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| author | Olivier Hainque <hainque@act-europe.fr> | 2003-04-29 23:47:42 +0200 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 2003-04-29 17:47:42 -0400 |
| commit | 0219237c53194d1820ab8b00c6af19f68c7862c8 (patch) | |
| tree | e872788a30b861d8ac3ce91e7c009008c9a9ce8c /gcc | |
| parent | 555456b175d649bfd04a906e4d32b9329f35db4c (diff) | |
| download | gcc-0219237c53194d1820ab8b00c6af19f68c7862c8.zip gcc-0219237c53194d1820ab8b00c6af19f68c7862c8.tar.gz gcc-0219237c53194d1820ab8b00c6af19f68c7862c8.tar.bz2 | |
calls.c (expand_call): When modes of target and valreg match, force sibcall failure when target is a MEM.
* calls.c (expand_call): When modes of target and valreg match, force
sibcall failure when target is a MEM.
From-SVN: r66260
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/calls.c | 6 |
2 files changed, 11 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 2b65a5c..589009a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2003-04-29 Olivier Hainque <hainque@act-europe.fr> + + * calls.c (expand_call): When modes of target and valreg match, force + sibcall failure when target is a MEM. + 2003-04-29 Geoffrey Keating <geoffk@apple.com> * doc/invoke.texi (Overall Options): Mention -x objective-c-header. diff --git a/gcc/calls.c b/gcc/calls.c index bd889e1..135f949 100644 --- a/gcc/calls.c +++ b/gcc/calls.c @@ -3279,6 +3279,12 @@ expand_call (exp, target, ignore) If they refer to the same register, this move will be a no-op, except when function inlining is being done. */ emit_move_insn (target, valreg); + + /* If we are setting a MEM, this code must be executed. Since it is + emitted after the call insn, sibcall optimization cannot be + performed in that case. */ + if (GET_CODE (target) == MEM) + sibcall_failure = 1; } else if (TYPE_MODE (TREE_TYPE (exp)) == BLKmode) { |