derek.holloway
7502bf64a4
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85 lines
1.9 KiB
LLVM
85 lines
1.9 KiB
LLVM
; RUN: llc -verify-machineinstrs -mcpu=pwr7 < %s | FileCheck %s -check-prefix=PWR7
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; RUN: llc -verify-machineinstrs -mcpu=pwr8 < %s | FileCheck %s -check-prefix=PWR8
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target datalayout = "E-m:e-i64:64-n32:64"
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target triple = "powerpc64-unknown-linux-gnu"
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; Function Attrs: nounwind
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define void @foo1(ptr nocapture %x, ptr nocapture readonly %y) #0 {
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entry:
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tail call void @llvm.memcpy.p0.p0.i64(ptr align 8 %x, ptr align 8 %y, i64 32, i1 false)
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ret void
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; PWR7-LABEL: @foo1
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; PWR7-NOT: bl memcpy
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; PWR7-DAG: li [[OFFSET:[0-9]+]], 16
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; PWR7-DAG: lxvd2x [[TMP0:[0-9]+]], 4, [[OFFSET]]
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; PWR7-DAG: stxvd2x [[TMP0]], 3, [[OFFSET]]
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; PWR7-DAG: lxvd2x [[TMP1:[0-9]+]], 0, 4
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; PWR7-DAG: stxvd2x [[TMP1]], 0, 3
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; PWR7: blr
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; PWR8-LABEL: @foo1
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; PWR8: lxvw4x
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; PWR8: stxvw4x
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; PWR8: blr
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}
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; Function Attrs: nounwind
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declare void @llvm.memcpy.p0.p0.i64(ptr nocapture, ptr nocapture readonly, i64, i1) #0
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; Function Attrs: nounwind
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define void @foo2(ptr nocapture %x, ptr nocapture readonly %y) #0 {
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entry:
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tail call void @llvm.memcpy.p0.p0.i64(ptr align 8 %x, ptr align 8 %y, i64 128, i1 false)
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ret void
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; PWR7-LABEL: @foo2
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; PWR7: bl memcpy
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; PWR7: blr
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; PWR8-LABEL: @foo2
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; PWR8: lxvw4x
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; PWR8: stxvw4x
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; PWR8: blr
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}
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; Function Attrs: nounwind
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define void @bar1(ptr nocapture %x) #0 {
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entry:
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tail call void @llvm.memset.p0.i64(ptr align 8 %x, i8 0, i64 128, i1 false)
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ret void
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; PWR7-LABEL: @bar1
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; PWR7-NOT: bl memset
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; PWR7: stxvw4x
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; PWR7: blr
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; PWR8-LABEL: @bar1
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; PWR8-NOT: bl memset
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; PWR8: stxvw4x
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; PWR8: blr
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}
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; Function Attrs: nounwind
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define void @bar2(ptr nocapture %x) #0 {
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entry:
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tail call void @llvm.memset.p0.i64(ptr align 32 %x, i8 0, i64 128, i1 false)
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ret void
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; PWR7-LABEL: @bar2
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; PWR7-NOT: bl memset
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; PWR7: stxvw4x
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; PWR7: blr
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; PWR8-LABEL: @bar2
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; PWR8-NOT: bl memset
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; PWR8: stxvw4x
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; PWR8: blr
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}
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; Function Attrs: nounwind
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declare void @llvm.memset.p0.i64(ptr nocapture, i8, i64, i1) #0
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attributes #0 = { nounwind }
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