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| author | Olivier Hainque <hainque@adacore.com> | 2014-12-05 17:01:42 +0000 |
|---|---|---|
| committer | Olivier Hainque <hainque@gcc.gnu.org> | 2014-12-05 17:01:42 +0000 |
| commit | a66272f6d2d307e7c06b2c4e48bbbd7ec331d919 (patch) | |
| tree | 1e512f15b6544db42a15b89c2b3b637da2a29dab /gcc | |
| parent | edbbaf3b1bd04c4ea9d5891308eba2fbb3349bf5 (diff) | |
| download | gcc-a66272f6d2d307e7c06b2c4e48bbbd7ec331d919.zip gcc-a66272f6d2d307e7c06b2c4e48bbbd7ec331d919.tar.gz gcc-a66272f6d2d307e7c06b2c4e48bbbd7ec331d919.tar.bz2 | |
defaults.h: (DWARF_REG_TO_UNWIND_COLUMN): Define default.
2014-12-05 Olivier Hainque <hainque@adacore.com>
gcc/
* defaults.h: (DWARF_REG_TO_UNWIND_COLUMN): Define default.
* dwarf2cfi.c (init_one_dwarf_reg_size): Honor
DWARF_REG_TO_UNWIND_COLUMN.
libgcc/
* unwind-dw2.c (DWARF_REG_TO_UNWIND_COLUMN): Remove default def,
now provided by defaults.h.
From-SVN: r218429
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/defaults.h | 5 | ||||
| -rw-r--r-- | gcc/dwarf2cfi.c | 3 |
3 files changed, 13 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8a91551..3fc9bf1 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,11 @@ 2014-12-05 Olivier Hainque <hainque@adacore.com> + * defaults.h: (DWARF_REG_TO_UNWIND_COLUMN): Define default. + * dwarf2cfi.c (init_one_dwarf_reg_size): Honor + DWARF_REG_TO_UNWIND_COLUMN. + +2014-12-05 Olivier Hainque <hainque@adacore.com> + * dwarf2cfi.c (init_one_dwarf_reg_size): New helper, processing one particular reg for expand_builtin_init_dwarf_reg_sizes. (expand_builtin_init_dwarf_reg_sizes): Rework to use helper and diff --git a/gcc/defaults.h b/gcc/defaults.h index d2609e7..26e5750 100644 --- a/gcc/defaults.h +++ b/gcc/defaults.h @@ -438,6 +438,11 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see #define DWARF_FRAME_REGNUM(REG) DBX_REGISTER_NUMBER (REG) #endif +/* The mapping from dwarf CFA reg number to internal dwarf reg numbers. */ +#ifndef DWARF_REG_TO_UNWIND_COLUMN +#define DWARF_REG_TO_UNWIND_COLUMN(REGNO) (REGNO) +#endif + /* Map register numbers held in the call frame info that gcc has collected using DWARF_FRAME_REGNUM to those that should be output in .debug_frame and .eh_frame. */ diff --git a/gcc/dwarf2cfi.c b/gcc/dwarf2cfi.c index 0cd7220..04a17bd 100644 --- a/gcc/dwarf2cfi.c +++ b/gcc/dwarf2cfi.c @@ -286,8 +286,9 @@ void init_one_dwarf_reg_size (int regno, machine_mode regmode, { const unsigned int dnum = DWARF_FRAME_REGNUM (regno); const unsigned int rnum = DWARF2_FRAME_REG_OUT (dnum, 1); + const unsigned int dcol = DWARF_REG_TO_UNWIND_COLUMN (rnum); - const HOST_WIDE_INT slotoffset = rnum * GET_MODE_SIZE (slotmode); + const HOST_WIDE_INT slotoffset = dcol * GET_MODE_SIZE (slotmode); const HOST_WIDE_INT regsize = GET_MODE_SIZE (regmode); init_state->processed_regno[regno] = true; |