merge two tests.
llvm-svn: 122233
diff --git a/llvm/test/Transforms/Inline/byval.ll b/llvm/test/Transforms/Inline/byval.ll
index 90de18e..0068634 100644
--- a/llvm/test/Transforms/Inline/byval.ll
+++ b/llvm/test/Transforms/Inline/byval.ll
@@ -16,7 +16,7 @@
declare i32 @printf(i8*, ...) nounwind
-define i32 @caller() nounwind {
+define i32 @test1() nounwind {
entry:
%S = alloca %struct.ss ; <%struct.ss*> [#uses=4]
%tmp1 = getelementptr %struct.ss* %S, i32 0, i32 0 ; <i32*> [#uses=1]
@@ -25,7 +25,34 @@
store i64 2, i64* %tmp4, align 4
call void @f( %struct.ss* byval %S ) nounwind
ret i32 0
-; CHECK: @caller()
+; CHECK: @test1()
; CHECK: %b = alloca %struct.ss
; CHECK: call void @llvm.memcpy
+; CHECK: ret i32 0
+}
+
+; Inlining a byval struct should NOT cause an explicit copy
+; into an alloca if the function is readonly
+
+define internal i32 @f2(%struct.ss* byval %b) nounwind readonly {
+entry:
+ %tmp = getelementptr %struct.ss* %b, i32 0, i32 0 ; <i32*> [#uses=2]
+ %tmp1 = load i32* %tmp, align 4 ; <i32> [#uses=1]
+ %tmp2 = add i32 %tmp1, 1 ; <i32> [#uses=1]
+ ret i32 %tmp2
+}
+
+define i32 @test2() nounwind {
+entry:
+ %S = alloca %struct.ss ; <%struct.ss*> [#uses=4]
+ %tmp1 = getelementptr %struct.ss* %S, i32 0, i32 0 ; <i32*> [#uses=1]
+ store i32 1, i32* %tmp1, align 8
+ %tmp4 = getelementptr %struct.ss* %S, i32 0, i32 1 ; <i64*> [#uses=1]
+ store i64 2, i64* %tmp4, align 4
+ %X = call i32 @f2( %struct.ss* byval %S ) nounwind
+ ret i32 %X
+; CHECK: @test2()
+; CHECK: %S = alloca %struct.ss
+; CHECK-NOT: call void @llvm.memcpy
+; CHECK: ret i32
}