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Revert "testsuite/gcc.target/cris/pr93372-2.c: Handle xpass from combine improvement"

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This reverts commit 4c8b3600c4.
This commit is contained in:
Hans-Peter Nilsson 2024-04-10 17:24:10 +02:00 committed by Hans-Peter Nilsson
parent b8b148bc22
commit 39f81924d8
1 changed files with 7 additions and 8 deletions
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15
gcc/testsuite/gcc.target/cris/pr93372-2.c
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@ -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;
}