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author | Hans-Peter Nilsson <hp@axis.com> | 2024-04-10 17:24:10 +0200 |
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committer | Hans-Peter Nilsson <hp@bitrange.com> | 2024-04-11 00:48:05 +0200 |
commit | 39f81924d88e3cc197fc3df74204c9b5e01e12f7 (patch) | |
tree | 132d22bcfe7172187555c354c1222fb96fdf3151 | |
parent | b8b148bc22673689fda19711b428b544462be2e4 (diff) | |
download | gcc-39f81924d88e3cc197fc3df74204c9b5e01e12f7.zip gcc-39f81924d88e3cc197fc3df74204c9b5e01e12f7.tar.gz gcc-39f81924d88e3cc197fc3df74204c9b5e01e12f7.tar.bz2 |
Revert "testsuite/gcc.target/cris/pr93372-2.c: Handle xpass from combine improvement"
This reverts commit 4c8b3600c4856f7915281ae3ff4d97271c83a540.
-rw-r--r-- | gcc/testsuite/gcc.target/cris/pr93372-2.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/gcc/testsuite/gcc.target/cris/pr93372-2.c b/gcc/testsuite/gcc.target/cris/pr93372-2.c index 2ef6471..912069c 100644 --- a/gcc/testsuite/gcc.target/cris/pr93372-2.c +++ b/gcc/testsuite/gcc.target/cris/pr93372-2.c @@ -1,20 +1,19 @@ /* Check that eliminable compare-instructions are eliminated. */ /* { dg-do compile } */ /* { dg-options "-O2" } */ -/* { dg-final { scan-assembler-not "\tcmp|\ttest" } } */ -/* { dg-final { scan-assembler-not "\tnot" } } */ -/* { dg-final { scan-assembler-not "\tlsr" } } */ -/* We should get just one move, storing the result into *d. */ -/* { dg-final { scan-assembler-times "\tmove" 1 } } */ +/* { dg-final { scan-assembler-not "\tcmp|\ttest" { xfail *-*-* } } } */ +/* { dg-final { scan-assembler-not "\tnot" { xfail cc0 } } } */ +/* { dg-final { scan-assembler-not "\tlsr" { xfail cc0 } } } */ int f(int a, int b, int *d) { int c = a - b; - /* We used to get a cmp.d with the original operands here. */ + /* Whoops! We get a cmp.d with the original operands here. */ *d = (c == 0); - /* We used to get a suboptimal sequence, but now we get the optimal "sge" - (a.k.a "spl") re-using flags from the subtraction. */ + /* Whoops! While we don't get a test.d for the result here for cc0, + we get a sequence of insns: a move, a "not" and a shift of the + subtraction-result, where a simple "spl" would have done. */ return c >= 0; } |