From: Jakub Jelinek Date: Wed, 18 Jun 2003 17:58:48 +0000 (+0000) Subject: * dw2gencfi.c (EH_FRAME_ALIGNMENT): Define if not defined. X-Git-Tag: ezannoni_pie-20030916-branchpoint~1133 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9393cb0db966e6c2217f08c9420a1005a39d26fc;p=external%2Fbinutils.git * dw2gencfi.c (EH_FRAME_ALIGNMENT): Define if not defined. (output_cie): Don't pad. (output_fde): Add align argument. Pad to align if not 0. (cfi_finish): Set .eh_frame alignment to EH_FRAME_ALIGNMENT. Pad just last FDE to EH_FRAME_ALIGNMENT. * gas/cfi/cfi-i386.d: Regenerated. * gas/cfi/cfi-common-1.d: Regenerated. * gas/cfi/cfi-common-2.d: Regenerated. * gas/cfi/cfi-common-3.d: Regenerated. * gas/cfi/cfi-x86_64.d: Regenerated. * gas/cfi/cfi-alpha-1.d: Regenerated. * gas/cfi/cfi-alpha-2.d: Regenerated. * gas/cfi/cfi-alpha-3.d: Regenerated. --- diff --git a/gas/ChangeLog b/gas/ChangeLog index ac7ca20..cd2c1d6 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -1,3 +1,11 @@ +2003-06-18 Jakub Jelinek + + * dw2gencfi.c (EH_FRAME_ALIGNMENT): Define if not defined. + (output_cie): Don't pad. + (output_fde): Add align argument. Pad to align if not 0. + (cfi_finish): Set .eh_frame alignment to EH_FRAME_ALIGNMENT. + Pad just last FDE to EH_FRAME_ALIGNMENT. + 2003-06-18 Martin Schwidefsky * config/tc-s390.c (init_default_arch): Make current_mode_mask diff --git a/gas/dw2gencfi.c b/gas/dw2gencfi.c index 0e118e1..c7c62a7 100644 --- a/gas/dw2gencfi.c +++ b/gas/dw2gencfi.c @@ -41,6 +41,14 @@ # endif #endif +#ifndef EH_FRAME_ALIGNMENT +# ifdef BFD_ASSEMBLER +# define EH_FRAME_ALIGNMENT (bfd_get_arch_size (stdoutput) == 64 ? 3 : 2) +# else +# define EH_FRAME_ALIGNMENT 2 +# endif +#endif + #ifndef tc_cfi_frame_initial_instructions # define tc_cfi_frame_initial_instructions() ((void)0) #endif @@ -836,13 +844,12 @@ output_cie (struct cie_entry *cie) for (i = cie->first; i != cie->last; i = i->next) output_cfi_insn (i); - frag_align (2, 0, 0); symbol_set_value_now (end_address); } static void output_fde (struct fde_entry *fde, struct cie_entry *cie, - struct cfi_insn_data *first) + struct cfi_insn_data *first, int align) { symbolS *after_size_address, *end_address; expressionS exp; @@ -874,7 +881,8 @@ output_fde (struct fde_entry *fde, struct cie_entry *cie, for (; first; first = first->next) output_cfi_insn (first); - frag_align (2, 0, 0); + if (align) + frag_align (align, 0, 0); symbol_set_value_now (end_address); } @@ -990,7 +998,7 @@ cfi_finish (void) SEC_ALLOC | SEC_LOAD | SEC_DATA | SEC_READONLY); #endif subseg_set (cfi_seg, 0); - record_alignment (cfi_seg, 2); + record_alignment (cfi_seg, EH_FRAME_ALIGNMENT); /* Make sure check_eh_frame doesn't do anything with our output. */ save_flag_traditional_format = flag_traditional_format; @@ -1002,7 +1010,7 @@ cfi_finish (void) struct cie_entry *cie; cie = select_cie_for_fde (fde, &first); - output_fde (fde, cie, first); + output_fde (fde, cie, first, fde->next == NULL ? EH_FRAME_ALIGNMENT : 0); } flag_traditional_format = save_flag_traditional_format; diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog index 84d0b37..5bd83f4 100644 --- a/gas/testsuite/ChangeLog +++ b/gas/testsuite/ChangeLog @@ -1,3 +1,14 @@ +2003-06-18 Jakub Jelinek + + * gas/cfi/cfi-i386.d: Regenerated. + * gas/cfi/cfi-common-1.d: Regenerated. + * gas/cfi/cfi-common-2.d: Regenerated. + * gas/cfi/cfi-common-3.d: Regenerated. + * gas/cfi/cfi-x86_64.d: Regenerated. + * gas/cfi/cfi-alpha-1.d: Regenerated. + * gas/cfi/cfi-alpha-2.d: Regenerated. + * gas/cfi/cfi-alpha-3.d: Regenerated. + 2003-06-17 Nick Clifton * gas/i386/absrel.d: Tweak patterns to work for i386-pc-cygwin diff --git a/gas/testsuite/gas/cfi/cfi-alpha-1.d b/gas/testsuite/gas/cfi/cfi-alpha-1.d index 32c4307..73783e9 100644 --- a/gas/testsuite/gas/cfi/cfi-alpha-1.d +++ b/gas/testsuite/gas/cfi/cfi-alpha-1.d @@ -2,7 +2,7 @@ #name: CFI on alpha The section .eh_frame contains: -00000000 00000010 00000000 CIE +00000000 0000000f 00000000 CIE Version: 1 Augmentation: "zR" Code alignment factor: 4 @@ -11,16 +11,12 @@ The section .eh_frame contains: Augmentation data: 1b DW_CFA_def_cfa_reg: r30 - DW_CFA_nop -00000014 0000001c 00000018 FDE cie=00000000 pc=0000001c..00000050 - DW_CFA_advance_loc: 24 to 00000034 +00000013 00000019 00000017 FDE cie=00000000 pc=0000001b..0000004f + DW_CFA_advance_loc: 24 to 00000033 DW_CFA_def_cfa: r15 ofs 32 DW_CFA_offset: r26 at cfa-32 DW_CFA_offset: r9 at cfa-24 DW_CFA_offset: r15 at cfa-16 DW_CFA_offset: r34 at cfa-8 - DW_CFA_nop - DW_CFA_nop - DW_CFA_nop diff --git a/gas/testsuite/gas/cfi/cfi-alpha-2.d b/gas/testsuite/gas/cfi/cfi-alpha-2.d index 4a87da2..49f8cce 100644 --- a/gas/testsuite/gas/cfi/cfi-alpha-2.d +++ b/gas/testsuite/gas/cfi/cfi-alpha-2.d @@ -5,5 +5,5 @@ RELOCATION RECORDS FOR \[\.eh_frame\]: OFFSET TYPE VALUE -0*000001c SREL32 \.text -0*0000030 SREL32 \.text\+0x0*0000004 +0*000001b SREL32 \.text +0*000002c SREL32 \.text\+0x0*0000004 diff --git a/gas/testsuite/gas/cfi/cfi-alpha-3.d b/gas/testsuite/gas/cfi/cfi-alpha-3.d index b0c7d03..4d8bd88 100644 --- a/gas/testsuite/gas/cfi/cfi-alpha-3.d +++ b/gas/testsuite/gas/cfi/cfi-alpha-3.d @@ -2,7 +2,7 @@ #name: CFI on alpha, 3 The section .eh_frame contains: -00000000 00000010 00000000 CIE +00000000 0000000f 00000000 CIE Version: 1 Augmentation: "zR" Code alignment factor: 4 @@ -11,22 +11,26 @@ The section .eh_frame contains: Augmentation data: 1b DW_CFA_def_cfa_reg: r30 - DW_CFA_nop -00000014 00000024 00000018 FDE cie=00000000 pc=0000001c..0000005c - DW_CFA_advance_loc: 4 to 00000020 +00000013 00000029 00000017 FDE cie=00000000 pc=0000001b..0000005b + DW_CFA_advance_loc: 4 to 0000001f DW_CFA_def_cfa_offset: 32 - DW_CFA_advance_loc: 4 to 00000024 + DW_CFA_advance_loc: 4 to 00000023 DW_CFA_offset: r26 at cfa-32 - DW_CFA_advance_loc: 4 to 00000028 + DW_CFA_advance_loc: 4 to 00000027 DW_CFA_offset: r9 at cfa-24 - DW_CFA_advance_loc: 4 to 0000002c + DW_CFA_advance_loc: 4 to 0000002b DW_CFA_offset: r15 at cfa-16 - DW_CFA_advance_loc: 4 to 00000030 + DW_CFA_advance_loc: 4 to 0000002f DW_CFA_offset: r34 at cfa-8 - DW_CFA_advance_loc: 4 to 00000034 + DW_CFA_advance_loc: 4 to 00000033 DW_CFA_def_cfa_reg: r15 - DW_CFA_advance_loc: 36 to 00000058 + DW_CFA_advance_loc: 36 to 00000057 DW_CFA_def_cfa: r30 ofs 0 DW_CFA_nop + DW_CFA_nop + DW_CFA_nop + DW_CFA_nop + DW_CFA_nop + DW_CFA_nop diff --git a/gas/testsuite/gas/cfi/cfi-common-1.d b/gas/testsuite/gas/cfi/cfi-common-1.d index 8e7db37..0634b70 100644 --- a/gas/testsuite/gas/cfi/cfi-common-1.d +++ b/gas/testsuite/gas/cfi/cfi-common-1.d @@ -2,7 +2,7 @@ #name: CFI common 1 The section .eh_frame contains: -00000000 00000010 00000000 CIE +00000000 0000000d 00000000 CIE Version: 1 Augmentation: "zR" Code alignment factor: .* @@ -10,15 +10,14 @@ The section .eh_frame contains: Return address column: .* Augmentation data: 1b - DW_CFA_nop - DW_CFA_nop - DW_CFA_nop -00000014 00000018 00000018 FDE cie=00000000 pc=.* +00000011 0000001b 00000015 FDE cie=00000000 pc=.* DW_CFA_advance_loc: 4 to .* DW_CFA_def_cfa: r0 ofs 16 DW_CFA_offset: r1 at cfa-8 DW_CFA_advance_loc: 4 to .* DW_CFA_def_cfa_offset: 32 DW_CFA_offset: r2 at cfa-24 - + DW_CFA_nop + DW_CFA_nop + DW_CFA_nop diff --git a/gas/testsuite/gas/cfi/cfi-common-2.d b/gas/testsuite/gas/cfi/cfi-common-2.d index 03f0d88..4c50cdb 100644 --- a/gas/testsuite/gas/cfi/cfi-common-2.d +++ b/gas/testsuite/gas/cfi/cfi-common-2.d @@ -2,7 +2,7 @@ #name: CFI common 2 The section .eh_frame contains: -00000000 00000010 00000000 CIE +00000000 0000000d 00000000 CIE Version: 1 Augmentation: "zR" Code alignment factor: .* @@ -10,11 +10,8 @@ The section .eh_frame contains: Return address column: .* Augmentation data: 1b - DW_CFA_nop - DW_CFA_nop - DW_CFA_nop -00000014 0000001c 00000018 FDE cie=00000000 pc=.* +00000011 0000001[bf] 00000015 FDE cie=00000000 pc=.* DW_CFA_advance_loc: 4 to .* DW_CFA_def_cfa: r0 ofs 16 DW_CFA_advance_loc: 4 to .* @@ -25,5 +22,5 @@ The section .eh_frame contains: DW_CFA_restore_state DW_CFA_advance_loc: 4 to .* DW_CFA_def_cfa_offset: 0 - DW_CFA_nop - +# 64-bit arches will have here 4 times DW_CFA_nop +#... diff --git a/gas/testsuite/gas/cfi/cfi-common-3.d b/gas/testsuite/gas/cfi/cfi-common-3.d index f82e02e..9ddbc45 100644 --- a/gas/testsuite/gas/cfi/cfi-common-3.d +++ b/gas/testsuite/gas/cfi/cfi-common-3.d @@ -1,8 +1,8 @@ #readelf: -wf -#name: CFI common 2 +#name: CFI common 3 The section .eh_frame contains: -00000000 00000010 00000000 CIE +00000000 0000000d 00000000 CIE Version: 1 Augmentation: "zR" Code alignment factor: .* @@ -10,12 +10,11 @@ The section .eh_frame contains: Return address column: .* Augmentation data: 1b - DW_CFA_nop - DW_CFA_nop - DW_CFA_nop -00000014 00000010 00000018 FDE cie=00000000 pc=.* +00000011 00000013 00000015 FDE cie=00000000 pc=.* DW_CFA_advance_loc: 4 to .* DW_CFA_remember_state DW_CFA_restore_state - + DW_CFA_nop + DW_CFA_nop + DW_CFA_nop diff --git a/gas/testsuite/gas/cfi/cfi-i386.d b/gas/testsuite/gas/cfi/cfi-i386.d index 471f5e1..2723727 100644 --- a/gas/testsuite/gas/cfi/cfi-i386.d +++ b/gas/testsuite/gas/cfi/cfi-i386.d @@ -2,7 +2,7 @@ #name: CFI on i386 The section .eh_frame contains: -00000000 00000014 00000000 CIE +00000000 00000012 00000000 CIE Version: 1 Augmentation: "zR" Code alignment factor: 1 @@ -12,37 +12,29 @@ The section .eh_frame contains: DW_CFA_def_cfa: r4 ofs 4 DW_CFA_offset: r8 at cfa-4 - DW_CFA_nop - DW_CFA_nop -00000018 00000014 0000001c FDE cie=00000000 pc=00000020..00000032 - DW_CFA_advance_loc: 6 to 00000026 +00000016 00000014 0000001a FDE cie=00000000 pc=0000001e..00000030 + DW_CFA_advance_loc: 6 to 00000024 DW_CFA_def_cfa_offset: 4664 - DW_CFA_advance_loc: 11 to 00000031 + DW_CFA_advance_loc: 11 to 0000002f DW_CFA_def_cfa_offset: 4 -00000030 00000018 00000034 FDE cie=00000000 pc=0000004a..00000057 - DW_CFA_advance_loc: 1 to 0000004b +0000002e 00000018 00000032 FDE cie=00000000 pc=00000048..00000055 + DW_CFA_advance_loc: 1 to 00000049 DW_CFA_def_cfa_offset: 8 DW_CFA_offset: r5 at cfa-8 - DW_CFA_advance_loc: 2 to 0000004d + DW_CFA_advance_loc: 2 to 0000004b DW_CFA_def_cfa_reg: r5 - DW_CFA_advance_loc: 9 to 00000056 + DW_CFA_advance_loc: 9 to 00000054 DW_CFA_def_cfa_reg: r4 -0000004c 00000014 00000050 FDE cie=00000000 pc=00000073..00000083 - DW_CFA_advance_loc: 2 to 00000075 +0000004a 00000014 0000004e FDE cie=00000000 pc=00000071..00000081 + DW_CFA_advance_loc: 2 to 00000073 DW_CFA_def_cfa_reg: r3 - DW_CFA_advance_loc: 13 to 00000082 + DW_CFA_advance_loc: 13 to 00000080 DW_CFA_def_cfa: r4 ofs 4 -00000064 00000010 00000068 FDE cie=00000000 pc=0000009b..000000a1 - DW_CFA_nop - DW_CFA_nop - DW_CFA_nop +00000062 0000000d 00000066 FDE cie=00000000 pc=00000099..0000009f -00000078 00000010 0000007c FDE cie=00000000 pc=000000b5..000000c4 - DW_CFA_nop - DW_CFA_nop - DW_CFA_nop +00000073 0000000d 00000077 FDE cie=00000000 pc=000000b0..000000bf diff --git a/gas/testsuite/gas/cfi/cfi-x86_64.d b/gas/testsuite/gas/cfi/cfi-x86_64.d index 2b19641..17456ae 100644 --- a/gas/testsuite/gas/cfi/cfi-x86_64.d +++ b/gas/testsuite/gas/cfi/cfi-x86_64.d @@ -2,7 +2,7 @@ #name: CFI on x86-64 The section .eh_frame contains: -00000000 00000014 00000000 CIE +00000000 00000012 00000000 CIE Version: 1 Augmentation: "zR" Code alignment factor: 1 @@ -12,40 +12,32 @@ The section .eh_frame contains: DW_CFA_def_cfa: r7 ofs 8 DW_CFA_offset: r16 at cfa-8 - DW_CFA_nop - DW_CFA_nop -00000018 00000014 0000001c FDE cie=00000000 pc=00000020..00000034 - DW_CFA_advance_loc: 7 to 00000027 +00000016 00000014 0000001a FDE cie=00000000 pc=0000001e..00000032 + DW_CFA_advance_loc: 7 to 00000025 DW_CFA_def_cfa_offset: 4668 - DW_CFA_advance_loc: 12 to 00000033 + DW_CFA_advance_loc: 12 to 00000031 DW_CFA_def_cfa_offset: 8 -00000030 0000001c 00000034 FDE cie=00000000 pc=00000038..00000047 - DW_CFA_advance_loc: 1 to 00000039 +0000002e 00000019 00000032 FDE cie=00000000 pc=00000036..00000045 + DW_CFA_advance_loc: 1 to 00000037 DW_CFA_def_cfa_offset: 16 DW_CFA_offset: r6 at cfa-16 - DW_CFA_advance_loc: 3 to 0000003c + DW_CFA_advance_loc: 3 to 0000003a DW_CFA_def_cfa_reg: r6 - DW_CFA_advance_loc: 10 to 00000046 + DW_CFA_advance_loc: 10 to 00000044 DW_CFA_def_cfa: r7 ofs 8 - DW_CFA_nop - DW_CFA_nop - DW_CFA_nop -00000050 00000014 00000054 FDE cie=00000000 pc=00000058..0000006b - DW_CFA_advance_loc: 3 to 0000005b +0000004b 00000013 0000004f FDE cie=00000000 pc=00000053..00000066 + DW_CFA_advance_loc: 3 to 00000056 DW_CFA_def_cfa_reg: r12 - DW_CFA_advance_loc: 15 to 0000006a + DW_CFA_advance_loc: 15 to 00000065 DW_CFA_def_cfa_reg: r7 - DW_CFA_nop -00000068 00000010 0000006c FDE cie=00000000 pc=00000070..00000076 - DW_CFA_nop - DW_CFA_nop - DW_CFA_nop +00000062 0000000d 00000066 FDE cie=00000000 pc=0000006a..00000070 -0000007c 00000010 00000080 FDE cie=00000000 pc=00000084..00000096 +00000073 00000011 00000077 FDE cie=00000000 pc=0000007b..0000008d + DW_CFA_nop DW_CFA_nop DW_CFA_nop DW_CFA_nop