diff options
Diffstat (limited to 'src/sljit/sljitNativeARM_64.c')
| -rw-r--r-- | src/sljit/sljitNativeARM_64.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/src/sljit/sljitNativeARM_64.c b/src/sljit/sljitNativeARM_64.c index eaca095..52267e7 100644 --- a/src/sljit/sljitNativeARM_64.c +++ b/src/sljit/sljitNativeARM_64.c @@ -151,16 +151,6 @@ static SLJIT_INLINE sljit_s32 emit_imm64_const(struct sljit_compiler *compiler, return push_inst(compiler, MOVK | RD(dst) | ((imm >> 48) << 5) | (3 << 21)); } -static SLJIT_INLINE void modify_imm64_const(sljit_ins* inst, sljit_uw new_imm) -{ - sljit_s32 dst = inst[0] & 0x1f; - SLJIT_ASSERT((inst[0] & 0xffe00000) == MOVZ && (inst[1] & 0xffe00000) == (MOVK | (1 << 21))); - inst[0] = MOVZ | dst | ((new_imm & 0xffff) << 5); - inst[1] = MOVK | dst | (((new_imm >> 16) & 0xffff) << 5) | (1 << 21); - inst[2] = MOVK | dst | (((new_imm >> 32) & 0xffff) << 5) | (2 << 21); - inst[3] = MOVK | dst | ((new_imm >> 48) << 5) | (3 << 21); -} - static SLJIT_INLINE sljit_sw detect_jump_type(struct sljit_jump *jump, sljit_ins *code_ptr, sljit_ins *code, sljit_sw executable_offset) { sljit_sw diff; @@ -253,7 +243,7 @@ SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compil CHECK_PTR(check_sljit_generate_code(compiler)); reverse_buf(compiler); - code = (sljit_ins*)SLJIT_MALLOC_EXEC(compiler->size * sizeof(sljit_ins)); + code = (sljit_ins*)SLJIT_MALLOC_EXEC(compiler->size * sizeof(sljit_ins), compiler->exec_allocator_data); PTR_FAIL_WITH_EXEC_IF(code); buf = compiler->buf; @@ -380,6 +370,7 @@ SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compil code_ptr = (sljit_ins *)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset); SLJIT_CACHE_FLUSH(code, code_ptr); + SLJIT_UPDATE_WX_FLAGS(code, code_ptr, 1); return code; } @@ -2034,15 +2025,24 @@ SLJIT_API_FUNC_ATTRIBUTE struct sljit_put_label* sljit_emit_put_label(struct slj 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; - modify_imm64_const(inst, new_target); + sljit_s32 dst; + SLJIT_UNUSED_ARG(executable_offset); + + SLJIT_UPDATE_WX_FLAGS(inst, inst + 4, 0); + + dst = inst[0] & 0x1f; + SLJIT_ASSERT((inst[0] & 0xffe00000) == MOVZ && (inst[1] & 0xffe00000) == (MOVK | (1 << 21))); + inst[0] = MOVZ | dst | ((new_target & 0xffff) << 5); + inst[1] = MOVK | dst | (((new_target >> 16) & 0xffff) << 5) | (1 << 21); + inst[2] = MOVK | dst | (((new_target >> 32) & 0xffff) << 5) | (2 << 21); + inst[3] = MOVK | dst | ((new_target >> 48) << 5) | (3 << 21); + + SLJIT_UPDATE_WX_FLAGS(inst, inst + 4, 1); inst = (sljit_ins *)SLJIT_ADD_EXEC_OFFSET(inst, executable_offset); SLJIT_CACHE_FLUSH(inst, inst + 4); } SLJIT_API_FUNC_ATTRIBUTE void sljit_set_const(sljit_uw addr, sljit_sw new_constant, sljit_sw executable_offset) { - sljit_ins* inst = (sljit_ins*)addr; - modify_imm64_const(inst, new_constant); - inst = (sljit_ins *)SLJIT_ADD_EXEC_OFFSET(inst, executable_offset); - SLJIT_CACHE_FLUSH(inst, inst + 4); + sljit_set_jump_addr(addr, new_constant, executable_offset); } |