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* [Bug target/108810] New: gcc.target/powerpc/fold-vec-extract-double.p9.c fails on power 9 BE
@ 2023-02-15 22:01 seurer at gcc dot gnu.org
2023-02-17 6:14 ` [Bug testsuite/108810] " linkw at gcc dot gnu.org
` (3 more replies)
0 siblings, 4 replies; 5+ messages in thread
From: seurer at gcc dot gnu.org @ 2023-02-15 22:01 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108810
Bug ID: 108810
Summary: gcc.target/powerpc/fold-vec-extract-double.p9.c fails
on power 9 BE
Product: gcc
Version: 13.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: seurer at gcc dot gnu.org
Target Milestone: ---
make -k check-gcc
RUNTESTFLAGS="powerpc.exp=gcc.target/powerpc/fold-vec-extract-double.p9.c"
FAIL: gcc.target/powerpc/fold-vec-extract-double.p9.c scan-assembler-times
\\mxxlor\\M 2
# of expected passes 4
# of unexpected failures 1
This fails on power 9 BE (only) and fails for trunk as well as gcc 12, 11, and
10.
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug testsuite/108810] gcc.target/powerpc/fold-vec-extract-double.p9.c fails on power 9 BE
2023-02-15 22:01 [Bug target/108810] New: gcc.target/powerpc/fold-vec-extract-double.p9.c fails on power 9 BE seurer at gcc dot gnu.org
@ 2023-02-17 6:14 ` linkw at gcc dot gnu.org
2023-03-08 6:59 ` cvs-commit at gcc dot gnu.org
` (2 subsequent siblings)
3 siblings, 0 replies; 5+ messages in thread
From: linkw at gcc dot gnu.org @ 2023-02-17 6:14 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108810
Kewen Lin <linkw at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Last reconfirmed| |2023-02-17
Status|UNCONFIRMED |NEW
Component|target |testsuite
CC| |linkw at gcc dot gnu.org
Ever confirmed|0 |1
--- Comment #1 from Kewen Lin <linkw at gcc dot gnu.org> ---
This is an test case issue:
double
testd_cst (vector double vd2)
{
return vec_extract (vd2, 1);
}
got xxlor on LE but xxpermdi on BE.
The scan insn xxlor is for the high order element, the index is 0 on BE and 1
on LE.
The below diff can fix it:
diff --git a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-double.p9.c
b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-double.p9.c
index 6c515035d1a..100f680fd02 100644
--- a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-double.p9.c
+++ b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-double.p9.c
@@ -18,9 +18,15 @@ testd_var (vector double vd2, signed int si)
return vec_extract (vd2, si);
}
+#ifdef __BIG_ENDIAN__
+#define HIGH_ORDER_ELEMENT_INDEX 0
+#else
+#define HIGH_ORDER_ELEMENT_INDEX 1
+#endif
+
double
testd_cst (vector double vd2)
{
- return vec_extract (vd2, 1);
+ return vec_extract (vd2, HIGH_ORDER_ELEMENT_INDEX);
}
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug testsuite/108810] gcc.target/powerpc/fold-vec-extract-double.p9.c fails on power 9 BE
2023-02-15 22:01 [Bug target/108810] New: gcc.target/powerpc/fold-vec-extract-double.p9.c fails on power 9 BE seurer at gcc dot gnu.org
2023-02-17 6:14 ` [Bug testsuite/108810] " linkw at gcc dot gnu.org
@ 2023-03-08 6:59 ` cvs-commit at gcc dot gnu.org
2023-03-08 7:53 ` linkw at gcc dot gnu.org
2023-03-08 7:53 ` linkw at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2023-03-08 6:59 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108810
--- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Kewen Lin <linkw@gcc.gnu.org>:
https://gcc.gnu.org/g:4bcdc362e90a07977f85d79c82fd7dcd20d80ac9
commit r13-6539-g4bcdc362e90a07977f85d79c82fd7dcd20d80ac9
Author: Kewen Lin <linkw@linux.ibm.com>
Date: Wed Mar 8 00:56:31 2023 -0600
testsuite: Adjust fold-vec-extract-double.p9.c for powerpc BE [PR108810]
On BE, the extracted index for the leftmost element is 0
rather than 1, adjust the test case accordingly.
PR testsuite/108810
gcc/testsuite/ChangeLog:
* gcc.target/powerpc/fold-vec-extract-double.p9.c (testd_cst):
Adjust
the extracted index for BE.
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug testsuite/108810] gcc.target/powerpc/fold-vec-extract-double.p9.c fails on power 9 BE
2023-02-15 22:01 [Bug target/108810] New: gcc.target/powerpc/fold-vec-extract-double.p9.c fails on power 9 BE seurer at gcc dot gnu.org
2023-02-17 6:14 ` [Bug testsuite/108810] " linkw at gcc dot gnu.org
2023-03-08 6:59 ` cvs-commit at gcc dot gnu.org
@ 2023-03-08 7:53 ` linkw at gcc dot gnu.org
2023-03-08 7:53 ` linkw at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: linkw at gcc dot gnu.org @ 2023-03-08 7:53 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108810
Kewen Lin <linkw at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution|--- |FIXED
--- Comment #3 from Kewen Lin <linkw at gcc dot gnu.org> ---
Should be fixed on trunk.
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug testsuite/108810] gcc.target/powerpc/fold-vec-extract-double.p9.c fails on power 9 BE
2023-02-15 22:01 [Bug target/108810] New: gcc.target/powerpc/fold-vec-extract-double.p9.c fails on power 9 BE seurer at gcc dot gnu.org
` (2 preceding siblings ...)
2023-03-08 7:53 ` linkw at gcc dot gnu.org
@ 2023-03-08 7:53 ` linkw at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: linkw at gcc dot gnu.org @ 2023-03-08 7:53 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108810
Kewen Lin <linkw at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |13.0
^ permalink raw reply [flat|nested] 5+ messages in thread
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2023-02-15 22:01 [Bug target/108810] New: gcc.target/powerpc/fold-vec-extract-double.p9.c fails on power 9 BE seurer at gcc dot gnu.org
2023-02-17 6:14 ` [Bug testsuite/108810] " linkw at gcc dot gnu.org
2023-03-08 6:59 ` cvs-commit at gcc dot gnu.org
2023-03-08 7:53 ` linkw at gcc dot gnu.org
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