forked from OSchip/llvm-project
29 lines
772 B
LLVM
29 lines
772 B
LLVM
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; RUN: llc -march=hexagon < %s | FileCheck %s
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; Test that the hardware loop pass does not alter the comparison
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; to use the result from the induction expression instead of
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; from the Phi.
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; CHECK: cmpb.gtu([[REG0:r[0-9]+]]
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; CHECK: [[REG0]] = add([[REG0]],
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define void @f0() #0 {
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b0:
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br label %b1
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b1: ; preds = %b1, %b0
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br i1 undef, label %b1, label %b2
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b2: ; preds = %b2, %b1
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%v0 = phi i32 [ %v3, %b2 ], [ undef, %b1 ]
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%v1 = trunc i32 %v0 to i8
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%v2 = icmp ugt i8 %v1, 44
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%v3 = add i32 %v0, -30
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br i1 %v2, label %b2, label %b3
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b3: ; preds = %b2
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ret void
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}
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attributes #0 = { nounwind "target-cpu"="hexagonv55" }
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