forked from OSchip/llvm-project
29 lines
855 B
LLVM
29 lines
855 B
LLVM
; RUN: llc -march=hexagon -mcpu=hexagonv5 < %s | FileCheck %s
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; Generate MemOps for V4 and above.
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define void @f(i8* nocapture %p) nounwind {
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entry:
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; CHECK: memb(r{{[0-9]+}}{{ *}}+{{ *}}#10){{ *}}-={{ *}}#1
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%add.ptr = getelementptr inbounds i8, i8* %p, i32 10
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%0 = load i8, i8* %add.ptr, align 1
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%conv = zext i8 %0 to i32
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%sub = add nsw i32 %conv, 255
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%conv1 = trunc i32 %sub to i8
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store i8 %conv1, i8* %add.ptr, align 1
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ret void
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}
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define void @g(i8* nocapture %p, i32 %i) nounwind {
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entry:
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; CHECK: memb(r{{[0-9]+}}{{ *}}+{{ *}}#10){{ *}}-={{ *}}#1
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%add.ptr.sum = add i32 %i, 10
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%add.ptr1 = getelementptr inbounds i8, i8* %p, i32 %add.ptr.sum
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%0 = load i8, i8* %add.ptr1, align 1
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%conv = zext i8 %0 to i32
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%sub = add nsw i32 %conv, 255
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%conv2 = trunc i32 %sub to i8
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store i8 %conv2, i8* %add.ptr1, align 1
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ret void
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}
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