diff options
Diffstat (limited to 'thirdparty/pcre2/src/sljit/sljitNativeARM_T2_32.c')
| -rw-r--r-- | thirdparty/pcre2/src/sljit/sljitNativeARM_T2_32.c | 76 |
1 files changed, 59 insertions, 17 deletions
diff --git a/thirdparty/pcre2/src/sljit/sljitNativeARM_T2_32.c b/thirdparty/pcre2/src/sljit/sljitNativeARM_T2_32.c index d7024b6d7d..cdfe4a4d24 100644 --- a/thirdparty/pcre2/src/sljit/sljitNativeARM_T2_32.c +++ b/thirdparty/pcre2/src/sljit/sljitNativeARM_T2_32.c @@ -365,11 +365,13 @@ SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compil sljit_u16 *buf_ptr; sljit_u16 *buf_end; sljit_uw half_count; + sljit_uw next_addr; sljit_sw executable_offset; 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)); @@ -381,34 +383,46 @@ SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compil code_ptr = code; half_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_u16*)buf->memory; buf_end = buf_ptr + (buf->used_size >> 1); do { *code_ptr = *buf_ptr++; - /* These structures are ordered by their address. */ - SLJIT_ASSERT(!label || label->size >= half_count); - SLJIT_ASSERT(!jump || jump->addr >= half_count); - SLJIT_ASSERT(!const_ || const_->addr >= half_count); - if (label && label->size == half_count) { - label->addr = ((sljit_uw)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset)) | 0x1; - label->size = code_ptr - code; - label = label->next; - } - if (jump && jump->addr == half_count) { - jump->addr = (sljit_uw)code_ptr - ((jump->flags & IS_COND) ? 10 : 8); - code_ptr -= detect_jump_type(jump, code_ptr, code, executable_offset); - jump = jump->next; - } - if (const_ && const_->addr == half_count) { - const_->addr = (sljit_uw)code_ptr; - const_ = const_->next; + if (next_addr == half_count) { + SLJIT_ASSERT(!label || label->size >= half_count); + SLJIT_ASSERT(!jump || jump->addr >= half_count); + SLJIT_ASSERT(!const_ || const_->addr >= half_count); + SLJIT_ASSERT(!put_label || put_label->addr >= half_count); + + /* These structures are ordered by their address. */ + if (label && label->size == half_count) { + label->addr = ((sljit_uw)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset)) | 0x1; + label->size = code_ptr - code; + label = label->next; + } + if (jump && jump->addr == half_count) { + jump->addr = (sljit_uw)code_ptr - ((jump->flags & IS_COND) ? 10 : 8); + code_ptr -= detect_jump_type(jump, code_ptr, code, executable_offset); + jump = jump->next; + } + if (const_ && const_->addr == half_count) { + const_->addr = (sljit_uw)code_ptr; + const_ = const_->next; + } + if (put_label && put_label->addr == half_count) { + SLJIT_ASSERT(put_label->label); + put_label->addr = (sljit_uw)code_ptr; + put_label = put_label->next; + } + next_addr = compute_next_addr(label, jump, const_, put_label); } code_ptr ++; half_count ++; @@ -426,6 +440,7 @@ 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); SLJIT_ASSERT(code_ptr - code <= (sljit_sw)compiler->size); jump = compiler->jumps; @@ -434,6 +449,12 @@ SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compil jump = jump->next; } + put_label = compiler->put_labels; + while (put_label) { + modify_imm32_const((sljit_u16 *)put_label->addr, put_label->label->addr); + put_label = put_label->next; + } + compiler->error = SLJIT_ERR_COMPILED; compiler->executable_offset = executable_offset; compiler->executable_size = (code_ptr - code) * sizeof(sljit_u16); @@ -2311,6 +2332,27 @@ SLJIT_API_FUNC_ATTRIBUTE struct sljit_const* sljit_emit_const(struct sljit_compi 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_REG1; + PTR_FAIL_IF(emit_imm32_const(compiler, dst_r, 0)); + + if (dst & SLJIT_MEM) + PTR_FAIL_IF(emit_op_mem(compiler, WORD_SIZE | STORE, dst_r, dst, dstw, TMP_REG2)); + return put_label; +} + SLJIT_API_FUNC_ATTRIBUTE void sljit_set_jump_addr(sljit_uw addr, sljit_uw new_target, sljit_sw executable_offset) { sljit_u16 *inst = (sljit_u16*)addr; |