diff options
| author | Jiong Wang <jiong.wang@arm.com> | 2017-01-20 00:05:30 +0000 |
|---|---|---|
| committer | Jiong Wang <jiwang@gcc.gnu.org> | 2017-01-20 00:05:30 +0000 |
| commit | 27169e45d4c16032c2fdee7b89883a1ca62b2b93 (patch) | |
| tree | 973ab061acd52a557d12c128f6752e9cf448da42 /gcc/dwarf2cfi.c | |
| parent | db58fd8954f5dfd868dbed110f2c8a04bb4b0753 (diff) | |
[AArch64][2/4] Generate dwarf information for -msign-return-address
gcc/
* reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
* combine-stack-adj.c (no_unhandled_cfa): Handle
REG_CFA_TOGGLE_RA_MANGLE.
* dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
* config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
info for return address signing.
(aarch64_expand_epilogue): Likewise.
From-SVN: r244667
Diffstat (limited to 'gcc/dwarf2cfi.c')
| -rw-r--r-- | gcc/dwarf2cfi.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/dwarf2cfi.c b/gcc/dwarf2cfi.c index 2748e2fa48e..2a527c9feca 100644 --- a/gcc/dwarf2cfi.c +++ b/gcc/dwarf2cfi.c @@ -2098,7 +2098,9 @@ dwarf2out_frame_debug (rtx_insn *insn) handled_one = true; break; + case REG_CFA_TOGGLE_RA_MANGLE: case REG_CFA_WINDOW_SAVE: + /* We overload both of these operations onto the same DWARF opcode. */ dwarf2out_frame_debug_cfa_window_save (); handled_one = true; break; |