* PR tree-optimization/71947

* gcc.dg/tree-ssa/pr71947-4.c: Avoid x86 opcode. * gcc.dg/tree-ssa/pr71947-5.c: Likewise. * gcc.dg/tree-ssa/pr71947-6.c: Make it opt-in rather than opt-out. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@241429 138bc75d-0d04-0410-961f-82ee72b054a4
boostprox · Oct 21, 2016 · 5a09698 · 5a09698
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diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
@@ -1,3 +1,10 @@
+2016-10-21  Jeff Law  <law@redhat.com>
+
+	* PR tree-optimization/71947
+	* gcc.dg/tree-ssa/pr71947-4.c: Avoid x86 opcode.
+	* gcc.dg/tree-ssa/pr71947-5.c: Likewise.
+	* gcc.dg/tree-ssa/pr71947-6.c: Make it opt-in rather than opt-out.
+
 2016-10-21  Kugan Vivekanandarajah  <kuganv@linaro.org>
 
 	* gcc.dg/ipa/vrp5.c: New test.

diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr71947-4.c b/gcc/testsuite/gcc.dg/tree-ssa/pr71947-4.c
@@ -6,7 +6,7 @@
 static inline long load(long *p)
 {
         long ret;
-        asm ("movq      %1,%0\n\t" : "=r" (ret) : "m" (*p));
+        asm ("xyzzy      %1,%0\n\t" : "=r" (ret) : "m" (*p));
         if (ret != *p)
                 __builtin_unreachable();
         return ret;

diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr71947-5.c b/gcc/testsuite/gcc.dg/tree-ssa/pr71947-5.c
@@ -5,7 +5,7 @@
 static inline long load(long *p)
 {
         long ret;
-        asm ("movq      %1,%0\n\t" : "=r" (ret) : "m" (*p));
+        asm ("xyzzy      %1,%0\n\t" : "=r" (ret) : "m" (*p));
         if (ret != *p)
                 __builtin_unreachable();
         return ret;

diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr71947-6.c b/gcc/testsuite/gcc.dg/tree-ssa/pr71947-6.c
@@ -1,4 +1,5 @@
-/* { dg-do compile } */
+/* This is highly dependent on branch costing, so make it opt-in.  */
+/* { dg-do compile { target { i?86-*-* x86_64-*-* } } } */
 /* { dg-options "-O2 -fno-tree-vrp -fdump-tree-dom-details" } */