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llvm-mirror/test/CodeGen/AArch64/arm64-prefetch.ll
Simon Pilgrim 91bb437eb8 [AARCH64] Enable AARCH64 lit tests on windows dev machines
As discussed on PR27654, this patch fixes the triples of a lot of aarch64 tests and enables lit tests on windows

This will hopefully help stop cases where windows developers break the aarch64 target

Differential Revision: https://reviews.llvm.org/D22191

llvm-svn: 275973
2016-07-19 13:35:11 +00:00

124 lines
4.5 KiB
LLVM

; RUN: llc < %s -mtriple=arm64-eabi | FileCheck %s
@a = common global i32* null, align 8
define void @test(i32 %i, i32 %j) nounwind ssp {
entry:
; CHECK: @test
%j.addr = alloca i32, align 4
store i32 %j, i32* %j.addr, align 4, !tbaa !0
%tmp = bitcast i32* %j.addr to i8*
; CHECK: prfum pldl1strm
call void @llvm.prefetch(i8* %tmp, i32 0, i32 0, i32 1)
; CHECK: prfum pldl3keep
call void @llvm.prefetch(i8* %tmp, i32 0, i32 1, i32 1)
; CHECK: prfum pldl2keep
call void @llvm.prefetch(i8* %tmp, i32 0, i32 2, i32 1)
; CHECK: prfum pldl1keep
call void @llvm.prefetch(i8* %tmp, i32 0, i32 3, i32 1)
; CHECK: prfum plil1strm
call void @llvm.prefetch(i8* %tmp, i32 0, i32 0, i32 0)
; CHECK: prfum plil3keep
call void @llvm.prefetch(i8* %tmp, i32 0, i32 1, i32 0)
; CHECK: prfum plil2keep
call void @llvm.prefetch(i8* %tmp, i32 0, i32 2, i32 0)
; CHECK: prfum plil1keep
call void @llvm.prefetch(i8* %tmp, i32 0, i32 3, i32 0)
; CHECK: prfum pstl1strm
call void @llvm.prefetch(i8* %tmp, i32 1, i32 0, i32 1)
; CHECK: prfum pstl3keep
call void @llvm.prefetch(i8* %tmp, i32 1, i32 1, i32 1)
; CHECK: prfum pstl2keep
call void @llvm.prefetch(i8* %tmp, i32 1, i32 2, i32 1)
; CHECK: prfum pstl1keep
call void @llvm.prefetch(i8* %tmp, i32 1, i32 3, i32 1)
%tmp1 = load i32, i32* %j.addr, align 4, !tbaa !0
%add = add nsw i32 %tmp1, %i
%idxprom = sext i32 %add to i64
%tmp2 = load i32*, i32** @a, align 8, !tbaa !3
%arrayidx = getelementptr inbounds i32, i32* %tmp2, i64 %idxprom
%tmp3 = bitcast i32* %arrayidx to i8*
; CHECK: prfm pldl1strm
call void @llvm.prefetch(i8* %tmp3, i32 0, i32 0, i32 1)
%tmp4 = load i32*, i32** @a, align 8, !tbaa !3
%arrayidx3 = getelementptr inbounds i32, i32* %tmp4, i64 %idxprom
%tmp5 = bitcast i32* %arrayidx3 to i8*
; CHECK: prfm pldl3keep
call void @llvm.prefetch(i8* %tmp5, i32 0, i32 1, i32 1)
%tmp6 = load i32*, i32** @a, align 8, !tbaa !3
%arrayidx6 = getelementptr inbounds i32, i32* %tmp6, i64 %idxprom
%tmp7 = bitcast i32* %arrayidx6 to i8*
; CHECK: prfm pldl2keep
call void @llvm.prefetch(i8* %tmp7, i32 0, i32 2, i32 1)
%tmp8 = load i32*, i32** @a, align 8, !tbaa !3
%arrayidx9 = getelementptr inbounds i32, i32* %tmp8, i64 %idxprom
%tmp9 = bitcast i32* %arrayidx9 to i8*
; CHECK: prfm pldl1keep
call void @llvm.prefetch(i8* %tmp9, i32 0, i32 3, i32 1)
%tmp10 = load i32*, i32** @a, align 8, !tbaa !3
%arrayidx12 = getelementptr inbounds i32, i32* %tmp10, i64 %idxprom
%tmp11 = bitcast i32* %arrayidx12 to i8*
; CHECK: prfm plil1strm
call void @llvm.prefetch(i8* %tmp11, i32 0, i32 0, i32 0)
%tmp12 = load i32*, i32** @a, align 8, !tbaa !3
%arrayidx15 = getelementptr inbounds i32, i32* %tmp12, i64 %idxprom
%tmp13 = bitcast i32* %arrayidx3 to i8*
; CHECK: prfm plil3keep
call void @llvm.prefetch(i8* %tmp13, i32 0, i32 1, i32 0)
%tmp14 = load i32*, i32** @a, align 8, !tbaa !3
%arrayidx18 = getelementptr inbounds i32, i32* %tmp14, i64 %idxprom
%tmp15 = bitcast i32* %arrayidx6 to i8*
; CHECK: prfm plil2keep
call void @llvm.prefetch(i8* %tmp15, i32 0, i32 2, i32 0)
%tmp16 = load i32*, i32** @a, align 8, !tbaa !3
%arrayidx21 = getelementptr inbounds i32, i32* %tmp16, i64 %idxprom
%tmp17 = bitcast i32* %arrayidx9 to i8*
; CHECK: prfm plil1keep
call void @llvm.prefetch(i8* %tmp17, i32 0, i32 3, i32 0)
%tmp18 = load i32*, i32** @a, align 8, !tbaa !3
%arrayidx24 = getelementptr inbounds i32, i32* %tmp18, i64 %idxprom
%tmp19 = bitcast i32* %arrayidx12 to i8*
; CHECK: prfm pstl1strm
call void @llvm.prefetch(i8* %tmp19, i32 1, i32 0, i32 1)
%tmp20 = load i32*, i32** @a, align 8, !tbaa !3
%arrayidx27 = getelementptr inbounds i32, i32* %tmp20, i64 %idxprom
%tmp21 = bitcast i32* %arrayidx15 to i8*
; CHECK: prfm pstl3keep
call void @llvm.prefetch(i8* %tmp21, i32 1, i32 1, i32 1)
%tmp22 = load i32*, i32** @a, align 8, !tbaa !3
%arrayidx30 = getelementptr inbounds i32, i32* %tmp22, i64 %idxprom
%tmp23 = bitcast i32* %arrayidx18 to i8*
; CHECK: prfm pstl2keep
call void @llvm.prefetch(i8* %tmp23, i32 1, i32 2, i32 1)
%tmp24 = load i32*, i32** @a, align 8, !tbaa !3
%arrayidx33 = getelementptr inbounds i32, i32* %tmp24, i64 %idxprom
%tmp25 = bitcast i32* %arrayidx21 to i8*
; CHECK: prfm pstl1keep
call void @llvm.prefetch(i8* %tmp25, i32 1, i32 3, i32 1)
ret void
}
declare void @llvm.prefetch(i8* nocapture, i32, i32, i32) nounwind
!0 = !{!"int", !1}
!1 = !{!"omnipotent char", !2}
!2 = !{!"Simple C/C++ TBAA"}
!3 = !{!"any pointer", !1}