On May 27, 2024, "Kewen.Lin" <li...@linux.ibm.com> wrote:

> OK with these nits tweaked and re-tested well, thanks!

Thanks, here's what I've retested on ppc64le-linux-gnu, and will push
onto trunk eventually, after retesting also on ppc- and ppc64-vx7r2:


[testsuite] [powerpc] adjust -m32 counts for fold-vec-extract*

Codegen changes caused add instruction count mismatches on
ppc-*-linux-gnu and other 32-bit ppc targets.  At some point the
expected counts were adjusted for lp64, but ilp32 differences
remained, and published test results confirm it.


for  gcc/testsuite/ChangeLog

        PR testsuite/101169
        * gcc.target/powerpc/fold-vec-extract-double.p7.c: Adjust addi
        counts for ilp32.
        * gcc.target/powerpc/fold-vec-extract-float.p7.c: Likewise.
        * gcc.target/powerpc/fold-vec-extract-float.p8.c: Likewise.
        * gcc.target/powerpc/fold-vec-extract-int.p7.c: Likewise.
        * gcc.target/powerpc/fold-vec-extract-int.p8.c: Likewise.
        * gcc.target/powerpc/fold-vec-extract-short.p7.c: Likewise.
        * gcc.target/powerpc/fold-vec-extract-short.p8.c: Likewise.
---
 .../powerpc/fold-vec-extract-double.p7.c           |    5 ++---
 .../gcc.target/powerpc/fold-vec-extract-float.p7.c |    5 ++---
 .../gcc.target/powerpc/fold-vec-extract-float.p8.c |    3 +--
 .../gcc.target/powerpc/fold-vec-extract-int.p7.c   |    3 +--
 .../gcc.target/powerpc/fold-vec-extract-int.p8.c   |    3 +--
 .../gcc.target/powerpc/fold-vec-extract-short.p7.c |    3 +--
 .../gcc.target/powerpc/fold-vec-extract-short.p8.c |    3 +--
 7 files changed, 9 insertions(+), 16 deletions(-)

diff --git a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-double.p7.c 
b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-double.p7.c
index 3cae644b90b71..e69d9253e2d28 100644
--- a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-double.p7.c
+++ b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-double.p7.c
@@ -13,12 +13,11 @@
 /* { dg-final { scan-assembler-times {\mxxpermdi\M} 1 } } */
 /* { dg-final { scan-assembler-times {\mli\M} 1 } } */
 /* -m32 target has an 'add' in place of one of the 'addi'. */
-/* { dg-final { scan-assembler-times {\maddi\M|\madd\M} 2 { target lp64 } } } 
*/
-/* { dg-final { scan-assembler-times {\maddi\M|\madd\M} 3 { target ilp32 } } } 
*/
+/* { dg-final { scan-assembler-times {\maddi?\M} 2 } } */
 /* -m32 target has a rlwinm in place of a rldic .  */
 /* { dg-final { scan-assembler-times {\mrldic\M|\mrlwinm\M} 1 } } */
 /* { dg-final { scan-assembler-times {\mstxvd2x\M} 1 } } */
-/* { dg-final { scan-assembler-times {\mlfdx\M|\mlfd\M} 1 } } */
+/* { dg-final { scan-assembler-times {\mlfdx?\M} 1 } } */
 
 #include <altivec.h>
 
diff --git a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-float.p7.c 
b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-float.p7.c
index f7c06e9610914..ab03cd8adb00e 100644
--- a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-float.p7.c
+++ b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-float.p7.c
@@ -12,13 +12,12 @@
 /* { dg-final { scan-assembler-times {\mxscvspdp\M} 1 } } */
 /* { dg-final { scan-assembler-times {\mli\M} 1 } } */
 /* -m32 as an add in place of an addi. */
-/* { dg-final { scan-assembler-times {\maddi\M|\madd\M} 2 { target lp64 } } } 
*/
-/* { dg-final { scan-assembler-times {\maddi\M|\madd\M} 3 { target ilp32 } } } 
*/
+/* { dg-final { scan-assembler-times {\maddi?\M} 2 } } */
 /* { dg-final { scan-assembler-times {\mstxvd2x\M|\mstvx\M|\mstxv\M} 1 } } */
 /* -m32 uses rlwinm in place of rldic */
 /* { dg-final { scan-assembler-times {\mrldic\M|\mrlwinm\M} 1 } } */
 /* -m32 has lfs in place of lfsx */
-/* { dg-final { scan-assembler-times {\mlfsx\M|\mlfs\M} 1 } } */
+/* { dg-final { scan-assembler-times {\mlfsx?\M} 1 } } */
 
 #include <altivec.h>
 
diff --git a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-float.p8.c 
b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-float.p8.c
index 6819d271c539d..ce435d82c1645 100644
--- a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-float.p8.c
+++ b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-float.p8.c
@@ -24,9 +24,8 @@
 /* { dg-final { scan-assembler-times {\mli\M} 1 { target ilp32 } } } */
 /* { dg-final { scan-assembler-times {\mrlwinm\M} 1 { target ilp32 } } } */
 /* { dg-final { scan-assembler-times {\mstxvd2x\M} 1 { target ilp32 } } } */
-/* { dg-final { scan-assembler-times {\madd\M} 1 { target ilp32 } } } */
 /* { dg-final { scan-assembler-times {\mlfs\M} 1 { target ilp32 } } } */
-/* { dg-final { scan-assembler-times {\maddi\M} 2 { target ilp32 } } } */
+/* { dg-final { scan-assembler-times {\maddi?\M} 2 { target ilp32 } } } */
 
 
 #include <altivec.h>
diff --git a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-int.p7.c 
b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-int.p7.c
index 5163692695339..20e3d25348952 100644
--- a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-int.p7.c
+++ b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-int.p7.c
@@ -10,8 +10,7 @@
 // P7 variables:  li, addi, stxvw4x, lwa/lwz
 
 /* { dg-final { scan-assembler-times {\mli\M} 6 } } */
-/* { dg-final { scan-assembler-times {\maddi\M|\madd\M} 9 { target lp64 } } } 
*/
-/* { dg-final { scan-assembler-times {\maddi\M|\madd\M} 12 { target ilp32 } } 
} */
+/* { dg-final { scan-assembler-times {\maddi?\M} 9 } } */
 /* { dg-final { scan-assembler-times {\mstxvw4x\M|\mstvx\M|\mstxv\M} 6 } } */
 /* { dg-final { scan-assembler-times {\mrldic\M|\mrlwinm\M} 3 } } */
 /* { dg-final { scan-assembler-times {\mlwz\M|\mlwa\M|\mlwzx\M|\mlwax\M} 6 } } 
*/
diff --git a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-int.p8.c 
b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-int.p8.c
index 67fa89d9e02e6..81d95e456bf01 100644
--- a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-int.p8.c
+++ b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-int.p8.c
@@ -28,9 +28,8 @@
 /* { dg-final { scan-assembler-times {\mli\M} 6 { target ilp32 } } } */
 /* { dg-final { scan-assembler-times {\mrlwinm\M} 3 { target ilp32 } } } */
 /* { dg-final { scan-assembler-times {\mstxvw4x\M} 6 { target ilp32 } } } */
-/* { dg-final { scan-assembler-times {\madd\M} 3 { target ilp32 } } } */
 /* { dg-final { scan-assembler-times {\mlwz\M} 6 { target ilp32 } } } */
-/* { dg-final { scan-assembler-times {\maddi\M} 9 { target ilp32 } } } */
+/* { dg-final { scan-assembler-times {\maddi?\M} 9 { target ilp32 } } } */
 
 
 
diff --git a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-short.p7.c 
b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-short.p7.c
index 5f3b11fc5c10e..d8ed54703c9ea 100644
--- a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-short.p7.c
+++ b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-short.p7.c
@@ -10,8 +10,7 @@
 // P7 (be) constants:            li, addi,              stxvw4x, lha/lhz
 
 /* { dg-final { scan-assembler-times {\mli\M} 6 } } */
-/* { dg-final { scan-assembler-times {\maddi\M|\madd\M} 9 { target lp64 } } } 
*/
-/* { dg-final { scan-assembler-times {\maddi\M|\madd\M} 12 { target ilp32 } } 
} */
+/* { dg-final { scan-assembler-times {\maddi?\M} 9 } } */
 /* { dg-final { scan-assembler-times {\mrldic\M|\mrlwinm\M} 3 } } */
 /* { dg-final { scan-assembler-times {\mstxvw4x\M|\mstvx\M} 6 } } */
 /* { dg-final { scan-assembler-times "lhz|lha|lhzx|lhax" 6 } } */
diff --git a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-short.p8.c 
b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-short.p8.c
index 0db99933871ff..af741c1a7ab83 100644
--- a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-short.p8.c
+++ b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-short.p8.c
@@ -30,9 +30,8 @@
 /* { dg-final { scan-assembler-times {\mli\M} 6 { target ilp32 } } } */
 /* { dg-final { scan-assembler-times "stxvw4x" 6 { target ilp32 } } } */
 /* add and rlwinm instructions only on the variable tests. */
-/* { dg-final { scan-assembler-times {\madd\M} 3 { target ilp32 } } } */
 /* { dg-final { scan-assembler-times "rlwinm" 3 { target ilp32 } } } */
-/* { dg-final { scan-assembler-times {\maddi\M} 9 { target ilp32 } } } */
+/* { dg-final { scan-assembler-times {\maddi?\M} 9 { target ilp32 } } } */
 /* { dg-final { scan-assembler-times {\mlha\M|\mlhz\M} 6 { target ilp32 } } } 
*/
 
 
-- 
Alexandre Oliva, happy hacker            https://FSFLA.org/blogs/lxo/
   Free Software Activist                   GNU Toolchain Engineer
More tolerance and less prejudice are key for inclusion and diversity
Excluding neuro-others for not behaving ""normal"" is *not* inclusive

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