diff options
| author | Andreas Schwab <schwab@linux-m68k.org> | 2018-07-17 18:42:42 +0000 |
|---|---|---|
| committer | Andreas Schwab <schwab@gcc.gnu.org> | 2018-07-17 18:42:42 +0000 |
| commit | 0d7afd5d27bd51ec843a5fb78046c12ca4b9796f (patch) | |
| tree | fbc295be8a426a5f438b28267c3c604ceaa61d7d /gcc/testsuite/gcc.target/m68k | |
| parent | a7385f1c0eb0986f7d6bc68ea3f26e5a96f50c80 (diff) | |
Fix invalid cc_status after [const_][us]mulsi3_highpart
* config/m68k/m68k.md (umulsi3_highpart+1, const_umulsi3_highpart)
(smulsi3_highpart+1, const_smulsi3_highpart): Add CC_STATUS_INIT.
testsuite/:
* gcc.target/m68k/mulsi_highpart.c: New test.
From-SVN: r262835
Diffstat (limited to 'gcc/testsuite/gcc.target/m68k')
| -rw-r--r-- | gcc/testsuite/gcc.target/m68k/mulsi_highpart.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/m68k/mulsi_highpart.c b/gcc/testsuite/gcc.target/m68k/mulsi_highpart.c new file mode 100644 index 00000000000..f17586ee525 --- /dev/null +++ b/gcc/testsuite/gcc.target/m68k/mulsi_highpart.c @@ -0,0 +1,8 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -m68020" } */ +/* Don't optimize away a compare after [us]mulsi_highpart. */ +/* { dg-final { scan-assembler {tst\.?l} } } */ +int cmp (unsigned int a, unsigned int b) +{ + return (a > 0xffffffff / b); +} |