forked from OSchip/llvm-project
68 lines
3.5 KiB
LLVM
68 lines
3.5 KiB
LLVM
; RUN: opt %loadPolly -pass-remarks-missed="polly-detect" -polly-detect-track-failures -polly-detect -analyze < %s 2>&1| FileCheck %s
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; 1 void differenttypes(char *A)
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; 2 {
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; 3 for (long i = 0; i < 1024; ++i)
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; 4 ((float*)A)[i] = ((double*)A)[i];
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; 5 }
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; CHECK: remark: /tmp/test.c:3:20: The following errors keep this region from being a Scop.
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; CHECK-NEXT: remark: /tmp/test.c:4:14: The array "A" is accessed through elements that differ in size
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; CHECK-NEXT: remark: /tmp/test.c:4:32: Invalid Scop candidate ends here.
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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define void @differenttypes(i8* nocapture %A) {
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entry:
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br label %for.body, !dbg !10
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for.body: ; preds = %for.body, %entry
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%i.05 = phi i64 [ 0, %entry ], [ %tmp11, %for.body ]
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%tmp = shl i64 %i.05, 3, !dbg !15
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%uglygep = getelementptr i8* %A, i64 %tmp
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%arrayidx = bitcast i8* %uglygep to double*, !dbg !16
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%tmp9 = shl i64 %i.05, 2, !dbg !15
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%uglygep7 = getelementptr i8* %A, i64 %tmp9
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%arrayidx1 = bitcast i8* %uglygep7 to float*, !dbg !17
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%tmp10 = load double* %arrayidx, align 8, !dbg !16, !tbaa !18
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%conv = fptrunc double %tmp10 to float, !dbg !16
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store float %conv, float* %arrayidx1, align 4, !dbg !17, !tbaa !22
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%tmp11 = add nsw i64 %i.05, 1, !dbg !24
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%exitcond = icmp eq i64 %tmp11, 1024, !dbg !10
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br i1 %exitcond, label %for.end, label %for.body, !dbg !10
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for.end: ; preds = %for.body
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ret void, !dbg !25
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!7, !8}
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!llvm.ident = !{!9}
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!0 = !{!"0x11\0012\00clang version 3.6.0 \001\00\000\00\002", !1, !2, !2, !3, !2, !2} ; [ DW_TAG_compile_unit ] [/home/grosser/Projects/polly/git/tools/polly/test/ScopDetectionDiagnostics//tmp/test.c] [DW_LANG_C99]
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!1 = !{!"/tmp/test.c", !"/home/grosser/Projects/polly/git/tools/polly/test/ScopDetectionDiagnostics"}
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!2 = !{}
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!3 = !{!4}
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!4 = !{!"0x2e\00differenttypes\00differenttypes\00\001\000\001\000\006\00256\001\002", !1, !5, !6, null, void (i8*)* @differenttypes, null, null, !2} ; [ DW_TAG_subprogram ] [line 1] [def] [scope 2] [differenttypes]
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!5 = !{!"0x29", !1} ; [ DW_TAG_file_type ] [/home/grosser/Projects/polly/git/tools/polly/test/ScopDetectionDiagnostics//tmp/test.c]
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!6 = !{!"0x15\00\000\000\000\000\000\000", i32 0, null, null, !2, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
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!7 = !{i32 2, !"Dwarf Version", i32 4}
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!8 = !{i32 2, !"Debug Info Version", i32 2}
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!9 = !{!"clang version 3.6.0 "}
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!10 = !{i32 3, i32 20, !11, null}
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!11 = !{!"0xb\002", !1, !12} ; [ DW_TAG_lexical_block ] [/home/grosser/Projects/polly/git/tools/polly/test/ScopDetectionDiagnostics//tmp/test.c]
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!12 = !{!"0xb\001", !1, !13} ; [ DW_TAG_lexical_block ] [/home/grosser/Projects/polly/git/tools/polly/test/ScopDetectionDiagnostics//tmp/test.c]
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!13 = !{!"0xb\003\003\001", !1, !14} ; [ DW_TAG_lexical_block ] [/home/grosser/Projects/polly/git/tools/polly/test/ScopDetectionDiagnostics//tmp/test.c]
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!14 = !{!"0xb\003\003\000", !1, !4} ; [ DW_TAG_lexical_block ] [/home/grosser/Projects/polly/git/tools/polly/test/ScopDetectionDiagnostics//tmp/test.c]
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!15 = !{i32 4, i32 32, !13, null}
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!16 = !{i32 4, i32 22, !13, null}
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!17 = !{i32 4, i32 14, !13, null}
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!18 = !{!19, !19, i64 0}
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!19 = !{!"double", !20, i64 0}
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!20 = !{!"omnipotent char", !21, i64 0}
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!21 = !{!"Simple C/C++ TBAA"}
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!22 = !{!23, !23, i64 0}
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!23 = !{!"float", !20, i64 0}
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!24 = !{i32 3, i32 30, !13, null}
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!25 = !{i32 5, i32 1, !4, null}
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