1 files changed, 39 insertions, 0 deletions
diff --git a/test/CodeGen/attr-target-x86.c b/test/CodeGen/attr-target-x86.c
new file mode 100644
index 000000000000..58e33d1cbfd8
--- /dev/null
+++ b/test/CodeGen/attr-target-x86.c
@@ -0,0 +1,39 @@
+// RUN: %clang_cc1 -triple x86_64-linux-gnu -target-cpu x86-64 -emit-llvm %s -o - | FileCheck %s
+
+int baz(int a) { return 4; }
+
+int __attribute__((target("avx,sse4.2,arch=ivybridge"))) foo(int a) { return 4; }
+
+int __attribute__((target("tune=sandybridge"))) walrus(int a) { return 4; }
+int __attribute__((target("fpmath=387"))) koala(int a) { return 4; }
+
+int __attribute__((target("no-sse2"))) echidna(int a) { return 4; }
+
+int __attribute__((target("sse4"))) panda(int a) { return 4; }
+
+int bar(int a) { return baz(a) + foo(a); }
+
+int __attribute__((target("avx,      sse4.2,      arch=   ivybridge"))) qux(int a) { return 4; }
+int __attribute__((target("no-aes, arch=ivybridge"))) qax(int a) { return 4; }
+
+int __attribute__((target("no-mmx"))) qq(int a) { return 40; }
+
+// Check that we emit the additional subtarget and cpu features for foo and not for baz or bar.
+// CHECK: baz{{.*}} #0
+// CHECK: foo{{.*}} #1
+// We ignore the tune attribute so walrus should be identical to baz and bar.
+// CHECK: walrus{{.*}} #0
+// We're currently ignoring the fpmath attribute so koala should be identical to baz and bar.
+// CHECK: koala{{.*}} #0
+// CHECK: echidna{{.*}} #2
+// CHECK: panda{{.*}} #3
+// CHECK: bar{{.*}} #0
+// CHECK: qux{{.*}} #1
+// CHECK: qax{{.*}} #4
+// CHECK: qq{{.*}} #5
+// CHECK: #0 = {{.*}}"target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2"
+// CHECK: #1 = {{.*}}"target-cpu"="ivybridge" "target-features"="+aes,+avx,+cx16,+f16c,+fsgsbase,+fxsr,+mmx,+pclmul,+popcnt,+rdrnd,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+xsave,+xsaveopt"
+// CHECK: #2 = {{.*}}"target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,-aes,-avx,-avx2,-avx512bw,-avx512cd,-avx512dq,-avx512er,-avx512f,-avx512pf,-avx512vl,-f16c,-fma,-fma4,-pclmul,-sha,-sse2,-sse3,-sse4.1,-sse4.2,-sse4a,-ssse3,-xop,-xsave,-xsaveopt"
+// CHECK: #3 = {{.*}}"target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+popcnt,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3"
+// CHECK: #4 = {{.*}}"target-cpu"="ivybridge" "target-features"="+avx,+cx16,+f16c,+fsgsbase,+fxsr,+mmx,+pclmul,+popcnt,+rdrnd,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+xsave,+xsaveopt,-aes"
+// CHECK: #5 = {{.*}}"target-cpu"="x86-64" "target-features"="+fxsr,+sse,+sse2,-3dnow,-3dnowa,-mmx"