| ; RUN: opt %loadPolly -basicaa -pass-remarks-missed="polly-detect" -polly-detect-track-failures -polly-detect -analyze < %s 2>&1| FileCheck %s |
| ; RUN: opt %loadPolly -basicaa -pass-remarks-missed="polly-detect" -polly-detect-track-failures -polly-detect -polly-delinearize=false -polly-detect-keep-going -analyze < %s 2>&1| FileCheck %s -check-prefix=ALL |
| ; RUN: opt %loadPolly -basicaa -pass-remarks-missed="polly-detect" -polly-detect-track-failures -polly-detect -analyze < %s 2>&1| FileCheck %s -check-prefix=DELIN |
| ; RUN: opt %loadPolly -basicaa -pass-remarks-missed="polly-detect" -polly-detect-track-failures -polly-detect -polly-detect-keep-going -analyze < %s 2>&1| FileCheck %s -check-prefix=DELIN-ALL |
| ; RUN: opt %loadPolly -basicaa -pass-remarks-missed="polly-detect" -polly-detect-track-failures -polly-detect -polly-allow-nonaffine -analyze < %s 2>&1| FileCheck %s -check-prefix=NONAFFINE |
| ; RUN: opt %loadPolly -basicaa -pass-remarks-missed="polly-detect" -polly-detect-track-failures -polly-detect -polly-allow-nonaffine -analyze < %s 2>&1| FileCheck %s -check-prefix=NONAFFINE |
| |
| ; 1 void manyaccesses(float A[restrict], long n, float B[restrict][n]) |
| ; 2 { |
| ; 3 for (long i = 0; i < 1024; ++i) { |
| ; 4 float a1 = A[2 * i * i]; |
| ; 5 float a2 = A[2 * i * i + 1]; |
| ; 6 float b1 = B[0][0]; |
| ; 7 float b2 = B[i][i]; |
| ; 8 float b3 = B[i * i][i]; |
| ; 9 float b4 = B[i][0]; |
| ; 10 float b5 = B[0][i]; |
| ; 11 float b6 = B[0][i*i]; |
| ; 12 |
| ; 13 A[i * i] = a1 + a2 + b1 + b2 + b3 + b4 + b5 + b6; |
| ; 14 } |
| ; 15 } |
| |
| ; CHECK: remark: /tmp/test.c:3:20: The following errors keep this region from being a Scop. |
| ; CHECK-NEXT: remark: /tmp/test.c:4:16: The array subscript of "A" is not affine |
| ; CHECK-NEXT: remark: /tmp/test.c:13:51: Invalid Scop candidate ends here. |
| |
| ; ALL: remark: /tmp/test.c:3:20: The following errors keep this region from being a Scop. |
| ; ALL-NEXT: remark: /tmp/test.c:4:16: The array subscript of "A" is not affine |
| ; ALL-NEXT: remark: /tmp/test.c:5:16: The array subscript of "A" is not affine |
| ; -> B[0][0] is affine |
| ; ALL-NEXT: remark: /tmp/test.c:7:16: The array subscript of "B" is not affine |
| ; ALL-NEXT: remark: /tmp/test.c:8:16: The array subscript of "B" is not affine |
| ; ALL-NEXT: remark: /tmp/test.c:9:16: The array subscript of "B" is not affine |
| ; -> B[0][i] is affine |
| ; ALL-NEXT: remark: /tmp/test.c:11:16: The array subscript of "B" is not affine |
| ; ALL-NEXT: remark: /tmp/test.c:13:5: The array subscript of "A" is not affine |
| ; ALL-NEXT: remark: /tmp/test.c:13:51: Invalid Scop candidate ends here. |
| |
| ; DELIN: remark: /tmp/test.c:3:20: The following errors keep this region from being a Scop. |
| ; DELIN-NEXT: remark: /tmp/test.c:4:16: The array subscript of "A" is not affine |
| ; DELIN-NEXT: remark: /tmp/test.c:13:51: Invalid Scop candidate ends here. |
| |
| ; DELIN-ALL: remark: /tmp/test.c:3:20: The following errors keep this region from being a Scop. |
| ; DELIN-ALL-NEXT: remark: /tmp/test.c:4:16: The array subscript of "A" is not affine |
| ; DELIN-ALL-NEXT: remark: /tmp/test.c:5:16: The array subscript of "A" is not affine |
| ; DELIN-ALL-NEXT: remark: /tmp/test.c:13:5: The array subscript of "A" is not affine |
| ; -> B[0][0] is affine if delinearized |
| ; -> B[i][i] is affine if delinearized |
| ; DELIN-ALL-NEXT: remark: /tmp/test.c:8:16: The array subscript of "B" is not affine |
| ; -> B[i][0] is affine if delinearized |
| ; -> B[0][i] is affine if delinearized |
| ; DELIN-ALL-NEXT: remark: /tmp/test.c:11:16: The array subscript of "B" is not affine |
| ; DELIN-ALL-NEXT: remark: /tmp/test.c:13:51: Invalid Scop candidate ends here. |
| |
| ; NONAFFINE-NOT: remark: The following errors keep this region from being a Scop. |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| |
| define void @manyaccesses(float* noalias %A, i64 %n, float* noalias %B) !dbg !4 { |
| entry: |
| br label %entry.split |
| |
| entry.split: ; preds = %entry |
| %tmp = add i64 %n, 1, !dbg !10 |
| br label %for.body, !dbg !10 |
| |
| for.body: ; preds = %entry.split, %for.body |
| %tmp3 = phi i64 [ 0, %entry.split ], [ %tmp14, %for.body ], !dbg !15 |
| %mul = mul i64 %tmp3, 2, !dbg !17 |
| %tmp4 = mul i64 %tmp, %tmp3, !dbg !18 |
| %arrayidx8 = getelementptr float, float* %B, i64 %tmp4, !dbg !19 |
| %mul9 = mul i64 %n, %tmp3, !dbg !15 |
| %arrayidx12 = getelementptr float, float* %B, i64 %mul9, !dbg !20 |
| %arrayidx15 = getelementptr float, float* %B, i64 %tmp3, !dbg !21 |
| %mul1 = mul nsw i64 %mul, %tmp3, !dbg !17 |
| %arrayidx = getelementptr inbounds float, float* %A, i64 %mul1, !dbg !22 |
| %tmp5 = load float, float* %arrayidx, align 4, !dbg !22 |
| %mul3 = mul nsw i64 %mul, %tmp3, !dbg !27 |
| %add1 = or i64 %mul3, 1, !dbg !27 |
| %arrayidx4 = getelementptr inbounds float, float* %A, i64 %add1, !dbg !28 |
| %tmp6 = load float, float* %arrayidx4, align 4, !dbg !28 |
| %tmp7 = load float, float* %B, align 4, !dbg !29 |
| %tmp8 = load float, float* %arrayidx8, align 4, !dbg !19 |
| %tmp9 = mul i64 %mul9, %tmp3, !dbg !15 |
| %arrayidx10.sum = add i64 %tmp9, %tmp3, !dbg !15 |
| %arrayidx11 = getelementptr inbounds float, float* %B, i64 %arrayidx10.sum, !dbg !15 |
| %tmp10 = load float, float* %arrayidx11, align 4, !dbg !15 |
| %tmp11 = load float, float* %arrayidx12, align 4, !dbg !20 |
| %tmp12 = load float, float* %arrayidx15, align 4, !dbg !21 |
| %mul16 = mul nsw i64 %tmp3, %tmp3, !dbg !30 |
| %arrayidx18 = getelementptr inbounds float, float* %B, i64 %mul16, !dbg !31 |
| %tmp13 = load float, float* %arrayidx18, align 4, !dbg !31 |
| %add19 = fadd float %tmp5, %tmp6, !dbg !32 |
| %add20 = fadd float %add19, %tmp7, !dbg !33 |
| %add21 = fadd float %add20, %tmp8, !dbg !34 |
| %add22 = fadd float %add21, %tmp10, !dbg !35 |
| %add23 = fadd float %add22, %tmp11, !dbg !36 |
| %add24 = fadd float %add23, %tmp12, !dbg !37 |
| %add25 = fadd float %add24, %tmp13, !dbg !38 |
| %mul26 = mul nsw i64 %tmp3, %tmp3, !dbg !39 |
| %arrayidx27 = getelementptr inbounds float, float* %A, i64 %mul26, !dbg !40 |
| store float %add25, float* %arrayidx27, align 4, !dbg !40 |
| %tmp14 = add nsw i64 %tmp3, 1, !dbg !41 |
| %exitcond = icmp ne i64 %tmp14, 1024, !dbg !10 |
| br i1 %exitcond, label %for.body, label %for.end, !dbg !10 |
| |
| for.end: ; preds = %for.body |
| ret void, !dbg !42 |
| } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!7, !8} |
| !llvm.ident = !{!9} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.6.0 ", isOptimized: true, emissionKind: 2, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2) |
| !1 = !DIFile(filename: "/tmp/test.c", directory: "/home/grosser/Projects/polly/git/tools/polly/test") |
| !2 = !{} |
| !4 = distinct !DISubprogram(name: "manyaccesses", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, scopeLine: 2, file: !1, scope: !5, type: !6, retainedNodes: !2) |
| !5 = !DIFile(filename: "/tmp/test.c", directory: "/home/grosser/Projects/polly/git/tools/polly/test") |
| !6 = !DISubroutineType(types: !2) |
| !7 = !{i32 2, !"Dwarf Version", i32 4} |
| !8 = !{i32 2, !"Debug Info Version", i32 3} |
| !9 = !{!"clang version 3.6.0 "} |
| !10 = !DILocation(line: 3, column: 20, scope: !11) |
| !11 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !12) |
| !12 = !DILexicalBlockFile(discriminator: 1, file: !1, scope: !13) |
| !13 = distinct !DILexicalBlock(line: 3, column: 3, file: !1, scope: !14) |
| !14 = distinct !DILexicalBlock(line: 3, column: 3, file: !1, scope: !4) |
| !15 = !DILocation(line: 8, column: 16, scope: !16) |
| !16 = distinct !DILexicalBlock(line: 3, column: 35, file: !1, scope: !13) |
| !17 = !DILocation(line: 4, column: 26, scope: !16) |
| !18 = !DILocation(line: 4, column: 22, scope: !16) |
| !19 = !DILocation(line: 7, column: 16, scope: !16) |
| !20 = !DILocation(line: 9, column: 16, scope: !16) |
| !21 = !DILocation(line: 10, column: 16, scope: !16) |
| !22 = !DILocation(line: 4, column: 16, scope: !16) |
| !27 = !DILocation(line: 5, column: 26, scope: !16) |
| !28 = !DILocation(line: 5, column: 16, scope: !16) |
| !29 = !DILocation(line: 6, column: 16, scope: !16) |
| !30 = !DILocation(line: 11, column: 23, scope: !16) ; [ DW_TAG_lexical_block ] [/] |
| !31 = !DILocation(line: 11, column: 16, scope: !16) ; [ DW_TAG_lexical_block ] [/] |
| !32 = !DILocation(line: 13, column: 21, scope: !16) |
| !33 = !DILocation(line: 13, column: 26, scope: !16) |
| !34 = !DILocation(line: 13, column: 31, scope: !16) |
| !35 = !DILocation(line: 13, column: 36, scope: !16) |
| !36 = !DILocation(line: 13, column: 41, scope: !16) |
| !37 = !DILocation(line: 13, column: 46, scope: !16) |
| !38 = !DILocation(line: 13, column: 51, scope: !16) |
| !39 = !DILocation(line: 13, column: 11, scope: !16) |
| !40 = !DILocation(line: 13, column: 5, scope: !16) |
| !41 = !DILocation(line: 3, column: 30, scope: !13) |
| !42 = !DILocation(line: 15, column: 1, scope: !4) |