diff options
Diffstat (limited to 'gcc-4.7/boehm-gc/powerpc_darwin_mach_dep.s')
| -rw-r--r-- | gcc-4.7/boehm-gc/powerpc_darwin_mach_dep.s | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/gcc-4.7/boehm-gc/powerpc_darwin_mach_dep.s b/gcc-4.7/boehm-gc/powerpc_darwin_mach_dep.s deleted file mode 100644 index d61acc034..000000000 --- a/gcc-4.7/boehm-gc/powerpc_darwin_mach_dep.s +++ /dev/null @@ -1,178 +0,0 @@ -#if defined(__ppc64__) -#define MODE_CHOICE(x, y) y -#else -#define MODE_CHOICE(x, y) x -#endif - -#define machine_choice MODE_CHOICE(ppc7400,ppc64) - -; Define some pseudo-opcodes for size-independent load & store of GPRs ... -#define lgu MODE_CHOICE(lwzu, ldu) -#define lg MODE_CHOICE(lwz,ld) -#define sg MODE_CHOICE(stw,std) -#define sgu MODE_CHOICE(stwu,stdu) - -; ... and the size of GPRs and their storage indicator. -#define GPR_BYTES MODE_CHOICE(4,8) -#define LOG2_GPR_BYTES MODE_CHOICE(2,3) /* log2(GPR_BYTES) */ -#define g_long MODE_CHOICE(long, quad) /* usage is ".g_long" */ - -; From the ABI doc: "Mac OS X ABI Function Call Guide" Version 2009-02-04. -#define LINKAGE_SIZE MODE_CHOICE(24,48) -#define PARAM_AREA MODE_CHOICE(32,64) -#define SAVED_LR_OFFSET MODE_CHOICE(8,16) /* save position for lr */ - -; The whole stack frame **MUST** be 16byte-aligned. -#define SAVE_SIZE (LINKAGE_SIZE+PARAM_AREA) - -#if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1050 -; We no longer need the pic symbol stub for Darwin >= 9. -#define BLGCP1 _GC_push_one -#undef WANT_STUB -#else -#define BLGCP1 L_GC_push_one$stub -#define WANT_STUB -#endif - - .machine machine_choice - -; GC_push_regs function. Under some optimization levels GCC will clobber -; some of the non-volatile registers before we get a chance to save them -; therefore, this cannot be inline asm. - -.text - .align LOG2_GPR_BYTES - .globl _GC_push_regs -_GC_push_regs: - - ; Prolog - mflr r0 - sg r0,SAVED_LR_OFFSET(r1) - sgu r1,-SAVE_SIZE(r1) - -L_body: - ; 'Push' r13-r31 - mr r3,r13 - bl BLGCP1 - mr r3,r14 - bl BLGCP1 - mr r3,r15 - bl BLGCP1 - mr r3,r16 - bl BLGCP1 - mr r3,r17 - bl BLGCP1 - mr r3,r18 - bl BLGCP1 - mr r3,r19 - bl BLGCP1 - mr r3,r20 - bl BLGCP1 - mr r3,r21 - bl BLGCP1 - mr r3,r22 - bl BLGCP1 - mr r3,r23 - bl BLGCP1 - mr r3,r24 - bl BLGCP1 - mr r3,r25 - bl BLGCP1 - mr r3,r26 - bl BLGCP1 - mr r3,r27 - bl BLGCP1 - mr r3,r28 - bl BLGCP1 - mr r3,r29 - bl BLGCP1 - mr r3,r30 - bl BLGCP1 - mr r3,r31 - bl BLGCP1 - -L_epilog: - ; Epilog - lg r0,SAVE_SIZE+SAVED_LR_OFFSET(r1) - addi r1,r1,SAVE_SIZE - mtlr r0 - - ; Return - blr -LFE0: - -; eh frames, for those that want 'em. - -#define EH_DATA_ALIGN_FACT MODE_CHOICE(0x7c,0x78) -#define EH_FRAME_OFFSET MODE_CHOICE(0x40,0x70) - - .section __TEXT,__eh_frame,coalesced,no_toc+strip_static_syms+live_support -EH_frame1: - .set L$set$0,LECIE1-LSCIE1 - .long L$set$0 ; Length of Common Information Entry -LSCIE1: - .long 0 ; CIE Identifier Tag - .byte 0x1 ; CIE Version - .ascii "zR\0" ; CIE Augmentation - .byte 0x1 ; uleb128 0x1; CIE Code Alignment Factor - .byte EH_DATA_ALIGN_FACT ; sleb128 -4/-8; CIE Data Alignment Factor - .byte 0x41 ; CIE RA Column - .byte 0x1 ; uleb128 0x1; Augmentation size - .byte 0x10 ; FDE Encoding (pcrel) - .byte 0xc ; DW_CFA_def_cfa - .byte 0x1 ; uleb128 0x1 - .byte 0 ; uleb128 0 - .align LOG2_GPR_BYTES -LECIE1: - - .globl _GC_push_regs.eh -_GC_push_regs.eh: -LSFDE1: - .set L$set$1,LEFDE1-LASFDE1 - .long L$set$1 ; FDE Length -LASFDE1: - .long LASFDE1-EH_frame1 ; FDE CIE offset - .g_long _GC_push_regs-. ; FDE initial location - .set L$set$2,LFE0-_GC_push_regs - .g_long L$set$2 ; FDE address range - .byte 0 ; uleb128 0; Augmentation size - .byte 0x4 ; DW_CFA_advance_loc4 - .set L$set$3,L_body-_GC_push_regs - .long L$set$3 - .byte 0xe ; DW_CFA_def_cfa_offset - .byte EH_FRAME_OFFSET ; uleb128 0x40/0x70 - .byte 0x11 ; DW_CFA_offset_extended_sf - .byte 0x41 ; uleb128 0x41 - .byte 0x7e ; sleb128 -2 - .byte 0x4 ; DW_CFA_advance_loc4 - .set L$set$4,L_epilog-L_body - .long L$set$4 - .byte 0xe ; DW_CFA_def_cfa_offset - .byte 0 ; uleb128 0 - .align LOG2_GPR_BYTES -LEFDE1: - - .data -#ifdef WANT_STUB -; PIC stub stuff, generated by GCC - - .section __TEXT,__picsymbolstub1,symbol_stubs,pure_instructions,32 - .align LOG2_GPR_BYTES -L_GC_push_one$stub: - .indirect_symbol _GC_push_one - mflr r0 - bcl 20,31,L0$_GC_push_one -L0$_GC_push_one: - mflr r11 - addis r11,r11,ha16(L_GC_push_one$lazy_ptr-L0$_GC_push_one) - mtlr r0 - lgu r12,lo16(L_GC_push_one$lazy_ptr-L0$_GC_push_one)(r11) - mtctr r12 - bctr - - .data - .lazy_symbol_pointer -L_GC_push_one$lazy_ptr: - .indirect_symbol _GC_push_one - .g_long dyld_stub_binding_helper -#endif |