From 39f81924d88e3cc197fc3df74204c9b5e01e12f7 Mon Sep 17 00:00:00 2001 From: Hans-Peter Nilsson Date: Wed, 10 Apr 2024 17:24:10 +0200 Subject: [PATCH] Revert "testsuite/gcc.target/cris/pr93372-2.c: Handle xpass from combine improvement" This reverts commit 4c8b3600c4856f7915281ae3ff4d97271c83a540. --- gcc/testsuite/gcc.target/cris/pr93372-2.c | 15 +++++++-------- 1 file 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 2ef6471a990..912069c018d 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; }