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* [gcc r14-156] Adjust x86 testsuite for recent if-conversion cost checking
@ 2023-04-21 18:24 Jeff Law
0 siblings, 0 replies; only message in thread
From: Jeff Law @ 2023-04-21 18:24 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:f1f18198b069f461155191ecba41bc87bf5689dd
commit r14-156-gf1f18198b069f461155191ecba41bc87bf5689dd
Author: Jeff Law <jlaw@ventanamicro>
Date: Fri Apr 21 12:22:24 2023 -0600
Adjust x86 testsuite for recent if-conversion cost checking
gcc/testsuite
PR testsuite/109549
* gcc.target/i386/cmov6.c: No longer expect this test to
generate 'cmov' instructions.
Diff:
---
gcc/testsuite/gcc.target/i386/cmov6.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/gcc/testsuite/gcc.target/i386/cmov6.c b/gcc/testsuite/gcc.target/i386/cmov6.c
index 535326e4c2a..5111c8a9099 100644
--- a/gcc/testsuite/gcc.target/i386/cmov6.c
+++ b/gcc/testsuite/gcc.target/i386/cmov6.c
@@ -1,6 +1,9 @@
/* { dg-do compile } */
/* { dg-options "-O2 -march=k8" } */
-/* { dg-final { scan-assembler "cmov\[^6\]" } } */
+/* if-converting this sequence would require two cmov
+ instructions and seems to always cost more independent
+ of the TUNE_ONE_IF_CONV setting. */
+/* { dg-final { scan-assembler-not "cmov\[^6\]" } } */
/* Verify that blocks are converted to conditional moves. */
extern int bar (int, int);
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