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llvm-mirror/test/CodeGen/PowerPC/memcpy-vec.ll
Jinsong Ji a3d207d6bc Re-land "[PowerPC] Remove QPX/A2Q BGQ/BGP CNK support"
This reverts commit bf544fa1c3cb80f24d85e84559fb11193846259f.

Fixed the typo in PPCInstrInfo.cpp.
2020-07-28 14:00:11 +00:00

91 lines
2.2 KiB
LLVM

; RUN: llc -verify-machineinstrs -mcpu=pwr7 < %s | FileCheck %s -check-prefix=PWR7
; RUN: llc -verify-machineinstrs -mcpu=pwr8 < %s | FileCheck %s -check-prefix=PWR8
target datalayout = "E-m:e-i64:64-n32:64"
target triple = "powerpc64-unknown-linux-gnu"
; Function Attrs: nounwind
define void @foo1(double* nocapture %x, double* nocapture readonly %y) #0 {
entry:
%0 = bitcast double* %x to i8*
%1 = bitcast double* %y to i8*
tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 %0, i8* align 8 %1, i64 32, i1 false)
ret void
; PWR7-LABEL: @foo1
; PWR7-NOT: bl memcpy
; PWR7-DAG: li [[OFFSET:[0-9]+]], 16
; PWR7-DAG: lxvd2x [[TMP0:[0-9]+]], 4, [[OFFSET]]
; PWR7-DAG: stxvd2x [[TMP0]], 3, [[OFFSET]]
; PWR7-DAG: lxvd2x [[TMP1:[0-9]+]], 0, 4
; PWR7-DAG: stxvd2x [[TMP1]], 0, 3
; PWR7: blr
; PWR8-LABEL: @foo1
; PWR8: lxvw4x
; PWR8: stxvw4x
; PWR8: blr
}
; Function Attrs: nounwind
declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture readonly, i64, i1) #0
; Function Attrs: nounwind
define void @foo2(double* nocapture %x, double* nocapture readonly %y) #0 {
entry:
%0 = bitcast double* %x to i8*
%1 = bitcast double* %y to i8*
tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 %0, i8* align 8 %1, i64 128, i1 false)
ret void
; PWR7-LABEL: @foo2
; PWR7: bl memcpy
; PWR7: blr
; PWR8-LABEL: @foo2
; PWR8: lxvw4x
; PWR8: stxvw4x
; PWR8: blr
}
; Function Attrs: nounwind
define void @bar1(double* nocapture %x) #0 {
entry:
%0 = bitcast double* %x to i8*
tail call void @llvm.memset.p0i8.i64(i8* align 8 %0, i8 0, i64 128, i1 false)
ret void
; PWR7-LABEL: @bar1
; PWR7-NOT: bl memset
; PWR7: stxvw4x
; PWR7: blr
; PWR8-LABEL: @bar1
; PWR8-NOT: bl memset
; PWR8: stxvw4x
; PWR8: blr
}
; Function Attrs: nounwind
define void @bar2(double* nocapture %x) #0 {
entry:
%0 = bitcast double* %x to i8*
tail call void @llvm.memset.p0i8.i64(i8* align 32 %0, i8 0, i64 128, i1 false)
ret void
; PWR7-LABEL: @bar2
; PWR7-NOT: bl memset
; PWR7: stxvw4x
; PWR7: blr
; PWR8-LABEL: @bar2
; PWR8-NOT: bl memset
; PWR8: stxvw4x
; PWR8: blr
}
; Function Attrs: nounwind
declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i1) #0
attributes #0 = { nounwind }