36 lines
1.2 KiB
LLVM
36 lines
1.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-apple-macosx | FileCheck %s
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@global = external local_unnamed_addr global i8
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@global.1 = external local_unnamed_addr global i64
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define void @spam() local_unnamed_addr {
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; CHECK-LABEL: spam:
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; CHECK: ## %bb.0: ## %bb
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; CHECK-NEXT: xorl %eax, %eax
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; CHECK-NEXT: testb %al, %al
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; CHECK-NEXT: je LBB0_2
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; CHECK-NEXT: ## %bb.1: ## %bb9
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; CHECK-NEXT: movq _global.1@{{.*}}(%rip), %rax
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; CHECK-NEXT: movq $1, (%rax)
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; CHECK-NEXT: LBB0_2: ## %bb8
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; CHECK-NEXT: retq
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bb:
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%tmp = load i8, i8* @global, align 1
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%tmp1 = and i8 %tmp, 1
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%tmp2 = insertelement <8 x i8> undef, i8 %tmp1, i32 0
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%tmp3 = ashr <8 x i8> %tmp2, <i8 7, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0>
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%tmp4 = shufflevector <8 x i8> %tmp3, <8 x i8> undef, <8 x i32> zeroinitializer
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%tmp5 = icmp slt <8 x i8> %tmp4, zeroinitializer
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%tmp6 = bitcast <8 x i1> %tmp5 to i8
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%tmp7 = icmp eq i8 %tmp6, 0
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br i1 %tmp7, label %bb8, label %bb9
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bb8: ; preds = %bb9, %bb
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ret void
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bb9: ; preds = %bb
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store i64 1, i64* @global.1, align 8
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br label %bb8
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}
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