; RUN: opt < %s -S -early-cse | FileCheck %s
-; CHECK: @test1
+; CHECK-LABEL: @test1(
define void @test1(i8 %V, i32 *%P) {
%A = bitcast i64 42 to double ;; dead
%B = add i32 4, 19 ;; constant folds
;; Simple load value numbering.
-; CHECK: @test2
+; CHECK-LABEL: @test2(
define i32 @test2(i32 *%P) {
%V1 = load i32* %P
%V2 = load i32* %P
}
;; Cross block load value numbering.
-; CHECK: @test3
+; CHECK-LABEL: @test3(
define i32 @test3(i32 *%P, i1 %Cond) {
%V1 = load i32* %P
br i1 %Cond, label %T, label %F
}
;; Cross block load value numbering stops when stores happen.
-; CHECK: @test4
+; CHECK-LABEL: @test4(
define i32 @test4(i32 *%P, i1 %Cond) {
%V1 = load i32* %P
br i1 %Cond, label %T, label %F
declare i32 @func(i32 *%P) readonly
;; Simple call CSE'ing.
-; CHECK: @test5
+; CHECK-LABEL: @test5(
define i32 @test5(i32 *%P) {
%V1 = call i32 @func(i32* %P)
%V2 = call i32 @func(i32* %P)
}
;; Trivial Store->load forwarding
-; CHECK: @test6
+; CHECK-LABEL: @test6(
define i32 @test6(i32 *%P) {
store i32 42, i32* %P
%V1 = load i32* %P
}
;; Trivial dead store elimination.
-; CHECK: @test7
+; CHECK-LABEL: @test7(
define void @test7(i32 *%P) {
store i32 42, i32* %P
store i32 45, i32* %P
}
;; Readnone functions aren't invalidated by stores.
-; CHECK: @test8
+; CHECK-LABEL: @test8(
define i32 @test8(i32 *%P) {
%V1 = call i32 @func(i32* %P) readnone
store i32 4, i32* %P