4b3a878e8a
The patch sets the vectorization metadata to false for Polly's fallback loops. These are the loops executed when RTCs fail. This minimizes the multiple loop versioning carried out by Polly and subsequently by the Loop Vectorizer. --------- Co-authored-by: Michael Kruse <github@meinersbur.de>
94 lines
4.0 KiB
LLVM
94 lines
4.0 KiB
LLVM
; RUN: opt %loadPolly -polly-print-scops -polly-print-import-jscop -polly-import-jscop-postfix=transformed -disable-output < %s 2>&1 | FileCheck %s
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; RUN: opt %loadPolly -polly-import-jscop -polly-import-jscop-postfix=transformed -polly-codegen -S < %s 2>&1 | FileCheck %s --check-prefix=CODEGEN
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;
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; for (i = 0; i < _PB_NI; i++)
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; for (j = 0; j < _PB_NJ; j++)
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; for (k = 0; k < _PB_NK; ++k)
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; B[i][j] = beta * A[i][k];
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;
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;
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; CHECK: Arrays {
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; CHECK: double MemRef_B[*][1024]; // Element size 8
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; CHECK: double MemRef_beta; // Element size 8
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; CHECK: double MemRef_A[*][1056]; // Element size 8
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; CHECK: double D[270336]; // Element size 8
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; CHECK: double E[270336][200000]; // Element size 8
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; CHECK: i64 F[270336]; // Element size 8
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;
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; CHECK:New access function '{ Stmt_bb12[i0, i1, i2] -> E[i2, i0] }' detected in JSCOP file
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;
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; CODEGEN:define internal void @create_arrays(i32 %arg, i32 %arg1, i32 %arg2, double %arg3, double %beta, ptr %A, ptr %B, ptr %arg7) #0 {
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; CODEGEN:bb:
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; CODEGEN: %beta.s2a = alloca double
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; CODEGEN: %D = alloca [270336 x double]
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; CODEGEN: %E = alloca [270336 x [200000 x double]]
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; CODEGEN: %F = alloca [270336 x i64]
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; CODEGEN: br label %bb8
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;
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; CODEGEN: %beta.s2a.reload = load double, ptr %beta.s2a
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; CODEGEN: %polly.access.mul.E = mul nsw i64 %polly.indvar31, 200000
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; CODEGEN: %polly.access.add.E = add nsw i64 %polly.access.mul.E, %polly.indvar
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; CODEGEN: {{%.*}} = load double, ptr %polly.access.E, align 8, !alias.scope !4, !noalias !7
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; CODEGEN: store double {{%.*}}, ptr %scevgep34, align 8, !alias.scope !12, !noalias !13
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;
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; CODEGEN: !0 = distinct !{!0, !1}
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; CODEGEN: !1 = !{!"llvm.loop.vectorize.enable", i32 0}
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; CODEGEN: !2 = distinct !{!2, !1}
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; CODEGEN: !3 = distinct !{!3, !1}
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; CODEGEN: !4 = !{!5}
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; CODEGEN: !5 = distinct !{!5, !6, !"polly.alias.scope.E"}
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; CODEGEN: !6 = distinct !{!6, !"polly.alias.scope.domain"}
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; CODEGEN: !7 = !{!8, !9, !10, !11}
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; CODEGEN: !8 = distinct !{!8, !6, !"polly.alias.scope.MemRef_B"}
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; CODEGEN: !9 = distinct !{!9, !6, !"polly.alias.scope.MemRef_A"}
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; CODEGEN: !10 = distinct !{!10, !6, !"polly.alias.scope.D"}
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; CODEGEN: !11 = distinct !{!11, !6, !"polly.alias.scope.F"}
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; CODEGEN: !12 = !{!9}
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; CODEGEN: !13 = !{!8, !10, !5, !11}
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;
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-unknown"
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; Function Attrs: nounwind uwtable
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define internal void @create_arrays(i32 %arg, i32 %arg1, i32 %arg2, double %arg3, double %beta, ptr %A, ptr %B, ptr %arg7) #0 {
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bb:
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br label %bb8
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bb8: ; preds = %bb
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br label %bb9
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bb9: ; preds = %bb23, %bb8
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%tmp = phi i64 [ 0, %bb8 ], [ %tmp24, %bb23 ]
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br label %bb10
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bb10: ; preds = %bb20, %bb9
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%tmp11 = phi i64 [ 0, %bb9 ], [ %tmp21, %bb20 ]
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br label %bb12
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bb12: ; preds = %bb12, %bb10
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%tmp13 = phi i64 [ 0, %bb10 ], [ %tmp18, %bb12 ]
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%tmp14 = getelementptr inbounds [1024 x double], ptr %B, i64 %tmp, i64 %tmp13
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%tmp15 = load double, ptr %tmp14, align 8
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%tmp16 = fmul double %tmp15, %beta
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%tmp17 = getelementptr inbounds [1056 x double], ptr %A, i64 %tmp, i64 %tmp11
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store double %tmp16, ptr %tmp17, align 8
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%tmp18 = add nuw nsw i64 %tmp13, 1
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%tmp19 = icmp ne i64 %tmp18, 1024
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br i1 %tmp19, label %bb12, label %bb20
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bb20: ; preds = %bb12
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%tmp21 = add nuw nsw i64 %tmp11, 1
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%tmp22 = icmp ne i64 %tmp21, 1056
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br i1 %tmp22, label %bb10, label %bb23
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bb23: ; preds = %bb20
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%tmp24 = add nuw nsw i64 %tmp, 1
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%tmp25 = icmp ne i64 %tmp24, 1056
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br i1 %tmp25, label %bb9, label %bb26
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bb26: ; preds = %bb23
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ret void
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}
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attributes #0 = { nounwind uwtable "target-cpu"="x86-64" "target-features"="+aes,+avx,+cmov,+cx16,+fxsr,+mmx,+pclmul,+popcnt,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87,+xsave,+xsaveopt" }
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