[PATCH] PR92398: Fix testcase failure of pr72804.c

[Xiong Hu Luo]

P9LE generated instruction is not worse than P8LE.
mtvsrdd;xxlnot;stxv vs. not;not;std;std.
Update the test case to fix failures.

gcc/testsuite/ChangeLog:

        2019-11-15  Luo Xiong Hu  <luo...@linux.ibm.com>

        testsuite/pr92398
        * gcc.target/powerpc/pr72804.h: New.
        * gcc.target/powerpc/pr72804.p8.c: New.
        * gcc.target/powerpc/pr72804.c: Rename to ...
        * gcc.target/powerpc/pr72804.p9.c: ... this one.
---
 gcc/testsuite/gcc.target/powerpc/pr72804.h    | 17 ++++++++++++++
 gcc/testsuite/gcc.target/powerpc/pr72804.p8.c | 16 ++++++++++++++
 .../powerpc/{pr72804.c => pr72804.p9.c}       | 22 ++++++-------------
 3 files changed, 40 insertions(+), 15 deletions(-)
 create mode 100644 gcc/testsuite/gcc.target/powerpc/pr72804.h
 create mode 100644 gcc/testsuite/gcc.target/powerpc/pr72804.p8.c
 rename gcc/testsuite/gcc.target/powerpc/{pr72804.c => pr72804.p9.c} (59%)

diff --git a/gcc/testsuite/gcc.target/powerpc/pr72804.h 
b/gcc/testsuite/gcc.target/powerpc/pr72804.h
new file mode 100644
index 00000000000..8a5ea93cc17
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pr72804.h
@@ -0,0 +1,17 @@
+/* This test code is included into pr72804.p8.c and pr72804.p9.c
+   The two files have the tests for the number of instructions generated for
+   P8LE versus P9LE.  */
+
+__int128_t
+foo (__int128_t *src)
+{
+  return ~*src;
+}
+
+void
+bar (__int128_t *dst, __int128_t src)
+{
+  *dst =  ~src;
+}
+
+
diff --git a/gcc/testsuite/gcc.target/powerpc/pr72804.p8.c 
b/gcc/testsuite/gcc.target/powerpc/pr72804.p8.c
new file mode 100644
index 00000000000..ad968769aae
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pr72804.p8.c
@@ -0,0 +1,16 @@
+/* { dg-do compile { target lp64 } } */
+/* { dg-skip-if "" { powerpc*-*-darwin* } } */
+/* { dg-require-effective-target powerpc_vsx_ok } */
+/* { dg-options "-O2 -mvsx -mdejagnu-cpu=power8" } */
+
+/* { dg-final { scan-assembler-times "not " 4 {xfail be} } } */
+/* { dg-final { scan-assembler-times "std " 2 {xfail be} } } */
+/* { dg-final { scan-assembler-times "ld " 2 } } */
+/* { dg-final { scan-assembler-not "lxvd2x" } } */
+/* { dg-final { scan-assembler-not "stxvd2x" } } */
+/* { dg-final { scan-assembler-not "xxpermdi" } } */
+/* { dg-final { scan-assembler-not "mfvsrd" } } */
+/* { dg-final { scan-assembler-not "mfvsrd" } } */
+
+/* Source code for the test in pr72804.h */
+#include "pr72804.h"
diff --git a/gcc/testsuite/gcc.target/powerpc/pr72804.c 
b/gcc/testsuite/gcc.target/powerpc/pr72804.p9.c
similarity index 59%
rename from gcc/testsuite/gcc.target/powerpc/pr72804.c
rename to gcc/testsuite/gcc.target/powerpc/pr72804.p9.c
index 10e37caed6b..2059d7df1a2 100644
--- a/gcc/testsuite/gcc.target/powerpc/pr72804.c
+++ b/gcc/testsuite/gcc.target/powerpc/pr72804.p9.c
@@ -1,25 +1,17 @@
 /* { dg-do compile { target { lp64 } } } */
 /* { dg-skip-if "" { powerpc*-*-darwin* } } */
 /* { dg-require-effective-target powerpc_vsx_ok } */
-/* { dg-options "-O2 -mvsx -fno-inline-functions --param 
max-inline-insns-single-O2=200" } */
+/* { dg-options "-O2 -mvsx -mdejagnu-cpu=power9" } */
 
-__int128_t
-foo (__int128_t *src)
-{
-  return ~*src;
-}
-
-void
-bar (__int128_t *dst, __int128_t src)
-{
-  *dst =  ~src;
-}
-
-/* { dg-final { scan-assembler-times "not " 4 } } */
-/* { dg-final { scan-assembler-times "std " 2 } } */
+/* { dg-final { scan-assembler-times "not " 2 } } */
+/* { dg-final { scan-assembler-times "std " 0 } } */
 /* { dg-final { scan-assembler-times "ld " 2 } } */
 /* { dg-final { scan-assembler-not "lxvd2x" } } */
 /* { dg-final { scan-assembler-not "stxvd2x" } } */
 /* { dg-final { scan-assembler-not "xxpermdi" } } */
 /* { dg-final { scan-assembler-not "mfvsrd" } } */
 /* { dg-final { scan-assembler-not "mfvsrd" } } */
+
+/* Source code for the test in pr72804.h */
+#include "pr72804.h"
+
-- 
2.21.0.777.g83232e3864