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| author | Kazu Hirata <kazu@codesourcery.com> | 2006-05-22 17:55:53 +0000 |
|---|---|---|
| committer | Kazu Hirata <kazu@gcc.gnu.org> | 2006-05-22 17:55:53 +0000 |
| commit | 3d763bcffe7b76b4167159c9193263dbb47ededd (patch) | |
| tree | cb3ffe7a82a26a5b36b28bfa8bae93179e54b173 | |
| parent | 123b24e73b5ffc38f548cccfde0aea45b4797c51 (diff) | |
| download | gcc-3d763bcffe7b76b4167159c9193263dbb47ededd.zip gcc-3d763bcffe7b76b4167159c9193263dbb47ededd.tar.gz gcc-3d763bcffe7b76b4167159c9193263dbb47ededd.tar.bz2 | |
re PR target/27266 (syncronization primitives cause ICE with -march=pentium or better)
gcc/
PR target/27266
* config/i386/i386.c (ix86_expand_branch): Jump to simple if
ix86_compare_emitted is non-NULL.
gcc/testsuite/
PR target/27266
* gcc.target/i386/pr27266.c: New.
From-SVN: r113987
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr27266.c | 14 |
4 files changed, 31 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5ae866d..2d8c8ea 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2006-05-22 Kazu Hirata <kazu@codesourcery.com> + + PR target/27266 + * config/i386/i386.c (ix86_expand_branch): Jump to simple if + ix86_compare_emitted is non-NULL. + 2006-05-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de> PR c++/27451 diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index d1f087c..b004415 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -10175,6 +10175,12 @@ ix86_expand_branch (enum rtx_code code, rtx label) { rtx tmp; + /* If we have emitted a compare insn, go straight to simple. + ix86_expand_compare won't emit anything if ix86_compare_emitted + is non NULL. */ + if (ix86_compare_emitted) + goto simple; + switch (GET_MODE (ix86_compare_op0)) { case QImode: diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 89b9a02..79ec93c 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2006-05-22 Kazu Hirata <kazu@codesourcery.com> + + PR target/27266 + * gcc.target/i386/pr27266.c: New. + 2006-05-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de> PR c++/27451 diff --git a/gcc/testsuite/gcc.target/i386/pr27266.c b/gcc/testsuite/gcc.target/i386/pr27266.c new file mode 100644 index 0000000..73e7c59 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr27266.c @@ -0,0 +1,14 @@ +/* PR target/27266. + The testcase below used to trigger an ICE. */ + +/* { dg-do compile } */ +/* { dg-require-effective-target ilp32 } */ +/* { dg-options "-march=pentium" } */ + +signed long long sll; + +void +foo (void) +{ + __sync_fetch_and_add (&sll, 1); +} |