; RUN: llc -mcpu=pwr7 -ppc-asm-full-reg-names -mtriple=powerpc-- \ ; RUN: -verify-machineinstrs < %s | FileCheck %s ; RUN: llc -mattr=allow-unaligned-fp-access -ppc-asm-full-reg-names \ ; RUN: -mtriple=powerpc-- -verify-machineinstrs < %s | FileCheck %s ; RUN: llc -ppc-asm-full-reg-names -mtriple=powerpc-- \ ; RUN: -verify-machineinstrs < %s | FileCheck %s --check-prefix=UNALIGN ; Test case as provided by author in https://bugs.llvm.org/show_bug.cgi?id=40554 %struct.anon = type { i32, [5 x i8] } @s = dso_local local_unnamed_addr global %struct.anon { i32 0, [5 x i8] c"\00B\F6\E9y" }, align 4 @.str = private unnamed_addr constant [4 x i8] c"%g\0A\00", align 1 ; Function Attrs: nofree nounwind define dso_local i32 @main() local_unnamed_addr { ; CHECK-LABEL: main: ; CHECK: lfs f1, 5(r3) ; CHECK: blr ; ; UNALIGN-LABEL: main: ; UNALIGN: lfs f1, 12(r1) ; UNALIGN: blr entry: %0 = load i8, i8* getelementptr inbounds (%struct.anon, %struct.anon* @s, i32 0, i32 1, i32 1), align 1 %conv = zext i8 %0 to i32 %shl = shl nuw i32 %conv, 24 %1 = load i8, i8* getelementptr inbounds (%struct.anon, %struct.anon* @s, i32 0, i32 1, i32 2), align 2 %conv1 = zext i8 %1 to i32 %shl2 = shl nuw nsw i32 %conv1, 16 %add = or i32 %shl2, %shl %2 = load i8, i8* getelementptr inbounds (%struct.anon, %struct.anon* @s, i32 0, i32 1, i32 3), align 1 %conv3 = zext i8 %2 to i32 %shl4 = shl nuw nsw i32 %conv3, 8 %add5 = or i32 %add, %shl4 %3 = load i8, i8* getelementptr inbounds (%struct.anon, %struct.anon* @s, i32 0, i32 1, i32 4), align 4 %conv6 = zext i8 %3 to i32 %add7 = or i32 %add5, %conv6 %4 = bitcast i32 %add7 to float %conv8 = fpext float %4 to double %call = tail call i32 (i8*, ...) @printf(i8* nonnull dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), double %conv8) ret i32 0 } ; Function Attrs: nofree nounwind declare i32 @printf(i8* nocapture readonly, ...) local_unnamed_addr