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https://github.com/RPCS3/llvm-mirror.git
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[SLPVectorizer][X86] Add other tests described in PR28474
llvm-svn: 362297
This commit is contained in:
Simon Pilgrim
parent
f795765a30
commit
3cd0efd5af
@ -2,6 +2,23 @@
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; RUN: opt < %s -slp-vectorizer -S -mtriple=x86_64-apple-macosx10.10.0 -mattr=+sse4.2 | FileCheck %s
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; PR28474
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;void foo();
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;
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;int test1(unsigned int *p) {
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; int sum = 0;
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; #pragma nounroll
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; for (int y = 0; y < 2; y++) {
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; // Inner loop gets unrolled
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; for (int x = 0; x < 8; x++) {
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; sum += p[x] * 42;
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; }
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; // Dummy call to keep outer loop alive
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; foo();
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; }
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; return sum;
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;}
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define i32 @test(i32* nocapture readonly %p) {
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; CHECK-LABEL: @test(
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; CHECK-NEXT: entry:
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@ -79,3 +96,242 @@ for.body:
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for.end:
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ret i32 %add.7
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}
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;void foo();
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;
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;int test2(unsigned int *p, unsigned int *q) {
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; int sum = 0;
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; #pragma nounroll
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; for (int y = 0; y < 2; y++) {
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; // Inner loop gets unrolled
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; for (int x = 0; x < 8; x++) {
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; sum += p[x] * q[x];
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; }
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; // Dummy call to keep outer loop alive
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; foo();
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; }
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; return sum;
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;}
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define i32 @test2(i32* nocapture readonly %p, i32* nocapture readonly %q) {
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; CHECK-LABEL: @test2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[ARRAYIDX_P_1:%.*]] = getelementptr inbounds i32, i32* [[P:%.*]], i64 1
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; CHECK-NEXT: [[ARRAYIDX_P_2:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 2
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; CHECK-NEXT: [[ARRAYIDX_P_3:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 3
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; CHECK-NEXT: [[ARRAYIDX_P_4:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 4
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; CHECK-NEXT: [[ARRAYIDX_P_5:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 5
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; CHECK-NEXT: [[ARRAYIDX_P_6:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 6
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; CHECK-NEXT: [[ARRAYIDX_P_7:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 7
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; CHECK-NEXT: [[ARRAYIDX_Q_1:%.*]] = getelementptr inbounds i32, i32* [[Q:%.*]], i64 1
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; CHECK-NEXT: [[ARRAYIDX_Q_2:%.*]] = getelementptr inbounds i32, i32* [[Q]], i64 2
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; CHECK-NEXT: [[ARRAYIDX_Q_3:%.*]] = getelementptr inbounds i32, i32* [[Q]], i64 3
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; CHECK-NEXT: [[ARRAYIDX_Q_4:%.*]] = getelementptr inbounds i32, i32* [[Q]], i64 4
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; CHECK-NEXT: [[ARRAYIDX_Q_5:%.*]] = getelementptr inbounds i32, i32* [[Q]], i64 5
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; CHECK-NEXT: [[ARRAYIDX_Q_6:%.*]] = getelementptr inbounds i32, i32* [[Q]], i64 6
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; CHECK-NEXT: [[ARRAYIDX_Q_7:%.*]] = getelementptr inbounds i32, i32* [[Q]], i64 7
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; CHECK-NEXT: br label [[FOR_BODY:%.*]]
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; CHECK: for.body:
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; CHECK-NEXT: [[SUM:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[OP_EXTRA:%.*]], [[FOR_BODY]] ]
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; CHECK-NEXT: [[TMP0:%.*]] = bitcast i32* [[P]] to <8 x i32>*
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; CHECK-NEXT: [[TMP1:%.*]] = load <8 x i32>, <8 x i32>* [[TMP0]], align 4
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; CHECK-NEXT: [[TMP2:%.*]] = bitcast i32* [[Q]] to <8 x i32>*
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; CHECK-NEXT: [[TMP3:%.*]] = load <8 x i32>, <8 x i32>* [[TMP2]], align 4
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; CHECK-NEXT: [[TMP4:%.*]] = mul <8 x i32> [[TMP1]], [[TMP3]]
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; CHECK-NEXT: [[ADD:%.*]] = add i32 undef, [[SUM]]
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; CHECK-NEXT: [[ADD_1:%.*]] = add i32 undef, [[ADD]]
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; CHECK-NEXT: [[ADD_2:%.*]] = add i32 undef, [[ADD_1]]
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; CHECK-NEXT: [[ADD_3:%.*]] = add i32 undef, [[ADD_2]]
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; CHECK-NEXT: [[ADD_4:%.*]] = add i32 undef, [[ADD_3]]
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; CHECK-NEXT: [[ADD_5:%.*]] = add i32 undef, [[ADD_4]]
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; CHECK-NEXT: [[ADD_6:%.*]] = add i32 undef, [[ADD_5]]
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; CHECK-NEXT: [[RDX_SHUF:%.*]] = shufflevector <8 x i32> [[TMP4]], <8 x i32> undef, <8 x i32> <i32 4, i32 5, i32 6, i32 7, i32 undef, i32 undef, i32 undef, i32 undef>
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; CHECK-NEXT: [[BIN_RDX:%.*]] = add <8 x i32> [[TMP4]], [[RDX_SHUF]]
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; CHECK-NEXT: [[RDX_SHUF1:%.*]] = shufflevector <8 x i32> [[BIN_RDX]], <8 x i32> undef, <8 x i32> <i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
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; CHECK-NEXT: [[BIN_RDX2:%.*]] = add <8 x i32> [[BIN_RDX]], [[RDX_SHUF1]]
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; CHECK-NEXT: [[RDX_SHUF3:%.*]] = shufflevector <8 x i32> [[BIN_RDX2]], <8 x i32> undef, <8 x i32> <i32 1, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
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; CHECK-NEXT: [[BIN_RDX4:%.*]] = add <8 x i32> [[BIN_RDX2]], [[RDX_SHUF3]]
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; CHECK-NEXT: [[TMP5:%.*]] = extractelement <8 x i32> [[BIN_RDX4]], i32 0
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; CHECK-NEXT: [[OP_EXTRA]] = add i32 [[TMP5]], [[SUM]]
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; CHECK-NEXT: [[ADD_7:%.*]] = add i32 undef, [[ADD_6]]
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; CHECK-NEXT: br i1 true, label [[FOR_END:%.*]], label [[FOR_BODY]]
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; CHECK: for.end:
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; CHECK-NEXT: ret i32 [[OP_EXTRA]]
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;
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entry:
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%arrayidx.p.1 = getelementptr inbounds i32, i32* %p, i64 1
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%arrayidx.p.2 = getelementptr inbounds i32, i32* %p, i64 2
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%arrayidx.p.3 = getelementptr inbounds i32, i32* %p, i64 3
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%arrayidx.p.4 = getelementptr inbounds i32, i32* %p, i64 4
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%arrayidx.p.5 = getelementptr inbounds i32, i32* %p, i64 5
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%arrayidx.p.6 = getelementptr inbounds i32, i32* %p, i64 6
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%arrayidx.p.7 = getelementptr inbounds i32, i32* %p, i64 7
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%arrayidx.q.1 = getelementptr inbounds i32, i32* %q, i64 1
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%arrayidx.q.2 = getelementptr inbounds i32, i32* %q, i64 2
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%arrayidx.q.3 = getelementptr inbounds i32, i32* %q, i64 3
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%arrayidx.q.4 = getelementptr inbounds i32, i32* %q, i64 4
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%arrayidx.q.5 = getelementptr inbounds i32, i32* %q, i64 5
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%arrayidx.q.6 = getelementptr inbounds i32, i32* %q, i64 6
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%arrayidx.q.7 = getelementptr inbounds i32, i32* %q, i64 7
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br label %for.body
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for.body:
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%sum = phi i32 [ 0, %entry ], [ %add.7, %for.body ]
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%tmpp = load i32, i32* %p, align 4
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%tmpq = load i32, i32* %q, align 4
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%mul = mul i32 %tmpp, %tmpq
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%add = add i32 %mul, %sum
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%tmp5p = load i32, i32* %arrayidx.p.1, align 4
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%tmp5q = load i32, i32* %arrayidx.q.1, align 4
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%mul.1 = mul i32 %tmp5p, %tmp5q
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%add.1 = add i32 %mul.1, %add
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%tmp6p = load i32, i32* %arrayidx.p.2, align 4
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%tmp6q = load i32, i32* %arrayidx.q.2, align 4
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%mul.2 = mul i32 %tmp6p, %tmp6q
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%add.2 = add i32 %mul.2, %add.1
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%tmp7p = load i32, i32* %arrayidx.p.3, align 4
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%tmp7q = load i32, i32* %arrayidx.q.3, align 4
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%mul.3 = mul i32 %tmp7p, %tmp7q
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%add.3 = add i32 %mul.3, %add.2
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%tmp8p = load i32, i32* %arrayidx.p.4, align 4
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%tmp8q = load i32, i32* %arrayidx.q.4, align 4
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%mul.4 = mul i32 %tmp8p, %tmp8q
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%add.4 = add i32 %mul.4, %add.3
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%tmp9p = load i32, i32* %arrayidx.p.5, align 4
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%tmp9q = load i32, i32* %arrayidx.q.5, align 4
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%mul.5 = mul i32 %tmp9p, %tmp9q
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%add.5 = add i32 %mul.5, %add.4
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%tmp10p = load i32, i32* %arrayidx.p.6, align 4
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%tmp10q = load i32, i32* %arrayidx.q.6, align 4
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%mul.6 = mul i32 %tmp10p, %tmp10q
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%add.6 = add i32 %mul.6, %add.5
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%tmp11p = load i32, i32* %arrayidx.p.7, align 4
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%tmp11q = load i32, i32* %arrayidx.q.7, align 4
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%mul.7 = mul i32 %tmp11p, %tmp11q
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%add.7 = add i32 %mul.7, %add.6
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br i1 true, label %for.end, label %for.body
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for.end:
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ret i32 %add.7
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}
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;void foo();
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;
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;int test3(unsigned int *p, unsigned int *q) {
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; int sum = 0;
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; #pragma nounroll
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; for (int y = 0; y < 2; y++) {
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; // Inner loop gets unrolled
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; for (int x = 0; x < 8; x++) {
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; sum += p[x] * q[7-x];
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; }
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; // Dummy call to keep outer loop alive
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; foo();
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; }
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; return sum;
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;}
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define i32 @test3(i32* nocapture readonly %p, i32* nocapture readonly %q) {
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; CHECK-LABEL: @test3(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[ARRAYIDX_P_1:%.*]] = getelementptr inbounds i32, i32* [[P:%.*]], i64 1
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; CHECK-NEXT: [[ARRAYIDX_P_2:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 2
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; CHECK-NEXT: [[ARRAYIDX_P_3:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 3
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; CHECK-NEXT: [[ARRAYIDX_P_4:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 4
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; CHECK-NEXT: [[ARRAYIDX_P_5:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 5
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; CHECK-NEXT: [[ARRAYIDX_P_6:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 6
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; CHECK-NEXT: [[ARRAYIDX_P_7:%.*]] = getelementptr inbounds i32, i32* [[P]], i64 7
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; CHECK-NEXT: [[ARRAYIDX_Q_1:%.*]] = getelementptr inbounds i32, i32* [[Q:%.*]], i64 1
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; CHECK-NEXT: [[ARRAYIDX_Q_2:%.*]] = getelementptr inbounds i32, i32* [[Q]], i64 2
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; CHECK-NEXT: [[ARRAYIDX_Q_3:%.*]] = getelementptr inbounds i32, i32* [[Q]], i64 3
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; CHECK-NEXT: [[ARRAYIDX_Q_4:%.*]] = getelementptr inbounds i32, i32* [[Q]], i64 4
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; CHECK-NEXT: [[ARRAYIDX_Q_5:%.*]] = getelementptr inbounds i32, i32* [[Q]], i64 5
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; CHECK-NEXT: [[ARRAYIDX_Q_6:%.*]] = getelementptr inbounds i32, i32* [[Q]], i64 6
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; CHECK-NEXT: [[ARRAYIDX_Q_7:%.*]] = getelementptr inbounds i32, i32* [[Q]], i64 7
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; CHECK-NEXT: br label [[FOR_BODY:%.*]]
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; CHECK: for.body:
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; CHECK-NEXT: [[SUM:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[OP_EXTRA:%.*]], [[FOR_BODY]] ]
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; CHECK-NEXT: [[TMP0:%.*]] = bitcast i32* [[P]] to <8 x i32>*
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; CHECK-NEXT: [[TMP1:%.*]] = load <8 x i32>, <8 x i32>* [[TMP0]], align 4
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; CHECK-NEXT: [[REORDER_SHUFFLE:%.*]] = shufflevector <8 x i32> [[TMP1]], <8 x i32> undef, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
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; CHECK-NEXT: [[TMP2:%.*]] = bitcast i32* [[Q]] to <8 x i32>*
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; CHECK-NEXT: [[TMP3:%.*]] = load <8 x i32>, <8 x i32>* [[TMP2]], align 4
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; CHECK-NEXT: [[TMP4:%.*]] = mul <8 x i32> [[REORDER_SHUFFLE]], [[TMP3]]
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; CHECK-NEXT: [[ADD:%.*]] = add i32 undef, [[SUM]]
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; CHECK-NEXT: [[ADD_1:%.*]] = add i32 undef, [[ADD]]
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; CHECK-NEXT: [[ADD_2:%.*]] = add i32 undef, [[ADD_1]]
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; CHECK-NEXT: [[ADD_3:%.*]] = add i32 undef, [[ADD_2]]
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; CHECK-NEXT: [[ADD_4:%.*]] = add i32 undef, [[ADD_3]]
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; CHECK-NEXT: [[ADD_5:%.*]] = add i32 undef, [[ADD_4]]
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; CHECK-NEXT: [[ADD_6:%.*]] = add i32 undef, [[ADD_5]]
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; CHECK-NEXT: [[RDX_SHUF:%.*]] = shufflevector <8 x i32> [[TMP4]], <8 x i32> undef, <8 x i32> <i32 4, i32 5, i32 6, i32 7, i32 undef, i32 undef, i32 undef, i32 undef>
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; CHECK-NEXT: [[BIN_RDX:%.*]] = add <8 x i32> [[TMP4]], [[RDX_SHUF]]
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; CHECK-NEXT: [[RDX_SHUF1:%.*]] = shufflevector <8 x i32> [[BIN_RDX]], <8 x i32> undef, <8 x i32> <i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
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; CHECK-NEXT: [[BIN_RDX2:%.*]] = add <8 x i32> [[BIN_RDX]], [[RDX_SHUF1]]
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; CHECK-NEXT: [[RDX_SHUF3:%.*]] = shufflevector <8 x i32> [[BIN_RDX2]], <8 x i32> undef, <8 x i32> <i32 1, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
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; CHECK-NEXT: [[BIN_RDX4:%.*]] = add <8 x i32> [[BIN_RDX2]], [[RDX_SHUF3]]
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; CHECK-NEXT: [[TMP5:%.*]] = extractelement <8 x i32> [[BIN_RDX4]], i32 0
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; CHECK-NEXT: [[OP_EXTRA]] = add i32 [[TMP5]], [[SUM]]
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; CHECK-NEXT: [[ADD_7:%.*]] = add i32 undef, [[ADD_6]]
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; CHECK-NEXT: br i1 true, label [[FOR_END:%.*]], label [[FOR_BODY]]
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; CHECK: for.end:
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; CHECK-NEXT: ret i32 [[OP_EXTRA]]
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;
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entry:
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%arrayidx.p.1 = getelementptr inbounds i32, i32* %p, i64 1
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%arrayidx.p.2 = getelementptr inbounds i32, i32* %p, i64 2
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%arrayidx.p.3 = getelementptr inbounds i32, i32* %p, i64 3
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%arrayidx.p.4 = getelementptr inbounds i32, i32* %p, i64 4
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%arrayidx.p.5 = getelementptr inbounds i32, i32* %p, i64 5
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%arrayidx.p.6 = getelementptr inbounds i32, i32* %p, i64 6
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%arrayidx.p.7 = getelementptr inbounds i32, i32* %p, i64 7
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%arrayidx.q.1 = getelementptr inbounds i32, i32* %q, i64 1
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%arrayidx.q.2 = getelementptr inbounds i32, i32* %q, i64 2
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%arrayidx.q.3 = getelementptr inbounds i32, i32* %q, i64 3
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%arrayidx.q.4 = getelementptr inbounds i32, i32* %q, i64 4
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%arrayidx.q.5 = getelementptr inbounds i32, i32* %q, i64 5
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%arrayidx.q.6 = getelementptr inbounds i32, i32* %q, i64 6
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%arrayidx.q.7 = getelementptr inbounds i32, i32* %q, i64 7
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br label %for.body
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for.body:
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%sum = phi i32 [ 0, %entry ], [ %add.7, %for.body ]
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%tmpp = load i32, i32* %p, align 4
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%tmpq = load i32, i32* %arrayidx.q.7, align 4
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%mul = mul i32 %tmpp, %tmpq
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%add = add i32 %mul, %sum
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%tmp5p = load i32, i32* %arrayidx.p.1, align 4
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%tmp5q = load i32, i32* %arrayidx.q.6, align 4
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%mul.1 = mul i32 %tmp5p, %tmp5q
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%add.1 = add i32 %mul.1, %add
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%tmp6p = load i32, i32* %arrayidx.p.2, align 4
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%tmp6q = load i32, i32* %arrayidx.q.5, align 4
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%mul.2 = mul i32 %tmp6p, %tmp6q
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%add.2 = add i32 %mul.2, %add.1
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%tmp7p = load i32, i32* %arrayidx.p.3, align 4
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%tmp7q = load i32, i32* %arrayidx.q.4, align 4
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%mul.3 = mul i32 %tmp7p, %tmp7q
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%add.3 = add i32 %mul.3, %add.2
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%tmp8p = load i32, i32* %arrayidx.p.4, align 4
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%tmp8q = load i32, i32* %arrayidx.q.3, align 4
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%mul.4 = mul i32 %tmp8p, %tmp8q
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%add.4 = add i32 %mul.4, %add.3
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%tmp9p = load i32, i32* %arrayidx.p.5, align 4
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%tmp9q = load i32, i32* %arrayidx.q.2, align 4
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%mul.5 = mul i32 %tmp9p, %tmp9q
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%add.5 = add i32 %mul.5, %add.4
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%tmp10p = load i32, i32* %arrayidx.p.6, align 4
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%tmp10q = load i32, i32* %arrayidx.q.1, align 4
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%mul.6 = mul i32 %tmp10p, %tmp10q
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%add.6 = add i32 %mul.6, %add.5
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%tmp11p = load i32, i32* %arrayidx.p.7, align 4
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%tmp11q = load i32, i32* %q, align 4
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%mul.7 = mul i32 %tmp11p, %tmp11q
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%add.7 = add i32 %mul.7, %add.6
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br i1 true, label %for.end, label %for.body
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for.end:
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ret i32 %add.7
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}
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