[inliner] Don't inline a function if it doesn't have exactly the same
target-cpu and target-features attribute strings as the caller.
Differential Revision: http://reviews.llvm.org/D8984
llvm-svn: 234773
diff --git a/llvm/test/Transforms/Inline/attributes.ll b/llvm/test/Transforms/Inline/attributes.ll
index 53fb13f..a97e6a6 100644
--- a/llvm/test/Transforms/Inline/attributes.ll
+++ b/llvm/test/Transforms/Inline/attributes.ll
@@ -110,3 +110,53 @@
; CHECK-NEXT: @noattr_callee
; CHECK-NEXT: ret i32
}
+
+; Check that a function doesn't get inlined if target-cpu strings don't match
+; exactly.
+define i32 @test_target_cpu_callee0(i32 %i) "target-cpu"="corei7" {
+ ret i32 %i
+}
+
+define i32 @test_target_cpu0(i32 %i) "target-cpu"="corei7" {
+ %1 = call i32 @test_target_cpu_callee0(i32 %i)
+ ret i32 %1
+; CHECK-LABEL: @test_target_cpu0(
+; CHECK-NOT: @test_target_cpu_callee0
+}
+
+define i32 @test_target_cpu_callee1(i32 %i) "target-cpu"="x86-64" {
+ ret i32 %i
+}
+
+define i32 @test_target_cpu1(i32 %i) "target-cpu"="corei7" {
+ %1 = call i32 @test_target_cpu_callee1(i32 %i)
+ ret i32 %1
+; CHECK-LABEL: @test_target_cpu1(
+; CHECK-NEXT: @test_target_cpu_callee1
+; CHECK-NEXT: ret i32
+}
+
+; Check that a function doesn't get inlined if target-features strings don't
+; match exactly.
+define i32 @test_target_features_callee0(i32 %i) "target-features"="+sse4.2" {
+ ret i32 %i
+}
+
+define i32 @test_target_features0(i32 %i) "target-features"="+sse4.2" {
+ %1 = call i32 @test_target_features_callee0(i32 %i)
+ ret i32 %1
+; CHECK-LABEL: @test_target_features0(
+; CHECK-NOT: @test_target_features_callee0
+}
+
+define i32 @test_target_features_callee1(i32 %i) "target-features"="+avx2" {
+ ret i32 %i
+}
+
+define i32 @test_target_features1(i32 %i) "target-features"="+sse4.2" {
+ %1 = call i32 @test_target_features_callee1(i32 %i)
+ ret i32 %1
+; CHECK-LABEL: @test_target_features1(
+; CHECK-NEXT: @test_target_features_callee1
+; CHECK-NEXT: ret i32
+}