diff options
Diffstat (limited to 'libffi/src/powerpc/linux64.S')
| -rw-r--r-- | libffi/src/powerpc/linux64.S | 73 |
1 files changed, 20 insertions, 53 deletions
diff --git a/libffi/src/powerpc/linux64.S b/libffi/src/powerpc/linux64.S index d2acb70..b2ae60e 100644 --- a/libffi/src/powerpc/linux64.S +++ b/libffi/src/powerpc/linux64.S @@ -32,8 +32,9 @@ #ifdef POWERPC64 .hidden ffi_call_LINUX64 .globl ffi_call_LINUX64 -# if _CALL_ELF == 2 .text + .cfi_startproc +# if _CALL_ELF == 2 ffi_call_LINUX64: addis %r2, %r12, .TOC.-ffi_call_LINUX64@ha addi %r2, %r2, .TOC.-ffi_call_LINUX64@l @@ -57,20 +58,26 @@ ffi_call_LINUX64: .ffi_call_LINUX64: # endif # endif -.LFB1: mflr %r0 std %r28, -32(%r1) std %r29, -24(%r1) std %r30, -16(%r1) std %r31, -8(%r1) + std %r7, 8(%r1) /* closure, saved in cr field. */ std %r0, 16(%r1) mr %r28, %r1 /* our AP. */ -.LCFI0: - stdux %r1, %r1, %r4 - mr %r31, %r5 /* flags, */ - mr %r30, %r6 /* rvalue, */ - mr %r29, %r7 /* function address. */ + .cfi_def_cfa_register 28 + .cfi_offset 65, 16 + .cfi_offset 31, -8 + .cfi_offset 30, -16 + .cfi_offset 29, -24 + .cfi_offset 28, -32 + + stdux %r1, %r1, %r8 + mr %r31, %r6 /* flags, */ + mr %r30, %r5 /* rvalue, */ + mr %r29, %r4 /* function address. */ /* Save toc pointer, not for the ffi_prep_args64 call, but for the later bctrl function call. */ # if _CALL_ELF == 2 @@ -92,7 +99,6 @@ ffi_call_LINUX64: # else ld %r12, 0(%r29) ld %r2, 8(%r29) - ld %r11, 16(%r29) # endif /* Now do the call. */ /* Set up cr1 with bits 4-7 of the flags. */ @@ -130,6 +136,7 @@ ffi_call_LINUX64: 2: /* Make the call. */ + ld %r11, 8(%r28) bctrl /* This must follow the call immediately, the unwinder @@ -151,6 +158,7 @@ ffi_call_LINUX64: .Ldone_return_value: /* Restore the registers we used and return. */ mr %r1, %r28 + .cfi_def_cfa_register 1 ld %r0, 16(%r28) ld %r28, -32(%r28) mtlr %r0 @@ -160,6 +168,7 @@ ffi_call_LINUX64: blr .Lfp_return_value: + .cfi_def_cfa_register 28 bf 28, .Lfloat_return_value stfd %f1, 0(%r30) mtcrf 0x02, %r31 /* cr6 */ @@ -199,61 +208,19 @@ ffi_call_LINUX64: std %r4, 8(%r30) b .Ldone_return_value -.LFE1: - .long 0 - .byte 0,12,0,1,128,4,0,0 + .cfi_endproc # if _CALL_ELF == 2 .size ffi_call_LINUX64,.-ffi_call_LINUX64 # else # ifdef _CALL_LINUX .size ffi_call_LINUX64,.-.L.ffi_call_LINUX64 # else + .long 0 + .byte 0,12,0,1,128,4,0,0 .size .ffi_call_LINUX64,.-.ffi_call_LINUX64 # endif # endif - .section .eh_frame,EH_FRAME_FLAGS,@progbits -.Lframe1: - .4byte .LECIE1-.LSCIE1 # Length of Common Information Entry -.LSCIE1: - .4byte 0x0 # CIE Identifier Tag - .byte 0x1 # CIE Version - .ascii "zR\0" # CIE Augmentation - .uleb128 0x1 # CIE Code Alignment Factor - .sleb128 -8 # CIE Data Alignment Factor - .byte 0x41 # CIE RA Column - .uleb128 0x1 # Augmentation size - .byte 0x14 # FDE Encoding (pcrel udata8) - .byte 0xc # DW_CFA_def_cfa - .uleb128 0x1 - .uleb128 0x0 - .align 3 -.LECIE1: -.LSFDE1: - .4byte .LEFDE1-.LASFDE1 # FDE Length -.LASFDE1: - .4byte .LASFDE1-.Lframe1 # FDE CIE offset - .8byte .LFB1-. # FDE initial location - .8byte .LFE1-.LFB1 # FDE address range - .uleb128 0x0 # Augmentation size - .byte 0x2 # DW_CFA_advance_loc1 - .byte .LCFI0-.LFB1 - .byte 0xd # DW_CFA_def_cfa_register - .uleb128 0x1c - .byte 0x11 # DW_CFA_offset_extended_sf - .uleb128 0x41 - .sleb128 -2 - .byte 0x9f # DW_CFA_offset, column 0x1f - .uleb128 0x1 - .byte 0x9e # DW_CFA_offset, column 0x1e - .uleb128 0x2 - .byte 0x9d # DW_CFA_offset, column 0x1d - .uleb128 0x3 - .byte 0x9c # DW_CFA_offset, column 0x1c - .uleb128 0x4 - .align 3 -.LEFDE1: - #endif #if (defined __ELF__ && defined __linux__) || _CALL_ELF == 2 |