1 files changed, 54 insertions, 0 deletions
diff --git a/libgomp/testsuite/libgomp.c/declare-variant-1.c b/libgomp/testsuite/libgomp.c/declare-variant-1.c
new file mode 100644
index 0000000..d16608f
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c/declare-variant-1.c
@@ -0,0 +1,54 @@
+/* { dg-do link { target vect_simd_clones } } */
+/* { dg-require-effective-target lto } */
+/* { dg-require-effective-target fpic } */
+/* { dg-require-effective-target shared } */
+/* { dg-additional-options "-fdump-tree-gimple -fdump-tree-optimized -O2 -fPIC -shared -flto -flto-partition=one" } */
+/* { dg-additional-options "-mno-sse3" { target { i?86-*-* x86_64-*-* } } } */
+
+int
+f01 (int a)
+{
+  asm volatile ("" : "+g" (a) : "g" (1) : "memory");
+  return a;
+}
+
+int
+f02 (int a)
+{
+  asm volatile ("" : "+g" (a) : "g" (2) : "memory");
+  return a;
+}
+
+int
+f03 (int a)
+{
+  asm volatile ("" : "+g" (a) : "g" (3) : "memory");
+  return a;
+}
+
+#pragma omp declare variant (f01) match (device={isa("avx512f")}) /* 4 or 8 */
+#pragma omp declare variant (f02) match (implementation={vendor(score(3):gnu)},device={kind(cpu)}) /* (1 or 2) + 3 */
+#pragma omp declare variant (f03) match (implementation={vendor(score(5):gnu)},device={kind(host)}) /* (1 or 2) + 5 */
+int
+f04 (int a)
+{
+  asm volatile ("" : "+g" (a) : "g" (4) : "memory");
+  return a;
+}
+
+#pragma omp declare simd
+int
+test1 (int x)
+{
+  /* At gimplification time, we can't decide yet which function to call.  */
+  /* { dg-final { scan-tree-dump-times "f04 \\\(x" 2 "gimple" } } */
+  /* After simd clones are created, the original non-clone test1 shall
+     call f03 (score 6), the sse2/avx/avx2 clones too, but avx512f clones
+     shall call f01 with score 8.  */
+  /* { dg-final { scan-ltrans-tree-dump-not "f04 \\\(x" "optimized" } } */
+  /* { dg-final { scan-ltrans-tree-dump-times "f03 \\\(x" 14 "optimized" } } */
+  /* { dg-final { scan-ltrans-tree-dump-times "f01 \\\(x" 4 "optimized" } } */
+  int a = f04 (x);
+  int b = f04 (x);
+  return a + b;
+}