forked from OSchip/llvm-project
56 lines
2.1 KiB
LLVM
56 lines
2.1 KiB
LLVM
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; RUN: llc -march=hexagon -verify-machineinstrs < %s
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; REQUIRES: asserts
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; Test that the aggressive anti-dependence breaker does not attempt
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; to rename a tied operand.
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@g0 = external global [4 x i64], align 8
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@g1 = external global [6 x i64], align 8
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@g2 = external unnamed_addr constant [45 x i8], align 1
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@g3 = external unnamed_addr constant [26 x i8], align 1
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@g4 = external unnamed_addr constant [29 x i8], align 1
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@g5 = external unnamed_addr constant [29 x i8], align 1
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; Function Attrs: norecurse nounwind readonly
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declare i64 @f0() #0
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; Function Attrs: nounwind
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define void @f1() #1 {
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b0:
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%v0 = load i64, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @g0, i32 0, i32 0), align 8
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%v1 = trunc i64 %v0 to i32
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%v2 = load i64, i64* getelementptr inbounds ([6 x i64], [6 x i64]* @g1, i32 0, i32 0), align 8
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%v3 = load i64, i64* getelementptr inbounds ([6 x i64], [6 x i64]* @g1, i32 0, i32 3), align 8
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%v4 = lshr i64 %v2, 32
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%v5 = trunc i64 %v4 to i32
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%v6 = add i32 %v5, 0
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%v7 = trunc i64 %v3 to i32
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%v8 = lshr i64 %v3, 32
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%v9 = add i32 %v6, %v7
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%v10 = trunc i64 %v8 to i32
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%v11 = add i32 %v9, %v10
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%v12 = add i32 %v11, 0
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%v13 = add i32 %v12, 0
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%v14 = tail call i64 @f0()
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%v15 = lshr i64 %v0, 16
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%v16 = trunc i64 %v15 to i32
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%v17 = and i32 %v16, 65535
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%v18 = add nuw nsw i32 %v17, 0
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%v19 = zext i32 %v18 to i64
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%v20 = add i32 %v16, %v1
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%v21 = and i32 %v20, 65535
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%v22 = zext i32 %v21 to i64
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tail call void (i8*, ...) @f2(i8* getelementptr inbounds ([45 x i8], [45 x i8]* @g2, i32 0, i32 0), i32 %v13) #2
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tail call void (i8*, ...) @f2(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @g3, i32 0, i32 0), i64 %v14) #2
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tail call void (i8*, ...) @f2(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @g4, i32 0, i32 0), i64 %v19) #2
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tail call void (i8*, ...) @f2(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @g5, i32 0, i32 0), i64 %v22) #2
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ret void
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}
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; Function Attrs: nounwind
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declare void @f2(i8* nocapture readonly, ...) #1
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attributes #0 = { norecurse nounwind readonly "target-cpu"="hexagonv55" }
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attributes #1 = { nounwind "target-cpu"="hexagonv55" }
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attributes #2 = { nounwind }
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