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| author | J"orn Rennecke <joern.rennecke@superh.com> | 2002-07-22 14:22:58 +0000 |
|---|---|---|
| committer | Joern Rennecke <amylaar@gcc.gnu.org> | 2002-07-22 15:22:58 +0100 |
| commit | 0d541696aa1fce80cf0d521be3e1664391526c28 (patch) | |
| tree | 46ec71384d4da8c03d74e1033eca3bb9635fd5e0 /gcc | |
| parent | bb9b3805344933d33cc30323e6d72ae69623f91a (diff) | |
| download | gcc-0d541696aa1fce80cf0d521be3e1664391526c28.zip gcc-0d541696aa1fce80cf0d521be3e1664391526c28.tar.gz gcc-0d541696aa1fce80cf0d521be3e1664391526c28.tar.bz2 | |
optabs.c (expand_vector_unop): Don't expand using sub_optab if we got the wrong mode.
* optabs.c (expand_vector_unop): Don't expand using sub_optab
if we got the wrong mode.
From-SVN: r55648
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/optabs.c | 5 |
2 files changed, 8 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 6e8dfd6..1f413bb 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,4 +1,7 @@ -Mon Jul 22 15:18:58 2002 J"orn Rennecke <joern.rennecke@superh.com> +Mon Jul 22 15:21:41 2002 J"orn Rennecke <joern.rennecke@superh.com> + + * optabs.c (expand_vector_unop): Don't expand using sub_optab + if we got the wrong mode. * hwint.c (define HOST_WIDE_INT_PRINT_DEC_C): New define. * genrecog.c (write_switch, write_cond): Use it. diff --git a/gcc/optabs.c b/gcc/optabs.c index dcb4df5..c2f9863 100644 --- a/gcc/optabs.c +++ b/gcc/optabs.c @@ -2049,7 +2049,10 @@ expand_vector_unop (mode, unoptab, op0, target, unsignedp) submode = tmode; } /* If there is no negate operation, try doing a subtract from zero. */ - if (unoptab == neg_optab && GET_MODE_CLASS (submode) == MODE_INT) + if (unoptab == neg_optab && GET_MODE_CLASS (submode) == MODE_INT + /* Avoid infinite recursion when an + error has left us with the wrong mode. */ + && GET_MODE (op0) == mode) { rtx temp; temp = expand_binop (mode, sub_optab, CONST0_RTX (mode), op0, |