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| author | Jakub Jelinek <jakub@gcc.gnu.org> | 2006-01-04 09:15:06 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2006-01-04 09:15:06 +0100 |
| commit | d90ee6be660e3da0871af961be1d2171cf15c622 (patch) | |
| tree | 3ac4ff6249316e463e7111ce46c5646a31e3ee55 /gcc/ChangeLog | |
| parent | ee8960e55808aeeb4183ea07b3bad7f67fa6b640 (diff) | |
| download | gcc-d90ee6be660e3da0871af961be1d2171cf15c622.zip gcc-d90ee6be660e3da0871af961be1d2171cf15c622.tar.gz gcc-d90ee6be660e3da0871af961be1d2171cf15c622.tar.bz2 | |
re PR target/25554 (unrecognizable insn on x86_64 with -O2 -ftracer ( -fno-tree-dominator-opts on the mainline))
PR target/25554
* config/i386/i386.md (testqi_ext_3): Ensure len is positive
and pos non-negative and pos + len <= 32.
(testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
drop pos + len < HOST_BITS_PER_WIDE_INT test.
(testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
* gcc.c-torture/compile/20051228-1.c: New test.
From-SVN: r109317
Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8e27597..754f14f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,12 @@ 2006-01-04 Jakub Jelinek <jakub@redhat.com> + PR target/25554 + * config/i386/i386.md (testqi_ext_3): Ensure len is positive + and pos non-negative and pos + len <= 32. + (testqi_ext_3_rex64): Ensure len is positive and pos non-negative, + drop pos + len < HOST_BITS_PER_WIDE_INT test. + (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT. + PR c/25559 * c-common.c (handle_vector_size_attribute): Reject zero vector size as well as sizes not multiple of component size. |