forked from OSchip/llvm-project
112 lines
3.7 KiB
LLVM
112 lines
3.7 KiB
LLVM
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; RUN: llc -march=hexagon -O2 < %s | FileCheck %s
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; CHECK-NOT: if {{.*}} cmp{{.*}}jump
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%s.0 = type opaque
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%s.1 = type { i8*, i8*, %s.2*, i32, [0 x i8] }
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%s.2 = type opaque
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@g0 = private unnamed_addr constant [29 x i8] c"BUG: failure at %s:%d/%s()!\0A\00", align 1
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@g1 = private unnamed_addr constant [11 x i8] c"fs/namei.c\00", align 1
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@g2 = private unnamed_addr constant [8 x i8] c"putname\00", align 1
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@g3 = private unnamed_addr constant [5 x i8] c"BUG!\00", align 1
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@g4 = external global %s.0*, align 4
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; Function Attrs: nounwind
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define void @f0(%s.1* %a0) #0 {
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b0:
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%v0 = alloca %s.1*, align 4
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store %s.1* %a0, %s.1** %v0, align 4
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br label %b1, !llvm.loop !0
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b1: ; preds = %b0
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%v1 = load %s.1*, %s.1** %v0, align 4
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%v2 = getelementptr inbounds %s.1, %s.1* %v1, i32 0, i32 3
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%v3 = load i32, i32* %v2, align 4
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%v4 = icmp sle i32 %v3, 0
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%v5 = xor i1 %v4, true
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%v6 = xor i1 %v5, true
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%v7 = zext i1 %v6 to i32
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%v8 = call i32 @llvm.expect.i32(i32 %v7, i32 0)
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%v9 = icmp ne i32 %v8, 0
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br i1 %v9, label %b2, label %b5
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b2: ; preds = %b1
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br label %b3
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b3: ; preds = %b2
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%v10 = call i32 (i8*, ...) @f1(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @g0, i32 0, i32 0), i8* getelementptr inbounds ([11 x i8], [11 x i8]* @g1, i32 0, i32 0), i32 246, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @g2, i32 0, i32 0))
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call void (i8*, ...) @f2(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @g3, i32 0, i32 0))
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unreachable
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b4: ; No predecessors!
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br label %b5
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b5: ; preds = %b4, %b1
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br label %b6
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b6: ; preds = %b5
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%v11 = load %s.1*, %s.1** %v0, align 4
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%v12 = getelementptr inbounds %s.1, %s.1* %v11, i32 0, i32 3
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%v13 = load i32, i32* %v12, align 4
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%v14 = add i32 %v13, -1
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store i32 %v14, i32* %v12, align 4
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%v15 = icmp sgt i32 %v14, 0
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br i1 %v15, label %b7, label %b8
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b7: ; preds = %b6
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br label %b11
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b8: ; preds = %b6
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%v16 = load %s.1*, %s.1** %v0, align 4
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%v17 = getelementptr inbounds %s.1, %s.1* %v16, i32 0, i32 0
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%v18 = load i8*, i8** %v17, align 4
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%v19 = load %s.1*, %s.1** %v0, align 4
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%v20 = getelementptr inbounds %s.1, %s.1* %v19, i32 0, i32 4
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%v21 = getelementptr inbounds [0 x i8], [0 x i8]* %v20, i32 0, i32 0
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%v22 = icmp ne i8* %v18, %v21
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br i1 %v22, label %b9, label %b10
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b9: ; preds = %b8
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%v23 = load %s.0*, %s.0** @g4, align 4
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%v24 = load %s.1*, %s.1** %v0, align 4
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%v25 = getelementptr inbounds %s.1, %s.1* %v24, i32 0, i32 0
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%v26 = load i8*, i8** %v25, align 4
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call void @f3(%s.0* %v23, i8* %v26)
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%v27 = load %s.1*, %s.1** %v0, align 4
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%v28 = bitcast %s.1* %v27 to i8*
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call void @f4(i8* %v28)
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br label %b11
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b10: ; preds = %b8
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%v29 = load %s.0*, %s.0** @g4, align 4
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%v30 = load %s.1*, %s.1** %v0, align 4
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%v31 = bitcast %s.1* %v30 to i8*
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call void @f3(%s.0* %v29, i8* %v31)
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br label %b11
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b11: ; preds = %b10, %b9, %b7
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ret void
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}
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; Function Attrs: nounwind readnone
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declare i32 @llvm.expect.i32(i32, i32) #1
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; Function Attrs: nounwind
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declare i32 @f1(i8*, ...) #0
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; Function Attrs: noreturn
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declare void @f2(i8*, ...) #2
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; Function Attrs: nounwind
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declare void @f3(%s.0*, i8*) #0
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; Function Attrs: nounwind
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declare void @f4(i8*) #0
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attributes #0 = { nounwind }
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attributes #1 = { nounwind readnone }
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attributes #2 = { noreturn }
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!0 = distinct !{!0, !1}
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!1 = !{!"llvm.loop.threadify", i32 101214632}
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