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| author | James Greenhalgh <james.greenhalgh@arm.com> | 2015-06-05 08:47:44 +0000 |
|---|---|---|
| committer | James Greenhalgh <jgreenhalgh@gcc.gnu.org> | 2015-06-05 08:47:44 +0000 |
| commit | f8940d4a097beb106a325878010e5467f5c6f6d5 (patch) | |
| tree | 82d9c2575620e32072c7edef398aa1b818a54acb /gcc/builtins.c | |
| parent | edf1fd6defa3ed02f1079376b0eecd51cbcb3e44 (diff) | |
| download | gcc-f8940d4a097beb106a325878010e5467f5c6f6d5.zip gcc-f8940d4a097beb106a325878010e5467f5c6f6d5.tar.gz gcc-f8940d4a097beb106a325878010e5467f5c6f6d5.tar.bz2 | |
[Patch] The comparison in a compare exchange should not take place in VOIDmode
gcc/
* builtins.c (expand_builtin_atomic_compare_exchange): Call
emit_cmp_and_jump_insns with the mode of target.
From-SVN: r224148
Diffstat (limited to 'gcc/builtins.c')
| -rw-r--r-- | gcc/builtins.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/builtins.c b/gcc/builtins.c index f20608b2..8772158 100644 --- a/gcc/builtins.c +++ b/gcc/builtins.c @@ -5471,7 +5471,8 @@ expand_builtin_atomic_compare_exchange (machine_mode mode, tree exp, the normal case where EXPECT is totally private, i.e. a register. At which point the store can be unconditional. */ label = gen_label_rtx (); - emit_cmp_and_jump_insns (target, const0_rtx, NE, NULL, VOIDmode, 1, label); + emit_cmp_and_jump_insns (target, const0_rtx, NE, NULL, + GET_MODE (target), 1, label); emit_move_insn (expect, oldval); emit_label (label); |