forked from OSchip/llvm-project
25 lines
918 B
LLVM
25 lines
918 B
LLVM
; RUN: llc -verify-machineinstrs -mcpu=pwr8 -mtriple=powerpc64le-unknown-linux-gnu < %s | FileCheck %s
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; This code causes an assertion failure if dereferenceable flag is not properly set when in merging consecutive stores
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; CHECK-LABEL: func:
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; CHECK: lxvd2x [[REG1:[0-9]+]], {{[0-9]+}}, {{[0-9]+}}
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; CHECK-NOT: lxvd2x
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; CHECK: stxvd2x [[REG1:[0-9]+]], {{[0-9]+}}, {{[0-9]+}}
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define <2 x i64> @func(i64* %pdst) {
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entry:
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%a = alloca [4 x i64], align 8
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%psrc0 = bitcast [4 x i64]* %a to i64*
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%psrc1 = getelementptr inbounds i64, i64* %psrc0, i64 1
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%d0 = load i64, i64* %psrc0
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%d1 = load i64, i64* %psrc1
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%pdst0 = getelementptr inbounds i64, i64* %pdst, i64 0
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%pdst1 = getelementptr inbounds i64, i64* %pdst, i64 1
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store i64 %d0, i64* %pdst0, align 8
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store i64 %d1, i64* %pdst1, align 8
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%psrcd = bitcast [4 x i64]* %a to <2 x i64>*
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%vec = load <2 x i64>, <2 x i64>* %psrcd
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ret <2 x i64> %vec
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}
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