32 lines · plain
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 52; RUN: opt -passes=gvn -S -o - < %s | FileCheck --check-prefixes=CHECK,MDEP %s3; RUN: opt -passes='gvn<memoryssa>' -S -o - < %s | FileCheck --check-prefixes=CHECK,MSSA %s4 5target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"6target triple = "x86_64-unknown-linux-gnu"7 8declare void @use(ptr readonly nocapture)9 10define i8 @test() {11; MDEP-LABEL: define i8 @test() {12; MDEP-NEXT: [[A:%.*]] = alloca i8, align 113; MDEP-NEXT: store i8 1, ptr [[A]], align 114; MDEP-NEXT: call void @use(ptr [[A]])15; MDEP-NEXT: ret i8 116;17; MSSA-LABEL: define i8 @test() {18; MSSA-NEXT: [[A:%.*]] = alloca i8, align 119; MSSA-NEXT: store i8 1, ptr [[A]], align 120; MSSA-NEXT: call void @use(ptr [[A]])21; MSSA-NEXT: [[B:%.*]] = load i8, ptr [[A]], align 122; MSSA-NEXT: ret i8 [[B]]23;24 %a = alloca i825 store i8 1, ptr %a26 call void @use(ptr %a)27 %b = load i8, ptr %a28 ret i8 %b29}30;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:31; CHECK: {{.*}}32