From: Segher Boessenkool <segher@kernel.crashing.org>
Date: Mon, 8 Jul 2019 20:38:46 +0000 (+0200)
Subject: rs6000: Add testcase for PR88233
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9d9171550a399cac1d1717cf1bd31ec3750b0dfd;p=gcc.git

rs6000: Add testcase for PR88233

This testcase tests that with -mcpu=power8 we do not generate any
mtvsr* instructions, and we do the copy with {l,st}xvd2x.


gcc/testsuite/
	PR rtl-optimization/88233
	* gcc.target/powerpc/pr88233.c: New testcase.

From-SVN: r273245
---

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 31c3314b49b..a78c745150b 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2019-07-08  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	PR rtl-optimization/88233
+	* gcc.target/powerpc/pr88233.c: New testcase.
+
 2019-07-08  Wilco Dijkstra  <wdijkstr@arm.com>
 
 	PR testsuite/91059
diff --git a/gcc/testsuite/gcc.target/powerpc/pr88233.c b/gcc/testsuite/gcc.target/powerpc/pr88233.c
new file mode 100644
index 00000000000..fa47b57441d
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pr88233.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -mcpu=power8" } */
+
+typedef struct { double a[2]; } A;
+A
+foo (const A *a)
+{
+  return *a;
+}
+
+/* { dg-final { scan-assembler-not {\mmtvsr} } } */
+/* { dg-final { scan-assembler-times {\mlxvd2x\M} 1 } } */
+/* { dg-final { scan-assembler-times {\mstxvd2x\M} 1 } } */