[gcc(refs/users/meissner/heads/work115-dmf)] Merge from work115

[gcc(refs/users/meissner/heads/work115-dmf)] Merge from work115

[Michael Meissner]

https://gcc.gnu.org/g:86f852074f92d10a5395a737bb276ecf64b90455

commit 86f852074f92d10a5395a737bb276ecf64b90455
Author: Michael Meissner <meissner@linux.ibm.com>
Date:   Fri Mar 24 01:43:51 2023 -0400

    Merge from work115

Diff:
---
 gcc/ChangeLog.meissner                        | 21 +++++++++++++++++++--
 gcc/testsuite/gcc.target/powerpc/builtins-1.c |  2 +-
 2 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/gcc/ChangeLog.meissner b/gcc/ChangeLog.meissner
index a4e2f4d7653..3a04bb0789e 100644
--- a/gcc/ChangeLog.meissner
+++ b/gcc/ChangeLog.meissner
@@ -1,8 +1,25 @@
+==================== Branch work115, patch #21 ====================
+
+Improve 64->128 bit zero extension on PowerPC
+
+2023-03-24   Michael Meissner  <meissner@linux.ibm.com>
+
+gcc/
+
+	PR target/108958
+	* gcc/config/rs6000.md (zero_extendditi2): New insn.
+
+gcc/testsuite/
+
+	PR target/108958
+	* gcc.target/powerpc/zero-extend-di-ti.c: New test.
+	* gcc.target/powerpc/builtins-1.c: Update insn count.
+
 ==================== Branch work115, patch #20 ====================
 
 Fix splat of extract for long long and double.
 
-2023-03-23   Michael Meissner  <meissner@linux.ibm.com>
+2023-03-24   Michael Meissner  <meissner@linux.ibm.com>
 
 gcc/
 
@@ -12,7 +29,7 @@ gcc/
 
 gcc/testsuite/
 
-	PR target/108958
+	PR target/99293
 	* gcc.target/powerpc/pr99293.c: New test.
 
 ==================== Branch work115, patch #1 ====================
diff --git a/gcc/testsuite/gcc.target/powerpc/builtins-1.c b/gcc/testsuite/gcc.target/powerpc/builtins-1.c
index 28cd1aa6b1a..98783668bce 100644
--- a/gcc/testsuite/gcc.target/powerpc/builtins-1.c
+++ b/gcc/testsuite/gcc.target/powerpc/builtins-1.c
@@ -1035,4 +1035,4 @@ foo156 (vector unsigned short usa)
 /* { dg-final { scan-assembler-times {\mvmrglb\M} 3 } } */
 /* { dg-final { scan-assembler-times {\mvmrgew\M} 4 } } */
 /* { dg-final { scan-assembler-times {\mvsplth|xxsplth\M} 4 } } */
-/* { dg-final { scan-assembler-times {\mxxpermdi\M} 44 } } */
+/* { dg-final { scan-assembler-times {\mxxpermdi\M} 42 } } */