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