diff options
Diffstat (limited to 'src/3rdparty/pcre2/src/sljit/sljitNativeS390X.c')
| -rw-r--r-- | src/3rdparty/pcre2/src/sljit/sljitNativeS390X.c | 2513 |
1 files changed, 2011 insertions, 502 deletions
diff --git a/src/3rdparty/pcre2/src/sljit/sljitNativeS390X.c b/src/3rdparty/pcre2/src/sljit/sljitNativeS390X.c index 716491ec72..67516f9b32 100644 --- a/src/3rdparty/pcre2/src/sljit/sljitNativeS390X.c +++ b/src/3rdparty/pcre2/src/sljit/sljitNativeS390X.c @@ -44,8 +44,11 @@ typedef sljit_uw sljit_ins; /* Instruction tags (most significant halfword). */ static const sljit_ins sljit_ins_const = (sljit_ins)1 << 48; -static const sljit_u8 reg_map[SLJIT_NUMBER_OF_REGISTERS + 4] = { - 0, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 0, 1 +#define TMP_REG1 (SLJIT_NUMBER_OF_REGISTERS + 2) +#define TMP_REG2 (SLJIT_NUMBER_OF_REGISTERS + 3) + +static const sljit_u8 reg_map[SLJIT_NUMBER_OF_REGISTERS + 5] = { + 0, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 0, 1, 14 }; /* there are also a[2-15] available, but they are slower to access and @@ -80,7 +83,7 @@ static const sljit_gpr r10 = 10; /* reg_map[9] */ static const sljit_gpr r11 = 11; /* reg_map[10] */ static const sljit_gpr r12 = 12; /* reg_map[11]: GOT */ static const sljit_gpr r13 = 13; /* reg_map[12]: Literal Pool pointer */ -static const sljit_gpr r14 = 14; /* reg_map[0]: return address and flag register */ +static const sljit_gpr r14 = 14; /* reg_map[0]: return address */ static const sljit_gpr r15 = 15; /* reg_map[SLJIT_NUMBER_OF_REGISTERS + 1]: stack pointer */ /* WARNING: r12 and r13 shouldn't be used as per ABI recommendation */ @@ -93,24 +96,37 @@ static const sljit_gpr r15 = 15; /* reg_map[SLJIT_NUMBER_OF_REGISTERS + 1]: stac #define tmp0 r0 #define tmp1 r1 -/* TODO(carenas): flags should move to a different register so that - * link register doesn't need to change - */ +/* When reg cannot be unused. */ +#define IS_GPR_REG(reg) ((reg > 0) && (reg) <= SLJIT_SP) -/* Link registers. The normal link register is r14, but since - we use that for flags we need to use r0 instead to do fast - calls so that flags are preserved. */ +/* Link register. */ static const sljit_gpr link_r = 14; /* r14 */ -static const sljit_gpr fast_link_r = 0; /* r0 */ -/* Flag register layout: +#define TMP_FREG1 (SLJIT_NUMBER_OF_FLOAT_REGISTERS + 1) + +static const sljit_u8 freg_map[SLJIT_NUMBER_OF_FLOAT_REGISTERS + 2] = { + 0, 0, 2, 4, 6, 3, 5, 7, 15, 14, 13, 12, 11, 10, 9, 8, 1 +}; - 0 32 33 34 36 64 - +---------------+---+---+-------+-------+ - | ZERO | 0 | 0 | C C |///////| - +---------------+---+---+-------+-------+ -*/ -static const sljit_gpr flag_r = 14; /* r14 */ +#define R0A(r) (r) +#define R4A(r) ((r) << 4) +#define R8A(r) ((r) << 8) +#define R12A(r) ((r) << 12) +#define R16A(r) ((r) << 16) +#define R20A(r) ((r) << 20) +#define R28A(r) ((r) << 28) +#define R32A(r) ((r) << 32) +#define R36A(r) ((r) << 36) + +#define R0(r) ((sljit_ins)reg_map[r]) + +#define F0(r) ((sljit_ins)freg_map[r]) +#define F4(r) (R4A((sljit_ins)freg_map[r])) +#define F12(r) (R12A((sljit_ins)freg_map[r])) +#define F20(r) (R20A((sljit_ins)freg_map[r])) +#define F28(r) (R28A((sljit_ins)freg_map[r])) +#define F32(r) (R32A((sljit_ins)freg_map[r])) +#define F36(r) (R36A((sljit_ins)freg_map[r])) struct sljit_s390x_const { struct sljit_const const_; /* must be first */ @@ -129,14 +145,14 @@ static SLJIT_INLINE sljit_uw sizeof_ins(sljit_ins ins) { /* keep faulting instructions */ if (ins == 0) - return 2; + return 2; if ((ins & 0x00000000ffffL) == ins) - return 2; + return 2; if ((ins & 0x0000ffffffffL) == ins) - return 4; + return 4; if ((ins & 0xffffffffffffL) == ins) - return 6; + return 6; SLJIT_UNREACHABLE(); return (sljit_uw)-1; @@ -172,7 +188,8 @@ static sljit_s32 encode_inst(void **ptr, sljit_ins ins) } #define SLJIT_ADD_SUB_NO_COMPARE(status_flags_state) \ - (((status_flags_state) & (SLJIT_CURRENT_FLAGS_ADD_SUB | SLJIT_CURRENT_FLAGS_COMPARE)) == SLJIT_CURRENT_FLAGS_ADD_SUB) + (((status_flags_state) & (SLJIT_CURRENT_FLAGS_ADD | SLJIT_CURRENT_FLAGS_SUB)) \ + && !((status_flags_state) & SLJIT_CURRENT_FLAGS_COMPARE)) /* Map the given type to a 4-bit condition code mask. */ static SLJIT_INLINE sljit_u8 get_cc(struct sljit_compiler *compiler, sljit_s32 type) { @@ -191,8 +208,11 @@ static SLJIT_INLINE sljit_u8 get_cc(struct sljit_compiler *compiler, sljit_s32 t return (cc0 | cc3); return (cc0 | cc2); } + /* fallthrough */ - case SLJIT_EQUAL_F64: + case SLJIT_ATOMIC_STORED: + case SLJIT_F_EQUAL: + case SLJIT_ORDERED_EQUAL: return cc0; case SLJIT_NOT_EQUAL: @@ -204,14 +224,17 @@ static SLJIT_INLINE sljit_u8 get_cc(struct sljit_compiler *compiler, sljit_s32 t return (cc1 | cc2); return (cc1 | cc3); } + /* fallthrough */ - case SLJIT_NOT_EQUAL_F64: + case SLJIT_UNORDERED_OR_NOT_EQUAL: return (cc1 | cc2 | cc3); case SLJIT_LESS: + case SLJIT_ATOMIC_NOT_STORED: return cc1; case SLJIT_GREATER_EQUAL: + case SLJIT_UNORDERED_OR_GREATER_EQUAL: return (cc0 | cc2 | cc3); case SLJIT_GREATER: @@ -225,14 +248,27 @@ static SLJIT_INLINE sljit_u8 get_cc(struct sljit_compiler *compiler, sljit_s32 t return (cc0 | cc1 | cc2); case SLJIT_SIG_LESS: - case SLJIT_LESS_F64: + case SLJIT_F_LESS: + case SLJIT_ORDERED_LESS: return cc1; + case SLJIT_NOT_CARRY: + if (compiler->status_flags_state & SLJIT_CURRENT_FLAGS_SUB) + return (cc2 | cc3); + /* fallthrough */ + case SLJIT_SIG_LESS_EQUAL: - case SLJIT_LESS_EQUAL_F64: + case SLJIT_F_LESS_EQUAL: + case SLJIT_ORDERED_LESS_EQUAL: return (cc0 | cc1); + case SLJIT_CARRY: + if (compiler->status_flags_state & SLJIT_CURRENT_FLAGS_SUB) + return (cc0 | cc1); + /* fallthrough */ + case SLJIT_SIG_GREATER: + case SLJIT_UNORDERED_OR_GREATER: /* Overflow is considered greater, see SLJIT_SUB. */ return cc2 | cc3; @@ -242,22 +278,39 @@ static SLJIT_INLINE sljit_u8 get_cc(struct sljit_compiler *compiler, sljit_s32 t case SLJIT_OVERFLOW: if (compiler->status_flags_state & SLJIT_SET_Z) return (cc2 | cc3); + /* fallthrough */ - case SLJIT_UNORDERED_F64: + case SLJIT_UNORDERED: return cc3; case SLJIT_NOT_OVERFLOW: if (compiler->status_flags_state & SLJIT_SET_Z) return (cc0 | cc1); + /* fallthrough */ - case SLJIT_ORDERED_F64: + case SLJIT_ORDERED: return (cc0 | cc1 | cc2); - case SLJIT_GREATER_F64: + case SLJIT_F_NOT_EQUAL: + case SLJIT_ORDERED_NOT_EQUAL: + return (cc1 | cc2); + + case SLJIT_F_GREATER: + case SLJIT_ORDERED_GREATER: return cc2; - case SLJIT_GREATER_EQUAL_F64: + case SLJIT_F_GREATER_EQUAL: + case SLJIT_ORDERED_GREATER_EQUAL: return (cc0 | cc2); + + case SLJIT_UNORDERED_OR_LESS_EQUAL: + return (cc0 | cc1 | cc3); + + case SLJIT_UNORDERED_OR_EQUAL: + return (cc0 | cc3); + + case SLJIT_UNORDERED_OR_LESS: + return (cc1 | cc3); } SLJIT_UNREACHABLE(); @@ -396,10 +449,12 @@ HAVE_FACILITY(have_misc2, MISCELLANEOUS_INSTRUCTION_EXTENSIONS_2_FACILITY) static SLJIT_INLINE sljit_ins disp_s20(sljit_s32 d) { + sljit_uw dh, dl; + SLJIT_ASSERT(is_s20(d)); - sljit_uw dh = (d >> 12) & 0xff; - sljit_uw dl = (d << 8) & 0xfff00; + dh = (d >> 12) & 0xff; + dl = ((sljit_uw)d << 8) & 0xfff00; return (dh | dl) << 8; } @@ -444,7 +499,7 @@ SLJIT_S390X_RR(or, 0x1600) #define SLJIT_S390X_RRE(name, pattern) \ SLJIT_S390X_INSTRUCTION(name, sljit_gpr dst, sljit_gpr src) \ { \ - return (pattern) | ((dst & 0xf) << 4) | (src & 0xf); \ + return (pattern) | R4A(dst) | R0A(src); \ } /* AND */ @@ -504,7 +559,7 @@ SLJIT_S390X_RRE(sgr, 0xb9090000) #define SLJIT_S390X_RIA(name, pattern, imm_type) \ SLJIT_S390X_INSTRUCTION(name, sljit_gpr reg, imm_type imm) \ { \ - return (pattern) | ((reg & 0xf) << 20) | (imm & 0xffff); \ + return (pattern) | R20A(reg) | (imm & 0xffff); \ } /* ADD HALFWORD IMMEDIATE */ @@ -534,7 +589,7 @@ SLJIT_S390X_RIA(oilh, 0xa50a0000, sljit_u16) SLJIT_S390X_INSTRUCTION(name, sljit_gpr reg, imm_type imm) \ { \ SLJIT_ASSERT(have_eimm()); \ - return (pattern) | ((sljit_ins)(reg & 0xf) << 36) | (imm & 0xffffffff); \ + return (pattern) | R36A(reg) | ((sljit_ins)imm & 0xffffffffu); \ } /* ADD IMMEDIATE */ @@ -567,17 +622,11 @@ SLJIT_S390X_RILA(slfi, 0xc20500000000, sljit_u32) /* RX-a form instructions */ #define SLJIT_S390X_RXA(name, pattern) \ -SLJIT_S390X_INSTRUCTION(name, sljit_gpr r, sljit_u16 d, sljit_gpr x, sljit_gpr b) \ +SLJIT_S390X_INSTRUCTION(name, sljit_gpr r, sljit_s32 d, sljit_gpr x, sljit_gpr b) \ { \ - sljit_ins ri, xi, bi, di; \ -\ SLJIT_ASSERT((d & 0xfff) == d); \ - ri = (sljit_ins)(r & 0xf) << 20; \ - xi = (sljit_ins)(x & 0xf) << 16; \ - bi = (sljit_ins)(b & 0xf) << 12; \ - di = (sljit_ins)(d & 0xfff); \ \ - return (pattern) | ri | xi | bi | di; \ + return (pattern) | R20A(r) | R16A(x) | R12A(b) | (sljit_ins)(d & 0xfff); \ } /* LOAD */ @@ -607,15 +656,9 @@ SLJIT_S390X_RXA(sth, 0x40000000) #define SLJIT_S390X_RXYA(name, pattern, cond) \ SLJIT_S390X_INSTRUCTION(name, sljit_gpr r, sljit_s32 d, sljit_gpr x, sljit_gpr b) \ { \ - sljit_ins ri, xi, bi, di; \ -\ SLJIT_ASSERT(cond); \ - ri = (sljit_ins)(r & 0xf) << 36; \ - xi = (sljit_ins)(x & 0xf) << 32; \ - bi = (sljit_ins)(b & 0xf) << 28; \ - di = disp_s20(d); \ \ - return (pattern) | ri | xi | bi | di; \ + return (pattern) | R36A(r) | R32A(x) | R28A(b) | disp_s20(d); \ } /* LOAD */ @@ -660,17 +703,11 @@ SLJIT_S390X_RXYA(sthy, 0xe30000000070, have_ldisp()) /* RSY-a instructions */ #define SLJIT_S390X_RSYA(name, pattern, cond) \ -SLJIT_S390X_INSTRUCTION(name, sljit_gpr dst, sljit_gpr src, sljit_sw d, sljit_gpr b) \ +SLJIT_S390X_INSTRUCTION(name, sljit_gpr dst, sljit_gpr src, sljit_s32 d, sljit_gpr b) \ { \ - sljit_ins r1, r3, b2, d2; \ -\ SLJIT_ASSERT(cond); \ - r1 = (sljit_ins)(dst & 0xf) << 36; \ - r3 = (sljit_ins)(src & 0xf) << 32; \ - b2 = (sljit_ins)(b & 0xf) << 28; \ - d2 = disp_s20(d); \ \ - return (pattern) | r1 | r3 | b2 | d2; \ + return (pattern) | R36A(dst) | R32A(src) | R28A(b) | disp_s20(d); \ } /* LOAD MULTIPLE */ @@ -691,16 +728,14 @@ SLJIT_S390X_RSYA(stmg, 0xeb0000000024, 1) #define SLJIT_S390X_RIEF(name, pattern) \ SLJIT_S390X_INSTRUCTION(name, sljit_gpr dst, sljit_gpr src, sljit_u8 start, sljit_u8 end, sljit_u8 rot) \ { \ - sljit_ins r1, r2, i3, i4, i5; \ + sljit_ins i3, i4, i5; \ \ SLJIT_ASSERT(have_genext()); \ - r1 = (sljit_ins)(dst & 0xf) << 36; \ - r2 = (sljit_ins)(src & 0xf) << 32; \ i3 = (sljit_ins)start << 24; \ i4 = (sljit_ins)end << 16; \ i5 = (sljit_ins)rot << 8; \ \ - return (pattern) | r1 | r2 | i3 | i4 | i5; \ + return (pattern) | R36A(dst & 0xf) | R32A(src & 0xf) | i3 | i4 | i5; \ } /* ROTATE THEN AND SELECTED BITS */ @@ -728,14 +763,12 @@ SLJIT_S390X_RIEF(risbhg, 0xec000000005d) #define SLJIT_S390X_RRFC(name, pattern) \ SLJIT_S390X_INSTRUCTION(name, sljit_gpr dst, sljit_gpr src, sljit_uw mask) \ { \ - sljit_ins r1, r2, m3; \ + sljit_ins m3; \ \ SLJIT_ASSERT(have_lscond1()); \ - r1 = (sljit_ins)(dst & 0xf) << 4; \ - r2 = (sljit_ins)(src & 0xf); \ m3 = (sljit_ins)(mask & 0xf) << 12; \ \ - return (pattern) | m3 | r1 | r2; \ + return (pattern) | m3 | R4A(dst) | R0A(src); \ } /* LOAD HALFWORD IMMEDIATE ON CONDITION */ @@ -748,14 +781,13 @@ SLJIT_S390X_RRFC(locgr, 0xb9e20000) #define SLJIT_S390X_RIEG(name, pattern) \ SLJIT_S390X_INSTRUCTION(name, sljit_gpr reg, sljit_sw imm, sljit_uw mask) \ { \ - sljit_ins r1, m3, i2; \ + sljit_ins m3, i2; \ \ SLJIT_ASSERT(have_lscond2()); \ - r1 = (sljit_ins)(reg & 0xf) << 36; \ m3 = (sljit_ins)(mask & 0xf) << 32; \ i2 = (sljit_ins)(imm & 0xffffL) << 16; \ \ - return (pattern) | r1 | m3 | i2; \ + return (pattern) | R36A(reg) | m3 | i2; \ } /* LOAD HALFWORD IMMEDIATE ON CONDITION */ @@ -767,13 +799,9 @@ SLJIT_S390X_RIEG(locghi, 0xec0000000046) #define SLJIT_S390X_RILB(name, pattern, cond) \ SLJIT_S390X_INSTRUCTION(name, sljit_gpr reg, sljit_sw ri) \ { \ - sljit_ins r1, ri2; \ -\ SLJIT_ASSERT(cond); \ - r1 = (sljit_ins)(reg & 0xf) << 36; \ - ri2 = (sljit_ins)(ri & 0xffffffff); \ \ - return (pattern) | r1 | ri2; \ + return (pattern) | R36A(reg) | (sljit_ins)(ri & 0xffffffff); \ } /* BRANCH RELATIVE AND SAVE LONG */ @@ -808,22 +836,20 @@ SLJIT_S390X_INSTRUCTION(brcl, sljit_uw mask, sljit_sw target) SLJIT_S390X_INSTRUCTION(flogr, sljit_gpr dst, sljit_gpr src) { - sljit_ins r1 = ((sljit_ins)dst & 0xf) << 8; - sljit_ins r2 = ((sljit_ins)src & 0xf); SLJIT_ASSERT(have_eimm()); - return 0xb9830000 | r1 | r2; + return 0xb9830000 | R8A(dst) | R0A(src); } /* INSERT PROGRAM MASK */ SLJIT_S390X_INSTRUCTION(ipm, sljit_gpr dst) { - return 0xb2220000 | ((sljit_ins)(dst & 0xf) << 4); + return 0xb2220000 | R4A(dst); } /* SET PROGRAM MASK */ SLJIT_S390X_INSTRUCTION(spm, sljit_gpr dst) { - return 0x0400 | ((sljit_ins)(dst & 0xf) << 4); + return 0x0400 | R4A(dst); } /* ROTATE THEN INSERT SELECTED BITS HIGH (ZERO) */ @@ -842,12 +868,12 @@ static sljit_s32 update_zero_overflow(struct sljit_compiler *compiler, sljit_s32 1 (non-zero and no overflow) : unchanged 2 (zero and overflow) : decreased by 1 3 (non-zero and overflow) : decreased by 1 if non-zero */ - FAIL_IF(push_inst(compiler, brc(0xc, 2 + 2 + ((op & SLJIT_I32_OP) ? 1 : 2) + 2 + 3 + 1))); - FAIL_IF(push_inst(compiler, ipm(flag_r))); - FAIL_IF(push_inst(compiler, (op & SLJIT_I32_OP) ? or(dst_r, dst_r) : ogr(dst_r, dst_r))); + FAIL_IF(push_inst(compiler, brc(0xc, 2 + 2 + ((op & SLJIT_32) ? 1 : 2) + 2 + 3 + 1))); + FAIL_IF(push_inst(compiler, ipm(tmp1))); + FAIL_IF(push_inst(compiler, (op & SLJIT_32) ? or(dst_r, dst_r) : ogr(dst_r, dst_r))); FAIL_IF(push_inst(compiler, brc(0x8, 2 + 3))); - FAIL_IF(push_inst(compiler, slfi(flag_r, 0x10000000))); - FAIL_IF(push_inst(compiler, spm(flag_r))); + FAIL_IF(push_inst(compiler, slfi(tmp1, 0x10000000))); + FAIL_IF(push_inst(compiler, spm(tmp1))); return SLJIT_SUCCESS; } @@ -858,40 +884,35 @@ static sljit_s32 push_load_imm_inst(struct sljit_compiler *compiler, sljit_gpr t if (is_s16(v)) return push_inst(compiler, lghi(target, (sljit_s16)v)); - if ((sljit_uw)v == (v & 0x000000000000ffffU)) + if (((sljit_uw)v & ~(sljit_uw)0x000000000000ffff) == 0) return push_inst(compiler, llill(target, (sljit_u16)v)); - if ((sljit_uw)v == (v & 0x00000000ffff0000U)) + if (((sljit_uw)v & ~(sljit_uw)0x00000000ffff0000) == 0) return push_inst(compiler, llilh(target, (sljit_u16)(v >> 16))); - if ((sljit_uw)v == (v & 0x0000ffff00000000U)) + if (((sljit_uw)v & ~(sljit_uw)0x0000ffff00000000) == 0) return push_inst(compiler, llihl(target, (sljit_u16)(v >> 32))); - if ((sljit_uw)v == (v & 0xffff000000000000U)) + if (((sljit_uw)v & ~(sljit_uw)0xffff000000000000) == 0) return push_inst(compiler, llihh(target, (sljit_u16)(v >> 48))); - /* 6 byte instructions (requires extended immediate facility) */ - if (have_eimm()) { - if (is_s32(v)) - return push_inst(compiler, lgfi(target, (sljit_s32)v)); + if (is_s32(v)) + return push_inst(compiler, lgfi(target, (sljit_s32)v)); - if ((sljit_uw)v == (v & 0x00000000ffffffffU)) - return push_inst(compiler, llilf(target, (sljit_u32)v)); + if (((sljit_uw)v >> 32) == 0) + return push_inst(compiler, llilf(target, (sljit_u32)v)); - if ((sljit_uw)v == (v & 0xffffffff00000000U)) - return push_inst(compiler, llihf(target, (sljit_u32)(v >> 32))); + if (((sljit_uw)v << 32) == 0) + return push_inst(compiler, llihf(target, (sljit_u32)((sljit_uw)v >> 32))); - FAIL_IF(push_inst(compiler, llilf(target, (sljit_u32)v))); - return push_inst(compiler, iihf(target, (sljit_u32)(v >> 32))); - } - /* TODO(mundaym): instruction sequences that don't use extended immediates */ - abort(); + FAIL_IF(push_inst(compiler, llilf(target, (sljit_u32)v))); + return push_inst(compiler, iihf(target, (sljit_u32)(v >> 32))); } struct addr { sljit_gpr base; sljit_gpr index; - sljit_sw offset; + sljit_s32 offset; }; /* transform memory operand into D(X,B) form with a signed 20-bit offset */ @@ -911,7 +932,7 @@ static sljit_s32 make_addr_bxy(struct sljit_compiler *compiler, if (off != 0) { /* shift and put the result into tmp */ SLJIT_ASSERT(0 <= off && off < 64); - FAIL_IF(push_inst(compiler, sllg(tmp, index, off, 0))); + FAIL_IF(push_inst(compiler, sllg(tmp, index, (sljit_s32)off, 0))); index = tmp; off = 0; /* clear offset */ } @@ -923,7 +944,7 @@ static sljit_s32 make_addr_bxy(struct sljit_compiler *compiler, } addr->base = base; addr->index = index; - addr->offset = off; + addr->offset = (sljit_s32)off; return SLJIT_SUCCESS; } @@ -944,7 +965,7 @@ static sljit_s32 make_addr_bx(struct sljit_compiler *compiler, if (off != 0) { /* shift and put the result into tmp */ SLJIT_ASSERT(0 <= off && off < 64); - FAIL_IF(push_inst(compiler, sllg(tmp, index, off, 0))); + FAIL_IF(push_inst(compiler, sllg(tmp, index, (sljit_s32)off, 0))); index = tmp; off = 0; /* clear offset */ } @@ -956,7 +977,7 @@ static sljit_s32 make_addr_bx(struct sljit_compiler *compiler, } addr->base = base; addr->index = index; - addr->offset = off; + addr->offset = (sljit_s32)off; return SLJIT_SUCCESS; } @@ -965,47 +986,71 @@ static sljit_s32 make_addr_bx(struct sljit_compiler *compiler, (cond) ? EVAL(i1, r, addr) : EVAL(i2, r, addr) /* May clobber tmp1. */ -static sljit_s32 load_word(struct sljit_compiler *compiler, sljit_gpr dst, - sljit_s32 src, sljit_sw srcw, - sljit_s32 is_32bit) +static sljit_s32 load_store_op(struct sljit_compiler *compiler, sljit_gpr reg, + sljit_s32 mem, sljit_sw memw, + sljit_s32 is_32bit, const sljit_ins* forms) { struct addr addr; - sljit_ins ins; - SLJIT_ASSERT(src & SLJIT_MEM); - if (have_ldisp() || !is_32bit) - FAIL_IF(make_addr_bxy(compiler, &addr, src, srcw, tmp1)); - else - FAIL_IF(make_addr_bx(compiler, &addr, src, srcw, tmp1)); + SLJIT_ASSERT(mem & SLJIT_MEM); - if (is_32bit) - ins = WHEN(is_u12(addr.offset), dst, l, ly, addr); - else - ins = lg(dst, addr.offset, addr.index, addr.base); + if (is_32bit && ((mem & OFFS_REG_MASK) || is_u12(memw) || !is_s20(memw))) { + FAIL_IF(make_addr_bx(compiler, &addr, mem, memw, tmp1)); + return push_inst(compiler, forms[0] | R20A(reg) | R16A(addr.index) | R12A(addr.base) | (sljit_ins)addr.offset); + } - return push_inst(compiler, ins); + FAIL_IF(make_addr_bxy(compiler, &addr, mem, memw, tmp1)); + return push_inst(compiler, (is_32bit ? forms[1] : forms[2]) | R36A(reg) | R32A(addr.index) | R28A(addr.base) | disp_s20(addr.offset)); +} + +static const sljit_ins load_forms[3] = { + 0x58000000 /* l */, + 0xe30000000058 /* ly */, + 0xe30000000004 /* lg */ +}; + +static const sljit_ins store_forms[3] = { + 0x50000000 /* st */, + 0xe30000000050 /* sty */, + 0xe30000000024 /* stg */ +}; + +static const sljit_ins load_halfword_forms[3] = { + 0x48000000 /* lh */, + 0xe30000000078 /* lhy */, + 0xe30000000015 /* lgh */ +}; + +/* May clobber tmp1. */ +static SLJIT_INLINE sljit_s32 load_word(struct sljit_compiler *compiler, sljit_gpr dst_r, + sljit_s32 src, sljit_sw srcw, + sljit_s32 is_32bit) +{ + return load_store_op(compiler, dst_r, src, srcw, is_32bit, load_forms); } /* May clobber tmp1. */ -static sljit_s32 store_word(struct sljit_compiler *compiler, sljit_gpr src, - sljit_s32 dst, sljit_sw dstw, +static sljit_s32 load_unsigned_word(struct sljit_compiler *compiler, sljit_gpr dst_r, + sljit_s32 src, sljit_sw srcw, sljit_s32 is_32bit) { struct addr addr; sljit_ins ins; - SLJIT_ASSERT(dst & SLJIT_MEM); - if (have_ldisp() || !is_32bit) - FAIL_IF(make_addr_bxy(compiler, &addr, dst, dstw, tmp1)); - else - FAIL_IF(make_addr_bx(compiler, &addr, dst, dstw, tmp1)); + SLJIT_ASSERT(src & SLJIT_MEM); - if (is_32bit) - ins = WHEN(is_u12(addr.offset), src, st, sty, addr); - else - ins = stg(src, addr.offset, addr.index, addr.base); + FAIL_IF(make_addr_bxy(compiler, &addr, src, srcw, tmp1)); - return push_inst(compiler, ins); + ins = is_32bit ? 0xe30000000016 /* llgf */ : 0xe30000000004 /* lg */; + return push_inst(compiler, ins | R36A(dst_r) | R32A(addr.index) | R28A(addr.base) | disp_s20(addr.offset)); +} + +/* May clobber tmp1. */ +static SLJIT_INLINE sljit_s32 store_word(struct sljit_compiler *compiler, sljit_gpr src_r, + sljit_s32 dst, sljit_sw dstw, + sljit_s32 is_32bit) +{ + return load_store_op(compiler, src_r, dst, dstw, is_32bit, store_forms); } #undef WHEN @@ -1014,16 +1059,18 @@ static sljit_s32 emit_move(struct sljit_compiler *compiler, sljit_gpr dst_r, sljit_s32 src, sljit_sw srcw) { - SLJIT_ASSERT(!SLOW_IS_REG(src) || dst_r != gpr(src & REG_MASK)); + sljit_gpr src_r; + + SLJIT_ASSERT(!IS_GPR_REG(src) || dst_r != gpr(src & REG_MASK)); - if (src & SLJIT_IMM) + if (src == SLJIT_IMM) return push_load_imm_inst(compiler, dst_r, srcw); if (src & SLJIT_MEM) - return load_word(compiler, dst_r, src, srcw, (compiler->mode & SLJIT_I32_OP) != 0); + return load_word(compiler, dst_r, src, srcw, (compiler->mode & SLJIT_32) != 0); - sljit_gpr src_r = gpr(src & REG_MASK); - return push_inst(compiler, (compiler->mode & SLJIT_I32_OP) ? lr(dst_r, src_r) : lgr(dst_r, src_r)); + src_r = gpr(src & REG_MASK); + return push_inst(compiler, (compiler->mode & SLJIT_32) ? lr(dst_r, src_r) : lgr(dst_r, src_r)); } static sljit_s32 emit_rr(struct sljit_compiler *compiler, sljit_ins ins, @@ -1035,8 +1082,8 @@ static sljit_s32 emit_rr(struct sljit_compiler *compiler, sljit_ins ins, sljit_gpr src_r = tmp1; sljit_s32 needs_move = 1; - if (SLOW_IS_REG(dst)) { - dst_r = gpr(dst & REG_MASK); + if (FAST_IS_REG(dst)) { + dst_r = gpr(dst); if (dst == src1) needs_move = 0; @@ -1050,17 +1097,32 @@ static sljit_s32 emit_rr(struct sljit_compiler *compiler, sljit_ins ins, FAIL_IF(emit_move(compiler, dst_r, src1, src1w)); if (FAST_IS_REG(src2)) - src_r = gpr(src2 & REG_MASK); + src_r = gpr(src2); else FAIL_IF(emit_move(compiler, tmp1, src2, src2w)); - FAIL_IF(push_inst(compiler, ins | (dst_r << 4) | src_r)); + FAIL_IF(push_inst(compiler, ins | R4A(dst_r) | R0A(src_r))); if (needs_move != 2) return SLJIT_SUCCESS; dst_r = gpr(dst & REG_MASK); - return push_inst(compiler, (compiler->mode & SLJIT_I32_OP) ? lr(dst_r, tmp0) : lgr(dst_r, tmp0)); + return push_inst(compiler, (compiler->mode & SLJIT_32) ? lr(dst_r, tmp0) : lgr(dst_r, tmp0)); +} + +static sljit_s32 emit_rr1(struct sljit_compiler *compiler, sljit_ins ins, + sljit_s32 dst, + sljit_s32 src1, sljit_sw src1w) +{ + sljit_gpr dst_r = FAST_IS_REG(dst) ? gpr(dst) : tmp0; + sljit_gpr src_r = tmp1; + + if (FAST_IS_REG(src1)) + src_r = gpr(src1); + else + FAIL_IF(emit_move(compiler, tmp1, src1, src1w)); + + return push_inst(compiler, ins | R4A(dst_r) | R0A(src_r)); } static sljit_s32 emit_rrf(struct sljit_compiler *compiler, sljit_ins ins, @@ -1068,21 +1130,21 @@ static sljit_s32 emit_rrf(struct sljit_compiler *compiler, sljit_ins ins, sljit_s32 src1, sljit_sw src1w, sljit_s32 src2, sljit_sw src2w) { - sljit_gpr dst_r = SLOW_IS_REG(dst) ? gpr(dst & REG_MASK) : tmp0; + sljit_gpr dst_r = FAST_IS_REG(dst) ? gpr(dst & REG_MASK) : tmp0; sljit_gpr src1_r = tmp0; sljit_gpr src2_r = tmp1; if (FAST_IS_REG(src1)) - src1_r = gpr(src1 & REG_MASK); + src1_r = gpr(src1); else FAIL_IF(emit_move(compiler, tmp0, src1, src1w)); if (FAST_IS_REG(src2)) - src2_r = gpr(src2 & REG_MASK); + src2_r = gpr(src2); else FAIL_IF(emit_move(compiler, tmp1, src2, src2w)); - return push_inst(compiler, ins | (dst_r << 4) | src1_r | (src2_r << 12)); + return push_inst(compiler, ins | R4A(dst_r) | R0A(src1_r) | R12A(src2_r)); } typedef enum { @@ -1099,8 +1161,8 @@ static sljit_s32 emit_ri(struct sljit_compiler *compiler, sljit_ins ins, sljit_gpr dst_r = tmp0; sljit_s32 needs_move = 1; - if (SLOW_IS_REG(dst)) { - dst_r = gpr(dst & REG_MASK); + if (FAST_IS_REG(dst)) { + dst_r = gpr(dst); if (dst == src1) needs_move = 0; @@ -1110,8 +1172,8 @@ static sljit_s32 emit_ri(struct sljit_compiler *compiler, sljit_ins ins, FAIL_IF(emit_move(compiler, dst_r, src1, src1w)); if (type == RIL_A) - return push_inst(compiler, ins | (dst_r << 36) | (src2w & 0xffffffff)); - return push_inst(compiler, ins | (dst_r << 20) | (src2w & 0xffff)); + return push_inst(compiler, ins | R36A(dst_r) | (src2w & 0xffffffff)); + return push_inst(compiler, ins | R20A(dst_r) | (src2w & 0xffff)); } static sljit_s32 emit_rie_d(struct sljit_compiler *compiler, sljit_ins ins, @@ -1119,15 +1181,15 @@ static sljit_s32 emit_rie_d(struct sljit_compiler *compiler, sljit_ins ins, sljit_s32 src1, sljit_sw src1w, sljit_sw src2w) { - sljit_gpr dst_r = SLOW_IS_REG(dst) ? gpr(dst & REG_MASK) : tmp0; + sljit_gpr dst_r = FAST_IS_REG(dst) ? gpr(dst) : tmp0; sljit_gpr src_r = tmp0; - if (!SLOW_IS_REG(src1)) + if (!FAST_IS_REG(src1)) FAIL_IF(emit_move(compiler, tmp0, src1, src1w)); else src_r = gpr(src1 & REG_MASK); - return push_inst(compiler, ins | (dst_r << 36) | (src_r << 32) | (src2w & 0xffff) << 16); + return push_inst(compiler, ins | R36A(dst_r) | R32A(src_r) | (sljit_ins)(src2w & 0xffff) << 16); } typedef enum { @@ -1147,7 +1209,7 @@ static sljit_s32 emit_rx(struct sljit_compiler *compiler, sljit_ins ins, SLJIT_ASSERT(src2 & SLJIT_MEM); - if (SLOW_IS_REG(dst)) { + if (FAST_IS_REG(dst)) { dst_r = gpr(dst); if (dst == src1) @@ -1183,9 +1245,9 @@ static sljit_s32 emit_rx(struct sljit_compiler *compiler, sljit_ins ins, } if (type == RX_A) - ins |= (dst_r << 20) | (index << 16) | (base << 12) | src2w; + ins |= R20A(dst_r) | R16A(index) | R12A(base) | (sljit_ins)src2w; else - ins |= (dst_r << 36) | (index << 32) | (base << 28) | disp_s20(src2w); + ins |= R36A(dst_r) | R32A(index) | R28A(base) | disp_s20((sljit_s32)src2w); FAIL_IF(push_inst(compiler, ins)); @@ -1193,17 +1255,17 @@ static sljit_s32 emit_rx(struct sljit_compiler *compiler, sljit_ins ins, return SLJIT_SUCCESS; dst_r = gpr(dst); - return push_inst(compiler, (compiler->mode & SLJIT_I32_OP) ? lr(dst_r, tmp0) : lgr(dst_r, tmp0)); + return push_inst(compiler, (compiler->mode & SLJIT_32) ? lr(dst_r, tmp0) : lgr(dst_r, tmp0)); } static sljit_s32 emit_siy(struct sljit_compiler *compiler, sljit_ins ins, sljit_s32 dst, sljit_sw dstw, sljit_sw srcw) { - SLJIT_ASSERT(dst & SLJIT_MEM); - sljit_gpr dst_r = tmp1; + SLJIT_ASSERT(dst & SLJIT_MEM); + if (dst & OFFS_REG_MASK) { sljit_gpr index = tmp1; @@ -1226,7 +1288,7 @@ static sljit_s32 emit_siy(struct sljit_compiler *compiler, sljit_ins ins, else dst_r = gpr(dst & REG_MASK); - return push_inst(compiler, ins | ((srcw & 0xff) << 32) | (dst_r << 28) | disp_s20(dstw)); + return push_inst(compiler, ins | ((sljit_ins)(srcw & 0xff) << 32) | R28A(dst_r) | disp_s20((sljit_s32)dstw)); } struct ins_forms { @@ -1240,7 +1302,7 @@ struct ins_forms { }; static sljit_s32 emit_commutative(struct sljit_compiler *compiler, const struct ins_forms *forms, - sljit_s32 dst, sljit_sw dstw, + sljit_s32 dst, sljit_s32 src1, sljit_sw src1w, sljit_s32 src2, sljit_sw src2w) { @@ -1250,7 +1312,7 @@ static sljit_s32 emit_commutative(struct sljit_compiler *compiler, const struct if ((src1 | src2) & SLJIT_MEM) { sljit_ins ins12, ins20; - if (mode & SLJIT_I32_OP) { + if (mode & SLJIT_32) { ins12 = forms->op; ins20 = forms->op_y; } @@ -1297,7 +1359,7 @@ static sljit_s32 emit_commutative(struct sljit_compiler *compiler, const struct } } - if (mode & SLJIT_I32_OP) { + if (mode & SLJIT_32) { ins = forms->op_r; ins_k = forms->op_rk; } @@ -1308,7 +1370,7 @@ static sljit_s32 emit_commutative(struct sljit_compiler *compiler, const struct SLJIT_ASSERT(ins != 0 || ins_k != 0); - if (ins && SLOW_IS_REG(dst)) { + if (ins && FAST_IS_REG(dst)) { if (dst == src1) return emit_rr(compiler, ins, dst, src1, src1w, src2, src2w); @@ -1323,7 +1385,7 @@ static sljit_s32 emit_commutative(struct sljit_compiler *compiler, const struct } static sljit_s32 emit_non_commutative(struct sljit_compiler *compiler, const struct ins_forms *forms, - sljit_s32 dst, sljit_sw dstw, + sljit_s32 dst, sljit_s32 src1, sljit_sw src1w, sljit_s32 src2, sljit_sw src2w) { @@ -1333,7 +1395,7 @@ static sljit_s32 emit_non_commutative(struct sljit_compiler *compiler, const str if (src2 & SLJIT_MEM) { sljit_ins ins12, ins20; - if (mode & SLJIT_I32_OP) { + if (mode & SLJIT_32) { ins12 = forms->op; ins20 = forms->op_y; } @@ -1354,10 +1416,10 @@ static sljit_s32 emit_non_commutative(struct sljit_compiler *compiler, const str return emit_rx(compiler, ins20, dst, src1, src1w, src2, src2w, RXY_A); } - ins = (mode & SLJIT_I32_OP) ? forms->op_rk : forms->op_grk; + ins = (mode & SLJIT_32) ? forms->op_rk : forms->op_grk; - if (ins == 0 || (SLOW_IS_REG(dst) && dst == src1)) - return emit_rr(compiler, (mode & SLJIT_I32_OP) ? forms->op_r : forms->op_gr, dst, src1, src1w, src2, src2w); + if (ins == 0 || (FAST_IS_REG(dst) && dst == src1)) + return emit_rr(compiler, (mode & SLJIT_32) ? forms->op_r : forms->op_gr, dst, src1, src1w, src2, src2w); return emit_rrf(compiler, ins, dst, src1, src1w, src2, src2w); } @@ -1376,9 +1438,7 @@ SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compil struct sljit_memory_fragment *buf; void *code, *code_ptr; sljit_uw *pool, *pool_ptr; - - sljit_uw source; - sljit_sw offset; /* TODO(carenas): only need 32 bit */ + sljit_sw source, offset; /* TODO(carenas): only need 32 bit */ CHECK_ERROR_PTR(); CHECK_PTR(check_sljit_generate_code(compiler)); @@ -1489,42 +1549,47 @@ SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compil ins &= ~sljit_ins_const; /* update instruction with relative address of constant */ - source = (sljit_uw)code_ptr; - offset = (sljit_uw)pool_ptr - source; + source = (sljit_sw)code_ptr; + offset = (sljit_sw)pool_ptr - source; + SLJIT_ASSERT(!(offset & 1)); offset >>= 1; /* halfword (not byte) offset */ SLJIT_ASSERT(is_s32(offset)); + ins |= (sljit_ins)offset & 0xffffffff; /* update address */ const_->const_.addr = (sljit_uw)pool_ptr; /* store initial value into pool and update pool address */ - *(pool_ptr++) = const_->init_value; + *(pool_ptr++) = (sljit_uw)const_->init_value; /* move to next constant */ const_ = (struct sljit_s390x_const *)const_->const_.next; } if (jump && jump->addr == j) { - sljit_sw target = (jump->flags & JUMP_LABEL) ? jump->u.label->addr : jump->u.target; + sljit_sw target = (sljit_sw)((jump->flags & JUMP_LABEL) ? jump->u.label->addr : jump->u.target); if ((jump->flags & SLJIT_REWRITABLE_JUMP) || (jump->flags & JUMP_ADDR)) { + sljit_ins op, arg; + jump->addr = (sljit_uw)pool_ptr; /* load address into tmp1 */ - source = (sljit_uw)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset); - offset = (sljit_uw)SLJIT_ADD_EXEC_OFFSET(pool_ptr, executable_offset) - source; + source = (sljit_sw)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset); + offset = (sljit_sw)SLJIT_ADD_EXEC_OFFSET(pool_ptr, executable_offset) - source; + SLJIT_ASSERT(!(offset & 1)); offset >>= 1; SLJIT_ASSERT(is_s32(offset)); - encode_inst(&code_ptr, - lgrl(tmp1, offset & 0xffffffff)); + + encode_inst(&code_ptr, lgrl(tmp1, offset & 0xffffffff)); /* store jump target into pool and update pool address */ - *(pool_ptr++) = target; + *(pool_ptr++) = (sljit_uw)target; /* branch to tmp1 */ - sljit_ins op = (ins >> 32) & 0xf; - sljit_ins arg = (ins >> 36) & 0xf; + op = (ins >> 32) & 0xf; + arg = (ins >> 36) & 0xf; switch (op) { case 4: /* brcl -> bcr */ ins = bcr(arg, tmp1); @@ -1538,7 +1603,7 @@ SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compil } else { jump->addr = (sljit_uw)code_ptr + 2; - source = (sljit_uw)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset); + source = (sljit_sw)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset); offset = target - source; /* offset must be halfword aligned */ @@ -1552,14 +1617,14 @@ SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compil jump = jump->next; } if (put_label && put_label->addr == j) { - source = (sljit_uw)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset); + source = (sljit_sw)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset); SLJIT_ASSERT(put_label->label); put_label->addr = (sljit_uw)code_ptr; /* store target into pool */ *pool_ptr = put_label->label->addr; - offset = (sljit_uw)SLJIT_ADD_EXEC_OFFSET(pool_ptr, executable_offset) - source; + offset = (sljit_sw)SLJIT_ADD_EXEC_OFFSET(pool_ptr, executable_offset) - source; pool_ptr++; SLJIT_ASSERT(!(offset & 1)); @@ -1578,6 +1643,8 @@ SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compil compiler->error = SLJIT_ERR_COMPILED; compiler->executable_offset = executable_offset; compiler->executable_size = ins_size; + if (pool_size) + compiler->executable_size += (pad_size + pool_size); code = SLJIT_ADD_EXEC_OFFSET(code, executable_offset); code_ptr = SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset); SLJIT_CACHE_FLUSH(code, code_ptr); @@ -1589,16 +1656,38 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_has_cpu_feature(sljit_s32 feature_type) { /* TODO(mundaym): implement all */ switch (feature_type) { + case SLJIT_HAS_FPU: +#ifdef SLJIT_IS_FPU_AVAILABLE + return (SLJIT_IS_FPU_AVAILABLE) != 0; +#else + return 1; +#endif /* SLJIT_IS_FPU_AVAILABLE */ + case SLJIT_HAS_CLZ: - return have_eimm() ? 1 : 0; /* FLOGR instruction */ + case SLJIT_HAS_REV: + case SLJIT_HAS_ROT: + case SLJIT_HAS_PREFETCH: + case SLJIT_HAS_COPY_F32: + case SLJIT_HAS_COPY_F64: + case SLJIT_HAS_SIMD: + case SLJIT_HAS_ATOMIC: + return 1; + + case SLJIT_HAS_CTZ: + return 2; + case SLJIT_HAS_CMOV: return have_lscond1() ? 1 : 0; - case SLJIT_HAS_FPU: - return 0; } return 0; } +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_cmp_info(sljit_s32 type) +{ + SLJIT_UNUSED_ARG(type); + return 0; +} + /* --------------------------------------------------------------------- */ /* Entry, exit */ /* --------------------------------------------------------------------- */ @@ -1607,36 +1696,94 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_enter(struct sljit_compiler *compi sljit_s32 options, sljit_s32 arg_types, sljit_s32 scratches, sljit_s32 saveds, sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size) { - sljit_s32 args = get_arg_count(arg_types); - sljit_sw frame_size; + sljit_s32 saved_arg_count = SLJIT_KEPT_SAVEDS_COUNT(options); + sljit_s32 offset, i, tmp; CHECK_ERROR(); CHECK(check_sljit_emit_enter(compiler, options, arg_types, scratches, saveds, fscratches, fsaveds, local_size)); set_emit_enter(compiler, options, arg_types, scratches, saveds, fscratches, fsaveds, local_size); - /* saved registers go in callee allocated save area */ - compiler->local_size = (local_size + 0xf) & ~0xf; - frame_size = compiler->local_size + SLJIT_S390X_DEFAULT_STACK_FRAME_SIZE; + /* Saved registers are stored in callee allocated save area. */ + SLJIT_ASSERT(gpr(SLJIT_FIRST_SAVED_REG) == r6 && gpr(SLJIT_S0) == r13); - FAIL_IF(push_inst(compiler, stmg(r6, r15, r6 * sizeof(sljit_sw), r15))); /* save registers TODO(MGM): optimize */ - if (frame_size != 0) { - if (is_s16(-frame_size)) - FAIL_IF(push_inst(compiler, aghi(r15, -((sljit_s16)frame_size)))); - else if (is_s32(-frame_size)) - FAIL_IF(push_inst(compiler, agfi(r15, -((sljit_s32)frame_size)))); - else { - FAIL_IF(push_load_imm_inst(compiler, tmp1, -frame_size)); - FAIL_IF(push_inst(compiler, la(r15, 0, tmp1, r15))); + offset = 2 * SSIZE_OF(sw); + if (saveds + scratches >= SLJIT_NUMBER_OF_REGISTERS) { + if (saved_arg_count == 0) { + FAIL_IF(push_inst(compiler, stmg(r6, r14, offset, r15))); + offset += 9 * SSIZE_OF(sw); + } else { + FAIL_IF(push_inst(compiler, stmg(r6, r13 - (sljit_gpr)saved_arg_count, offset, r15))); + offset += (8 - saved_arg_count) * SSIZE_OF(sw); } + } else { + if (scratches == SLJIT_FIRST_SAVED_REG) { + FAIL_IF(push_inst(compiler, stg(r6, offset, 0, r15))); + offset += SSIZE_OF(sw); + } else if (scratches > SLJIT_FIRST_SAVED_REG) { + FAIL_IF(push_inst(compiler, stmg(r6, r6 + (sljit_gpr)(scratches - SLJIT_FIRST_SAVED_REG), offset, r15))); + offset += (scratches - (SLJIT_FIRST_SAVED_REG - 1)) * SSIZE_OF(sw); + } + + if (saved_arg_count == 0) { + if (saveds == 0) { + FAIL_IF(push_inst(compiler, stg(r14, offset, 0, r15))); + offset += SSIZE_OF(sw); + } else { + FAIL_IF(push_inst(compiler, stmg(r14 - (sljit_gpr)saveds, r14, offset, r15))); + offset += (saveds + 1) * SSIZE_OF(sw); + } + } else if (saveds > saved_arg_count) { + if (saveds == saved_arg_count + 1) { + FAIL_IF(push_inst(compiler, stg(r14 - (sljit_gpr)saveds, offset, 0, r15))); + offset += SSIZE_OF(sw); + } else { + FAIL_IF(push_inst(compiler, stmg(r14 - (sljit_gpr)saveds, r13 - (sljit_gpr)saved_arg_count, offset, r15))); + offset += (saveds - saved_arg_count) * SSIZE_OF(sw); + } + } + } + + if (saved_arg_count > 0) { + FAIL_IF(push_inst(compiler, stg(r14, offset, 0, r15))); + offset += SSIZE_OF(sw); + } + + tmp = SLJIT_FS0 - fsaveds; + for (i = SLJIT_FS0; i > tmp; i--) { + FAIL_IF(push_inst(compiler, 0x60000000 /* std */ | F20(i) | R12A(r15) | (sljit_ins)offset)); + offset += SSIZE_OF(sw); + } + + for (i = fscratches; i >= SLJIT_FIRST_SAVED_FLOAT_REG; i--) { + FAIL_IF(push_inst(compiler, 0x60000000 /* std */ | F20(i) | R12A(r15) | (sljit_ins)offset)); + offset += SSIZE_OF(sw); } - if (args >= 1) - FAIL_IF(push_inst(compiler, lgr(gpr(SLJIT_S0), gpr(SLJIT_R0)))); - if (args >= 2) - FAIL_IF(push_inst(compiler, lgr(gpr(SLJIT_S1), gpr(SLJIT_R1)))); - if (args >= 3) - FAIL_IF(push_inst(compiler, lgr(gpr(SLJIT_S2), gpr(SLJIT_R2)))); - SLJIT_ASSERT(args < 4); + local_size = (local_size + SLJIT_S390X_DEFAULT_STACK_FRAME_SIZE + 0xf) & ~0xf; + compiler->local_size = local_size; + + if (is_s20(-local_size)) + FAIL_IF(push_inst(compiler, 0xe30000000071 /* lay */ | R36A(r15) | R28A(r15) | disp_s20(-local_size))); + else + FAIL_IF(push_inst(compiler, 0xc20400000000 /* slgfi */ | R36A(r15) | (sljit_ins)local_size)); + + if (options & SLJIT_ENTER_REG_ARG) + return SLJIT_SUCCESS; + + arg_types >>= SLJIT_ARG_SHIFT; + saved_arg_count = 0; + tmp = 0; + while (arg_types > 0) { + if ((arg_types & SLJIT_ARG_MASK) < SLJIT_ARG_TYPE_F64) { + if (!(arg_types & SLJIT_ARG_TYPE_SCRATCH_REG)) { + FAIL_IF(push_inst(compiler, lgr(gpr(SLJIT_S0 - saved_arg_count), gpr(SLJIT_R0 + tmp)))); + saved_arg_count++; + } + tmp++; + } + + arg_types >>= SLJIT_ARG_SHIFT; + } return SLJIT_SUCCESS; } @@ -1649,37 +1796,118 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_set_context(struct sljit_compiler *comp CHECK(check_sljit_set_context(compiler, options, arg_types, scratches, saveds, fscratches, fsaveds, local_size)); set_set_context(compiler, options, arg_types, scratches, saveds, fscratches, fsaveds, local_size); - /* TODO(mundaym): stack space for saved floating point registers */ - compiler->local_size = (local_size + 0xf) & ~0xf; + compiler->local_size = (local_size + SLJIT_S390X_DEFAULT_STACK_FRAME_SIZE + 0xf) & ~0xf; return SLJIT_SUCCESS; } -SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_return(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 src, sljit_sw srcw) +static sljit_s32 emit_stack_frame_release(struct sljit_compiler *compiler, sljit_gpr last_reg) { - sljit_sw size; - sljit_gpr end; + sljit_s32 offset, i, tmp; + sljit_s32 local_size = compiler->local_size; + sljit_s32 saveds = compiler->saveds; + sljit_s32 scratches = compiler->scratches; + sljit_s32 kept_saveds_count = SLJIT_KEPT_SAVEDS_COUNT(compiler->options); + + if (is_u12(local_size)) + FAIL_IF(push_inst(compiler, 0x41000000 /* ly */ | R20A(r15) | R12A(r15) | (sljit_ins)local_size)); + else if (is_s20(local_size)) + FAIL_IF(push_inst(compiler, 0xe30000000071 /* lay */ | R36A(r15) | R28A(r15) | disp_s20(local_size))); + else + FAIL_IF(push_inst(compiler, 0xc20a00000000 /* algfi */ | R36A(r15) | (sljit_ins)local_size)); - CHECK_ERROR(); - CHECK(check_sljit_emit_return(compiler, op, src, srcw)); + offset = 2 * SSIZE_OF(sw); + if (saveds + scratches >= SLJIT_NUMBER_OF_REGISTERS) { + if (kept_saveds_count == 0) { + FAIL_IF(push_inst(compiler, lmg(r6, last_reg, offset, r15))); + offset += 9 * SSIZE_OF(sw); + } else { + FAIL_IF(push_inst(compiler, lmg(r6, r13 - (sljit_gpr)kept_saveds_count, offset, r15))); + offset += (8 - kept_saveds_count) * SSIZE_OF(sw); + } + } else { + if (scratches == SLJIT_FIRST_SAVED_REG) { + FAIL_IF(push_inst(compiler, lg(r6, offset, 0, r15))); + offset += SSIZE_OF(sw); + } else if (scratches > SLJIT_FIRST_SAVED_REG) { + FAIL_IF(push_inst(compiler, lmg(r6, r6 + (sljit_gpr)(scratches - SLJIT_FIRST_SAVED_REG), offset, r15))); + offset += (scratches - (SLJIT_FIRST_SAVED_REG - 1)) * SSIZE_OF(sw); + } - FAIL_IF(emit_mov_before_return(compiler, op, src, srcw)); + if (kept_saveds_count == 0) { + if (saveds == 0) { + if (last_reg == r14) + FAIL_IF(push_inst(compiler, lg(r14, offset, 0, r15))); + offset += SSIZE_OF(sw); + } else if (saveds == 1 && last_reg == r13) { + FAIL_IF(push_inst(compiler, lg(r13, offset, 0, r15))); + offset += 2 * SSIZE_OF(sw); + } else { + FAIL_IF(push_inst(compiler, lmg(r14 - (sljit_gpr)saveds, last_reg, offset, r15))); + offset += (saveds + 1) * SSIZE_OF(sw); + } + } else if (saveds > kept_saveds_count) { + if (saveds == kept_saveds_count + 1) { + FAIL_IF(push_inst(compiler, lg(r14 - (sljit_gpr)saveds, offset, 0, r15))); + offset += SSIZE_OF(sw); + } else { + FAIL_IF(push_inst(compiler, lmg(r14 - (sljit_gpr)saveds, r13 - (sljit_gpr)kept_saveds_count, offset, r15))); + offset += (saveds - kept_saveds_count) * SSIZE_OF(sw); + } + } + } - size = compiler->local_size + SLJIT_S390X_DEFAULT_STACK_FRAME_SIZE + (r6 * sizeof(sljit_sw)); - if (!is_s20(size)) { - FAIL_IF(push_load_imm_inst(compiler, tmp1, compiler->local_size + SLJIT_S390X_DEFAULT_STACK_FRAME_SIZE)); - FAIL_IF(push_inst(compiler, la(r15, 0, tmp1, r15))); - size = r6 * sizeof(sljit_sw); - end = r14; /* r15 has been restored already */ + if (kept_saveds_count > 0) { + if (last_reg == r14) + FAIL_IF(push_inst(compiler, lg(r14, offset, 0, r15))); + offset += SSIZE_OF(sw); } - else - end = r15; - FAIL_IF(push_inst(compiler, lmg(r6, end, size, r15))); /* restore registers TODO(MGM): optimize */ - FAIL_IF(push_inst(compiler, br(r14))); /* return */ + tmp = SLJIT_FS0 - compiler->fsaveds; + for (i = SLJIT_FS0; i > tmp; i--) { + FAIL_IF(push_inst(compiler, 0x68000000 /* ld */ | F20(i) | R12A(r15) | (sljit_ins)offset)); + offset += SSIZE_OF(sw); + } + + for (i = compiler->fscratches; i >= SLJIT_FIRST_SAVED_FLOAT_REG; i--) { + FAIL_IF(push_inst(compiler, 0x68000000 /* ld */ | F20(i) | R12A(r15) | (sljit_ins)offset)); + offset += SSIZE_OF(sw); + } return SLJIT_SUCCESS; } +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_return_void(struct sljit_compiler *compiler) +{ + CHECK_ERROR(); + CHECK(check_sljit_emit_return_void(compiler)); + + FAIL_IF(emit_stack_frame_release(compiler, r14)); + return push_inst(compiler, br(r14)); /* return */ +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_return_to(struct sljit_compiler *compiler, + sljit_s32 src, sljit_sw srcw) +{ + CHECK_ERROR(); + CHECK(check_sljit_emit_return_to(compiler, src, srcw)); + + if (src & SLJIT_MEM) { + ADJUST_LOCAL_OFFSET(src, srcw); + FAIL_IF(load_word(compiler, tmp1, src, srcw, 0 /* 64-bit */)); + src = TMP_REG2; + srcw = 0; + } else if (src >= SLJIT_FIRST_SAVED_REG && src <= (SLJIT_S0 - SLJIT_KEPT_SAVEDS_COUNT(compiler->options))) { + FAIL_IF(push_inst(compiler, lgr(tmp1, gpr(src)))); + src = TMP_REG2; + srcw = 0; + } + + FAIL_IF(emit_stack_frame_release(compiler, r13)); + + SLJIT_SKIP_CHECKS(compiler); + return sljit_emit_ijump(compiler, SLJIT_JUMP, src, srcw); +} + /* --------------------------------------------------------------------- */ /* Operators */ /* --------------------------------------------------------------------- */ @@ -1692,7 +1920,7 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op0(struct sljit_compiler *compile CHECK_ERROR(); CHECK(check_sljit_emit_op0(compiler, op)); - op = GET_OPCODE(op) | (op & SLJIT_I32_OP); + op = GET_OPCODE(op) | (op & SLJIT_32); switch (op) { case SLJIT_BREAKPOINT: /* The following invalid instruction is emitted by gdb. */ @@ -1768,12 +1996,126 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op0(struct sljit_compiler *compile return push_inst(compiler, lgr(arg1, tmp0)); } +static sljit_s32 sljit_emit_clz_ctz(struct sljit_compiler *compiler, sljit_s32 op, sljit_gpr dst_r, sljit_gpr src_r) +{ + sljit_s32 is_ctz = (GET_OPCODE(op) == SLJIT_CTZ); + + if ((op & SLJIT_32) && src_r != tmp0) { + FAIL_IF(push_inst(compiler, 0xb9160000 /* llgfr */ | R4A(tmp0) | R0A(src_r))); + src_r = tmp0; + } + + if (is_ctz) { + FAIL_IF(push_inst(compiler, ((op & SLJIT_32) ? 0x1300 /* lcr */ : 0xb9030000 /* lcgr */) | R4A(tmp1) | R0A(src_r))); + + if (src_r == tmp0) + FAIL_IF(push_inst(compiler, ((op & SLJIT_32) ? 0x1400 /* nr */ : 0xb9800000 /* ngr */) | R4A(tmp0) | R0A(tmp1))); + else + FAIL_IF(push_inst(compiler, 0xb9e40000 /* ngrk */ | R12A(tmp1) | R4A(tmp0) | R0A(src_r))); + + src_r = tmp0; + } + + FAIL_IF(push_inst(compiler, 0xb9830000 /* flogr */ | R4A(tmp0) | R0A(src_r))); + + if (is_ctz) + FAIL_IF(push_inst(compiler, 0xec00000000d9 /* aghik */ | R36A(tmp1) | R32A(tmp0) | ((sljit_ins)(-64 & 0xffff) << 16))); + + if (op & SLJIT_32) { + if (!is_ctz && dst_r != tmp0) + return push_inst(compiler, 0xec00000000d9 /* aghik */ | R36A(dst_r) | R32A(tmp0) | ((sljit_ins)(-32 & 0xffff) << 16)); + + FAIL_IF(push_inst(compiler, 0xc20800000000 /* agfi */ | R36A(tmp0) | (sljit_u32)-32)); + } + + if (is_ctz) + FAIL_IF(push_inst(compiler, 0xec0000000057 /* rxsbg */ | R36A(tmp0) | R32A(tmp1) | ((sljit_ins)((op & SLJIT_32) ? 59 : 58) << 24) | (63 << 16) | ((sljit_ins)((op & SLJIT_32) ? 5 : 6) << 8))); + + if (dst_r == tmp0) + return SLJIT_SUCCESS; + + return push_inst(compiler, ((op & SLJIT_32) ? 0x1800 /* lr */ : 0xb9040000 /* lgr */) | R4A(dst_r) | R0A(tmp0)); +} + +static sljit_s32 sljit_emit_rev(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 dst, sljit_sw dstw, + sljit_s32 src, sljit_sw srcw) +{ + struct addr addr; + sljit_gpr reg; + sljit_ins ins; + sljit_s32 opcode = GET_OPCODE(op); + sljit_s32 is_16bit = (opcode == SLJIT_REV_U16 || opcode == SLJIT_REV_S16); + + if (dst & SLJIT_MEM) { + if (src & SLJIT_MEM) { + FAIL_IF(load_store_op(compiler, tmp0, src, srcw, op & SLJIT_32, is_16bit ? load_halfword_forms : load_forms)); + reg = tmp0; + } else + reg = gpr(src); + + FAIL_IF(make_addr_bxy(compiler, &addr, dst, dstw, tmp1)); + + if (is_16bit) + ins = 0xe3000000003f /* strvh */; + else + ins = (op & SLJIT_32) ? 0xe3000000003e /* strv */ : 0xe3000000002f /* strvg */; + + return push_inst(compiler, ins | R36A(reg) | R32A(addr.index) | R28A(addr.base) | disp_s20(addr.offset)); + } + + reg = gpr(dst); + + if (src & SLJIT_MEM) { + FAIL_IF(make_addr_bxy(compiler, &addr, src, srcw, tmp1)); + + if (is_16bit) + ins = 0xe3000000001f /* lrvh */; + else + ins = (op & SLJIT_32) ? 0xe3000000001e /* lrv */ : 0xe3000000000f /* lrvg */; + + FAIL_IF(push_inst(compiler, ins | R36A(reg) | R32A(addr.index) | R28A(addr.base) | disp_s20(addr.offset))); + + if (opcode == SLJIT_REV) + return SLJIT_SUCCESS; + + if (is_16bit) { + if (op & SLJIT_32) + ins = (opcode == SLJIT_REV_U16) ? 0xb9950000 /* llhr */ : 0xb9270000 /* lhr */; + else + ins = (opcode == SLJIT_REV_U16) ? 0xb9850000 /* llghr */ : 0xb9070000 /* lghr */; + } else + ins = (opcode == SLJIT_REV_U32) ? 0xb9160000 /* llgfr */ : 0xb9140000 /* lgfr */; + + return push_inst(compiler, ins | R4A(reg) | R0A(reg)); + } + + ins = (op & SLJIT_32) ? 0xb91f0000 /* lrvr */ : 0xb90f0000 /* lrvgr */; + FAIL_IF(push_inst(compiler, ins | R4A(reg) | R0A(gpr(src)))); + + if (opcode == SLJIT_REV) + return SLJIT_SUCCESS; + + if (!is_16bit) { + ins = (opcode == SLJIT_REV_U32) ? 0xb9160000 /* llgfr */ : 0xb9140000 /* lgfr */; + return push_inst(compiler, ins | R4A(reg) | R0A(reg)); + } + + if (op & SLJIT_32) { + ins = (opcode == SLJIT_REV_U16) ? 0x88000000 /* srl */ : 0x8a000000 /* sra */; + return push_inst(compiler, ins | R20A(reg) | 16); + } + + ins = (opcode == SLJIT_REV_U16) ? 0xeb000000000c /* srlg */ : 0xeb000000000a /* srag */; + return push_inst(compiler, ins | R36A(reg) | R32A(reg) | (48 << 16)); +} + /* LEVAL will be defined later with different parameters as needed */ #define WHEN2(cond, i1, i2) (cond) ? LEVAL(i1) : LEVAL(i2) SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op1(struct sljit_compiler *compiler, sljit_s32 op, - sljit_s32 dst, sljit_sw dstw, - sljit_s32 src, sljit_sw srcw) + sljit_s32 dst, sljit_sw dstw, + sljit_s32 src, sljit_sw srcw) { sljit_ins ins; struct addr mem; @@ -1786,17 +2128,12 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op1(struct sljit_compiler *compile ADJUST_LOCAL_OFFSET(dst, dstw); ADJUST_LOCAL_OFFSET(src, srcw); - if ((dst == SLJIT_UNUSED) && !HAS_FLAGS(op)) { - /* TODO(carenas): implement prefetch? */ - return SLJIT_SUCCESS; - } - if (opcode >= SLJIT_MOV && opcode <= SLJIT_MOV_P) { /* LOAD REGISTER */ if (FAST_IS_REG(dst) && FAST_IS_REG(src)) { dst_r = gpr(dst); src_r = gpr(src); - switch (opcode | (op & SLJIT_I32_OP)) { + switch (opcode | (op & SLJIT_32)) { /* 32-bit */ case SLJIT_MOV32_U8: ins = llcr(dst_r, src_r); @@ -1811,6 +2148,8 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op1(struct sljit_compiler *compile ins = lhr(dst_r, src_r); break; case SLJIT_MOV32: + if (dst_r == src_r) + return SLJIT_SUCCESS; ins = lr(dst_r, src_r); break; /* 64-bit */ @@ -1834,17 +2173,20 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op1(struct sljit_compiler *compile break; case SLJIT_MOV: case SLJIT_MOV_P: + if (dst_r == src_r) + return SLJIT_SUCCESS; ins = lgr(dst_r, src_r); break; default: ins = 0; SLJIT_UNREACHABLE(); + break; } FAIL_IF(push_inst(compiler, ins)); return SLJIT_SUCCESS; } /* LOAD IMMEDIATE */ - if (FAST_IS_REG(dst) && (src & SLJIT_IMM)) { + if (FAST_IS_REG(dst) && src == SLJIT_IMM) { switch (opcode) { case SLJIT_MOV_U8: srcw = (sljit_sw)((sljit_u8)(srcw)); @@ -1862,6 +2204,7 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op1(struct sljit_compiler *compile srcw = (sljit_sw)((sljit_u32)(srcw)); break; case SLJIT_MOV_S32: + case SLJIT_MOV32: srcw = (sljit_sw)((sljit_s32)(srcw)); break; } @@ -1875,7 +2218,7 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op1(struct sljit_compiler *compile FAIL_IF(make_addr_bxy(compiler, &mem, src, srcw, tmp1)); /* TODO(carenas): convert all calls below to LEVAL */ - switch (opcode | (op & SLJIT_I32_OP)) { + switch (opcode | (op & SLJIT_32)) { case SLJIT_MOV32_U8: ins = llc(reg, mem.offset, mem.index, mem.base); break; @@ -1914,20 +2257,22 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op1(struct sljit_compiler *compile ins = lg(reg, mem.offset, mem.index, mem.base); break; default: + ins = 0; SLJIT_UNREACHABLE(); + break; } FAIL_IF(push_inst(compiler, ins)); return SLJIT_SUCCESS; } /* STORE and STORE IMMEDIATE */ - if ((dst & SLJIT_MEM) - && (FAST_IS_REG(src) || (src & SLJIT_IMM))) { + if ((dst & SLJIT_MEM) && (FAST_IS_REG(src) || src == SLJIT_IMM)) { + struct addr mem; sljit_gpr reg = FAST_IS_REG(src) ? gpr(src) : tmp0; - if (src & SLJIT_IMM) { + + if (src == SLJIT_IMM) { /* TODO(mundaym): MOVE IMMEDIATE? */ FAIL_IF(push_load_imm_inst(compiler, reg, srcw)); } - struct addr mem; FAIL_IF(make_addr_bxy(compiler, &mem, dst, dstw, tmp1)); switch (opcode) { case SLJIT_MOV_U8: @@ -1940,6 +2285,7 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op1(struct sljit_compiler *compile WHEN2(is_u12(mem.offset), sth, sthy)); case SLJIT_MOV_U32: case SLJIT_MOV_S32: + case SLJIT_MOV32: return push_inst(compiler, WHEN2(is_u12(mem.offset), st, sty)); case SLJIT_MOV_P: @@ -1972,6 +2318,7 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op1(struct sljit_compiler *compile EVAL(sthy, tmp0, mem)); case SLJIT_MOV_U32: case SLJIT_MOV_S32: + case SLJIT_MOV32: FAIL_IF(push_inst(compiler, EVAL(ly, tmp0, mem))); FAIL_IF(make_addr_bxy(compiler, &mem, dst, dstw, tmp1)); @@ -1992,75 +2339,36 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op1(struct sljit_compiler *compile SLJIT_UNREACHABLE(); } - SLJIT_ASSERT((src & SLJIT_IMM) == 0); /* no immediates */ + SLJIT_ASSERT(src != SLJIT_IMM); - dst_r = SLOW_IS_REG(dst) ? gpr(REG_MASK & dst) : tmp0; - src_r = FAST_IS_REG(src) ? gpr(REG_MASK & src) : tmp0; - if (src & SLJIT_MEM) - FAIL_IF(load_word(compiler, src_r, src, srcw, src & SLJIT_I32_OP)); + dst_r = FAST_IS_REG(dst) ? gpr(dst) : tmp0; + src_r = FAST_IS_REG(src) ? gpr(src) : tmp0; compiler->status_flags_state = op & (VARIABLE_FLAG_MASK | SLJIT_SET_Z); /* TODO(mundaym): optimize loads and stores */ - switch (opcode | (op & SLJIT_I32_OP)) { - case SLJIT_NOT: - /* emulate ~x with x^-1 */ - FAIL_IF(push_load_imm_inst(compiler, tmp1, -1)); - if (src_r != dst_r) - FAIL_IF(push_inst(compiler, lgr(dst_r, src_r))); - - FAIL_IF(push_inst(compiler, xgr(dst_r, tmp1))); - break; - case SLJIT_NOT32: - /* emulate ~x with x^-1 */ - if (have_eimm()) - FAIL_IF(push_inst(compiler, xilf(dst_r, -1))); - else { - FAIL_IF(push_load_imm_inst(compiler, tmp1, -1)); - if (src_r != dst_r) - FAIL_IF(push_inst(compiler, lr(dst_r, src_r))); - - FAIL_IF(push_inst(compiler, xr(dst_r, tmp1))); - } - break; - case SLJIT_NEG: - compiler->status_flags_state |= SLJIT_CURRENT_FLAGS_ADD_SUB; - FAIL_IF(push_inst(compiler, lcgr(dst_r, src_r))); - break; - case SLJIT_NEG32: - compiler->status_flags_state |= SLJIT_CURRENT_FLAGS_ADD_SUB; - FAIL_IF(push_inst(compiler, lcr(dst_r, src_r))); - break; + switch (opcode) { case SLJIT_CLZ: - if (have_eimm()) { - FAIL_IF(push_inst(compiler, flogr(tmp0, src_r))); /* clobbers tmp1 */ - if (dst_r != tmp0) - FAIL_IF(push_inst(compiler, lgr(dst_r, tmp0))); - } else { - abort(); /* TODO(mundaym): no eimm (?) */ - } - break; - case SLJIT_CLZ32: - if (have_eimm()) { - FAIL_IF(push_inst(compiler, sllg(tmp1, src_r, 32, 0))); - FAIL_IF(push_inst(compiler, iilf(tmp1, 0xffffffff))); - FAIL_IF(push_inst(compiler, flogr(tmp0, tmp1))); /* clobbers tmp1 */ - if (dst_r != tmp0) - FAIL_IF(push_inst(compiler, lr(dst_r, tmp0))); - } else { - abort(); /* TODO(mundaym): no eimm (?) */ - } + case SLJIT_CTZ: + if (src & SLJIT_MEM) + FAIL_IF(load_unsigned_word(compiler, src_r, src, srcw, op & SLJIT_32)); + + FAIL_IF(sljit_emit_clz_ctz(compiler, op, dst_r, src_r)); break; + case SLJIT_REV_U32: + case SLJIT_REV_S32: + op |= SLJIT_32; + /* fallthrough */ + case SLJIT_REV: + case SLJIT_REV_U16: + case SLJIT_REV_S16: + return sljit_emit_rev(compiler, op, dst, dstw, src, srcw); default: SLJIT_UNREACHABLE(); } - if ((op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)) == (SLJIT_SET_Z | SLJIT_SET_OVERFLOW)) - FAIL_IF(update_zero_overflow(compiler, op, dst_r)); - - /* TODO(carenas): doesn't need FAIL_IF */ - if ((dst != SLJIT_UNUSED) && (dst & SLJIT_MEM)) - FAIL_IF(store_word(compiler, dst_r, dst, dstw, op & SLJIT_I32_OP)); + if (dst & SLJIT_MEM) + return store_word(compiler, dst_r, dst, dstw, op & SLJIT_32); return SLJIT_SUCCESS; } @@ -2079,25 +2387,6 @@ static SLJIT_INLINE int is_commutative(sljit_s32 op) return 0; } -static SLJIT_INLINE int is_shift(sljit_s32 op) { - sljit_s32 v = GET_OPCODE(op); - return (v == SLJIT_SHL || v == SLJIT_ASHR || v == SLJIT_LSHR) ? 1 : 0; -} - -static SLJIT_INLINE int sets_signed_flag(sljit_s32 op) -{ - switch (GET_FLAG_TYPE(op)) { - case SLJIT_OVERFLOW: - case SLJIT_NOT_OVERFLOW: - case SLJIT_SIG_LESS: - case SLJIT_SIG_LESS_EQUAL: - case SLJIT_SIG_GREATER: - case SLJIT_SIG_GREATER_EQUAL: - return 1; - } - return 0; -} - static const struct ins_forms add_forms = { 0x1a00, /* ar */ 0xb9080000, /* agr */ @@ -2128,27 +2417,27 @@ static sljit_s32 sljit_emit_add(struct sljit_compiler *compiler, sljit_s32 op, const struct ins_forms *forms; sljit_ins ins; - if (src2 & SLJIT_IMM) { + if (src2 == SLJIT_IMM) { if (!sets_zero_overflow && is_s8(src2w) && (src1 & SLJIT_MEM) && (dst == src1 && dstw == src1w)) { if (sets_overflow) - ins = (op & SLJIT_I32_OP) ? 0xeb000000006a /* asi */ : 0xeb000000007a /* agsi */; + ins = (op & SLJIT_32) ? 0xeb000000006a /* asi */ : 0xeb000000007a /* agsi */; else - ins = (op & SLJIT_I32_OP) ? 0xeb000000006e /* alsi */ : 0xeb000000007e /* algsi */; + ins = (op & SLJIT_32) ? 0xeb000000006e /* alsi */ : 0xeb000000007e /* algsi */; return emit_siy(compiler, ins, dst, dstw, src2w); } if (is_s16(src2w)) { if (sets_overflow) - ins = (op & SLJIT_I32_OP) ? 0xec00000000d8 /* ahik */ : 0xec00000000d9 /* aghik */; + ins = (op & SLJIT_32) ? 0xec00000000d8 /* ahik */ : 0xec00000000d9 /* aghik */; else - ins = (op & SLJIT_I32_OP) ? 0xec00000000da /* alhsik */ : 0xec00000000db /* alghsik */; + ins = (op & SLJIT_32) ? 0xec00000000da /* alhsik */ : 0xec00000000db /* alghsik */; FAIL_IF(emit_rie_d(compiler, ins, dst, src1, src1w, src2w)); goto done; } if (!sets_overflow) { - if ((op & SLJIT_I32_OP) || is_u32(src2w)) { - ins = (op & SLJIT_I32_OP) ? 0xc20b00000000 /* alfi */ : 0xc20a00000000 /* algfi */; + if ((op & SLJIT_32) || is_u32(src2w)) { + ins = (op & SLJIT_32) ? 0xc20b00000000 /* alfi */ : 0xc20a00000000 /* algfi */; FAIL_IF(emit_ri(compiler, ins, dst, src1, src1w, src2w, RIL_A)); goto done; } @@ -2157,22 +2446,22 @@ static sljit_s32 sljit_emit_add(struct sljit_compiler *compiler, sljit_s32 op, goto done; } } - else if ((op & SLJIT_I32_OP) || is_s32(src2w)) { - ins = (op & SLJIT_I32_OP) ? 0xc20900000000 /* afi */ : 0xc20800000000 /* agfi */; + else if ((op & SLJIT_32) || is_s32(src2w)) { + ins = (op & SLJIT_32) ? 0xc20900000000 /* afi */ : 0xc20800000000 /* agfi */; FAIL_IF(emit_ri(compiler, ins, dst, src1, src1w, src2w, RIL_A)); goto done; } } forms = sets_overflow ? &add_forms : &logical_add_forms; - FAIL_IF(emit_commutative(compiler, forms, dst, dstw, src1, src1w, src2, src2w)); + FAIL_IF(emit_commutative(compiler, forms, dst, src1, src1w, src2, src2w)); done: if (sets_zero_overflow) - FAIL_IF(update_zero_overflow(compiler, op, SLOW_IS_REG(dst) ? gpr(dst & REG_MASK) : tmp0)); + FAIL_IF(update_zero_overflow(compiler, op, FAST_IS_REG(dst) ? gpr(dst & REG_MASK) : tmp0)); if (dst & SLJIT_MEM) - return store_word(compiler, tmp0, dst, dstw, op & SLJIT_I32_OP); + return store_word(compiler, tmp0, dst, dstw, op & SLJIT_32); return SLJIT_SUCCESS; } @@ -2202,78 +2491,84 @@ static sljit_s32 sljit_emit_sub(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 src1, sljit_sw src1w, sljit_s32 src2, sljit_sw src2w) { - int sets_signed = sets_signed_flag(op); + sljit_s32 flag_type = GET_FLAG_TYPE(op); + int sets_signed = (flag_type >= SLJIT_SIG_LESS && flag_type <= SLJIT_NOT_OVERFLOW); int sets_zero_overflow = (op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)) == (SLJIT_SET_Z | SLJIT_SET_OVERFLOW); const struct ins_forms *forms; sljit_ins ins; - if (dst == SLJIT_UNUSED && GET_FLAG_TYPE(op) <= SLJIT_SIG_LESS_EQUAL) { - int compare_signed = GET_FLAG_TYPE(op) >= SLJIT_SIG_LESS; + if (dst == (sljit_s32)tmp0 && flag_type <= SLJIT_SIG_LESS_EQUAL) { + int compare_signed = flag_type >= SLJIT_SIG_LESS; compiler->status_flags_state |= SLJIT_CURRENT_FLAGS_COMPARE; - if (src2 & SLJIT_IMM) { - if (compare_signed || ((op & VARIABLE_FLAG_MASK) == 0 && is_s32(src2w))) - { - if ((op & SLJIT_I32_OP) || is_s32(src2w)) { - ins = (op & SLJIT_I32_OP) ? 0xc20d00000000 /* cfi */ : 0xc20c00000000 /* cgfi */; + if (src2 == SLJIT_IMM) { + if (compare_signed || ((op & VARIABLE_FLAG_MASK) == 0 && is_s32(src2w))) { + if ((op & SLJIT_32) || is_s32(src2w)) { + ins = (op & SLJIT_32) ? 0xc20d00000000 /* cfi */ : 0xc20c00000000 /* cgfi */; return emit_ri(compiler, ins, src1, src1, src1w, src2w, RIL_A); } } else { - if ((op & SLJIT_I32_OP) || is_u32(src2w)) { - ins = (op & SLJIT_I32_OP) ? 0xc20f00000000 /* clfi */ : 0xc20e00000000 /* clgfi */; + if ((op & SLJIT_32) || is_u32(src2w)) { + ins = (op & SLJIT_32) ? 0xc20f00000000 /* clfi */ : 0xc20e00000000 /* clgfi */; return emit_ri(compiler, ins, src1, src1, src1w, src2w, RIL_A); } if (is_s16(src2w)) - return emit_rie_d(compiler, 0xec00000000db /* alghsik */, SLJIT_UNUSED, src1, src1w, src2w); + return emit_rie_d(compiler, 0xec00000000db /* alghsik */, (sljit_s32)tmp0, src1, src1w, src2w); } } else if (src2 & SLJIT_MEM) { - if ((op & SLJIT_I32_OP) && ((src2 & OFFS_REG_MASK) || is_u12(src2w))) { + if ((op & SLJIT_32) && ((src2 & OFFS_REG_MASK) || is_u12(src2w))) { ins = compare_signed ? 0x59000000 /* c */ : 0x55000000 /* cl */; return emit_rx(compiler, ins, src1, src1, src1w, src2, src2w, RX_A); } if (compare_signed) - ins = (op & SLJIT_I32_OP) ? 0xe30000000059 /* cy */ : 0xe30000000020 /* cg */; + ins = (op & SLJIT_32) ? 0xe30000000059 /* cy */ : 0xe30000000020 /* cg */; else - ins = (op & SLJIT_I32_OP) ? 0xe30000000055 /* cly */ : 0xe30000000021 /* clg */; + ins = (op & SLJIT_32) ? 0xe30000000055 /* cly */ : 0xe30000000021 /* clg */; return emit_rx(compiler, ins, src1, src1, src1w, src2, src2w, RXY_A); } if (compare_signed) - ins = (op & SLJIT_I32_OP) ? 0x1900 /* cr */ : 0xb9200000 /* cgr */; + ins = (op & SLJIT_32) ? 0x1900 /* cr */ : 0xb9200000 /* cgr */; else - ins = (op & SLJIT_I32_OP) ? 0x1500 /* clr */ : 0xb9210000 /* clgr */; + ins = (op & SLJIT_32) ? 0x1500 /* clr */ : 0xb9210000 /* clgr */; return emit_rr(compiler, ins, src1, src1, src1w, src2, src2w); } - if (src2 & SLJIT_IMM) { + if (src1 == SLJIT_IMM && src1w == 0 && (flag_type == 0 || sets_signed)) { + ins = (op & SLJIT_32) ? 0x1300 /* lcr */ : 0xb9030000 /* lcgr */; + FAIL_IF(emit_rr1(compiler, ins, dst, src2, src2w)); + goto done; + } + + if (src2 == SLJIT_IMM) { sljit_sw neg_src2w = -src2w; if (sets_signed || neg_src2w != 0 || (op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)) == 0) { if (!sets_zero_overflow && is_s8(neg_src2w) && (src1 & SLJIT_MEM) && (dst == src1 && dstw == src1w)) { if (sets_signed) - ins = (op & SLJIT_I32_OP) ? 0xeb000000006a /* asi */ : 0xeb000000007a /* agsi */; + ins = (op & SLJIT_32) ? 0xeb000000006a /* asi */ : 0xeb000000007a /* agsi */; else - ins = (op & SLJIT_I32_OP) ? 0xeb000000006e /* alsi */ : 0xeb000000007e /* algsi */; + ins = (op & SLJIT_32) ? 0xeb000000006e /* alsi */ : 0xeb000000007e /* algsi */; return emit_siy(compiler, ins, dst, dstw, neg_src2w); } if (is_s16(neg_src2w)) { if (sets_signed) - ins = (op & SLJIT_I32_OP) ? 0xec00000000d8 /* ahik */ : 0xec00000000d9 /* aghik */; + ins = (op & SLJIT_32) ? 0xec00000000d8 /* ahik */ : 0xec00000000d9 /* aghik */; else - ins = (op & SLJIT_I32_OP) ? 0xec00000000da /* alhsik */ : 0xec00000000db /* alghsik */; + ins = (op & SLJIT_32) ? 0xec00000000da /* alhsik */ : 0xec00000000db /* alghsik */; FAIL_IF(emit_rie_d(compiler, ins, dst, src1, src1w, neg_src2w)); goto done; } } if (!sets_signed) { - if ((op & SLJIT_I32_OP) || is_u32(src2w)) { - ins = (op & SLJIT_I32_OP) ? 0xc20500000000 /* slfi */ : 0xc20400000000 /* slgfi */; + if ((op & SLJIT_32) || is_u32(src2w)) { + ins = (op & SLJIT_32) ? 0xc20500000000 /* slfi */ : 0xc20400000000 /* slgfi */; FAIL_IF(emit_ri(compiler, ins, dst, src1, src1w, src2w, RIL_A)); goto done; } @@ -2282,19 +2577,19 @@ static sljit_s32 sljit_emit_sub(struct sljit_compiler *compiler, sljit_s32 op, goto done; } } - else if ((op & SLJIT_I32_OP) || is_s32(neg_src2w)) { - ins = (op & SLJIT_I32_OP) ? 0xc20900000000 /* afi */ : 0xc20800000000 /* agfi */; + else if ((op & SLJIT_32) || is_s32(neg_src2w)) { + ins = (op & SLJIT_32) ? 0xc20900000000 /* afi */ : 0xc20800000000 /* agfi */; FAIL_IF(emit_ri(compiler, ins, dst, src1, src1w, neg_src2w, RIL_A)); goto done; } } forms = sets_signed ? &sub_forms : &logical_sub_forms; - FAIL_IF(emit_non_commutative(compiler, forms, dst, dstw, src1, src1w, src2, src2w)); + FAIL_IF(emit_non_commutative(compiler, forms, dst, src1, src1w, src2, src2w)); done: if (sets_signed) { - sljit_gpr dst_r = SLOW_IS_REG(dst) ? gpr(dst & REG_MASK) : tmp0; + sljit_gpr dst_r = FAST_IS_REG(dst) ? gpr(dst & REG_MASK) : tmp0; if ((op & VARIABLE_FLAG_MASK) != SLJIT_SET_OVERFLOW) { /* In case of overflow, the sign bit of the two source operands must be different, and @@ -2303,14 +2598,14 @@ done: The -result operation sets the corrent sign, because the result cannot be zero. The overflow is considered greater, since the result must be equal to INT_MIN so its sign bit is set. */ FAIL_IF(push_inst(compiler, brc(0xe, 2 + 2))); - FAIL_IF(push_inst(compiler, (op & SLJIT_I32_OP) ? lcr(tmp1, dst_r) : lcgr(tmp1, dst_r))); + FAIL_IF(push_inst(compiler, (op & SLJIT_32) ? lcr(tmp1, dst_r) : lcgr(tmp1, dst_r))); } else if (op & SLJIT_SET_Z) FAIL_IF(update_zero_overflow(compiler, op, dst_r)); } if (dst & SLJIT_MEM) - return store_word(compiler, tmp0, dst, dstw, op & SLJIT_I32_OP); + return store_word(compiler, tmp0, dst, dstw, op & SLJIT_32); return SLJIT_SUCCESS; } @@ -2336,7 +2631,7 @@ static const struct ins_forms multiply_overflow_forms = { }; static sljit_s32 sljit_emit_multiply(struct sljit_compiler *compiler, sljit_s32 op, - sljit_s32 dst, sljit_sw dstw, + sljit_s32 dst, sljit_s32 src1, sljit_sw src1w, sljit_s32 src2, sljit_sw src2w) { @@ -2351,29 +2646,29 @@ static sljit_s32 sljit_emit_multiply(struct sljit_compiler *compiler, sljit_s32 } FAIL_IF(push_inst(compiler, aih(tmp0, 1))); FAIL_IF(push_inst(compiler, nihf(tmp0, ~1U))); - FAIL_IF(push_inst(compiler, ipm(flag_r))); - FAIL_IF(push_inst(compiler, oilh(flag_r, 0x2000))); */ + FAIL_IF(push_inst(compiler, ipm(tmp1))); + FAIL_IF(push_inst(compiler, oilh(tmp1, 0x2000))); */ - return emit_commutative(compiler, &multiply_overflow_forms, dst, dstw, src1, src1w, src2, src2w); + return emit_commutative(compiler, &multiply_overflow_forms, dst, src1, src1w, src2, src2w); } - if (src2 & SLJIT_IMM) { + if (src2 == SLJIT_IMM) { if (is_s16(src2w)) { - ins = (op & SLJIT_I32_OP) ? 0xa70c0000 /* mhi */ : 0xa70d0000 /* mghi */; + ins = (op & SLJIT_32) ? 0xa70c0000 /* mhi */ : 0xa70d0000 /* mghi */; return emit_ri(compiler, ins, dst, src1, src1w, src2w, RI_A); } if (is_s32(src2w)) { - ins = (op & SLJIT_I32_OP) ? 0xc20100000000 /* msfi */ : 0xc20000000000 /* msgfi */; + ins = (op & SLJIT_32) ? 0xc20100000000 /* msfi */ : 0xc20000000000 /* msgfi */; return emit_ri(compiler, ins, dst, src1, src1w, src2w, RIL_A); } } - return emit_commutative(compiler, &multiply_forms, dst, dstw, src1, src1w, src2, src2w); + return emit_commutative(compiler, &multiply_forms, dst, src1, src1w, src2, src2w); } static sljit_s32 sljit_emit_bitwise_imm(struct sljit_compiler *compiler, sljit_s32 type, - sljit_s32 dst, sljit_sw dstw, + sljit_s32 dst, sljit_s32 src1, sljit_sw src1w, sljit_uw imm, sljit_s32 count16) { @@ -2381,7 +2676,7 @@ static sljit_s32 sljit_emit_bitwise_imm(struct sljit_compiler *compiler, sljit_s sljit_gpr dst_r = tmp0; sljit_s32 needs_move = 1; - if (SLOW_IS_REG(dst)) { + if (IS_GPR_REG(dst)) { dst_r = gpr(dst & REG_MASK); if (dst == src1) needs_move = 0; @@ -2391,38 +2686,38 @@ static sljit_s32 sljit_emit_bitwise_imm(struct sljit_compiler *compiler, sljit_s FAIL_IF(emit_move(compiler, dst_r, src1, src1w)); if (type == SLJIT_AND) { - if (!(mode & SLJIT_I32_OP)) - FAIL_IF(push_inst(compiler, 0xc00a00000000 /* nihf */ | (dst_r << 36) | (imm >> 32))); - return push_inst(compiler, 0xc00b00000000 /* nilf */ | (dst_r << 36) | (imm & 0xffffffff)); + if (!(mode & SLJIT_32)) + FAIL_IF(push_inst(compiler, 0xc00a00000000 /* nihf */ | R36A(dst_r) | (imm >> 32))); + return push_inst(compiler, 0xc00b00000000 /* nilf */ | R36A(dst_r) | (imm & 0xffffffff)); } else if (type == SLJIT_OR) { if (count16 >= 3) { - FAIL_IF(push_inst(compiler, 0xc00c00000000 /* oihf */ | (dst_r << 36) | (imm >> 32))); - return push_inst(compiler, 0xc00d00000000 /* oilf */ | (dst_r << 36) | (imm & 0xffffffff)); + FAIL_IF(push_inst(compiler, 0xc00c00000000 /* oihf */ | R36A(dst_r) | (imm >> 32))); + return push_inst(compiler, 0xc00d00000000 /* oilf */ | R36A(dst_r) | (imm & 0xffffffff)); } if (count16 >= 2) { if ((imm & 0x00000000ffffffffull) == 0) - return push_inst(compiler, 0xc00c00000000 /* oihf */ | (dst_r << 36) | (imm >> 32)); + return push_inst(compiler, 0xc00c00000000 /* oihf */ | R36A(dst_r) | (imm >> 32)); if ((imm & 0xffffffff00000000ull) == 0) - return push_inst(compiler, 0xc00d00000000 /* oilf */ | (dst_r << 36) | (imm & 0xffffffff)); + return push_inst(compiler, 0xc00d00000000 /* oilf */ | R36A(dst_r) | (imm & 0xffffffff)); } if ((imm & 0xffff000000000000ull) != 0) - FAIL_IF(push_inst(compiler, 0xa5080000 /* oihh */ | (dst_r << 20) | (imm >> 48))); + FAIL_IF(push_inst(compiler, 0xa5080000 /* oihh */ | R20A(dst_r) | (imm >> 48))); if ((imm & 0x0000ffff00000000ull) != 0) - FAIL_IF(push_inst(compiler, 0xa5090000 /* oihl */ | (dst_r << 20) | ((imm >> 32) & 0xffff))); + FAIL_IF(push_inst(compiler, 0xa5090000 /* oihl */ | R20A(dst_r) | ((imm >> 32) & 0xffff))); if ((imm & 0x00000000ffff0000ull) != 0) - FAIL_IF(push_inst(compiler, 0xa50a0000 /* oilh */ | (dst_r << 20) | ((imm >> 16) & 0xffff))); + FAIL_IF(push_inst(compiler, 0xa50a0000 /* oilh */ | R20A(dst_r) | ((imm >> 16) & 0xffff))); if ((imm & 0x000000000000ffffull) != 0 || imm == 0) - return push_inst(compiler, 0xa50b0000 /* oill */ | (dst_r << 20) | (imm & 0xffff)); + return push_inst(compiler, 0xa50b0000 /* oill */ | R20A(dst_r) | (imm & 0xffff)); return SLJIT_SUCCESS; } if ((imm & 0xffffffff00000000ull) != 0) - FAIL_IF(push_inst(compiler, 0xc00600000000 /* xihf */ | (dst_r << 36) | (imm >> 32))); + FAIL_IF(push_inst(compiler, 0xc00600000000 /* xihf */ | R36A(dst_r) | (imm >> 32))); if ((imm & 0x00000000ffffffffull) != 0 || imm == 0) - return push_inst(compiler, 0xc00700000000 /* xilf */ | (dst_r << 36) | (imm & 0xffffffff)); + return push_inst(compiler, 0xc00700000000 /* xilf */ | R36A(dst_r) | (imm & 0xffffffff)); return SLJIT_SUCCESS; } @@ -2457,18 +2752,18 @@ static const struct ins_forms bitwise_xor_forms = { }; static sljit_s32 sljit_emit_bitwise(struct sljit_compiler *compiler, sljit_s32 op, - sljit_s32 dst, sljit_sw dstw, + sljit_s32 dst, sljit_s32 src1, sljit_sw src1w, sljit_s32 src2, sljit_sw src2w) { sljit_s32 type = GET_OPCODE(op); const struct ins_forms *forms; - if ((src2 & SLJIT_IMM) && (!(op & SLJIT_SET_Z) || (type == SLJIT_AND && dst == SLJIT_UNUSED))) { + if (src2 == SLJIT_IMM && (!(op & SLJIT_SET_Z) || (type == SLJIT_AND && dst == (sljit_s32)tmp0))) { sljit_s32 count16 = 0; sljit_uw imm = (sljit_uw)src2w; - if (op & SLJIT_I32_OP) + if (op & SLJIT_32) imm &= 0xffffffffull; if ((imm & 0x000000000000ffffull) != 0 || imm == 0) @@ -2480,7 +2775,7 @@ static sljit_s32 sljit_emit_bitwise(struct sljit_compiler *compiler, sljit_s32 o if ((imm & 0xffff000000000000ull) != 0) count16++; - if (type == SLJIT_AND && dst == SLJIT_UNUSED && count16 == 1) { + if (type == SLJIT_AND && dst == (sljit_s32)tmp0 && count16 == 1) { sljit_gpr src_r = tmp0; if (FAST_IS_REG(src1)) @@ -2489,16 +2784,16 @@ static sljit_s32 sljit_emit_bitwise(struct sljit_compiler *compiler, sljit_s32 o FAIL_IF(emit_move(compiler, tmp0, src1, src1w)); if ((imm & 0x000000000000ffffull) != 0 || imm == 0) - return push_inst(compiler, 0xa7010000 | (src_r << 20) | imm); + return push_inst(compiler, 0xa7010000 /* tmll */ | R20A(src_r) | imm); if ((imm & 0x00000000ffff0000ull) != 0) - return push_inst(compiler, 0xa7000000 | (src_r << 20) | (imm >> 16)); + return push_inst(compiler, 0xa7000000 /* tmlh */ | R20A(src_r) | (imm >> 16)); if ((imm & 0x0000ffff00000000ull) != 0) - return push_inst(compiler, 0xa7030000 | (src_r << 20) | (imm >> 32)); - return push_inst(compiler, 0xa7020000 | (src_r << 20) | (imm >> 48)); + return push_inst(compiler, 0xa7030000 /* tmhl */ | R20A(src_r) | (imm >> 32)); + return push_inst(compiler, 0xa7020000 /* tmhh */ | R20A(src_r) | (imm >> 48)); } if (!(op & SLJIT_SET_Z)) - return sljit_emit_bitwise_imm(compiler, type, dst, dstw, src1, src1w, imm, count16); + return sljit_emit_bitwise_imm(compiler, type, dst, src1, src1w, imm, count16); } if (type == SLJIT_AND) @@ -2508,62 +2803,111 @@ static sljit_s32 sljit_emit_bitwise(struct sljit_compiler *compiler, sljit_s32 o else forms = &bitwise_xor_forms; - return emit_commutative(compiler, forms, dst, dstw, src1, src1w, src2, src2w); + return emit_commutative(compiler, forms, dst, src1, src1w, src2, src2w); } static sljit_s32 sljit_emit_shift(struct sljit_compiler *compiler, sljit_s32 op, - sljit_s32 dst, sljit_sw dstw, + sljit_s32 dst, sljit_s32 src1, sljit_sw src1w, sljit_s32 src2, sljit_sw src2w) { sljit_s32 type = GET_OPCODE(op); - sljit_gpr dst_r = SLOW_IS_REG(dst) ? gpr(dst & REG_MASK) : tmp0; + sljit_gpr dst_r = FAST_IS_REG(dst) ? gpr(dst & REG_MASK) : tmp0; sljit_gpr src_r = tmp0; sljit_gpr base_r = tmp0; sljit_ins imm = 0; sljit_ins ins; if (FAST_IS_REG(src1)) - src_r = gpr(src1 & REG_MASK); + src_r = gpr(src1); else FAIL_IF(emit_move(compiler, tmp0, src1, src1w)); - if (src2 & SLJIT_IMM) - imm = src2w & ((op & SLJIT_I32_OP) ? 0x1f : 0x3f); - else if (FAST_IS_REG(src2)) - base_r = gpr(src2 & REG_MASK); - else { - FAIL_IF(emit_move(compiler, tmp1, src2, src2w)); - base_r = tmp1; - } + if (src2 != SLJIT_IMM) { + if (FAST_IS_REG(src2)) + base_r = gpr(src2); + else { + FAIL_IF(emit_move(compiler, tmp1, src2, src2w)); + base_r = tmp1; + } - if ((op & SLJIT_I32_OP) && dst_r == src_r) { - if (type == SLJIT_SHL) + if ((op & SLJIT_32) && (type == SLJIT_MSHL || type == SLJIT_MLSHR || type == SLJIT_MASHR)) { + if (base_r != tmp1) { + FAIL_IF(push_inst(compiler, 0xec0000000055 /* risbg */ | R36A(tmp1) | R32A(base_r) | (59 << 24) | (1 << 23) | (63 << 16))); + base_r = tmp1; + } else + FAIL_IF(push_inst(compiler, 0xa5070000 /* nill */ | R20A(tmp1) | 0x1f)); + } + } else + imm = (sljit_ins)(src2w & ((op & SLJIT_32) ? 0x1f : 0x3f)); + + if ((op & SLJIT_32) && dst_r == src_r) { + if (type == SLJIT_SHL || type == SLJIT_MSHL) ins = 0x89000000 /* sll */; - else if (type == SLJIT_LSHR) + else if (type == SLJIT_LSHR || type == SLJIT_MLSHR) ins = 0x88000000 /* srl */; else ins = 0x8a000000 /* sra */; - FAIL_IF(push_inst(compiler, ins | (dst_r << 20) | (base_r << 12) | imm)); - } - else { - if (type == SLJIT_SHL) - ins = (op & SLJIT_I32_OP) ? 0xeb00000000df /* sllk */ : 0xeb000000000d /* sllg */; - else if (type == SLJIT_LSHR) - ins = (op & SLJIT_I32_OP) ? 0xeb00000000de /* srlk */ : 0xeb000000000c /* srlg */; + FAIL_IF(push_inst(compiler, ins | R20A(dst_r) | R12A(base_r) | imm)); + } else { + if (type == SLJIT_SHL || type == SLJIT_MSHL) + ins = (op & SLJIT_32) ? 0xeb00000000df /* sllk */ : 0xeb000000000d /* sllg */; + else if (type == SLJIT_LSHR || type == SLJIT_MLSHR) + ins = (op & SLJIT_32) ? 0xeb00000000de /* srlk */ : 0xeb000000000c /* srlg */; else - ins = (op & SLJIT_I32_OP) ? 0xeb00000000dc /* srak */ : 0xeb000000000a /* srag */; + ins = (op & SLJIT_32) ? 0xeb00000000dc /* srak */ : 0xeb000000000a /* srag */; - FAIL_IF(push_inst(compiler, ins | (dst_r << 36) | (src_r << 32) | (base_r << 28) | (imm << 16))); + FAIL_IF(push_inst(compiler, ins | R36A(dst_r) | R32A(src_r) | R28A(base_r) | (imm << 16))); } if ((op & SLJIT_SET_Z) && type != SLJIT_ASHR) - return push_inst(compiler, (op & SLJIT_I32_OP) ? or(dst_r, dst_r) : ogr(dst_r, dst_r)); + return push_inst(compiler, (op & SLJIT_32) ? or(dst_r, dst_r) : ogr(dst_r, dst_r)); return SLJIT_SUCCESS; } +static sljit_s32 sljit_emit_rotate(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 dst, + sljit_s32 src1, sljit_sw src1w, + sljit_s32 src2, sljit_sw src2w) +{ + sljit_gpr dst_r = FAST_IS_REG(dst) ? gpr(dst & REG_MASK) : tmp0; + sljit_gpr src_r = tmp0; + sljit_gpr base_r = tmp0; + sljit_ins imm = 0; + sljit_ins ins; + + if (FAST_IS_REG(src1)) + src_r = gpr(src1); + else + FAIL_IF(emit_move(compiler, tmp0, src1, src1w)); + + if (src2 != SLJIT_IMM) { + if (FAST_IS_REG(src2)) + base_r = gpr(src2); + else { + FAIL_IF(emit_move(compiler, tmp1, src2, src2w)); + base_r = tmp1; + } + } + + if (GET_OPCODE(op) == SLJIT_ROTR) { + if (src2 != SLJIT_IMM) { + ins = (op & SLJIT_32) ? 0x1300 /* lcr */ : 0xb9030000 /* lcgr */; + FAIL_IF(push_inst(compiler, ins | R4A(tmp1) | R0A(base_r))); + base_r = tmp1; + } else + src2w = -src2w; + } + + if (src2 == SLJIT_IMM) + imm = (sljit_ins)(src2w & ((op & SLJIT_32) ? 0x1f : 0x3f)); + + ins = (op & SLJIT_32) ? 0xeb000000001d /* rll */ : 0xeb000000001c /* rllg */; + return push_inst(compiler, ins | R36A(dst_r) | R32A(src_r) | R28A(base_r) | (imm << 16)); +} + static const struct ins_forms addc_forms = { 0xb9980000, /* alcr */ 0xb9880000, /* alcgr */ @@ -2590,21 +2934,15 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op2(struct sljit_compiler *compile sljit_s32 src2, sljit_sw src2w) { CHECK_ERROR(); - CHECK(check_sljit_emit_op2(compiler, op, dst, dstw, src1, src1w, src2, src2w)); + CHECK(check_sljit_emit_op2(compiler, op, 0, dst, dstw, src1, src1w, src2, src2w)); ADJUST_LOCAL_OFFSET(dst, dstw); ADJUST_LOCAL_OFFSET(src1, src1w); ADJUST_LOCAL_OFFSET(src2, src2w); - if (dst == SLJIT_UNUSED && !HAS_FLAGS(op)) - return SLJIT_SUCCESS; - - compiler->mode = op & SLJIT_I32_OP; + compiler->mode = op & SLJIT_32; compiler->status_flags_state = op & (VARIABLE_FLAG_MASK | SLJIT_SET_Z); - if (GET_OPCODE(op) >= SLJIT_ADD || GET_OPCODE(op) <= SLJIT_SUBC) - compiler->status_flags_state |= SLJIT_CURRENT_FLAGS_ADD_SUB; - - if (is_commutative(op) && (src1 & SLJIT_IMM) && !(src2 & SLJIT_IMM)) { + if (is_commutative(op) && src1 == SLJIT_IMM && src2 != SLJIT_IMM) { src1 ^= src2; src2 ^= src1; src1 ^= src2; @@ -2616,44 +2954,184 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op2(struct sljit_compiler *compile switch (GET_OPCODE(op)) { case SLJIT_ADD: + compiler->status_flags_state |= SLJIT_CURRENT_FLAGS_ADD; return sljit_emit_add(compiler, op, dst, dstw, src1, src1w, src2, src2w); case SLJIT_ADDC: - FAIL_IF(emit_commutative(compiler, &addc_forms, dst, dstw, src1, src1w, src2, src2w)); + compiler->status_flags_state |= SLJIT_CURRENT_FLAGS_ADD; + FAIL_IF(emit_commutative(compiler, &addc_forms, dst, src1, src1w, src2, src2w)); if (dst & SLJIT_MEM) - return store_word(compiler, tmp0, dst, dstw, op & SLJIT_I32_OP); + return store_word(compiler, tmp0, dst, dstw, op & SLJIT_32); return SLJIT_SUCCESS; case SLJIT_SUB: + compiler->status_flags_state |= SLJIT_CURRENT_FLAGS_SUB; return sljit_emit_sub(compiler, op, dst, dstw, src1, src1w, src2, src2w); case SLJIT_SUBC: - FAIL_IF(emit_non_commutative(compiler, &subc_forms, dst, dstw, src1, src1w, src2, src2w)); + compiler->status_flags_state |= SLJIT_CURRENT_FLAGS_SUB; + FAIL_IF(emit_non_commutative(compiler, &subc_forms, dst, src1, src1w, src2, src2w)); if (dst & SLJIT_MEM) - return store_word(compiler, tmp0, dst, dstw, op & SLJIT_I32_OP); + return store_word(compiler, tmp0, dst, dstw, op & SLJIT_32); return SLJIT_SUCCESS; case SLJIT_MUL: - FAIL_IF(sljit_emit_multiply(compiler, op, dst, dstw, src1, src1w, src2, src2w)); + FAIL_IF(sljit_emit_multiply(compiler, op, dst, src1, src1w, src2, src2w)); break; case SLJIT_AND: case SLJIT_OR: case SLJIT_XOR: - FAIL_IF(sljit_emit_bitwise(compiler, op, dst, dstw, src1, src1w, src2, src2w)); + FAIL_IF(sljit_emit_bitwise(compiler, op, dst, src1, src1w, src2, src2w)); break; case SLJIT_SHL: + case SLJIT_MSHL: case SLJIT_LSHR: + case SLJIT_MLSHR: case SLJIT_ASHR: - FAIL_IF(sljit_emit_shift(compiler, op, dst, dstw, src1, src1w, src2, src2w)); + case SLJIT_MASHR: + FAIL_IF(sljit_emit_shift(compiler, op, dst, src1, src1w, src2, src2w)); + break; + case SLJIT_ROTL: + case SLJIT_ROTR: + FAIL_IF(sljit_emit_rotate(compiler, op, dst, src1, src1w, src2, src2w)); break; } if (dst & SLJIT_MEM) - return store_word(compiler, tmp0, dst, dstw, op & SLJIT_I32_OP); + return store_word(compiler, tmp0, dst, dstw, op & SLJIT_32); return SLJIT_SUCCESS; } -SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_src( - struct sljit_compiler *compiler, - sljit_s32 op, sljit_s32 src, sljit_sw srcw) +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op2u(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 src1, sljit_sw src1w, + sljit_s32 src2, sljit_sw src2w) +{ + CHECK_ERROR(); + CHECK(check_sljit_emit_op2(compiler, op, 1, 0, 0, src1, src1w, src2, src2w)); + + SLJIT_SKIP_CHECKS(compiler); + return sljit_emit_op2(compiler, op, (sljit_s32)tmp0, 0, src1, src1w, src2, src2w); +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_shift_into(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 dst_reg, + sljit_s32 src1_reg, + sljit_s32 src2_reg, + sljit_s32 src3, sljit_sw src3w) +{ + sljit_s32 is_right; + sljit_sw bit_length = (op & SLJIT_32) ? 32 : 64; + sljit_gpr dst_r = gpr(dst_reg); + sljit_gpr src1_r = gpr(src1_reg); + sljit_gpr src2_r = gpr(src2_reg); + sljit_gpr src3_r = tmp1; + sljit_ins ins; + + CHECK_ERROR(); + CHECK(check_sljit_emit_shift_into(compiler, op, dst_reg, src1_reg, src2_reg, src3, src3w)); + + is_right = (GET_OPCODE(op) == SLJIT_LSHR || GET_OPCODE(op) == SLJIT_MLSHR); + + if (src1_reg == src2_reg) { + SLJIT_SKIP_CHECKS(compiler); + return sljit_emit_op2(compiler, (is_right ? SLJIT_ROTR : SLJIT_ROTL) | (op & SLJIT_32), dst_reg, 0, src1_reg, 0, src3, src3w); + } + + ADJUST_LOCAL_OFFSET(src3, src3w); + + if (src3 == SLJIT_IMM) { + src3w &= bit_length - 1; + + if (src3w == 0) + return SLJIT_SUCCESS; + + if (op & SLJIT_32) { + if (dst_r == src1_r) { + ins = is_right ? 0x88000000 /* srl */ : 0x89000000 /* sll */; + FAIL_IF(push_inst(compiler, ins | R20A(dst_r) | (sljit_ins)src3w)); + } else { + ins = is_right ? 0xeb00000000de /* srlk */ : 0xeb00000000df /* sllk */; + FAIL_IF(push_inst(compiler, ins | R36A(dst_r) | R32A(src1_r) | ((sljit_ins)src3w << 16))); + } + } else { + ins = is_right ? 0xeb000000000c /* srlg */ : 0xeb000000000d /* sllg */; + FAIL_IF(push_inst(compiler, ins | R36A(dst_r) | R32A(src1_r) | ((sljit_ins)src3w << 16))); + } + + ins = 0xec0000000055 /* risbg */; + + if (is_right) { + src3w = bit_length - src3w; + ins |= ((sljit_ins)(64 - bit_length) << 24) | ((sljit_ins)(63 - src3w) << 16) | ((sljit_ins)src3w << 8); + } else + ins |= ((sljit_ins)(64 - src3w) << 24) | ((sljit_ins)63 << 16) | ((sljit_ins)(src3w + 64 - bit_length) << 8); + + return push_inst(compiler, ins | R36A(dst_r) | R32A(src2_r)); + } + + if (!(src3 & SLJIT_MEM)) { + src3_r = gpr(src3); + + if (dst_r == src3_r) { + FAIL_IF(push_inst(compiler, 0x1800 /* lr */ | R4A(tmp1) | R0A(src3_r))); + src3_r = tmp1; + } + } else + FAIL_IF(load_word(compiler, tmp1, src3, src3w, op & SLJIT_32)); + + if (op & SLJIT_32) { + if (GET_OPCODE(op) == SLJIT_MSHL || GET_OPCODE(op) == SLJIT_MLSHR) { + if (src3_r != tmp1) { + FAIL_IF(push_inst(compiler, 0xec0000000055 /* risbg */ | R36A(tmp1) | R32A(src3_r) | (59 << 24) | (1 << 23) | (63 << 16))); + src3_r = tmp1; + } else + FAIL_IF(push_inst(compiler, 0xa5070000 /* nill */ | R20A(tmp1) | 0x1f)); + } + + if (dst_r == src1_r) { + ins = is_right ? 0x88000000 /* srl */ : 0x89000000 /* sll */; + FAIL_IF(push_inst(compiler, ins | R20A(dst_r) | R12A(src3_r))); + } else { + ins = is_right ? 0xeb00000000de /* srlk */ : 0xeb00000000df /* sllk */; + FAIL_IF(push_inst(compiler, ins | R36A(dst_r) | R32A(src1_r) | R28A(src3_r))); + } + + if (src3_r != tmp1) { + FAIL_IF(push_inst(compiler, 0xa50f0000 /* llill */ | R20A(tmp1) | 0x1f)); + FAIL_IF(push_inst(compiler, 0x1700 /* xr */ | R4A(tmp1) | R0A(src3_r))); + } else + FAIL_IF(push_inst(compiler, 0xc00700000000 /* xilf */ | R36A(tmp1) | 0x1f)); + + ins = is_right ? 0xeb00000000df /* sllk */ : 0xeb00000000de /* srlk */; + FAIL_IF(push_inst(compiler, ins | R36A(tmp0) | R32A(src2_r) | R28A(tmp1) | (0x1 << 16))); + + return push_inst(compiler, 0x1600 /* or */ | R4A(dst_r) | R0A(tmp0)); + } + + ins = is_right ? 0xeb000000000c /* srlg */ : 0xeb000000000d /* sllg */; + FAIL_IF(push_inst(compiler, ins | R36A(dst_r) | R32A(src1_r) | R28A(src3_r))); + + ins = is_right ? 0xeb000000000d /* sllg */ : 0xeb000000000c /* srlg */; + + if (!(op & SLJIT_SHIFT_INTO_NON_ZERO)) { + if (src3_r != tmp1) + FAIL_IF(push_inst(compiler, 0xa50f0000 /* llill */ | R20A(tmp1) | 0x3f)); + + FAIL_IF(push_inst(compiler, ins | R36A(tmp0) | R32A(src2_r) | (0x1 << 16))); + src2_r = tmp0; + + if (src3_r != tmp1) + FAIL_IF(push_inst(compiler, 0xb9820000 /* xgr */ | R4A(tmp1) | R0A(src3_r))); + else + FAIL_IF(push_inst(compiler, 0xc00700000000 /* xilf */ | R36A(tmp1) | 0x3f)); + } else + FAIL_IF(push_inst(compiler, 0xb9030000 /* lcgr */ | R4A(tmp1) | R0A(src3_r))); + + FAIL_IF(push_inst(compiler, ins | R36A(tmp0) | R32A(src2_r) | R28A(tmp1))); + return push_inst(compiler, 0xb9810000 /* ogr */ | R4A(dst_r) | R0A(tmp0)); +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_src(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 src, sljit_sw srcw) { sljit_gpr src_r; + struct addr addr; CHECK_ERROR(); CHECK(check_sljit_emit_op_src(compiler, op, src, srcw)); @@ -2667,36 +3145,64 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_src( return push_inst(compiler, br(src_r)); case SLJIT_SKIP_FRAMES_BEFORE_FAST_RETURN: - /* TODO(carenas): implement? */ return SLJIT_SUCCESS; case SLJIT_PREFETCH_L1: case SLJIT_PREFETCH_L2: case SLJIT_PREFETCH_L3: case SLJIT_PREFETCH_ONCE: - /* TODO(carenas): implement */ - return SLJIT_SUCCESS; + FAIL_IF(make_addr_bxy(compiler, &addr, src, srcw, tmp1)); + return push_inst(compiler, 0xe31000000036 /* pfd */ | R32A(addr.index) | R28A(addr.base) | disp_s20(addr.offset)); default: - /* TODO(carenas): probably should not success by default */ return SLJIT_SUCCESS; } return SLJIT_SUCCESS; } -SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_register_index(sljit_s32 reg) +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_dst(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 dst, sljit_sw dstw) { - CHECK_REG_INDEX(check_sljit_get_register_index(reg)); - return gpr(reg); + sljit_gpr dst_r = link_r; + sljit_s32 size; + + CHECK_ERROR(); + CHECK(check_sljit_emit_op_dst(compiler, op, dst, dstw)); + ADJUST_LOCAL_OFFSET(dst, dstw); + + switch (op) { + case SLJIT_FAST_ENTER: + if (FAST_IS_REG(dst)) + return push_inst(compiler, lgr(gpr(dst), link_r)); + break; + case SLJIT_GET_RETURN_ADDRESS: + dst_r = FAST_IS_REG(dst) ? gpr(dst) : tmp0; + + size = GET_SAVED_REGISTERS_SIZE(compiler->scratches, compiler->saveds - SLJIT_KEPT_SAVEDS_COUNT(compiler->options), 2); + FAIL_IF(load_word(compiler, dst_r, SLJIT_MEM1(SLJIT_SP), compiler->local_size + size, 0)); + break; + } + + if (dst & SLJIT_MEM) + return store_word(compiler, dst_r, dst, dstw, 0); + + return SLJIT_SUCCESS; } -SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_float_register_index(sljit_s32 reg) +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_register_index(sljit_s32 type, sljit_s32 reg) { - CHECK_REG_INDEX(check_sljit_get_float_register_index(reg)); - abort(); + CHECK_REG_INDEX(check_sljit_get_register_index(type, reg)); + + if (type == SLJIT_GP_REGISTER) + return (sljit_s32)gpr(reg); + + if (type != SLJIT_FLOAT_REGISTER) + return -1; + + return (sljit_s32)freg_map[reg]; } SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_custom(struct sljit_compiler *compiler, - void *instruction, sljit_s32 size) + void *instruction, sljit_u32 size) { sljit_ins ins = 0; @@ -2711,38 +3217,369 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_custom(struct sljit_compiler *c /* Floating point operators */ /* --------------------------------------------------------------------- */ +#define FLOAT_LOAD 0 +#define FLOAT_STORE 1 + +static sljit_s32 float_mem(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 reg, + sljit_s32 mem, sljit_sw memw) +{ + struct addr addr; + sljit_ins ins; + + SLJIT_ASSERT(mem & SLJIT_MEM); + + if ((mem & OFFS_REG_MASK) || is_u12(memw) || !is_s20(memw)) { + FAIL_IF(make_addr_bx(compiler, &addr, mem, memw, tmp1)); + + if (op & FLOAT_STORE) + ins = (op & SLJIT_32) ? 0x70000000 /* ste */ : 0x60000000 /* std */; + else + ins = (op & SLJIT_32) ? 0x78000000 /* le */ : 0x68000000 /* ld */; + + return push_inst(compiler, ins | F20(reg) | R16A(addr.index) | R12A(addr.base) | (sljit_ins)addr.offset); + } + + FAIL_IF(make_addr_bxy(compiler, &addr, mem, memw, tmp1)); + + if (op & FLOAT_STORE) + ins = (op & SLJIT_32) ? 0xed0000000066 /* stey */ : 0xed0000000067 /* stdy */; + else + ins = (op & SLJIT_32) ? 0xed0000000064 /* ley */ : 0xed0000000065 /* ldy */; + + return push_inst(compiler, ins | F36(reg) | R32A(addr.index) | R28A(addr.base) | disp_s20(addr.offset)); +} + +static sljit_s32 emit_float(struct sljit_compiler *compiler, sljit_ins ins_r, sljit_ins ins, + sljit_s32 reg, + sljit_s32 src, sljit_sw srcw) +{ + struct addr addr; + + if (!(src & SLJIT_MEM)) + return push_inst(compiler, ins_r | F4(reg) | F0(src)); + + FAIL_IF(make_addr_bx(compiler, &addr, src, srcw, tmp1)); + return push_inst(compiler, ins | F36(reg) | R32A(addr.index) | R28A(addr.base) | ((sljit_ins)addr.offset << 16)); +} + +static SLJIT_INLINE sljit_s32 sljit_emit_fop1_conv_sw_from_f64(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 dst, sljit_sw dstw, + sljit_s32 src, sljit_sw srcw) +{ + sljit_ins dst_r = FAST_IS_REG(dst) ? gpr(dst) : tmp0; + sljit_ins ins; + + if (src & SLJIT_MEM) { + FAIL_IF(float_mem(compiler, FLOAT_LOAD | (op & SLJIT_32), TMP_FREG1, src, srcw)); + src = TMP_FREG1; + } + + /* M3 is set to 5 */ + if (GET_OPCODE(op) == SLJIT_CONV_SW_FROM_F64) + ins = (op & SLJIT_32) ? 0xb3a85000 /* cgebr */ : 0xb3a95000 /* cgdbr */; + else + ins = (op & SLJIT_32) ? 0xb3985000 /* cfebr */ : 0xb3995000 /* cfdbr */; + + FAIL_IF(push_inst(compiler, ins | R4A(dst_r) | F0(src))); + + if (dst & SLJIT_MEM) + return store_word(compiler, dst_r, dst, dstw, GET_OPCODE(op) >= SLJIT_CONV_S32_FROM_F64); + + return SLJIT_SUCCESS; +} + +static sljit_s32 sljit_emit_fop1_conv_f64_from_w(struct sljit_compiler *compiler, sljit_ins ins, + sljit_s32 dst, sljit_sw dstw, + sljit_s32 src, sljit_sw srcw) +{ + sljit_s32 dst_r = FAST_IS_REG(dst) ? dst : TMP_FREG1; + + if (src == SLJIT_IMM) { + FAIL_IF(push_load_imm_inst(compiler, tmp0, srcw)); + src = (sljit_s32)tmp0; + } + else if (src & SLJIT_MEM) { + FAIL_IF(load_word(compiler, tmp0, src, srcw, ins & 0x100000)); + src = (sljit_s32)tmp0; + } + + FAIL_IF(push_inst(compiler, ins | F4(dst_r) | R0(src))); + + if (dst & SLJIT_MEM) + return float_mem(compiler, FLOAT_STORE | ((ins & 0x10000) ? 0 : SLJIT_32), TMP_FREG1, dst, dstw); + + return SLJIT_SUCCESS; +} + +static SLJIT_INLINE sljit_s32 sljit_emit_fop1_conv_f64_from_sw(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 dst, sljit_sw dstw, + sljit_s32 src, sljit_sw srcw) +{ + sljit_ins ins; + + if (src == SLJIT_IMM && GET_OPCODE(op) == SLJIT_CONV_F64_FROM_S32) + srcw = (sljit_s32)srcw; + + if (GET_OPCODE(op) == SLJIT_CONV_F64_FROM_SW) + ins = (op & SLJIT_32) ? 0xb3a40000 /* cegbr */ : 0xb3a50000 /* cdgbr */; + else + ins = (op & SLJIT_32) ? 0xb3940000 /* cefbr */ : 0xb3950000 /* cdfbr */; + + return sljit_emit_fop1_conv_f64_from_w(compiler, ins, dst, dstw, src, srcw); +} + +static SLJIT_INLINE sljit_s32 sljit_emit_fop1_conv_f64_from_uw(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 dst, sljit_sw dstw, + sljit_s32 src, sljit_sw srcw) +{ + sljit_ins ins; + + if (src == SLJIT_IMM && GET_OPCODE(op) == SLJIT_CONV_F64_FROM_U32) + srcw = (sljit_u32)srcw; + + if (GET_OPCODE(op) == SLJIT_CONV_F64_FROM_UW) + ins = (op & SLJIT_32) ? 0xb3a00000 /* celgbr */ : 0xb3a10000 /* cdlgbr */; + else + ins = (op & SLJIT_32) ? 0xb3900000 /* celfbr */ : 0xb3910000 /* cdlfbr */; + + return sljit_emit_fop1_conv_f64_from_w(compiler, ins, dst, dstw, src, srcw); +} + +static SLJIT_INLINE sljit_s32 sljit_emit_fop1_cmp(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 src1, sljit_sw src1w, + sljit_s32 src2, sljit_sw src2w) +{ + sljit_ins ins_r, ins; + + if (src1 & SLJIT_MEM) { + FAIL_IF(float_mem(compiler, FLOAT_LOAD | (op & SLJIT_32), TMP_FREG1, src1, src1w)); + src1 = TMP_FREG1; + } + + if (op & SLJIT_32) { + ins_r = 0xb3090000 /* cebr */; + ins = 0xed0000000009 /* ceb */; + } else { + ins_r = 0xb3190000 /* cdbr */; + ins = 0xed0000000019 /* cdb */; + } + + return emit_float(compiler, ins_r, ins, src1, src2, src2w); +} + SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fop1(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 dst, sljit_sw dstw, sljit_s32 src, sljit_sw srcw) { + sljit_s32 dst_r; + sljit_ins ins; + CHECK_ERROR(); - abort(); + + SELECT_FOP1_OPERATION_WITH_CHECKS(compiler, op, dst, dstw, src, srcw); + + dst_r = FAST_IS_REG(dst) ? dst : TMP_FREG1; + + if (op == SLJIT_CONV_F64_FROM_F32) + FAIL_IF(emit_float(compiler, 0xb3040000 /* ldebr */, 0xed0000000004 /* ldeb */, dst_r, src, srcw)); + else { + if (src & SLJIT_MEM) { + FAIL_IF(float_mem(compiler, FLOAT_LOAD | (op == SLJIT_CONV_F32_FROM_F64 ? 0 : (op & SLJIT_32)), dst_r, src, srcw)); + src = dst_r; + } + + switch (GET_OPCODE(op)) { + case SLJIT_MOV_F64: + if (FAST_IS_REG(dst)) { + if (dst == src) + return SLJIT_SUCCESS; + + ins = (op & SLJIT_32) ? 0x3800 /* ler */ : 0x2800 /* ldr */; + break; + } + return float_mem(compiler, FLOAT_STORE | (op & SLJIT_32), src, dst, dstw); + case SLJIT_CONV_F64_FROM_F32: + /* Only SLJIT_CONV_F32_FROM_F64. */ + ins = 0xb3440000 /* ledbr */; + break; + case SLJIT_NEG_F64: + ins = (op & SLJIT_32) ? 0xb3030000 /* lcebr */ : 0xb3130000 /* lcdbr */; + break; + default: + SLJIT_ASSERT(GET_OPCODE(op) == SLJIT_ABS_F64); + ins = (op & SLJIT_32) ? 0xb3000000 /* lpebr */ : 0xb3100000 /* lpdbr */; + break; + } + + FAIL_IF(push_inst(compiler, ins | F4(dst_r) | F0(src))); + } + + if (!(dst & SLJIT_MEM)) + return SLJIT_SUCCESS; + + SLJIT_ASSERT(dst_r == TMP_FREG1); + + return float_mem(compiler, FLOAT_STORE | (op & SLJIT_32), TMP_FREG1, dst, dstw); } +#define FLOAT_MOV(op, dst_r, src_r) \ + (((op & SLJIT_32) ? 0x3800 /* ler */ : 0x2800 /* ldr */) | F4(dst_r) | F0(src_r)) + SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fop2(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 dst, sljit_sw dstw, sljit_s32 src1, sljit_sw src1w, sljit_s32 src2, sljit_sw src2w) { + sljit_s32 dst_r = TMP_FREG1; + sljit_ins ins_r, ins; + CHECK_ERROR(); - abort(); + CHECK(check_sljit_emit_fop2(compiler, op, dst, dstw, src1, src1w, src2, src2w)); + ADJUST_LOCAL_OFFSET(dst, dstw); + ADJUST_LOCAL_OFFSET(src1, src1w); + ADJUST_LOCAL_OFFSET(src2, src2w); + + do { + if (FAST_IS_REG(dst)) { + dst_r = dst; + + if (dst == src1) + break; + + if (dst == src2) { + if (GET_OPCODE(op) == SLJIT_ADD_F64 || GET_OPCODE(op) == SLJIT_MUL_F64) { + src2 = src1; + src2w = src1w; + src1 = dst; + break; + } + + FAIL_IF(push_inst(compiler, FLOAT_MOV(op, TMP_FREG1, src2))); + src2 = TMP_FREG1; + } + } + + if (src1 & SLJIT_MEM) + FAIL_IF(float_mem(compiler, FLOAT_LOAD | (op & SLJIT_32), dst_r, src1, src1w)); + else + FAIL_IF(push_inst(compiler, FLOAT_MOV(op, dst_r, src1))); + } while (0); + + switch (GET_OPCODE(op)) { + case SLJIT_ADD_F64: + ins_r = (op & SLJIT_32) ? 0xb30a0000 /* aebr */ : 0xb31a0000 /* adbr */; + ins = (op & SLJIT_32) ? 0xed000000000a /* aeb */ : 0xed000000001a /* adb */; + break; + case SLJIT_SUB_F64: + ins_r = (op & SLJIT_32) ? 0xb30b0000 /* sebr */ : 0xb31b0000 /* sdbr */; + ins = (op & SLJIT_32) ? 0xed000000000b /* seb */ : 0xed000000001b /* sdb */; + break; + case SLJIT_MUL_F64: + ins_r = (op & SLJIT_32) ? 0xb3170000 /* meebr */ : 0xb31c0000 /* mdbr */; + ins = (op & SLJIT_32) ? 0xed0000000017 /* meeb */ : 0xed000000001c /* mdb */; + break; + default: + SLJIT_ASSERT(GET_OPCODE(op) == SLJIT_DIV_F64); + ins_r = (op & SLJIT_32) ? 0xb30d0000 /* debr */ : 0xb31d0000 /* ddbr */; + ins = (op & SLJIT_32) ? 0xed000000000d /* deb */ : 0xed000000001d /* ddb */; + break; + } + + FAIL_IF(emit_float(compiler, ins_r, ins, dst_r, src2, src2w)); + + if (dst & SLJIT_MEM) + return float_mem(compiler, FLOAT_STORE | (op & SLJIT_32), TMP_FREG1, dst, dstw); + + SLJIT_ASSERT(dst_r != TMP_FREG1); + return SLJIT_SUCCESS; } -/* --------------------------------------------------------------------- */ -/* Other instructions */ -/* --------------------------------------------------------------------- */ +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fop2r(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 dst_freg, + sljit_s32 src1, sljit_sw src1w, + sljit_s32 src2, sljit_sw src2w) +{ + sljit_s32 reg; + + CHECK_ERROR(); + CHECK(check_sljit_emit_fop2r(compiler, op, dst_freg, src1, src1w, src2, src2w)); + ADJUST_LOCAL_OFFSET(src1, src1w); + ADJUST_LOCAL_OFFSET(src2, src2w); -SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fast_enter(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw) + if (src2 & SLJIT_MEM) { + FAIL_IF(float_mem(compiler, FLOAT_LOAD | (op & SLJIT_32), TMP_FREG1, src2, src2w)); + src2 = TMP_FREG1; + } + + if (src1 & SLJIT_MEM) { + reg = (dst_freg == src2) ? TMP_FREG1 : dst_freg; + FAIL_IF(float_mem(compiler, FLOAT_LOAD | (op & SLJIT_32), reg, src1, src1w)); + src1 = reg; + } + + return push_inst(compiler, 0xb3720000 /* cpsdr */ | F12(src2) | F4(dst_freg) | F0(src1)); +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fset32(struct sljit_compiler *compiler, + sljit_s32 freg, sljit_f32 value) { + union { + sljit_s32 imm; + sljit_f32 value; + } u; + CHECK_ERROR(); - CHECK(check_sljit_emit_fast_enter(compiler, dst, dstw)); - ADJUST_LOCAL_OFFSET(dst, dstw); + CHECK(check_sljit_emit_fset32(compiler, freg, value)); + + u.value = value; + + FAIL_IF(push_load_imm_inst(compiler, tmp1, (sljit_sw)(((sljit_uw)u.imm << 32)))); + return push_inst(compiler, 0xb3c10000 /* ldgr */ | F4(freg) | R0A(tmp1)); +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fset64(struct sljit_compiler *compiler, + sljit_s32 freg, sljit_f64 value) +{ + union { + sljit_sw imm; + sljit_f64 value; + } u; + + CHECK_ERROR(); + CHECK(check_sljit_emit_fset64(compiler, freg, value)); - if (FAST_IS_REG(dst)) - return push_inst(compiler, lgr(gpr(dst), fast_link_r)); + u.value = value; - /* memory */ - return store_word(compiler, fast_link_r, dst, dstw, 0); + FAIL_IF(push_load_imm_inst(compiler, tmp1, (sljit_sw)u.imm)); + return push_inst(compiler, 0xb3c10000 /* ldgr */ | F4(freg) | R0A(tmp1)); +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fcopy(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 freg, sljit_s32 reg) +{ + sljit_gpr gen_r; + + CHECK_ERROR(); + CHECK(check_sljit_emit_fcopy(compiler, op, freg, reg)); + + gen_r = gpr(reg); + + if (GET_OPCODE(op) == SLJIT_COPY_TO_F64) { + if (op & SLJIT_32) { + FAIL_IF(push_inst(compiler, 0xeb000000000d /* sllg */ | R36A(tmp0) | R32A(gen_r) | (32 << 16))); + gen_r = tmp0; + } + + return push_inst(compiler, 0xb3c10000 /* ldgr */ | F4(freg) | R0A(gen_r)); + } + + FAIL_IF(push_inst(compiler, 0xb3cd0000 /* lgdr */ | R4A(gen_r) | F0(freg))); + + if (!(op & SLJIT_32)) + return SLJIT_SUCCESS; + + return push_inst(compiler, 0xeb000000000c /* srlg */ | R36A(gen_r) | R32A(gen_r) | (32 << 16)); } /* --------------------------------------------------------------------- */ @@ -2767,14 +3604,14 @@ SLJIT_API_FUNC_ATTRIBUTE struct sljit_label* sljit_emit_label(struct sljit_compi SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compiler *compiler, sljit_s32 type) { + struct sljit_jump *jump; sljit_u8 mask = ((type & 0xff) < SLJIT_JUMP) ? get_cc(compiler, type & 0xff) : 0xf; CHECK_ERROR_PTR(); CHECK_PTR(check_sljit_emit_jump(compiler, type)); /* record jump */ - struct sljit_jump *jump = (struct sljit_jump *) - ensure_abuf(compiler, sizeof(struct sljit_jump)); + jump = (struct sljit_jump *)ensure_abuf(compiler, sizeof(struct sljit_jump)); PTR_FAIL_IF(!jump); set_jump(jump, compiler, type & SLJIT_REWRITABLE_JUMP); jump->addr = compiler->size; @@ -2782,7 +3619,7 @@ SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compile /* emit jump instruction */ type &= 0xff; if (type >= SLJIT_FAST_CALL) - PTR_FAIL_IF(push_inst(compiler, brasl(type == SLJIT_FAST_CALL ? fast_link_r : link_r, 0))); + PTR_FAIL_IF(push_inst(compiler, brasl(link_r, 0))); else PTR_FAIL_IF(push_inst(compiler, brcl(mask, 0))); @@ -2792,14 +3629,16 @@ SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compile SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_call(struct sljit_compiler *compiler, sljit_s32 type, sljit_s32 arg_types) { + SLJIT_UNUSED_ARG(arg_types); CHECK_ERROR_PTR(); CHECK_PTR(check_sljit_emit_call(compiler, type, arg_types)); -#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \ - || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS) - compiler->skip_checks = 1; -#endif + if (type & SLJIT_CALL_RETURN) { + PTR_FAIL_IF(emit_stack_frame_release(compiler, r14)); + type = SLJIT_JUMP | (type & SLJIT_REWRITABLE_JUMP); + } + SLJIT_SKIP_CHECKS(compiler); return sljit_emit_jump(compiler, type); } @@ -2809,18 +3648,19 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_ijump(struct sljit_compiler *compi CHECK_ERROR(); CHECK(check_sljit_emit_ijump(compiler, type, src, srcw)); - ADJUST_LOCAL_OFFSET(src, srcw); - if (src & SLJIT_IMM) { + if (src == SLJIT_IMM) { SLJIT_ASSERT(!(srcw & 1)); /* target address must be even */ FAIL_IF(push_load_imm_inst(compiler, src_r, srcw)); } - else if (src & SLJIT_MEM) + else if (src & SLJIT_MEM) { + ADJUST_LOCAL_OFFSET(src, srcw); FAIL_IF(load_word(compiler, src_r, src, srcw, 0 /* 64-bit */)); + } /* emit jump instruction */ if (type >= SLJIT_FAST_CALL) - return push_inst(compiler, basr(type == SLJIT_FAST_CALL ? fast_link_r : link_r, src_r)); + return push_inst(compiler, basr(link_r, src_r)); return push_inst(compiler, br(src_r)); } @@ -2829,14 +3669,32 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_icall(struct sljit_compiler *compi sljit_s32 arg_types, sljit_s32 src, sljit_sw srcw) { + SLJIT_UNUSED_ARG(arg_types); + CHECK_ERROR(); CHECK(check_sljit_emit_icall(compiler, type, arg_types, src, srcw)); -#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \ - || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS) - compiler->skip_checks = 1; -#endif + SLJIT_ASSERT(gpr(TMP_REG2) == tmp1); + + if (src & SLJIT_MEM) { + ADJUST_LOCAL_OFFSET(src, srcw); + FAIL_IF(load_word(compiler, tmp1, src, srcw, 0 /* 64-bit */)); + src = TMP_REG2; + srcw = 0; + } + if (type & SLJIT_CALL_RETURN) { + if (src >= SLJIT_FIRST_SAVED_REG && src <= (SLJIT_S0 - SLJIT_KEPT_SAVEDS_COUNT(compiler->options))) { + FAIL_IF(push_inst(compiler, lgr(tmp1, gpr(src)))); + src = TMP_REG2; + srcw = 0; + } + + FAIL_IF(emit_stack_frame_release(compiler, r14)); + type = SLJIT_JUMP; + } + + SLJIT_SKIP_CHECKS(compiler); return sljit_emit_ijump(compiler, type, src, srcw); } @@ -2844,13 +3702,13 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_flags(struct sljit_compiler *co sljit_s32 dst, sljit_sw dstw, sljit_s32 type) { - sljit_u8 mask = get_cc(compiler, type & 0xff); + sljit_gpr dst_r = FAST_IS_REG(dst) ? gpr(dst & REG_MASK) : tmp0; + sljit_gpr loc_r = tmp1; + sljit_u8 mask = get_cc(compiler, type); CHECK_ERROR(); CHECK(check_sljit_emit_op_flags(compiler, op, dst, dstw, type)); - sljit_gpr dst_r = FAST_IS_REG(dst) ? gpr(dst & REG_MASK) : tmp0; - sljit_gpr loc_r = tmp1; switch (GET_OPCODE(op)) { case SLJIT_AND: case SLJIT_OR: @@ -2859,11 +3717,13 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_flags(struct sljit_compiler *co /* dst is also source operand */ if (dst & SLJIT_MEM) - FAIL_IF(load_word(compiler, dst_r, dst, dstw, op & SLJIT_I32_OP)); + FAIL_IF(load_word(compiler, dst_r, dst, dstw, op & SLJIT_32)); break; + case SLJIT_MOV32: + op |= SLJIT_32; + /* fallthrough */ case SLJIT_MOV: - case (SLJIT_MOV32 & ~SLJIT_I32_OP): /* can write straight into destination */ loc_r = dst_r; break; @@ -2876,7 +3736,7 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_flags(struct sljit_compiler *co if (have_lscond2()) { FAIL_IF(push_load_imm_inst(compiler, loc_r, 0)); FAIL_IF(push_inst(compiler, - WHEN2(op & SLJIT_I32_OP, lochi, locghi))); + WHEN2(op & SLJIT_32, lochi, locghi))); } else { /* TODO(mundaym): no load/store-on-condition 2 facility (ipm? branch-and-set?) */ abort(); @@ -2888,51 +3748,700 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_flags(struct sljit_compiler *co #define LEVAL(i) i(dst_r, loc_r) case SLJIT_AND: FAIL_IF(push_inst(compiler, - WHEN2(op & SLJIT_I32_OP, nr, ngr))); + WHEN2(op & SLJIT_32, nr, ngr))); break; case SLJIT_OR: FAIL_IF(push_inst(compiler, - WHEN2(op & SLJIT_I32_OP, or, ogr))); + WHEN2(op & SLJIT_32, or, ogr))); break; case SLJIT_XOR: FAIL_IF(push_inst(compiler, - WHEN2(op & SLJIT_I32_OP, xr, xgr))); + WHEN2(op & SLJIT_32, xr, xgr))); break; #undef LEVAL } /* store result to memory if required */ if (dst & SLJIT_MEM) - return store_word(compiler, dst_r, dst, dstw, op & SLJIT_I32_OP); + return store_word(compiler, dst_r, dst, dstw, (op & SLJIT_32)); return SLJIT_SUCCESS; } -SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_cmov(struct sljit_compiler *compiler, sljit_s32 type, +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_select(struct sljit_compiler *compiler, sljit_s32 type, sljit_s32 dst_reg, + sljit_s32 src1, sljit_sw src1w, + sljit_s32 src2_reg) +{ + sljit_ins mask; + sljit_gpr src_r; + sljit_gpr dst_r = gpr(dst_reg); + sljit_ins ins; + + CHECK_ERROR(); + CHECK(check_sljit_emit_select(compiler, type, dst_reg, src1, src1w, src2_reg)); + + ADJUST_LOCAL_OFFSET(src1, src1w); + + if (dst_reg != src2_reg) { + if (src1 == dst_reg) { + src1 = src2_reg; + src1w = 0; + type ^= 0x1; + } else { + if (ADDRESSING_DEPENDS_ON(src1, dst_reg)) { + FAIL_IF(load_word(compiler, dst_r, src1, src1w, type & SLJIT_32)); + src1 = src2_reg; + src1w = 0; + type ^= 0x1; + } else + FAIL_IF(push_inst(compiler, ((type & SLJIT_32) ? 0x1800 /* lr */ : 0xb9040000 /* lgr */) | R4A(dst_r) | R0A(gpr(src2_reg)))); + } + } + + mask = get_cc(compiler, type & ~SLJIT_32); + + if (src1 & SLJIT_MEM) { + if (src1 & OFFS_REG_MASK) { + src_r = gpr(OFFS_REG(src1)); + + if (src1w != 0) { + FAIL_IF(push_inst(compiler, 0xeb000000000d /* sllg */ | R36A(tmp1) | R32A(src_r) | ((sljit_ins)(src1w & 0x3) << 16))); + src_r = tmp1; + } + + FAIL_IF(push_inst(compiler, 0xb9e80000 /* agrk */ | R12A(src_r) | R4A(tmp1) | R0A(gpr(src1 & REG_MASK)))); + src_r = tmp1; + src1w = 0; + } else if (!is_s20(src1w)) { + FAIL_IF(push_load_imm_inst(compiler, tmp1, src1w)); + + if (src1 & REG_MASK) + FAIL_IF(push_inst(compiler, 0xb9e80000 /* agrk */ | R12A(tmp1) | R4A(tmp1) | R0A(gpr(src1 & REG_MASK)))); + + src_r = tmp1; + src1w = 0; + } else + src_r = gpr(src1 & REG_MASK); + + ins = (type & SLJIT_32) ? 0xeb00000000f2 /* loc */ : 0xeb00000000e2 /* locg */; + return push_inst(compiler, ins | R36A(dst_r) | (mask << 32) | R28A(src_r) | disp_s20((sljit_s32)src1w)); + } + + if (src1 == SLJIT_IMM) { + if (type & SLJIT_32) + src1w = (sljit_s32)src1w; + + if (have_lscond2() && is_s16(src1w)) { + ins = (type & SLJIT_32) ? 0xec0000000042 /* lochi */ : 0xec0000000046 /* locghi */; + return push_inst(compiler, ins | R36A(dst_r) | (mask << 32) | (sljit_ins)(src1w & 0xffff) << 16); + } + + FAIL_IF(push_load_imm_inst(compiler, tmp0, src1w)); + src_r = tmp0; + } else + src_r = gpr(src1); + + ins = (type & SLJIT_32) ? 0xb9f20000 /* locr */ : 0xb9e20000 /* locgr */; + return push_inst(compiler, ins | (mask << 12) | R4A(dst_r) | R0A(src_r)); +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fselect(struct sljit_compiler *compiler, sljit_s32 type, + sljit_s32 dst_freg, + sljit_s32 src1, sljit_sw src1w, + sljit_s32 src2_freg) +{ + sljit_ins ins; + struct sljit_label *label; + struct sljit_jump *jump; + + CHECK_ERROR(); + CHECK(check_sljit_emit_fselect(compiler, type, dst_freg, src1, src1w, src2_freg)); + + ADJUST_LOCAL_OFFSET(src1, src1w); + + if (dst_freg != src2_freg) { + if (dst_freg == src1) { + src1 = src2_freg; + src1w = 0; + type ^= 0x1; + } else { + ins = (type & SLJIT_32) ? 0x3800 /* ler */ : 0x2800 /* ldr */; + FAIL_IF(push_inst(compiler, ins | F4(dst_freg) | F0(src2_freg))); + } + } + + SLJIT_SKIP_CHECKS(compiler); + jump = sljit_emit_jump(compiler, (type & ~SLJIT_32) ^ 0x1); + FAIL_IF(!jump); + + if (!(src1 & SLJIT_MEM)) { + ins = (type & SLJIT_32) ? 0x3800 /* ler */ : 0x2800 /* ldr */; + FAIL_IF(push_inst(compiler, ins | F4(dst_freg) | F0(src1))); + } else + FAIL_IF(float_mem(compiler, FLOAT_LOAD | (type & SLJIT_32), dst_freg, src1, src1w)); + + SLJIT_SKIP_CHECKS(compiler); + label = sljit_emit_label(compiler); + FAIL_IF(!label); + + sljit_set_label(jump, label); + return SLJIT_SUCCESS; +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_mem(struct sljit_compiler *compiler, sljit_s32 type, + sljit_s32 reg, + sljit_s32 mem, sljit_sw memw) +{ + sljit_ins ins, reg1, reg2, base, offs = 0; + + CHECK_ERROR(); + CHECK(check_sljit_emit_mem(compiler, type, reg, mem, memw)); + + if (!(reg & REG_PAIR_MASK)) + return sljit_emit_mem_unaligned(compiler, type, reg, mem, memw); + + ADJUST_LOCAL_OFFSET(mem, memw); + + base = gpr(mem & REG_MASK); + reg1 = gpr(REG_PAIR_FIRST(reg)); + reg2 = gpr(REG_PAIR_SECOND(reg)); + + if (mem & OFFS_REG_MASK) { + memw &= 0x3; + offs = gpr(OFFS_REG(mem)); + + if (memw != 0) { + FAIL_IF(push_inst(compiler, 0xeb000000000d /* sllg */ | R36A(tmp1) | R32A(offs) | ((sljit_ins)memw << 16))); + offs = tmp1; + } else if (!(type & SLJIT_MEM_STORE) && (base == reg1 || base == reg2) && (offs == reg1 || offs == reg2)) { + FAIL_IF(push_inst(compiler, 0xb9f80000 | R12A(tmp1) | R4A(base) | R0A(offs))); + base = tmp1; + offs = 0; + } + + memw = 0; + } else if (memw < -0x80000 || memw > 0x7ffff - ((reg2 == reg1 + 1) ? 0 : SSIZE_OF(sw))) { + FAIL_IF(push_load_imm_inst(compiler, tmp1, memw)); + + if (base == 0) + base = tmp1; + else + offs = tmp1; + + memw = 0; + } + + if (offs == 0 && reg2 == (reg1 + 1)) { + ins = (type & SLJIT_MEM_STORE) ? 0xeb0000000024 /* stmg */ : 0xeb0000000004 /* lmg */; + return push_inst(compiler, ins | R36A(reg1) | R32A(reg2) | R28A(base) | disp_s20((sljit_s32)memw)); + } + + ins = ((type & SLJIT_MEM_STORE) ? 0xe30000000024 /* stg */ : 0xe30000000004 /* lg */) | R32A(offs) | R28A(base); + + if (!(type & SLJIT_MEM_STORE) && base == reg1) { + FAIL_IF(push_inst(compiler, ins | R36A(reg2) | disp_s20((sljit_s32)memw + SSIZE_OF(sw)))); + return push_inst(compiler, ins | R36A(reg1) | disp_s20((sljit_s32)memw)); + } + + FAIL_IF(push_inst(compiler, ins | R36A(reg1) | disp_s20((sljit_s32)memw))); + return push_inst(compiler, ins | R36A(reg2) | disp_s20((sljit_s32)memw + SSIZE_OF(sw))); +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_simd_mov(struct sljit_compiler *compiler, sljit_s32 type, + sljit_s32 freg, + sljit_s32 srcdst, sljit_sw srcdstw) +{ + sljit_s32 reg_size = SLJIT_SIMD_GET_REG_SIZE(type); + sljit_s32 elem_size = SLJIT_SIMD_GET_ELEM_SIZE(type); + sljit_s32 alignment = SLJIT_SIMD_GET_ELEM2_SIZE(type); + struct addr addr; + sljit_ins ins; + + CHECK_ERROR(); + CHECK(check_sljit_emit_simd_mov(compiler, type, freg, srcdst, srcdstw)); + + ADJUST_LOCAL_OFFSET(srcdst, srcdstw); + + if (reg_size != 4) + return SLJIT_ERR_UNSUPPORTED; + + if ((type & SLJIT_SIMD_FLOAT) && (elem_size < 2 || elem_size > 3)) + return SLJIT_ERR_UNSUPPORTED; + + if (type & SLJIT_SIMD_TEST) + return SLJIT_SUCCESS; + + if (!(srcdst & SLJIT_MEM)) { + if (type & SLJIT_SIMD_STORE) + ins = F36(srcdst) | F32(freg); + else + ins = F36(freg) | F32(srcdst); + + return push_inst(compiler, 0xe70000000056 /* vlr */ | ins); + } + + FAIL_IF(make_addr_bx(compiler, &addr, srcdst, srcdstw, tmp1)); + ins = F36(freg) | R32A(addr.index) | R28A(addr.base) | disp_s20(addr.offset); + + if (alignment >= 4) + ins |= 4 << 12; + else if (alignment == 3) + ins |= 3 << 12; + + return push_inst(compiler, ((type & SLJIT_SIMD_STORE) ? 0xe7000000000e /* vst */ : 0xe70000000006 /* vl */) | ins); +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_simd_replicate(struct sljit_compiler *compiler, sljit_s32 type, + sljit_s32 freg, sljit_s32 src, sljit_sw srcw) { - sljit_u8 mask = get_cc(compiler, type & 0xff); - sljit_gpr dst_r = gpr(dst_reg & ~SLJIT_I32_OP); - sljit_gpr src_r = FAST_IS_REG(src) ? gpr(src) : tmp0; + sljit_s32 reg_size = SLJIT_SIMD_GET_REG_SIZE(type); + sljit_s32 elem_size = SLJIT_SIMD_GET_ELEM_SIZE(type); + struct addr addr; + sljit_gpr reg; + sljit_sw sign_ext; CHECK_ERROR(); - CHECK(check_sljit_emit_cmov(compiler, type, dst_reg, src, srcw)); + CHECK(check_sljit_emit_simd_replicate(compiler, type, freg, src, srcw)); - if (src & SLJIT_IMM) { - /* TODO(mundaym): fast path with lscond2 */ - FAIL_IF(push_load_imm_inst(compiler, src_r, srcw)); + ADJUST_LOCAL_OFFSET(src, srcw); + + if (reg_size != 4) + return SLJIT_ERR_UNSUPPORTED; + + if ((type & SLJIT_SIMD_FLOAT) && elem_size < 2) + return SLJIT_ERR_UNSUPPORTED; + + if (type & SLJIT_SIMD_TEST) + return SLJIT_SUCCESS; + + if (src & SLJIT_MEM) { + FAIL_IF(make_addr_bx(compiler, &addr, src, srcw, tmp1)); + return push_inst(compiler, 0xe70000000005 /* vlrep */ | F36(freg) + | R32A(addr.index) | R28A(addr.base) | disp_s20(addr.offset) | ((sljit_ins)elem_size << 12)); } - #define LEVAL(i) i(dst_r, src_r, mask) - if (have_lscond1()) - return push_inst(compiler, - WHEN2(dst_reg & SLJIT_I32_OP, locr, locgr)); + if (type & SLJIT_SIMD_FLOAT) { + if (src == SLJIT_IMM) + return push_inst(compiler, 0xe70000000044 /* vgbm */ | F36(freg)); - #undef LEVAL + return push_inst(compiler, 0xe7000000004d /* vrep */ | F36(freg) | F32(src) | ((sljit_ins)elem_size << 12)); + } + + if (src == SLJIT_IMM) { + sign_ext = 0x10000; + + switch (elem_size) { + case 0: + srcw &= 0xff; + sign_ext = (sljit_s8)srcw; + break; + case 1: + srcw &= 0xffff; + sign_ext = (sljit_s16)srcw; + break; + case 2: + if ((sljit_s32)srcw == (sljit_s16)srcw) { + srcw &= 0xffff; + sign_ext = (sljit_s16)srcw; + } else + srcw &= 0xffffffff; + break; + default: + if (srcw == (sljit_s16)srcw) { + srcw &= 0xffff; + sign_ext = (sljit_s16)srcw; + } + break; + } + + if (sign_ext != 0x10000) { + if (sign_ext == 0 || sign_ext == -1) + return push_inst(compiler, 0xe70000000044 /* vgbm */ | F36(freg) + | (sign_ext == 0 ? 0 : ((sljit_ins)0xffff << 16))); + + return push_inst(compiler, 0xe70000000045 /* vrepi */ | F36(freg) + | ((sljit_ins)srcw << 16) | ((sljit_ins)elem_size << 12)); + } + + push_load_imm_inst(compiler, tmp0, srcw); + reg = tmp0; + } else + reg = gpr(src); + + FAIL_IF(push_inst(compiler, 0xe70000000022 /* vlvg */ | F36(freg) | R32A(reg) | ((sljit_ins)elem_size << 12))); + return push_inst(compiler, 0xe7000000004d /* vrep */ | F36(freg) | F32(freg) | ((sljit_ins)elem_size << 12)); +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_simd_lane_mov(struct sljit_compiler *compiler, sljit_s32 type, + sljit_s32 freg, sljit_s32 lane_index, + sljit_s32 srcdst, sljit_sw srcdstw) +{ + sljit_s32 reg_size = SLJIT_SIMD_GET_REG_SIZE(type); + sljit_s32 elem_size = SLJIT_SIMD_GET_ELEM_SIZE(type); + struct addr addr; + sljit_gpr reg; + sljit_ins ins = 0; + + CHECK_ERROR(); + CHECK(check_sljit_emit_simd_lane_mov(compiler, type, freg, lane_index, srcdst, srcdstw)); + + ADJUST_LOCAL_OFFSET(srcdst, srcdstw); + + if (reg_size != 4) + return SLJIT_ERR_UNSUPPORTED; + + if ((type & SLJIT_SIMD_FLOAT) && elem_size < 2) + return SLJIT_ERR_UNSUPPORTED; + + if (type & SLJIT_SIMD_TEST) + return SLJIT_SUCCESS; + + if (srcdst & SLJIT_MEM) { + FAIL_IF(make_addr_bx(compiler, &addr, srcdst, srcdstw, tmp1)); + ins = F36(freg) | R32A(addr.index) | R28A(addr.base) | disp_s20(addr.offset); + } + + if (type & SLJIT_SIMD_LANE_ZERO) { + if ((srcdst & SLJIT_MEM) && lane_index == ((1 << (3 - elem_size)) - 1)) + return push_inst(compiler, 0xe70000000004 /* vllez */ | ins | ((sljit_ins)elem_size << 12)); + + if ((type & SLJIT_SIMD_FLOAT) && freg == srcdst) { + FAIL_IF(push_inst(compiler, 0xe70000000056 /* vlr */ | F36(TMP_FREG1) | F32(freg))); + srcdst = TMP_FREG1; + srcdstw = 0; + } + + FAIL_IF(push_inst(compiler, 0xe70000000044 /* vgbm */ | F36(freg))); + } + + if (srcdst & SLJIT_MEM) { + switch (elem_size) { + case 0: + ins |= 0xe70000000000 /* vleb */; + break; + case 1: + ins |= 0xe70000000001 /* vleh */; + break; + case 2: + ins |= 0xe70000000003 /* vlef */; + break; + default: + ins |= 0xe70000000002 /* vleg */; + break; + } + + /* Convert to vsteb - vsteg */ + if (type & SLJIT_SIMD_STORE) + ins |= 0x8; + + return push_inst(compiler, ins | ((sljit_ins)lane_index << 12)); + } + + if (type & SLJIT_SIMD_FLOAT) { + if (type & SLJIT_SIMD_STORE) + return push_inst(compiler, 0xe7000000004d /* vrep */ | F36(srcdst) | F32(freg) | ((sljit_ins)lane_index << 16) | ((sljit_ins)elem_size << 12)); + + if (elem_size == 3) { + if (lane_index == 0) + ins = F32(srcdst) | F28(freg) | (1 << 12); + else + ins = F32(freg) | F28(srcdst); + + return push_inst(compiler, 0xe70000000084 /* vpdi */ | F36(freg) | ins); + } + + FAIL_IF(push_inst(compiler, 0xe70000000021 /* vlgv */ | R36A(tmp0) | F32(srcdst) | ((sljit_ins)2 << 12))); + return push_inst(compiler, 0xe70000000022 /* vlvg */ | F36(freg) | R32A(tmp0) | ((sljit_ins)lane_index << 16) | ((sljit_ins)2 << 12)); + } + + if (srcdst == SLJIT_IMM) { + switch (elem_size) { + case 0: + ins = 0xe70000000040 /* vleib */; + srcdstw &= 0xff; + break; + case 1: + ins = 0xe70000000041 /* vleih */; + srcdstw &= 0xffff; + break; + case 2: + if ((sljit_s32)srcdstw == (sljit_s16)srcdstw) { + srcdstw &= 0xffff; + ins = 0xe70000000043 /* vleif */; + } else + srcdstw &= 0xffffffff; + break; + default: + if (srcdstw == (sljit_s16)srcdstw) { + srcdstw &= 0xffff; + ins = 0xe70000000042 /* vleig */; + } + break; + } + + if (ins != 0) + return push_inst(compiler, ins | F36(freg) | ((sljit_ins)srcdstw << 16) | ((sljit_ins)lane_index << 12)); + + push_load_imm_inst(compiler, tmp0, srcdstw); + reg = tmp0; + } else + reg = gpr(srcdst); + + ins = ((sljit_ins)lane_index << 16) | ((sljit_ins)elem_size << 12); + + if (!(type & SLJIT_SIMD_STORE)) + return push_inst(compiler, 0xe70000000022 /* vlvg */ | F36(freg) | R32A(reg) | ins); + + FAIL_IF(push_inst(compiler, 0xe70000000021 /* vlgv */ | R36A(reg) | F32(freg) | ins)); + + if (!(type & SLJIT_SIMD_LANE_SIGNED) || elem_size >= 3) + return SLJIT_SUCCESS; + + switch (elem_size) { + case 0: + ins = 0xb9060000 /* lgbr */; + break; + case 1: + ins = 0xb9070000 /* lghr */; + break; + default: + ins = 0xb9140000 /* lgfr */; + break; + } + + return push_inst(compiler, ins | R4A(reg) | R0A(reg)); +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_simd_lane_replicate(struct sljit_compiler *compiler, sljit_s32 type, + sljit_s32 freg, + sljit_s32 src, sljit_s32 src_lane_index) +{ + sljit_s32 reg_size = SLJIT_SIMD_GET_REG_SIZE(type); + sljit_s32 elem_size = SLJIT_SIMD_GET_ELEM_SIZE(type); + + CHECK_ERROR(); + CHECK(check_sljit_emit_simd_lane_replicate(compiler, type, freg, src, src_lane_index)); + + if (reg_size != 4) + return SLJIT_ERR_UNSUPPORTED; + + if ((type & SLJIT_SIMD_FLOAT) && elem_size < 2) + return SLJIT_ERR_UNSUPPORTED; + + if (type & SLJIT_SIMD_TEST) + return SLJIT_SUCCESS; + + return push_inst(compiler, 0xe7000000004d /* vrep */ | F36(freg) | F32(src) + | ((sljit_ins)src_lane_index << 16) | ((sljit_ins)elem_size << 12)); +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_simd_extend(struct sljit_compiler *compiler, sljit_s32 type, + sljit_s32 freg, + sljit_s32 src, sljit_sw srcw) +{ + sljit_s32 reg_size = SLJIT_SIMD_GET_REG_SIZE(type); + sljit_s32 elem_size = SLJIT_SIMD_GET_ELEM_SIZE(type); + sljit_s32 elem2_size = SLJIT_SIMD_GET_ELEM2_SIZE(type); + struct addr addr; + sljit_ins ins; + + CHECK_ERROR(); + CHECK(check_sljit_emit_simd_extend(compiler, type, freg, src, srcw)); + + ADJUST_LOCAL_OFFSET(src, srcw); + + if (reg_size != 4) + return SLJIT_ERR_UNSUPPORTED; + + if ((type & SLJIT_SIMD_FLOAT) && elem_size < 2) + return SLJIT_ERR_UNSUPPORTED; + + if (type & SLJIT_SIMD_TEST) + return SLJIT_SUCCESS; + + if (src & SLJIT_MEM) { + FAIL_IF(make_addr_bx(compiler, &addr, src, srcw, tmp1)); + ins = F36(freg) | R32A(addr.index) | R28A(addr.base) | disp_s20(addr.offset); + + switch (elem2_size - elem_size) { + case 1: + ins |= 0xe70000000002 /* vleg */; + break; + case 2: + ins |= 0xe70000000003 /* vlef */; + break; + default: + ins |= 0xe70000000001 /* vleh */; + break; + } + + FAIL_IF(push_inst(compiler, ins)); + src = freg; + } + + if (type & SLJIT_SIMD_FLOAT) { + FAIL_IF(push_inst(compiler, 0xe700000000d5 /* vuplh */ | F36(freg) | F32(src) | (2 << 12))); + FAIL_IF(push_inst(compiler, 0xe70000000030 /* vesl */ | F36(freg) | F32(freg) | (32 << 16) | (3 << 12))); + return push_inst(compiler, 0xe700000000c4 /* vfll */ | F36(freg) | F32(freg) | (2 << 12)); + } + + ins = ((type & SLJIT_SIMD_EXTEND_SIGNED) ? 0xe700000000d7 /* vuph */ : 0xe700000000d5 /* vuplh */) | F36(freg); + + do { + FAIL_IF(push_inst(compiler, ins | F32(src) | ((sljit_ins)elem_size << 12))); + src = freg; + } while (++elem_size < elem2_size); + + return SLJIT_SUCCESS; +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_simd_sign(struct sljit_compiler *compiler, sljit_s32 type, + sljit_s32 freg, + sljit_s32 dst, sljit_sw dstw) +{ + sljit_s32 reg_size = SLJIT_SIMD_GET_REG_SIZE(type); + sljit_s32 elem_size = SLJIT_SIMD_GET_ELEM_SIZE(type); + sljit_gpr dst_r; + + CHECK_ERROR(); + CHECK(check_sljit_emit_simd_sign(compiler, type, freg, dst, dstw)); + + ADJUST_LOCAL_OFFSET(dst, dstw); + + if (reg_size != 4) + return SLJIT_ERR_UNSUPPORTED; + + if ((type & SLJIT_SIMD_FLOAT) && elem_size < 2) + return SLJIT_ERR_UNSUPPORTED; + + if (type & SLJIT_SIMD_TEST) + return SLJIT_SUCCESS; + + switch (elem_size) { + case 0: + push_load_imm_inst(compiler, tmp0, (sljit_sw)0x4048505860687078); + push_load_imm_inst(compiler, tmp1, (sljit_sw)0x0008101820283038); + FAIL_IF(push_inst(compiler, 0xe70000000062 /* vlvgp */ | F36(TMP_FREG1) | R32A(tmp1) | R28A(tmp0))); + break; + case 1: + push_load_imm_inst(compiler, tmp0, (sljit_sw)0x0010203040506070); + break; + case 2: + push_load_imm_inst(compiler, tmp0, (sljit_sw)0x8080808000204060); + break; + default: + push_load_imm_inst(compiler, tmp0, (sljit_sw)0x8080808080800040); + break; + } + + if (elem_size != 0) + FAIL_IF(push_inst(compiler, 0xe70000000022 /* vlvg */ | F36(TMP_FREG1) | R32A(tmp0) | (1 << 16) | (3 << 12))); + + FAIL_IF(push_inst(compiler, 0xe70000000085 /* vbperm */ | F36(TMP_FREG1) | F32(freg) | F28(TMP_FREG1))); + + dst_r = FAST_IS_REG(dst) ? gpr(dst) : tmp0; + FAIL_IF(push_inst(compiler, 0xe70000000021 /* vlgv */ | R36A(dst_r) | F32(TMP_FREG1) + | (elem_size == 0 ? ((3 << 16) | (1 << 12)) : (7 << 16)))); + + if (dst_r == tmp0) + return store_word(compiler, tmp0, dst, dstw, type & SLJIT_32); + + return SLJIT_SUCCESS; +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_simd_op2(struct sljit_compiler *compiler, sljit_s32 type, + sljit_s32 dst_freg, sljit_s32 src1_freg, sljit_s32 src2_freg) +{ + sljit_s32 reg_size = SLJIT_SIMD_GET_REG_SIZE(type); + sljit_s32 elem_size = SLJIT_SIMD_GET_ELEM_SIZE(type); + sljit_ins ins = 0; + + CHECK_ERROR(); + CHECK(check_sljit_emit_simd_op2(compiler, type, dst_freg, src1_freg, src2_freg)); + + if (reg_size != 4) + return SLJIT_ERR_UNSUPPORTED; + + if ((type & SLJIT_SIMD_FLOAT) && (elem_size < 2 || elem_size > 3)) + return SLJIT_ERR_UNSUPPORTED; + + if (type & SLJIT_SIMD_TEST) + return SLJIT_SUCCESS; + + switch (SLJIT_SIMD_GET_OPCODE(type)) { + case SLJIT_SIMD_OP2_AND: + ins = 0xe70000000068 /* vn */; + break; + case SLJIT_SIMD_OP2_OR: + ins = 0xe7000000006a /* vo */; + break; + case SLJIT_SIMD_OP2_XOR: + ins = 0xe7000000006d /* vx */; + break; + } + + if (type & SLJIT_SIMD_TEST) + return SLJIT_SUCCESS; + + return push_inst(compiler, ins | F36(dst_freg) | F32(src1_freg) | F28(src2_freg)); +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_atomic_load(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 dst_reg, + sljit_s32 mem_reg) +{ + CHECK_ERROR(); + CHECK(check_sljit_emit_atomic_load(compiler, op, dst_reg, mem_reg)); + + SLJIT_SKIP_CHECKS(compiler); + return sljit_emit_op1(compiler, op, dst_reg, 0, SLJIT_MEM1(mem_reg), 0); +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_atomic_store(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 src_reg, + sljit_s32 mem_reg, + sljit_s32 temp_reg) +{ + sljit_ins mask; + sljit_gpr tmp_r = gpr(temp_reg); + sljit_gpr mem_r = gpr(mem_reg); + + CHECK_ERROR(); + CHECK(check_sljit_emit_atomic_store(compiler, op, src_reg, mem_reg, temp_reg)); + + switch (GET_OPCODE(op)) { + case SLJIT_MOV32: + case SLJIT_MOV_U32: + return push_inst(compiler, 0xba000000 /* cs */ | R20A(tmp_r) | R16A(gpr(src_reg)) | R12A(mem_r)); + case SLJIT_MOV_U8: + mask = 0xff; + break; + case SLJIT_MOV_U16: + mask = 0xffff; + break; + default: + return push_inst(compiler, 0xeb0000000030 /* csg */ | R36A(tmp_r) | R32A(gpr(src_reg)) | R28A(mem_r)); + } + + /* tmp0 = (src_reg ^ tmp_r) & mask */ + FAIL_IF(push_inst(compiler, 0xa50f0000 /* llill */ | R20A(tmp1) | mask)); + FAIL_IF(push_inst(compiler, 0xb9e70000 /* xgrk */ | R4A(tmp0) | R0A(gpr(src_reg)) | R12A(tmp_r))); + FAIL_IF(push_inst(compiler, 0xa7090000 /* lghi */ | R20A(tmp_r) | 0xfffc)); + FAIL_IF(push_inst(compiler, 0xb9800000 /* ngr */ | R4A(tmp0) | R0A(tmp1))); + + /* tmp0 = tmp0 << (((mem_r ^ 0x3) & 0x3) << 3) */ + FAIL_IF(push_inst(compiler, 0xa50f0000 /* llill */ | R20A(tmp1) | (sljit_ins)((mask == 0xff) ? 0x18 : 0x10))); + FAIL_IF(push_inst(compiler, 0xb9800000 /* ngr */ | R4A(tmp_r) | R0A(mem_r))); + FAIL_IF(push_inst(compiler, 0xec0000000057 /* rxsbg */ | R36A(tmp1) | R32A(mem_r) | (59 << 24) | (60 << 16) | (3 << 8))); + FAIL_IF(push_inst(compiler, 0xeb000000000d /* sllg */ | R36A(tmp0) | R32A(tmp0) | R28A(tmp1))); + + /* Already computed: tmp_r = mem_r & ~0x3 */ - /* TODO(mundaym): implement */ - return SLJIT_ERR_UNSUPPORTED; + FAIL_IF(push_inst(compiler, 0x58000000 /* l */ | R20A(tmp1) | R12A(tmp_r))); + FAIL_IF(push_inst(compiler, 0x1700 /* x */ | R4A(tmp0) | R0A(tmp1))); + return push_inst(compiler, 0xba000000 /* cs */ | R20A(tmp1) | R16A(tmp0) | R12A(tmp_r)); } /* --------------------------------------------------------------------- */ @@ -2991,7 +4500,7 @@ SLJIT_API_FUNC_ATTRIBUTE void sljit_set_jump_addr(sljit_uw addr, sljit_uw new_ta SLJIT_API_FUNC_ATTRIBUTE void sljit_set_const(sljit_uw addr, sljit_sw new_constant, sljit_sw executable_offset) { - sljit_set_jump_addr(addr, new_constant, executable_offset); + sljit_set_jump_addr(addr, (sljit_uw)new_constant, executable_offset); } SLJIT_API_FUNC_ATTRIBUTE struct sljit_put_label *sljit_emit_put_label( |