diff options
Diffstat (limited to 'src/3rdparty/pcre2/src/sljit/sljitNativeMIPS_64.c')
-rw-r--r-- | src/3rdparty/pcre2/src/sljit/sljitNativeMIPS_64.c | 563 |
1 files changed, 139 insertions, 424 deletions
diff --git a/src/3rdparty/pcre2/src/sljit/sljitNativeMIPS_64.c b/src/3rdparty/pcre2/src/sljit/sljitNativeMIPS_64.c index 1f22e49ed9..52a0d3fb7a 100644 --- a/src/3rdparty/pcre2/src/sljit/sljitNativeMIPS_64.c +++ b/src/3rdparty/pcre2/src/sljit/sljitNativeMIPS_64.c @@ -26,6 +26,23 @@ /* mips 64-bit arch dependent functions. */ +static sljit_s32 emit_copysign(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 src1, sljit_s32 src2, sljit_s32 dst) +{ + FAIL_IF(push_inst(compiler, SELECT_OP(DMFC1, MFC1) | T(TMP_REG1) | FS(src1), DR(TMP_REG1))); + FAIL_IF(push_inst(compiler, SELECT_OP(DMFC1, MFC1) | T(TMP_REG2) | FS(src2), DR(TMP_REG2))); + FAIL_IF(push_inst(compiler, XOR | S(TMP_REG2) | T(TMP_REG1) | D(TMP_REG2), DR(TMP_REG2))); + FAIL_IF(push_inst(compiler, SELECT_OP(DSRL32, SRL) | T(TMP_REG2) | D(TMP_REG2) | SH_IMM(31), DR(TMP_REG2))); + FAIL_IF(push_inst(compiler, SELECT_OP(DSLL32, SLL) | T(TMP_REG2) | D(TMP_REG2) | SH_IMM(31), DR(TMP_REG2))); + FAIL_IF(push_inst(compiler, XOR | S(TMP_REG1) | T(TMP_REG2) | D(TMP_REG1), DR(TMP_REG1))); + FAIL_IF(push_inst(compiler, SELECT_OP(DMTC1, MTC1) | T(TMP_REG1) | FS(dst), MOVABLE_INS)); +#if !defined(SLJIT_MIPS_REV) || SLJIT_MIPS_REV <= 1 + if (!(op & SLJIT_32)) + return push_inst(compiler, NOP, UNMOVABLE_INS); +#endif /* MIPS III */ + return SLJIT_SUCCESS; +} + static sljit_s32 load_immediate(struct sljit_compiler *compiler, sljit_s32 dst_ar, sljit_sw imm) { sljit_s32 shift = 32; @@ -46,9 +63,9 @@ static sljit_s32 load_immediate(struct sljit_compiler *compiler, sljit_s32 dst_a } /* Zero extended number. */ - uimm = imm; + uimm = (sljit_uw)imm; if (imm < 0) { - uimm = ~imm; + uimm = ~(sljit_uw)imm; inv = 1; } @@ -118,420 +135,77 @@ static sljit_s32 load_immediate(struct sljit_compiler *compiler, sljit_s32 dst_a return !(imm & 0xffff) ? SLJIT_SUCCESS : push_inst(compiler, ORI | SA(dst_ar) | TA(dst_ar) | IMM(imm), dst_ar); } -#define SELECT_OP(a, b) \ - (!(op & SLJIT_I32_OP) ? a : b) - -#define EMIT_LOGICAL(op_imm, op_norm) \ - if (flags & SRC2_IMM) { \ - if (op & SLJIT_SET_Z) \ - FAIL_IF(push_inst(compiler, op_imm | S(src1) | TA(EQUAL_FLAG) | IMM(src2), EQUAL_FLAG)); \ - if (!(flags & UNUSED_DEST)) \ - FAIL_IF(push_inst(compiler, op_imm | S(src1) | T(dst) | IMM(src2), DR(dst))); \ - } \ - else { \ - if (op & SLJIT_SET_Z) \ - FAIL_IF(push_inst(compiler, op_norm | S(src1) | T(src2) | DA(EQUAL_FLAG), EQUAL_FLAG)); \ - if (!(flags & UNUSED_DEST)) \ - FAIL_IF(push_inst(compiler, op_norm | S(src1) | T(src2) | D(dst), DR(dst))); \ - } - -#define EMIT_SHIFT(op_dimm, op_dimm32, op_imm, op_dv, op_v) \ - if (flags & SRC2_IMM) { \ - if (src2 >= 32) { \ - SLJIT_ASSERT(!(op & SLJIT_I32_OP)); \ - ins = op_dimm32; \ - src2 -= 32; \ - } \ - else \ - ins = (op & SLJIT_I32_OP) ? op_imm : op_dimm; \ - if (op & SLJIT_SET_Z) \ - FAIL_IF(push_inst(compiler, ins | T(src1) | DA(EQUAL_FLAG) | SH_IMM(src2), EQUAL_FLAG)); \ - if (!(flags & UNUSED_DEST)) \ - FAIL_IF(push_inst(compiler, ins | T(src1) | D(dst) | SH_IMM(src2), DR(dst))); \ - } \ - else { \ - ins = (op & SLJIT_I32_OP) ? op_v : op_dv; \ - if (op & SLJIT_SET_Z) \ - FAIL_IF(push_inst(compiler, ins | S(src2) | T(src1) | DA(EQUAL_FLAG), EQUAL_FLAG)); \ - if (!(flags & UNUSED_DEST)) \ - FAIL_IF(push_inst(compiler, ins | S(src2) | T(src1) | D(dst), DR(dst))); \ - } - -static SLJIT_INLINE sljit_s32 emit_single_op(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 flags, - sljit_s32 dst, sljit_s32 src1, sljit_sw src2) +static SLJIT_INLINE sljit_s32 emit_const(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw init_value) { - sljit_ins ins; - sljit_s32 is_overflow, is_carry, is_handled; - - switch (GET_OPCODE(op)) { - case SLJIT_MOV: - case SLJIT_MOV_P: - SLJIT_ASSERT(src1 == TMP_REG1 && !(flags & SRC2_IMM)); - if (dst != src2) - return push_inst(compiler, SELECT_OP(DADDU, ADDU) | S(src2) | TA(0) | D(dst), DR(dst)); - return SLJIT_SUCCESS; - - case SLJIT_MOV_U8: - case SLJIT_MOV_S8: - SLJIT_ASSERT(src1 == TMP_REG1 && !(flags & SRC2_IMM)); - if ((flags & (REG_DEST | REG2_SOURCE)) == (REG_DEST | REG2_SOURCE)) { - if (op == SLJIT_MOV_S8) { - FAIL_IF(push_inst(compiler, DSLL32 | T(src2) | D(dst) | SH_IMM(24), DR(dst))); - return push_inst(compiler, DSRA32 | T(dst) | D(dst) | SH_IMM(24), DR(dst)); - } - return push_inst(compiler, ANDI | S(src2) | T(dst) | IMM(0xff), DR(dst)); - } - else { - SLJIT_ASSERT(dst == src2); - } - return SLJIT_SUCCESS; - - case SLJIT_MOV_U16: - case SLJIT_MOV_S16: - SLJIT_ASSERT(src1 == TMP_REG1 && !(flags & SRC2_IMM)); - if ((flags & (REG_DEST | REG2_SOURCE)) == (REG_DEST | REG2_SOURCE)) { - if (op == SLJIT_MOV_S16) { - FAIL_IF(push_inst(compiler, DSLL32 | T(src2) | D(dst) | SH_IMM(16), DR(dst))); - return push_inst(compiler, DSRA32 | T(dst) | D(dst) | SH_IMM(16), DR(dst)); - } - return push_inst(compiler, ANDI | S(src2) | T(dst) | IMM(0xffff), DR(dst)); - } - else { - SLJIT_ASSERT(dst == src2); - } - return SLJIT_SUCCESS; - - case SLJIT_MOV_U32: - SLJIT_ASSERT(!(op & SLJIT_I32_OP)); - FAIL_IF(push_inst(compiler, DSLL32 | T(src2) | D(dst) | SH_IMM(0), DR(dst))); - return push_inst(compiler, DSRL32 | T(dst) | D(dst) | SH_IMM(0), DR(dst)); - - case SLJIT_MOV_S32: - SLJIT_ASSERT(src1 == TMP_REG1 && !(flags & SRC2_IMM)); - return push_inst(compiler, SLL | T(src2) | D(dst) | SH_IMM(0), DR(dst)); - - case SLJIT_NOT: - SLJIT_ASSERT(src1 == TMP_REG1 && !(flags & SRC2_IMM)); - if (op & SLJIT_SET_Z) - FAIL_IF(push_inst(compiler, NOR | S(src2) | T(src2) | DA(EQUAL_FLAG), EQUAL_FLAG)); - if (!(flags & UNUSED_DEST)) - FAIL_IF(push_inst(compiler, NOR | S(src2) | T(src2) | D(dst), DR(dst))); - return SLJIT_SUCCESS; - - case SLJIT_CLZ: - SLJIT_ASSERT(src1 == TMP_REG1 && !(flags & SRC2_IMM)); -#if (defined SLJIT_MIPS_REV && SLJIT_MIPS_REV >= 1) - if (op & SLJIT_SET_Z) - FAIL_IF(push_inst(compiler, SELECT_OP(DCLZ, CLZ) | S(src2) | TA(EQUAL_FLAG) | DA(EQUAL_FLAG), EQUAL_FLAG)); - if (!(flags & UNUSED_DEST)) - FAIL_IF(push_inst(compiler, SELECT_OP(DCLZ, CLZ) | S(src2) | T(dst) | D(dst), DR(dst))); -#else /* SLJIT_MIPS_REV < 1 */ - if (SLJIT_UNLIKELY(flags & UNUSED_DEST)) { - FAIL_IF(push_inst(compiler, SELECT_OP(DSRL32, SRL) | T(src2) | DA(EQUAL_FLAG) | SH_IMM(31), EQUAL_FLAG)); - return push_inst(compiler, XORI | SA(EQUAL_FLAG) | TA(EQUAL_FLAG) | IMM(1), EQUAL_FLAG); - } - /* Nearly all instructions are unmovable in the following sequence. */ - FAIL_IF(push_inst(compiler, SELECT_OP(DADDU, ADDU) | S(src2) | TA(0) | D(TMP_REG1), DR(TMP_REG1))); - /* Check zero. */ - FAIL_IF(push_inst(compiler, BEQ | S(TMP_REG1) | TA(0) | IMM(5), UNMOVABLE_INS)); - FAIL_IF(push_inst(compiler, ORI | SA(0) | T(dst) | IMM((op & SLJIT_I32_OP) ? 32 : 64), UNMOVABLE_INS)); - FAIL_IF(push_inst(compiler, SELECT_OP(DADDIU, ADDIU) | SA(0) | T(dst) | IMM(-1), DR(dst))); - /* Loop for searching the highest bit. */ - FAIL_IF(push_inst(compiler, SELECT_OP(DADDIU, ADDIU) | S(dst) | T(dst) | IMM(1), DR(dst))); - FAIL_IF(push_inst(compiler, BGEZ | S(TMP_REG1) | IMM(-2), UNMOVABLE_INS)); - FAIL_IF(push_inst(compiler, SELECT_OP(DSLL, SLL) | T(TMP_REG1) | D(TMP_REG1) | SH_IMM(1), UNMOVABLE_INS)); -#endif /* SLJIT_MIPS_REV >= 1 */ - return SLJIT_SUCCESS; - - case SLJIT_ADD: - is_overflow = GET_FLAG_TYPE(op) == SLJIT_OVERFLOW; - is_carry = GET_FLAG_TYPE(op) == GET_FLAG_TYPE(SLJIT_SET_CARRY); - - if (flags & SRC2_IMM) { - if (is_overflow) { - if (src2 >= 0) - FAIL_IF(push_inst(compiler, OR | S(src1) | T(src1) | DA(EQUAL_FLAG), EQUAL_FLAG)); - else - FAIL_IF(push_inst(compiler, NOR | S(src1) | T(src1) | DA(EQUAL_FLAG), EQUAL_FLAG)); - } - else if (op & SLJIT_SET_Z) - FAIL_IF(push_inst(compiler, SELECT_OP(DADDIU, ADDIU) | S(src1) | TA(EQUAL_FLAG) | IMM(src2), EQUAL_FLAG)); - - if (is_overflow || is_carry) { - if (src2 >= 0) - FAIL_IF(push_inst(compiler, ORI | S(src1) | TA(OTHER_FLAG) | IMM(src2), OTHER_FLAG)); - else { - FAIL_IF(push_inst(compiler, SELECT_OP(DADDIU, ADDIU) | SA(0) | TA(OTHER_FLAG) | IMM(src2), OTHER_FLAG)); - FAIL_IF(push_inst(compiler, OR | S(src1) | TA(OTHER_FLAG) | DA(OTHER_FLAG), OTHER_FLAG)); - } - } - /* dst may be the same as src1 or src2. */ - if (!(flags & UNUSED_DEST) || (op & VARIABLE_FLAG_MASK)) - FAIL_IF(push_inst(compiler, SELECT_OP(DADDIU, ADDIU) | S(src1) | T(dst) | IMM(src2), DR(dst))); - } - else { - if (is_overflow) - FAIL_IF(push_inst(compiler, XOR | S(src1) | T(src2) | DA(EQUAL_FLAG), EQUAL_FLAG)); - else if (op & SLJIT_SET_Z) - FAIL_IF(push_inst(compiler, SELECT_OP(DADDU, ADDU) | S(src1) | T(src2) | DA(EQUAL_FLAG), EQUAL_FLAG)); - - if (is_overflow || is_carry) - FAIL_IF(push_inst(compiler, OR | S(src1) | T(src2) | DA(OTHER_FLAG), OTHER_FLAG)); - /* dst may be the same as src1 or src2. */ - if (!(flags & UNUSED_DEST) || (op & VARIABLE_FLAG_MASK)) - FAIL_IF(push_inst(compiler, SELECT_OP(DADDU, ADDU) | S(src1) | T(src2) | D(dst), DR(dst))); - } - - /* a + b >= a | b (otherwise, the carry should be set to 1). */ - if (is_overflow || is_carry) - FAIL_IF(push_inst(compiler, SLTU | S(dst) | TA(OTHER_FLAG) | DA(OTHER_FLAG), OTHER_FLAG)); - if (!is_overflow) - return SLJIT_SUCCESS; - FAIL_IF(push_inst(compiler, SELECT_OP(DSLL32, SLL) | TA(OTHER_FLAG) | D(TMP_REG1) | SH_IMM(31), DR(TMP_REG1))); - FAIL_IF(push_inst(compiler, XOR | S(TMP_REG1) | TA(EQUAL_FLAG) | DA(EQUAL_FLAG), EQUAL_FLAG)); - FAIL_IF(push_inst(compiler, XOR | S(dst) | TA(EQUAL_FLAG) | DA(OTHER_FLAG), OTHER_FLAG)); - if (op & SLJIT_SET_Z) - FAIL_IF(push_inst(compiler, SELECT_OP(DADDU, ADDU) | S(dst) | TA(0) | DA(EQUAL_FLAG), EQUAL_FLAG)); - return push_inst(compiler, SELECT_OP(DSRL32, SRL) | TA(OTHER_FLAG) | DA(OTHER_FLAG) | SH_IMM(31), OTHER_FLAG); - - case SLJIT_ADDC: - is_carry = GET_FLAG_TYPE(op) == GET_FLAG_TYPE(SLJIT_SET_CARRY); - - if (flags & SRC2_IMM) { - if (is_carry) { - if (src2 >= 0) - FAIL_IF(push_inst(compiler, ORI | S(src1) | TA(EQUAL_FLAG) | IMM(src2), EQUAL_FLAG)); - else { - FAIL_IF(push_inst(compiler, SELECT_OP(DADDIU, ADDIU) | SA(0) | TA(EQUAL_FLAG) | IMM(src2), EQUAL_FLAG)); - FAIL_IF(push_inst(compiler, OR | S(src1) | TA(EQUAL_FLAG) | DA(EQUAL_FLAG), EQUAL_FLAG)); - } - } - FAIL_IF(push_inst(compiler, SELECT_OP(DADDIU, ADDIU) | S(src1) | T(dst) | IMM(src2), DR(dst))); - } else { - if (is_carry) - FAIL_IF(push_inst(compiler, OR | S(src1) | T(src2) | DA(EQUAL_FLAG), EQUAL_FLAG)); - /* dst may be the same as src1 or src2. */ - FAIL_IF(push_inst(compiler, SELECT_OP(DADDU, ADDU) | S(src1) | T(src2) | D(dst), DR(dst))); - } - if (is_carry) - FAIL_IF(push_inst(compiler, SLTU | S(dst) | TA(EQUAL_FLAG) | DA(EQUAL_FLAG), EQUAL_FLAG)); - - FAIL_IF(push_inst(compiler, SELECT_OP(DADDU, ADDU) | S(dst) | TA(OTHER_FLAG) | D(dst), DR(dst))); - if (!is_carry) - return SLJIT_SUCCESS; - - /* Set ULESS_FLAG (dst == 0) && (OTHER_FLAG == 1). */ - FAIL_IF(push_inst(compiler, SLTU | S(dst) | TA(OTHER_FLAG) | DA(OTHER_FLAG), OTHER_FLAG)); - /* Set carry flag. */ - return push_inst(compiler, OR | SA(OTHER_FLAG) | TA(EQUAL_FLAG) | DA(OTHER_FLAG), OTHER_FLAG); - - case SLJIT_SUB: - if ((flags & SRC2_IMM) && src2 == SIMM_MIN) { - FAIL_IF(push_inst(compiler, ADDIU | SA(0) | T(TMP_REG2) | IMM(src2), DR(TMP_REG2))); - src2 = TMP_REG2; - flags &= ~SRC2_IMM; - } - - is_handled = 0; - - if (flags & SRC2_IMM) { - if (GET_FLAG_TYPE(op) == SLJIT_LESS || GET_FLAG_TYPE(op) == SLJIT_GREATER_EQUAL) { - FAIL_IF(push_inst(compiler, SLTIU | S(src1) | TA(OTHER_FLAG) | IMM(src2), OTHER_FLAG)); - is_handled = 1; - } - else if (GET_FLAG_TYPE(op) == SLJIT_SIG_LESS || GET_FLAG_TYPE(op) == SLJIT_SIG_GREATER_EQUAL) { - FAIL_IF(push_inst(compiler, SLTI | S(src1) | TA(OTHER_FLAG) | IMM(src2), OTHER_FLAG)); - is_handled = 1; - } - } - - if (!is_handled && GET_FLAG_TYPE(op) >= SLJIT_LESS && GET_FLAG_TYPE(op) <= SLJIT_SIG_LESS_EQUAL) { - is_handled = 1; - - if (flags & SRC2_IMM) { - FAIL_IF(push_inst(compiler, ADDIU | SA(0) | T(TMP_REG2) | IMM(src2), DR(TMP_REG2))); - src2 = TMP_REG2; - flags &= ~SRC2_IMM; - } - - if (GET_FLAG_TYPE(op) == SLJIT_LESS || GET_FLAG_TYPE(op) == SLJIT_GREATER_EQUAL) { - FAIL_IF(push_inst(compiler, SLTU | S(src1) | T(src2) | DA(OTHER_FLAG), OTHER_FLAG)); - } - else if (GET_FLAG_TYPE(op) == SLJIT_GREATER || GET_FLAG_TYPE(op) == SLJIT_LESS_EQUAL) - { - FAIL_IF(push_inst(compiler, SLTU | S(src2) | T(src1) | DA(OTHER_FLAG), OTHER_FLAG)); - } - else if (GET_FLAG_TYPE(op) == SLJIT_SIG_LESS || GET_FLAG_TYPE(op) == SLJIT_SIG_GREATER_EQUAL) { - FAIL_IF(push_inst(compiler, SLT | S(src1) | T(src2) | DA(OTHER_FLAG), OTHER_FLAG)); - } - else if (GET_FLAG_TYPE(op) == SLJIT_SIG_GREATER || GET_FLAG_TYPE(op) == SLJIT_SIG_LESS_EQUAL) - { - FAIL_IF(push_inst(compiler, SLT | S(src2) | T(src1) | DA(OTHER_FLAG), OTHER_FLAG)); - } - } - - if (is_handled) { - if (flags & SRC2_IMM) { - if (op & SLJIT_SET_Z) - FAIL_IF(push_inst(compiler, SELECT_OP(DADDIU, ADDIU) | S(src1) | TA(EQUAL_FLAG) | IMM(-src2), EQUAL_FLAG)); - if (!(flags & UNUSED_DEST)) - return push_inst(compiler, SELECT_OP(DADDIU, ADDIU) | S(src1) | T(dst) | IMM(-src2), DR(dst)); - } - else { - if (op & SLJIT_SET_Z) - FAIL_IF(push_inst(compiler, SELECT_OP(DSUBU, SUBU) | S(src1) | T(src2) | DA(EQUAL_FLAG), EQUAL_FLAG)); - if (!(flags & UNUSED_DEST)) - return push_inst(compiler, SELECT_OP(DSUBU, SUBU) | S(src1) | T(src2) | D(dst), DR(dst)); - } - return SLJIT_SUCCESS; - } - - is_overflow = GET_FLAG_TYPE(op) == SLJIT_OVERFLOW; - is_carry = GET_FLAG_TYPE(op) == GET_FLAG_TYPE(SLJIT_SET_CARRY); - - if (flags & SRC2_IMM) { - if (is_overflow) { - if (src2 >= 0) - FAIL_IF(push_inst(compiler, OR | S(src1) | T(src1) | DA(EQUAL_FLAG), EQUAL_FLAG)); - else - FAIL_IF(push_inst(compiler, NOR | S(src1) | T(src1) | DA(EQUAL_FLAG), EQUAL_FLAG)); - } - else if (op & SLJIT_SET_Z) - FAIL_IF(push_inst(compiler, SELECT_OP(DADDIU, ADDIU) | S(src1) | TA(EQUAL_FLAG) | IMM(-src2), EQUAL_FLAG)); - - if (is_overflow || is_carry) - FAIL_IF(push_inst(compiler, SLTIU | S(src1) | TA(OTHER_FLAG) | IMM(src2), OTHER_FLAG)); - /* dst may be the same as src1 or src2. */ - if (!(flags & UNUSED_DEST) || (op & VARIABLE_FLAG_MASK)) - FAIL_IF(push_inst(compiler, SELECT_OP(DADDIU, ADDIU) | S(src1) | T(dst) | IMM(-src2), DR(dst))); - } - else { - if (is_overflow) - FAIL_IF(push_inst(compiler, XOR | S(src1) | T(src2) | DA(EQUAL_FLAG), EQUAL_FLAG)); - else if (op & SLJIT_SET_Z) - FAIL_IF(push_inst(compiler, SELECT_OP(DSUBU, SUBU) | S(src1) | T(src2) | DA(EQUAL_FLAG), EQUAL_FLAG)); - - if (is_overflow || is_carry) - FAIL_IF(push_inst(compiler, SLTU | S(src1) | T(src2) | DA(OTHER_FLAG), OTHER_FLAG)); - /* dst may be the same as src1 or src2. */ - if (!(flags & UNUSED_DEST) || (op & VARIABLE_FLAG_MASK)) - FAIL_IF(push_inst(compiler, SELECT_OP(DSUBU, SUBU) | S(src1) | T(src2) | D(dst), DR(dst))); - } - - if (!is_overflow) - return SLJIT_SUCCESS; - FAIL_IF(push_inst(compiler, SELECT_OP(DSLL32, SLL) | TA(OTHER_FLAG) | D(TMP_REG1) | SH_IMM(31), DR(TMP_REG1))); - FAIL_IF(push_inst(compiler, XOR | S(TMP_REG1) | TA(EQUAL_FLAG) | DA(EQUAL_FLAG), EQUAL_FLAG)); - FAIL_IF(push_inst(compiler, XOR | S(dst) | TA(EQUAL_FLAG) | DA(OTHER_FLAG), OTHER_FLAG)); - if (op & SLJIT_SET_Z) - FAIL_IF(push_inst(compiler, SELECT_OP(DADDU, ADDU) | S(dst) | TA(0) | DA(EQUAL_FLAG), EQUAL_FLAG)); - return push_inst(compiler, SELECT_OP(DSRL32, SRL) | TA(OTHER_FLAG) | DA(OTHER_FLAG) | SH_IMM(31), OTHER_FLAG); - - case SLJIT_SUBC: - if ((flags & SRC2_IMM) && src2 == SIMM_MIN) { - FAIL_IF(push_inst(compiler, ADDIU | SA(0) | T(TMP_REG2) | IMM(src2), DR(TMP_REG2))); - src2 = TMP_REG2; - flags &= ~SRC2_IMM; - } + FAIL_IF(push_inst(compiler, LUI | T(dst) | IMM(init_value >> 48), DR(dst))); + FAIL_IF(push_inst(compiler, ORI | S(dst) | T(dst) | IMM(init_value >> 32), DR(dst))); + FAIL_IF(push_inst(compiler, DSLL | T(dst) | D(dst) | SH_IMM(16), DR(dst))); + FAIL_IF(push_inst(compiler, ORI | S(dst) | T(dst) | IMM(init_value >> 16), DR(dst))); + FAIL_IF(push_inst(compiler, DSLL | T(dst) | D(dst) | SH_IMM(16), DR(dst))); + return push_inst(compiler, ORI | S(dst) | T(dst) | IMM(init_value), DR(dst)); +} - is_carry = GET_FLAG_TYPE(op) == GET_FLAG_TYPE(SLJIT_SET_CARRY); +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; - if (flags & SRC2_IMM) { - if (is_carry) - FAIL_IF(push_inst(compiler, SLTIU | S(src1) | TA(EQUAL_FLAG) | IMM(src2), EQUAL_FLAG)); - /* dst may be the same as src1 or src2. */ - FAIL_IF(push_inst(compiler, SELECT_OP(DADDIU, ADDIU) | S(src1) | T(dst) | IMM(-src2), DR(dst))); - } - else { - if (is_carry) - FAIL_IF(push_inst(compiler, SLTU | S(src1) | T(src2) | DA(EQUAL_FLAG), EQUAL_FLAG)); - /* dst may be the same as src1 or src2. */ - FAIL_IF(push_inst(compiler, SELECT_OP(DSUBU, SUBU) | S(src1) | T(src2) | D(dst), DR(dst))); - } + CHECK_ERROR(); + CHECK(check_sljit_emit_fset64(compiler, freg, value)); - if (is_carry) - FAIL_IF(push_inst(compiler, SLTU | S(dst) | TA(OTHER_FLAG) | D(TMP_REG1), DR(TMP_REG1))); - - FAIL_IF(push_inst(compiler, SELECT_OP(DSUBU, SUBU) | S(dst) | TA(OTHER_FLAG) | D(dst), DR(dst))); - return (is_carry) ? push_inst(compiler, OR | SA(EQUAL_FLAG) | T(TMP_REG1) | DA(OTHER_FLAG), OTHER_FLAG) : SLJIT_SUCCESS; - - case SLJIT_MUL: - SLJIT_ASSERT(!(flags & SRC2_IMM)); - - if (GET_FLAG_TYPE(op) != SLJIT_OVERFLOW) { -#if (defined SLJIT_MIPS_REV && SLJIT_MIPS_REV >= 6) - return push_inst(compiler, SELECT_OP(DMUL, MUL) | S(src1) | T(src2) | D(dst), DR(dst)); -#elif (defined SLJIT_MIPS_REV && SLJIT_MIPS_REV >= 1) - if (op & SLJIT_I32_OP) - return push_inst(compiler, MUL | S(src1) | T(src2) | D(dst), DR(dst)); - FAIL_IF(push_inst(compiler, DMULT | S(src1) | T(src2), MOVABLE_INS)); - return push_inst(compiler, MFLO | D(dst), DR(dst)); -#else /* SLJIT_MIPS_REV < 1 */ - FAIL_IF(push_inst(compiler, SELECT_OP(DMULT, MULT) | S(src1) | T(src2), MOVABLE_INS)); - return push_inst(compiler, MFLO | D(dst), DR(dst)); -#endif /* SLJIT_MIPS_REV >= 6 */ - } + u.value = value; -#if (defined SLJIT_MIPS_REV && SLJIT_MIPS_REV >= 6) - FAIL_IF(push_inst(compiler, SELECT_OP(DMUL, MUL) | S(src1) | T(src2) | D(dst), DR(dst))); - FAIL_IF(push_inst(compiler, SELECT_OP(DMUH, MUH) | S(src1) | T(src2) | DA(EQUAL_FLAG), EQUAL_FLAG)); -#else /* SLJIT_MIPS_REV < 6 */ - FAIL_IF(push_inst(compiler, SELECT_OP(DMULT, MULT) | S(src1) | T(src2), MOVABLE_INS)); - FAIL_IF(push_inst(compiler, MFHI | DA(EQUAL_FLAG), EQUAL_FLAG)); - FAIL_IF(push_inst(compiler, MFLO | D(dst), DR(dst))); -#endif /* SLJIT_MIPS_REV >= 6 */ - FAIL_IF(push_inst(compiler, SELECT_OP(DSRA32, SRA) | T(dst) | DA(OTHER_FLAG) | SH_IMM(31), OTHER_FLAG)); - return push_inst(compiler, SELECT_OP(DSUBU, SUBU) | SA(EQUAL_FLAG) | TA(OTHER_FLAG) | DA(OTHER_FLAG), OTHER_FLAG); - - case SLJIT_AND: - EMIT_LOGICAL(ANDI, AND); + if (u.imm == 0) { + FAIL_IF(push_inst(compiler, DMTC1 | TA(0) | FS(freg), MOVABLE_INS)); +#if !defined(SLJIT_MIPS_REV) || SLJIT_MIPS_REV <= 1 + FAIL_IF(push_inst(compiler, NOP, UNMOVABLE_INS)); +#endif /* MIPS III */ return SLJIT_SUCCESS; + } - case SLJIT_OR: - EMIT_LOGICAL(ORI, OR); - return SLJIT_SUCCESS; + FAIL_IF(load_immediate(compiler, DR(TMP_REG1), u.imm)); + FAIL_IF(push_inst(compiler, DMTC1 | T(TMP_REG1) | FS(freg), MOVABLE_INS)); +#if !defined(SLJIT_MIPS_REV) || SLJIT_MIPS_REV <= 1 + FAIL_IF(push_inst(compiler, NOP, UNMOVABLE_INS)); +#endif /* MIPS III */ + return SLJIT_SUCCESS; +} - case SLJIT_XOR: - EMIT_LOGICAL(XORI, XOR); - return SLJIT_SUCCESS; +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fcopy(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 freg, sljit_s32 reg) +{ + sljit_ins inst; - case SLJIT_SHL: - EMIT_SHIFT(DSLL, DSLL32, SLL, DSLLV, SLLV); - return SLJIT_SUCCESS; + CHECK_ERROR(); + CHECK(check_sljit_emit_fcopy(compiler, op, freg, reg)); - case SLJIT_LSHR: - EMIT_SHIFT(DSRL, DSRL32, SRL, DSRLV, SRLV); - return SLJIT_SUCCESS; + inst = T(reg) | FS(freg); - case SLJIT_ASHR: - EMIT_SHIFT(DSRA, DSRA32, SRA, DSRAV, SRAV); - return SLJIT_SUCCESS; - } + if (GET_OPCODE(op) == SLJIT_COPY_TO_F64) + FAIL_IF(push_inst(compiler, SELECT_OP(DMTC1, MTC1) | inst, MOVABLE_INS)); + else + FAIL_IF(push_inst(compiler, SELECT_OP(DMFC1, MFC1) | inst, DR(reg))); - SLJIT_UNREACHABLE(); +#if !defined(SLJIT_MIPS_REV) || SLJIT_MIPS_REV <= 1 + if (!(op & SLJIT_32)) + return push_inst(compiler, NOP, UNMOVABLE_INS); +#endif /* MIPS III */ return SLJIT_SUCCESS; } -static SLJIT_INLINE sljit_s32 emit_const(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw init_value) -{ - FAIL_IF(push_inst(compiler, LUI | T(dst) | IMM(init_value >> 48), DR(dst))); - FAIL_IF(push_inst(compiler, ORI | S(dst) | T(dst) | IMM(init_value >> 32), DR(dst))); - FAIL_IF(push_inst(compiler, DSLL | T(dst) | D(dst) | SH_IMM(16), DR(dst))); - FAIL_IF(push_inst(compiler, ORI | S(dst) | T(dst) | IMM(init_value >> 16), DR(dst))); - FAIL_IF(push_inst(compiler, DSLL | T(dst) | D(dst) | SH_IMM(16), DR(dst))); - return push_inst(compiler, ORI | S(dst) | T(dst) | IMM(init_value), DR(dst)); -} - SLJIT_API_FUNC_ATTRIBUTE void sljit_set_jump_addr(sljit_uw addr, sljit_uw new_target, sljit_sw executable_offset) { sljit_ins *inst = (sljit_ins *)addr; SLJIT_UNUSED_ARG(executable_offset); SLJIT_UPDATE_WX_FLAGS(inst, inst + 6, 0); - inst[0] = (inst[0] & 0xffff0000) | ((new_target >> 48) & 0xffff); - inst[1] = (inst[1] & 0xffff0000) | ((new_target >> 32) & 0xffff); - inst[3] = (inst[3] & 0xffff0000) | ((new_target >> 16) & 0xffff); - inst[5] = (inst[5] & 0xffff0000) | (new_target & 0xffff); + inst[0] = (inst[0] & 0xffff0000) | ((sljit_ins)(new_target >> 48) & 0xffff); + inst[1] = (inst[1] & 0xffff0000) | ((sljit_ins)(new_target >> 32) & 0xffff); + inst[3] = (inst[3] & 0xffff0000) | ((sljit_ins)(new_target >> 16) & 0xffff); + inst[5] = (inst[5] & 0xffff0000) | ((sljit_ins)new_target & 0xffff); SLJIT_UPDATE_WX_FLAGS(inst, inst + 6, 1); inst = (sljit_ins *)SLJIT_ADD_EXEC_OFFSET(inst, executable_offset); SLJIT_CACHE_FLUSH(inst, inst + 6); @@ -539,7 +213,7 @@ 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); } static sljit_s32 call_with_args(struct sljit_compiler *compiler, sljit_s32 arg_types, sljit_ins *ins_ptr) @@ -548,19 +222,19 @@ static sljit_s32 call_with_args(struct sljit_compiler *compiler, sljit_s32 arg_t sljit_s32 word_arg_count = 0; sljit_s32 float_arg_count = 0; sljit_s32 types = 0; - sljit_ins prev_ins = NOP; + sljit_ins prev_ins = *ins_ptr; sljit_ins ins = NOP; SLJIT_ASSERT(reg_map[TMP_REG1] == 4 && freg_map[TMP_FREG1] == 12); - arg_types >>= SLJIT_DEF_SHIFT; + arg_types >>= SLJIT_ARG_SHIFT; while (arg_types) { - types = (types << SLJIT_DEF_SHIFT) | (arg_types & SLJIT_DEF_MASK); + types = (types << SLJIT_ARG_SHIFT) | (arg_types & SLJIT_ARG_MASK); - switch (arg_types & SLJIT_DEF_MASK) { - case SLJIT_ARG_TYPE_F32: + switch (arg_types & SLJIT_ARG_MASK) { case SLJIT_ARG_TYPE_F64: + case SLJIT_ARG_TYPE_F32: arg_count++; float_arg_count++; break; @@ -570,24 +244,24 @@ static sljit_s32 call_with_args(struct sljit_compiler *compiler, sljit_s32 arg_t break; } - arg_types >>= SLJIT_DEF_SHIFT; + arg_types >>= SLJIT_ARG_SHIFT; } while (types) { - switch (types & SLJIT_DEF_MASK) { - case SLJIT_ARG_TYPE_F32: + switch (types & SLJIT_ARG_MASK) { + case SLJIT_ARG_TYPE_F64: if (arg_count != float_arg_count) - ins = MOV_S | FMT_S | FS(float_arg_count) | FD(arg_count); + ins = MOV_fmt(FMT_D) | FS(float_arg_count) | FD(arg_count); else if (arg_count == 1) - ins = MOV_S | FMT_S | FS(SLJIT_FR0) | FD(TMP_FREG1); + ins = MOV_fmt(FMT_D) | FS(SLJIT_FR0) | FD(TMP_FREG1); arg_count--; float_arg_count--; break; - case SLJIT_ARG_TYPE_F64: + case SLJIT_ARG_TYPE_F32: if (arg_count != float_arg_count) - ins = MOV_S | FMT_D | FS(float_arg_count) | FD(arg_count); + ins = MOV_fmt(FMT_S) | FS(float_arg_count) | FD(arg_count); else if (arg_count == 1) - ins = MOV_S | FMT_D | FS(SLJIT_FR0) | FD(TMP_FREG1); + ins = MOV_fmt(FMT_S) | FS(SLJIT_FR0) | FD(TMP_FREG1); arg_count--; float_arg_count--; break; @@ -608,7 +282,7 @@ static sljit_s32 call_with_args(struct sljit_compiler *compiler, sljit_s32 arg_t ins = NOP; } - types >>= SLJIT_DEF_SHIFT; + types >>= SLJIT_ARG_SHIFT; } *ins_ptr = prev_ins; @@ -620,7 +294,7 @@ SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_call(struct sljit_compile sljit_s32 arg_types) { struct sljit_jump *jump; - sljit_ins ins; + sljit_ins ins = NOP; CHECK_ERROR_PTR(); CHECK_PTR(check_sljit_emit_call(compiler, type, arg_types)); @@ -628,19 +302,33 @@ SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_call(struct sljit_compile jump = (struct sljit_jump*)ensure_abuf(compiler, sizeof(struct sljit_jump)); PTR_FAIL_IF(!jump); set_jump(jump, compiler, type & SLJIT_REWRITABLE_JUMP); - type &= 0xff; - PTR_FAIL_IF(call_with_args(compiler, arg_types, &ins)); + if (type & SLJIT_CALL_RETURN) + PTR_FAIL_IF(emit_stack_frame_release(compiler, 0, &ins)); + + if ((type & 0xff) != SLJIT_CALL_REG_ARG) + PTR_FAIL_IF(call_with_args(compiler, arg_types, &ins)); SLJIT_ASSERT(DR(PIC_ADDR_REG) == 25 && PIC_ADDR_REG == TMP_REG2); - PTR_FAIL_IF(emit_const(compiler, PIC_ADDR_REG, 0)); + if (ins == NOP && compiler->delay_slot != UNMOVABLE_INS) + jump->flags |= IS_MOVABLE; + + if (!(type & SLJIT_CALL_RETURN)) { + jump->flags |= IS_JAL; + + if ((type & 0xff) != SLJIT_CALL_REG_ARG) + jump->flags |= IS_CALL; + + PTR_FAIL_IF(push_inst(compiler, JALR | S(PIC_ADDR_REG) | DA(RETURN_ADDR_REG), UNMOVABLE_INS)); + } else + PTR_FAIL_IF(push_inst(compiler, JR | S(PIC_ADDR_REG), UNMOVABLE_INS)); - jump->flags |= IS_JAL | IS_CALL; - PTR_FAIL_IF(push_inst(compiler, JALR | S(PIC_ADDR_REG) | DA(RETURN_ADDR_REG), UNMOVABLE_INS)); jump->addr = compiler->size; PTR_FAIL_IF(push_inst(compiler, ins, UNMOVABLE_INS)); + /* Maximum number of instructions required for generating a constant. */ + compiler->size += 6; return jump; } @@ -648,25 +336,52 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_icall(struct sljit_compiler *compi sljit_s32 arg_types, sljit_s32 src, sljit_sw srcw) { - sljit_ins ins; + sljit_ins ins = NOP; CHECK_ERROR(); CHECK(check_sljit_emit_icall(compiler, type, arg_types, src, srcw)); + if (src & SLJIT_MEM) { + ADJUST_LOCAL_OFFSET(src, srcw); + FAIL_IF(emit_op_mem(compiler, WORD_DATA | LOAD_DATA, DR(PIC_ADDR_REG), src, srcw)); + src = PIC_ADDR_REG; + srcw = 0; + } + + if ((type & 0xff) == SLJIT_CALL_REG_ARG) { + 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, DADDU | S(src) | TA(0) | D(PIC_ADDR_REG), DR(PIC_ADDR_REG))); + src = PIC_ADDR_REG; + srcw = 0; + } + + FAIL_IF(emit_stack_frame_release(compiler, 0, &ins)); + + if (ins != NOP) + FAIL_IF(push_inst(compiler, ins, MOVABLE_INS)); + } + + SLJIT_SKIP_CHECKS(compiler); + return sljit_emit_ijump(compiler, type, src, srcw); + } + SLJIT_ASSERT(DR(PIC_ADDR_REG) == 25 && PIC_ADDR_REG == TMP_REG2); - if (src & SLJIT_IMM) + if (src == SLJIT_IMM) FAIL_IF(load_immediate(compiler, DR(PIC_ADDR_REG), srcw)); - else if (FAST_IS_REG(src)) + else if (src != PIC_ADDR_REG) FAIL_IF(push_inst(compiler, DADDU | S(src) | TA(0) | D(PIC_ADDR_REG), DR(PIC_ADDR_REG))); - else if (src & SLJIT_MEM) { - ADJUST_LOCAL_OFFSET(src, srcw); - FAIL_IF(emit_op_mem(compiler, WORD_DATA | LOAD_DATA, DR(PIC_ADDR_REG), src, srcw)); - } + + if (type & SLJIT_CALL_RETURN) + FAIL_IF(emit_stack_frame_release(compiler, 0, &ins)); FAIL_IF(call_with_args(compiler, arg_types, &ins)); /* Register input. */ - FAIL_IF(push_inst(compiler, JALR | S(PIC_ADDR_REG) | DA(RETURN_ADDR_REG), UNMOVABLE_INS)); + if (!(type & SLJIT_CALL_RETURN)) + FAIL_IF(push_inst(compiler, JALR | S(PIC_ADDR_REG) | DA(RETURN_ADDR_REG), UNMOVABLE_INS)); + else + FAIL_IF(push_inst(compiler, JR | S(PIC_ADDR_REG), UNMOVABLE_INS)); return push_inst(compiler, ins, UNMOVABLE_INS); } |