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| author | Richard Henderson <rth@redhat.com> | 2001-10-05 11:20:15 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2001-10-05 11:20:15 -0700 |
| commit | 27d95cbe509237647de7892f492fd9d36c1630a5 (patch) | |
| tree | 5839cc7e37c182ae8d5fa30a0e58241dad0c4f1d | |
| parent | 2600825ee1369357da1315e92f9bca3fe69b9f0e (diff) | |
| download | gcc-27d95cbe509237647de7892f492fd9d36c1630a5.zip gcc-27d95cbe509237647de7892f492fd9d36c1630a5.tar.gz gcc-27d95cbe509237647de7892f492fd9d36c1630a5.tar.bz2 | |
dwarf2out.c (FRAME_BEGIN_LABEL): New.
* dwarf2out.c (FRAME_BEGIN_LABEL): New.
(output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
the gas section-name-as-label feature.
From-SVN: r46037
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/dwarf2out.c | 20 |
2 files changed, 13 insertions, 13 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ee149b2..2b24a20 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2001-10-05 Richard Henderson <rth@redhat.com> + + * dwarf2out.c (FRAME_BEGIN_LABEL): New. + (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and + the gas section-name-as-label feature. + 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk> * doc/cppinternals.texi: Update. diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index 062b925..8857d9b 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -288,6 +288,7 @@ static void def_cfa_1 PARAMS ((const char *, dw_cfa_location *)); #ifndef FUNC_END_LABEL #define FUNC_END_LABEL "LFE" #endif +#define FRAME_BEGIN_LABEL "Lframe" #define CIE_AFTER_SIZE_LABEL "LSCIE" #define CIE_END_LABEL "LECIE" #define CIE_LENGTH_LABEL "LLCIE" @@ -1708,7 +1709,7 @@ output_call_frame_info (for_eh) register unsigned int i; register dw_fde_ref fde; register dw_cfi_ref cfi; - char l1[20], l2[20]; + char l1[20], l2[20], section_start_label[20]; int any_lsda_needed = 0; char augmentation[6]; int augmentation_size; @@ -1747,11 +1748,13 @@ output_call_frame_info (for_eh) ASM_GLOBALIZE_LABEL (asm_out_file, IDENTIFIER_POINTER (label)); ASM_OUTPUT_LABEL (asm_out_file, IDENTIFIER_POINTER (label)); #endif - assemble_label ("__FRAME_BEGIN__"); } else named_section_flags (DEBUG_FRAME_SECTION, SECTION_DEBUG); + ASM_GENERATE_INTERNAL_LABEL (section_start_label, FRAME_BEGIN_LABEL, for_eh); + ASM_OUTPUT_LABEL (asm_out_file, section_start_label); + /* Output the CIE. */ ASM_GENERATE_INTERNAL_LABEL (l1, CIE_AFTER_SIZE_LABEL, for_eh); ASM_GENERATE_INTERNAL_LABEL (l2, CIE_END_LABEL, for_eh); @@ -1882,19 +1885,10 @@ output_call_frame_info (for_eh) "FDE Length"); ASM_OUTPUT_LABEL (asm_out_file, l1); - /* ??? This always emits a 4 byte offset when for_eh is true, but it - emits a target dependent sized offset when for_eh is not true. - This inconsistency may confuse gdb. The only case where we need a - non-4 byte offset is for the Irix6 N64 ABI, so we may lose SGI - compatibility if we emit a 4 byte offset. We need a 4 byte offset - though in order to be compatible with the dwarf_fde struct in frame.c. - If the for_eh case is changed, then the struct in frame.c has - to be adjusted appropriately. */ if (for_eh) - dw2_asm_output_delta (4, l1, "__FRAME_BEGIN__", "FDE CIE offset"); + dw2_asm_output_delta (4, l1, section_start_label, "FDE CIE offset"); else - dw2_asm_output_offset (DWARF_OFFSET_SIZE, - stripattributes (DEBUG_FRAME_SECTION), + dw2_asm_output_offset (DWARF_OFFSET_SIZE, section_start_label, "FDE CIE offset"); if (for_eh) |