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| author | Ian Lance Taylor <iant@google.com> | 2007-02-08 00:59:14 +0000 |
|---|---|---|
| committer | Ian Lance Taylor <ian@gcc.gnu.org> | 2007-02-08 00:59:14 +0000 |
| commit | 1f64a0811b05c2f4fdc39d66dea4dbdb66c4952d (patch) | |
| tree | babd76cec557046e1170d5178daf1a07972d000c | |
| parent | e42ac3dede382243e5ded0b994ec2656d991f6a9 (diff) | |
| download | gcc-1f64a0811b05c2f4fdc39d66dea4dbdb66c4952d.tar.gz | |
* lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
From-SVN: r121707
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/lower-subreg.c | 5 |
2 files changed, 9 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index da613e789fb..34abb3be7ef 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2007-02-07 Ian Lance Taylor <iant@google.com> + + * lower-subreg.c (simple_move): Reject PARTIAL_INT modes. + 2007-02-07 Roger Sayle <roger@eyesopen.com> * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2, diff --git a/gcc/lower-subreg.c b/gcc/lower-subreg.c index 8d04390da93..fbb506c572e 100644 --- a/gcc/lower-subreg.c +++ b/gcc/lower-subreg.c @@ -136,6 +136,11 @@ simple_move (rtx insn) == BLKmode)) return NULL_RTX; + /* Reject PARTIAL_INT modes. They are used for processor specific + purposes and it's probably best not to tamper with them. */ + if (GET_MODE_CLASS (mode) == MODE_PARTIAL_INT) + return NULL_RTX; + return set; } |