diff options
| -rw-r--r-- | cgaas.c | 72 |
1 files changed, 71 insertions, 1 deletions
@@ -5205,8 +5205,52 @@ static void write_code (void) if (block->block_begin_module){ if (block->block_link_module){ if (code_object_label!=NULL && CURRENT_CODE_OFFSET!=code_object_label->object_label_offset && block->block_labels){ - align_4(); +#ifdef OPTIMISE_BRANCHES + { + struct relocation *new_relocation; + int align; + + new_relocation=fast_memory_allocate_type (struct relocation); + + *last_code_relocation_l=new_relocation; + last_code_relocation_l=&new_relocation->next; + new_relocation->next=NULL; + + align=3 & -(CURRENT_CODE_OFFSET-code_object_label->object_label_offset); + U5 (new_relocation, + relocation_offset=CURRENT_CODE_OFFSET, + relocation_kind=ALIGN_RELOCATION, + relocation_align1=align, + relocation_align2=align, + relocation_object_label=code_object_label); + } +#endif +#ifdef G_MACH_O64 + align_4(); +#else +# if 1 + switch (3 & -(CURRENT_CODE_OFFSET-code_object_label->object_label_offset)){ + case 0: + break; + case 1: + store_c (0x90); + break; + case 2: + store_c (0x48); + store_c (0x90); + break; + case 3: + store_c (0x48); + store_c (0213); + store_c (0300 | (reg_num (EBP)<<3) | reg_num (EBP)); + break; + } +# else + while (((CURRENT_CODE_OFFSET-code_object_label->object_label_offset) & 3)!=0) + store_c (0x90); +# endif +#endif { struct relocation *new_relocation; @@ -5240,7 +5284,33 @@ static void write_code (void) if (block->block_n_node_arguments>-100){ #ifndef FUNCTION_LEVEL_LINKING +# ifdef G_MACH_O align_4(); +# else +# ifdef OPTIMISE_BRANCHES + { + struct relocation *new_relocation; + int align; + + new_relocation=fast_memory_allocate_type (struct relocation); + + *last_code_relocation_l=new_relocation; + last_code_relocation_l=&new_relocation->next; + new_relocation->next=NULL; + + align=code_buffer_free & 3; + + U4 (new_relocation, + relocation_offset=CURRENT_CODE_OFFSET, + relocation_kind=ALIGN_RELOCATION, + relocation_align1=align, + relocation_align2=align); + } +# endif + + while ((code_buffer_free & 3)!=0) + store_c (0x90); +# endif #endif if (block->block_ea_label!=NULL){ extern LABEL *eval_fill_label,*eval_upd_labels[]; |