42 lines
1.5 KiB
LLVM
42 lines
1.5 KiB
LLVM
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; RUN: llc -mtriple=aarch64-unknown-unknown -global-isel -verify-machineinstrs -stop-after=irtranslator %s -o - | FileCheck %s
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define void @memset() {
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; CHECK-LABEL: name: memset
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; CHECK: bb.1.entry:
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; CHECK-NEXT: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.0.buf
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; CHECK-NEXT: RET_ReallyLR
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entry:
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%buf = alloca [512 x i8], align 1
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%ptr = getelementptr inbounds [512 x i8], [512 x i8]* %buf, i32 0, i32 0
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call void @llvm.memset.p0i8.i32(i8* %ptr, i8 undef, i32 512, i1 false)
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ret void
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}
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define void @memcpy() {
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; CHECK-LABEL: name: memcpy
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; CHECK: bb.1.entry:
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; CHECK-NEXT: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.0.buf
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; CHECK-NEXT: RET_ReallyLR
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entry:
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%buf = alloca [512 x i8], align 1
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%ptr = getelementptr inbounds [512 x i8], [512 x i8]* %buf, i32 0, i32 0
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* %ptr, i8* undef, i32 512, i1 false)
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ret void
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}
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define void @memmove() {
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; CHECK-LABEL: name: memmove
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; CHECK: bb.1.entry:
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; CHECK-NEXT: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.0.buf
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; CHECK-NEXT: RET_ReallyLR
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entry:
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%buf = alloca [512 x i8], align 1
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%ptr = getelementptr inbounds [512 x i8], [512 x i8]* %buf, i32 0, i32 0
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call void @llvm.memmove.p0i8.p0i8.i32(i8* %ptr, i8* undef, i32 512, i1 false)
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ret void
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}
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declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i1) nounwind
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declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture writeonly, i8* nocapture readonly, i32, i1) nounwind
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declare void @llvm.memmove.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i1) nounwind
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