| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s |
| @0 = internal unnamed_addr constant [4 x i5] [i5 2, i5 0, i5 2, i5 -1], align 1 |
| |
| ; Function Attrs: nobuiltin nounwind |
| define void @_start() { |
| ; CHECK-LABEL: _start: |
| ; CHECK: # %bb.0: # %Entry |
| ; CHECK-NEXT: movl __unnamed_1(%rip), %eax |
| ; CHECK-NEXT: movl %eax, -{{[0-9]+}}(%rsp) |
| ; CHECK-NEXT: movb -{{[0-9]+}}(%rsp), %cl |
| ; CHECK-NEXT: movzbl -{{[0-9]+}}(%rsp), %edx |
| ; CHECK-NEXT: movzbl -{{[0-9]+}}(%rsp), %esi |
| ; CHECK-NEXT: andl $31, %eax |
| ; CHECK-NEXT: andl $31, %esi |
| ; CHECK-NEXT: shll $5, %esi |
| ; CHECK-NEXT: orl %eax, %esi |
| ; CHECK-NEXT: andl $31, %edx |
| ; CHECK-NEXT: shll $10, %edx |
| ; CHECK-NEXT: orl %esi, %edx |
| ; CHECK-NEXT: movzbl %cl, %eax |
| ; CHECK-NEXT: movl %eax, %ecx |
| ; CHECK-NEXT: shll $15, %ecx |
| ; CHECK-NEXT: orl %edx, %ecx |
| ; CHECK-NEXT: movw %cx, -{{[0-9]+}}(%rsp) |
| ; CHECK-NEXT: shrl $16, %ecx |
| ; CHECK-NEXT: andl $15, %ecx |
| ; CHECK-NEXT: movb %cl, -{{[0-9]+}}(%rsp) |
| ; CHECK-NEXT: movb %al, -{{[0-9]+}}(%rsp) |
| ; CHECK-NEXT: cmpb $31, %al |
| ; CHECK-NEXT: je .LBB0_2 |
| ; CHECK-NEXT: # %bb.1: # %Then |
| ; CHECK-NEXT: int3 |
| ; CHECK-NEXT: .LBB0_2: # %EndIf |
| ; CHECK-NEXT: retq |
| Entry: |
| %x = alloca [4 x i5], align 1 |
| %y = alloca <4 x i5>, align 4 |
| %z = alloca i5, align 1 |
| %0 = bitcast [4 x i5]* %x to i8* |
| call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 1 %0, i8* align 1 bitcast ([4 x i5]* @0 to i8*), i64 4, i1 false) |
| %1 = getelementptr inbounds [4 x i5], [4 x i5]* %x, i64 0, i64 0 |
| %2 = load i5, i5* %1 |
| %3 = insertelement <4 x i5> undef, i5 %2, i32 0 |
| %4 = getelementptr inbounds [4 x i5], [4 x i5]* %x, i64 0, i64 1 |
| %5 = load i5, i5* %4 |
| %6 = insertelement <4 x i5> %3, i5 %5, i32 1 |
| %7 = getelementptr inbounds [4 x i5], [4 x i5]* %x, i64 0, i64 2 |
| %8 = load i5, i5* %7 |
| %9 = insertelement <4 x i5> %6, i5 %8, i32 2 |
| %10 = getelementptr inbounds [4 x i5], [4 x i5]* %x, i64 0, i64 3 |
| %11 = load i5, i5* %10 |
| %12 = insertelement <4 x i5> %9, i5 %11, i32 3 |
| store <4 x i5> %12, <4 x i5>* %y, align 4 |
| %13 = load <4 x i5>, <4 x i5>* %y |
| %14 = extractelement <4 x i5> %13, i32 3 |
| store i5 %14, i5* %z, align 1 |
| %15 = load i5, i5* %z, align 1 |
| %16 = icmp ne i5 %15, -1 |
| br i1 %16, label %Then, label %Else |
| |
| Then: ; preds = %Entry |
| call void @llvm.debugtrap() |
| br label %EndIf |
| |
| Else: ; preds = %Entry |
| br label %EndIf |
| |
| EndIf: ; preds = %Else, %Then |
| ret void |
| } |
| |
| ; Function Attrs: argmemonly nounwind willreturn |
| declare void @llvm.memcpy.p0i8.p0i8.i64(i8* noalias nocapture writeonly, i8* noalias nocapture readonly, i64, i1 immarg) |
| |
| ; Function Attrs: nounwind |
| declare void @llvm.debugtrap() |