-; RUN: llvm-as < %s | opt -inline -disable-output -print
+; RUN: opt < %s -inline -scalarrepl -S | FileCheck %s
+target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
-define i32 @func(i32 %i) {
+define i32 @test1f(i32 %i) {
ret i32 %i
}
-define i32 @main(i32 %argc) {
- %X = call i32 @func( i32 7 ) ; <i32> [#uses=1]
- %Y = add i32 %X, %argc ; <i32> [#uses=1]
+define i32 @test1(i32 %W) {
+ %X = call i32 @test1f(i32 7)
+ %Y = add i32 %X, %W
ret i32 %Y
+; CHECK-LABEL: @test1(
+; CHECK-NEXT: %Y = add i32 7, %W
+; CHECK-NEXT: ret i32 %Y
}
+
+
+; rdar://7339069
+
+%T = type { i32, i32 }
+
+; CHECK-NOT: @test2f(
+define internal %T* @test2f(i1 %cond, %T* %P) {
+ br i1 %cond, label %T, label %F
+
+T:
+ %A = getelementptr %T* %P, i32 0, i32 0
+ store i32 42, i32* %A
+ ret %T* %P
+
+F:
+ ret %T* %P
+}
+
+define i32 @test2(i1 %cond) {
+ %A = alloca %T
+
+ %B = call %T* @test2f(i1 %cond, %T* %A)
+ %C = getelementptr %T* %B, i32 0, i32 0
+ %D = load i32* %C
+ ret i32 %D
+
+; CHECK-LABEL: @test2(
+; CHECK-NOT: = alloca
+; CHECK: ret i32
+}
+
+declare void @barrier() noduplicate
+
+define internal i32 @f() {
+ call void @barrier() noduplicate
+ ret i32 1
+}
+
+define i32 @g() {
+ call void @barrier() noduplicate
+ ret i32 2
+}
+
+define internal i32 @h() {
+ call void @barrier() noduplicate
+ ret i32 3
+}
+
+define i32 @test3() {
+ %b = call i32 @f()
+ ret i32 %b
+}
+
+; The call to @f cannot be inlined as there is another callsite
+; calling @f, and @f contains a noduplicate call.
+;
+; The call to @g cannot be inlined as it has external linkage.
+;
+; The call to @h *can* be inlined.
+
+; CHECK-LABEL: @test(
+define i32 @test() {
+; CHECK: call i32 @f()
+ %a = call i32 @f()
+; CHECK: call i32 @g()
+ %b = call i32 @g()
+; CHECK-NOT: call i32 @h()
+ %c = call i32 @h()
+
+ %d = add i32 %a, %b
+ %e = add i32 %d, %c
+
+ ret i32 %e
+; CHECK: }
+}