1926cca96SClement Courbet; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2acdc419cSBjorn Pettersson; RUN: opt -passes=instcombine %s -S -o - | FileCheck %s 3926cca96SClement Courbet 4926cca96SClement Courbet; This tests that llvm.annotation does not prevent load combining. 5926cca96SClement Courbet 6926cca96SClement Courbettarget datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 7926cca96SClement Courbettarget triple = "x86_64-grtev4-linux-gnu" 8926cca96SClement Courbet 94ab40ecaSBjorn Petterssondeclare i32 @llvm.annotation.i32(i32, ptr, ptr, i32) #1 10926cca96SClement Courbet 114ab40ecaSBjorn Petterssondefine dso_local i32 @annotated(ptr %c) local_unnamed_addr #0 { 12926cca96SClement Courbet; CHECK-LABEL: @annotated( 13926cca96SClement Courbet; CHECK-NEXT: entry: 144ab40ecaSBjorn Pettersson; CHECK-NEXT: [[TMP0:%.*]] = load i32, ptr [[C:%.*]], align 4 15*9114ac67SAlex Richardson; CHECK-NEXT: [[TMP1:%.*]] = call i32 @llvm.annotation.i32.p0(i32 [[TMP0]], ptr undef, ptr undef, i32 undef) 16ca28e323SNikita Popov; CHECK-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP1]], [[TMP0]] 17926cca96SClement Courbet; CHECK-NEXT: ret i32 [[ADD]] 18926cca96SClement Courbet; 19926cca96SClement Courbetentry: 204ab40ecaSBjorn Pettersson %0 = load i32, ptr %c, align 4 214ab40ecaSBjorn Pettersson %1 = call i32 @llvm.annotation.i32(i32 %0, ptr undef, ptr undef, i32 undef) 224ab40ecaSBjorn Pettersson %2 = load i32, ptr %c, align 4 23926cca96SClement Courbet %add = add nsw i32 %1, %2 24926cca96SClement Courbet ret i32 %add 25926cca96SClement Courbet} 26926cca96SClement Courbet 27926cca96SClement Courbetattributes #0 = { nofree nounwind uwtable willreturn mustprogress } 28