; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -memcpyopt -S -enable-memcpyopt-memoryssa=0 | FileCheck %s ; RUN: opt < %s -memcpyopt -S -enable-memcpyopt-memoryssa=1 -verify-memoryssa | FileCheck %s target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target triple = "x86_64-grtev4-linux-gnu" define i8* @foo(i8* returned %0, i32 %1, i64 %2) { ; CHECK-LABEL: @foo( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds i8, i8* [[TMP0:%.*]], i64 [[TMP2:%.*]] ; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds i8, i8* [[TMP3]], i64 -32 ; CHECK-NEXT: [[VV:%.*]] = trunc i32 [[TMP1:%.*]] to i8 ; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds i8, i8* [[TMP4]], i64 1 ; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i8, i8* [[TMP4]], i64 2 ; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds i8, i8* [[TMP4]], i64 3 ; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds i8, i8* [[TMP4]], i64 4 ; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds i8, i8* [[TMP4]], i64 5 ; CHECK-NEXT: [[TMP10:%.*]] = getelementptr inbounds i8, i8* [[TMP4]], i64 6 ; CHECK-NEXT: [[TMP11:%.*]] = getelementptr inbounds i8, i8* [[TMP4]], i64 7 ; CHECK-NEXT: [[TMP12:%.*]] = getelementptr inbounds i8, i8* [[TMP4]], i64 8 ; CHECK-NEXT: [[TMP13:%.*]] = getelementptr inbounds i8, i8* [[TMP4]], i64 9 ; CHECK-NEXT: [[TMP14:%.*]] = getelementptr inbounds i8, i8* [[TMP4]], i64 10 ; CHECK-NEXT: [[TMP15:%.*]] = getelementptr inbounds i8, i8* [[TMP4]], i64 11 ; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i8, i8* [[TMP4]], i64 12 ; CHECK-NEXT: [[TMP17:%.*]] = getelementptr inbounds i8, i8* [[TMP4]], i64 13 ; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i8, i8* [[TMP4]], i64 14 ; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i8, i8* [[TMP4]], i64 15 ; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i8, i8* [[TMP4]], i64 16 ; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i8, i8* [[TMP20]], i64 1 ; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i8, i8* [[TMP20]], i64 2 ; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i8, i8* [[TMP20]], i64 3 ; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i8, i8* [[TMP20]], i64 4 ; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i8, i8* [[TMP20]], i64 5 ; CHECK-NEXT: [[TMP26:%.*]] = getelementptr inbounds i8, i8* [[TMP20]], i64 6 ; CHECK-NEXT: [[TMP27:%.*]] = getelementptr inbounds i8, i8* [[TMP20]], i64 7 ; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i8, i8* [[TMP20]], i64 8 ; CHECK-NEXT: [[TMP29:%.*]] = getelementptr inbounds i8, i8* [[TMP20]], i64 9 ; CHECK-NEXT: [[TMP30:%.*]] = getelementptr inbounds i8, i8* [[TMP20]], i64 10 ; CHECK-NEXT: [[TMP31:%.*]] = getelementptr inbounds i8, i8* [[TMP20]], i64 11 ; CHECK-NEXT: [[TMP32:%.*]] = getelementptr inbounds i8, i8* [[TMP20]], i64 12 ; CHECK-NEXT: [[TMP33:%.*]] = getelementptr inbounds i8, i8* [[TMP20]], i64 13 ; CHECK-NEXT: [[TMP34:%.*]] = getelementptr inbounds i8, i8* [[TMP20]], i64 14 ; CHECK-NEXT: [[TMP35:%.*]] = getelementptr inbounds i8, i8* [[TMP20]], i64 15 ; CHECK-NEXT: call void @llvm.memset.p0i8.i64(i8* align 1 [[TMP4]], i8 [[VV]], i64 32, i1 false) ; CHECK-NEXT: ret i8* [[TMP0]] ; entry: %3 = getelementptr inbounds i8, i8* %0, i64 %2 %4 = getelementptr inbounds i8, i8* %3, i64 -32 %vv = trunc i32 %1 to i8 store i8 %vv, i8* %4, align 1 %5 = getelementptr inbounds i8, i8* %4, i64 1 store i8 %vv, i8* %5, align 1 %6= getelementptr inbounds i8, i8* %4, i64 2 store i8 %vv, i8* %6, align 1 %7= getelementptr inbounds i8, i8* %4, i64 3 store i8 %vv, i8* %7, align 1 %8= getelementptr inbounds i8, i8* %4, i64 4 store i8 %vv, i8* %8, align 1 %9= getelementptr inbounds i8, i8* %4, i64 5 store i8 %vv, i8* %9, align 1 %10= getelementptr inbounds i8, i8* %4, i64 6 store i8 %vv, i8* %10, align 1 %11= getelementptr inbounds i8, i8* %4, i64 7 store i8 %vv, i8* %11, align 1 %12= getelementptr inbounds i8, i8* %4, i64 8 store i8 %vv, i8* %12, align 1 %13= getelementptr inbounds i8, i8* %4, i64 9 store i8 %vv, i8* %13, align 1 %14= getelementptr inbounds i8, i8* %4, i64 10 store i8 %vv, i8* %14, align 1 %15= getelementptr inbounds i8, i8* %4, i64 11 store i8 %vv, i8* %15, align 1 %16= getelementptr inbounds i8, i8* %4, i64 12 store i8 %vv, i8* %16, align 1 %17= getelementptr inbounds i8, i8* %4, i64 13 store i8 %vv, i8* %17, align 1 %18= getelementptr inbounds i8, i8* %4, i64 14 store i8 %vv, i8* %18, align 1 %19= getelementptr inbounds i8, i8* %4, i64 15 store i8 %vv, i8* %19, align 1 %20= getelementptr inbounds i8, i8* %4, i64 16 store i8 %vv, i8* %20, align 1 %21= getelementptr inbounds i8, i8* %20, i64 1 store i8 %vv, i8* %21, align 1 %22= getelementptr inbounds i8, i8* %20, i64 2 store i8 %vv, i8* %22, align 1 %23= getelementptr inbounds i8, i8* %20, i64 3 store i8 %vv, i8* %23, align 1 %24= getelementptr inbounds i8, i8* %20, i64 4 store i8 %vv, i8* %24, align 1 %25= getelementptr inbounds i8, i8* %20, i64 5 store i8 %vv, i8* %25, align 1 %26= getelementptr inbounds i8, i8* %20, i64 6 store i8 %vv, i8* %26, align 1 %27= getelementptr inbounds i8, i8* %20, i64 7 store i8 %vv, i8* %27, align 1 %28= getelementptr inbounds i8, i8* %20, i64 8 store i8 %vv, i8* %28, align 1 %29= getelementptr inbounds i8, i8* %20, i64 9 store i8 %vv, i8* %29, align 1 %30= getelementptr inbounds i8, i8* %20, i64 10 store i8 %vv, i8* %30, align 1 %31 = getelementptr inbounds i8, i8* %20, i64 11 store i8 %vv, i8* %31, align 1 %32 = getelementptr inbounds i8, i8* %20, i64 12 store i8 %vv, i8* %32, align 1 %33 = getelementptr inbounds i8, i8* %20, i64 13 store i8 %vv, i8* %33, align 1 %34 = getelementptr inbounds i8, i8* %20, i64 14 store i8 %vv, i8* %34, align 1 %35 = getelementptr inbounds i8, i8* %20, i64 15 store i8 %vv, i8* %35, align 1 ret i8* %0 }