diff options
Diffstat (limited to 'src/3rdparty/pcre2/src/sljit/sljitNativePPC_common.c')
| -rw-r--r-- | src/3rdparty/pcre2/src/sljit/sljitNativePPC_common.c | 214 |
1 files changed, 164 insertions, 50 deletions
diff --git a/src/3rdparty/pcre2/src/sljit/sljitNativePPC_common.c b/src/3rdparty/pcre2/src/sljit/sljitNativePPC_common.c index b34e3965ed..e827514315 100644 --- a/src/3rdparty/pcre2/src/sljit/sljitNativePPC_common.c +++ b/src/3rdparty/pcre2/src/sljit/sljitNativePPC_common.c @@ -231,6 +231,9 @@ static const sljit_u8 freg_map[SLJIT_NUMBER_OF_FLOAT_REGISTERS + 3] = { #define SIMM_MIN (-0x8000) #define UIMM_MAX (0xffff) +#define RLDI(dst, src, sh, mb, type) \ + (HI(30) | S(src) | A(dst) | ((type) << 2) | (((sh) & 0x1f) << 11) | (((sh) & 0x20) >> 4) | (((mb) & 0x1f) << 6) | ((mb) & 0x20)) + #if (defined SLJIT_INDIRECT_CALL && SLJIT_INDIRECT_CALL) SLJIT_API_FUNC_ATTRIBUTE void sljit_set_function_context(void** func_ptr, struct sljit_function_context* context, sljit_sw addr, void* func) { @@ -324,6 +327,55 @@ keep_address: return 0; } +#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) + +static SLJIT_INLINE sljit_sw put_label_get_length(struct sljit_put_label *put_label, sljit_uw max_label) +{ + if (max_label < 0x100000000l) { + put_label->flags = 0; + return 1; + } + + if (max_label < 0x1000000000000l) { + put_label->flags = 1; + return 3; + } + + put_label->flags = 2; + return 4; +} + +static SLJIT_INLINE void put_label_set(struct sljit_put_label *put_label) +{ + sljit_uw addr = put_label->label->addr; + sljit_ins *inst = (sljit_ins *)put_label->addr; + sljit_s32 reg = *inst; + + if (put_label->flags == 0) { + SLJIT_ASSERT(addr < 0x100000000l); + inst[0] = ORIS | S(TMP_ZERO) | A(reg) | IMM(addr >> 16); + } + else { + if (put_label->flags == 1) { + SLJIT_ASSERT(addr < 0x1000000000000l); + inst[0] = ORI | S(TMP_ZERO) | A(reg) | IMM(addr >> 32); + } + else { + inst[0] = ORIS | S(TMP_ZERO) | A(reg) | IMM(addr >> 48); + inst[1] = ORI | S(reg) | A(reg) | IMM((addr >> 32) & 0xffff); + inst ++; + } + + inst[1] = RLDI(reg, reg, 32, 31, 1); + inst[2] = ORIS | S(reg) | A(reg) | IMM((addr >> 16) & 0xffff); + inst += 2; + } + + inst[1] = ORI | S(reg) | A(reg) | IMM(addr & 0xffff); +} + +#endif + SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compiler) { struct sljit_memory_fragment *buf; @@ -332,12 +384,14 @@ SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compil sljit_ins *buf_ptr; sljit_ins *buf_end; sljit_uw word_count; + sljit_uw next_addr; sljit_sw executable_offset; sljit_uw addr; struct sljit_label *label; struct sljit_jump *jump; struct sljit_const *const_; + struct sljit_put_label *put_label; CHECK_ERROR_PTR(); CHECK_PTR(check_sljit_generate_code(compiler)); @@ -356,71 +410,87 @@ SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compil code_ptr = code; word_count = 0; + next_addr = 0; executable_offset = SLJIT_EXEC_OFFSET(code); label = compiler->labels; jump = compiler->jumps; const_ = compiler->consts; + put_label = compiler->put_labels; do { buf_ptr = (sljit_ins*)buf->memory; buf_end = buf_ptr + (buf->used_size >> 2); do { *code_ptr = *buf_ptr++; - SLJIT_ASSERT(!label || label->size >= word_count); - SLJIT_ASSERT(!jump || jump->addr >= word_count); - SLJIT_ASSERT(!const_ || const_->addr >= word_count); - /* These structures are ordered by their address. */ - if (label && label->size == word_count) { - /* Just recording the address. */ - label->addr = (sljit_uw)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset); - label->size = code_ptr - code; - label = label->next; - } - if (jump && jump->addr == word_count) { + if (next_addr == word_count) { + SLJIT_ASSERT(!label || label->size >= word_count); + SLJIT_ASSERT(!jump || jump->addr >= word_count); + SLJIT_ASSERT(!const_ || const_->addr >= word_count); + SLJIT_ASSERT(!put_label || put_label->addr >= word_count); + + /* These structures are ordered by their address. */ + if (label && label->size == word_count) { + /* Just recording the address. */ + label->addr = (sljit_uw)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset); + label->size = code_ptr - code; + label = label->next; + } + if (jump && jump->addr == word_count) { #if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) - jump->addr = (sljit_uw)(code_ptr - 3); + jump->addr = (sljit_uw)(code_ptr - 3); #else - jump->addr = (sljit_uw)(code_ptr - 6); + jump->addr = (sljit_uw)(code_ptr - 6); #endif - if (detect_jump_type(jump, code_ptr, code, executable_offset)) { + if (detect_jump_type(jump, code_ptr, code, executable_offset)) { #if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) - code_ptr[-3] = code_ptr[0]; - code_ptr -= 3; -#else - if (jump->flags & PATCH_ABS32) { + code_ptr[-3] = code_ptr[0]; code_ptr -= 3; - code_ptr[-1] = code_ptr[2]; - code_ptr[0] = code_ptr[3]; - } - else if (jump->flags & PATCH_ABS48) { - code_ptr--; - code_ptr[-1] = code_ptr[0]; - code_ptr[0] = code_ptr[1]; - /* rldicr rX,rX,32,31 -> rX,rX,16,47 */ - SLJIT_ASSERT((code_ptr[-3] & 0xfc00ffff) == 0x780007c6); - code_ptr[-3] ^= 0x8422; - /* oris -> ori */ - code_ptr[-2] ^= 0x4000000; - } - else { - code_ptr[-6] = code_ptr[0]; - code_ptr -= 6; - } +#else + if (jump->flags & PATCH_ABS32) { + code_ptr -= 3; + code_ptr[-1] = code_ptr[2]; + code_ptr[0] = code_ptr[3]; + } + else if (jump->flags & PATCH_ABS48) { + code_ptr--; + code_ptr[-1] = code_ptr[0]; + code_ptr[0] = code_ptr[1]; + /* rldicr rX,rX,32,31 -> rX,rX,16,47 */ + SLJIT_ASSERT((code_ptr[-3] & 0xfc00ffff) == 0x780007c6); + code_ptr[-3] ^= 0x8422; + /* oris -> ori */ + code_ptr[-2] ^= 0x4000000; + } + else { + code_ptr[-6] = code_ptr[0]; + code_ptr -= 6; + } #endif - if (jump->flags & REMOVE_COND) { - code_ptr[0] = BCx | (2 << 2) | ((code_ptr[0] ^ (8 << 21)) & 0x03ff0001); - code_ptr++; - jump->addr += sizeof(sljit_ins); - code_ptr[0] = Bx; - jump->flags -= IS_COND; + if (jump->flags & REMOVE_COND) { + code_ptr[0] = BCx | (2 << 2) | ((code_ptr[0] ^ (8 << 21)) & 0x03ff0001); + code_ptr++; + jump->addr += sizeof(sljit_ins); + code_ptr[0] = Bx; + jump->flags -= IS_COND; + } } + jump = jump->next; } - jump = jump->next; - } - if (const_ && const_->addr == word_count) { - const_->addr = (sljit_uw)code_ptr; - const_ = const_->next; + if (const_ && const_->addr == word_count) { + const_->addr = (sljit_uw)code_ptr; + const_ = const_->next; + } + if (put_label && put_label->addr == word_count) { + SLJIT_ASSERT(put_label->label); + put_label->addr = (sljit_uw)code_ptr; +#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) + code_ptr += put_label_get_length(put_label, (sljit_uw)(SLJIT_ADD_EXEC_OFFSET(code, executable_offset) + put_label->label->size)); + word_count += 4; +#endif + put_label = put_label->next; + } + next_addr = compute_next_addr(label, jump, const_, put_label); } code_ptr ++; word_count ++; @@ -438,6 +508,8 @@ SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compil SLJIT_ASSERT(!label); SLJIT_ASSERT(!jump); SLJIT_ASSERT(!const_); + SLJIT_ASSERT(!put_label); + #if (defined SLJIT_INDIRECT_CALL && SLJIT_INDIRECT_CALL) SLJIT_ASSERT(code_ptr - code <= (sljit_sw)compiler->size - (sizeof(struct sljit_function_context) / sizeof(sljit_ins))); #else @@ -503,6 +575,21 @@ SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compil jump = jump->next; } + put_label = compiler->put_labels; + while (put_label) { +#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) + addr = put_label->label->addr; + buf_ptr = (sljit_ins *)put_label->addr; + + SLJIT_ASSERT((buf_ptr[0] & 0xfc1f0000) == ADDIS && (buf_ptr[1] & 0xfc000000) == ORI); + buf_ptr[0] |= (addr >> 16) & 0xffff; + buf_ptr[1] |= addr & 0xffff; +#else + put_label_set(put_label); +#endif + put_label = put_label->next; + } + compiler->error = SLJIT_ERR_COMPILED; compiler->executable_offset = executable_offset; compiler->executable_size = (code_ptr - code) * sizeof(sljit_ins); @@ -2261,7 +2348,7 @@ SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fmem(struct sljit_compiler *compil SLJIT_API_FUNC_ATTRIBUTE struct sljit_const* sljit_emit_const(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw init_value) { struct sljit_const *const_; - sljit_s32 reg; + sljit_s32 dst_r; CHECK_ERROR_PTR(); CHECK_PTR(check_sljit_emit_const(compiler, dst, dstw, init_value)); @@ -2271,11 +2358,38 @@ SLJIT_API_FUNC_ATTRIBUTE struct sljit_const* sljit_emit_const(struct sljit_compi PTR_FAIL_IF(!const_); set_const(const_, compiler); - reg = FAST_IS_REG(dst) ? dst : TMP_REG2; - - PTR_FAIL_IF(emit_const(compiler, reg, init_value)); + dst_r = FAST_IS_REG(dst) ? dst : TMP_REG2; + PTR_FAIL_IF(emit_const(compiler, dst_r, init_value)); if (dst & SLJIT_MEM) PTR_FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, dst, dstw, TMP_REG1, 0, TMP_REG2, 0)); + return const_; } + +SLJIT_API_FUNC_ATTRIBUTE struct sljit_put_label* sljit_emit_put_label(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw) +{ + struct sljit_put_label *put_label; + sljit_s32 dst_r; + + CHECK_ERROR_PTR(); + CHECK_PTR(check_sljit_emit_put_label(compiler, dst, dstw)); + ADJUST_LOCAL_OFFSET(dst, dstw); + + put_label = (struct sljit_put_label*)ensure_abuf(compiler, sizeof(struct sljit_put_label)); + PTR_FAIL_IF(!put_label); + set_put_label(put_label, compiler, 0); + + dst_r = FAST_IS_REG(dst) ? dst : TMP_REG2; +#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) + PTR_FAIL_IF(emit_const(compiler, dst_r, 0)); +#else + PTR_FAIL_IF(push_inst(compiler, dst_r)); + compiler->size += 4; +#endif + + if (dst & SLJIT_MEM) + PTR_FAIL_IF(emit_op(compiler, SLJIT_MOV, WORD_DATA, dst, dstw, TMP_REG1, 0, TMP_REG2, 0)); + + return put_label; +} |