90 lines
5.3 KiB
LLVM
90 lines
5.3 KiB
LLVM
; RUN: opt %loadPolly -pass-remarks-missed="polly-detect" -polly-detect-track-failures -polly-detect -analyze < %s 2>&1| FileCheck %s
|
|
|
|
; void f(int A[], int n) {
|
|
; for (int i = 0; i < A[n]; i++)
|
|
; A[i] = 0;
|
|
; }
|
|
|
|
; CHECK: remark: ReportLoopBound-01.c:2:8: The following errors keep this region from being a Scop.
|
|
; CHECK: remark: ReportLoopBound-01.c:2:8: Failed to derive an affine function from the loop bounds.
|
|
; CHECK: remark: ReportLoopBound-01.c:3:5: Invalid Scop candidate ends here.
|
|
|
|
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-unknown-linux-gnu"
|
|
|
|
define void @f(i32* %A, i32 %n) {
|
|
entry:
|
|
br label %entry.split
|
|
|
|
entry.split: ; preds = %entry
|
|
tail call void @llvm.dbg.value(metadata !{i32* %A}, i64 0, metadata !13), !dbg !14
|
|
tail call void @llvm.dbg.value(metadata !{i32 %n}, i64 0, metadata !15), !dbg !16
|
|
tail call void @llvm.dbg.value(metadata !17, i64 0, metadata !18), !dbg !20
|
|
%idxprom = sext i32 %n to i64, !dbg !21
|
|
%arrayidx = getelementptr inbounds i32* %A, i64 %idxprom, !dbg !21
|
|
%0 = load i32* %arrayidx, align 4, !dbg !21
|
|
%cmp3 = icmp sgt i32 %0, 0, !dbg !21
|
|
br i1 %cmp3, label %for.body.lr.ph, label %for.end, !dbg !21
|
|
|
|
for.body.lr.ph: ; preds = %entry.split
|
|
br label %for.body, !dbg !22
|
|
|
|
for.body: ; preds = %for.body.lr.ph, %for.body
|
|
%indvar = phi i64 [ 0, %for.body.lr.ph ], [ %indvar.next, %for.body ]
|
|
%arrayidx2 = getelementptr i32* %A, i64 %indvar, !dbg !24
|
|
%1 = add i64 %indvar, 1, !dbg !24
|
|
%inc = trunc i64 %1 to i32, !dbg !21
|
|
store i32 0, i32* %arrayidx2, align 4, !dbg !24
|
|
tail call void @llvm.dbg.value(metadata !{null}, i64 0, metadata !18), !dbg !20
|
|
%2 = load i32* %arrayidx, align 4, !dbg !21
|
|
%cmp = icmp slt i32 %inc, %2, !dbg !21
|
|
%indvar.next = add i64 %indvar, 1, !dbg !21
|
|
br i1 %cmp, label %for.body, label %for.cond.for.end_crit_edge, !dbg !21
|
|
|
|
for.cond.for.end_crit_edge: ; preds = %for.body
|
|
br label %for.end, !dbg !25
|
|
|
|
for.end: ; preds = %for.cond.for.end_crit_edge, %entry.split
|
|
ret void, !dbg !27
|
|
}
|
|
|
|
declare void @llvm.dbg.declare(metadata, metadata)
|
|
|
|
declare void @llvm.dbg.value(metadata, i64, metadata)
|
|
|
|
attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
|
|
attributes #1 = { nounwind readnone }
|
|
|
|
!llvm.dbg.cu = !{!0}
|
|
!llvm.module.flags = !{!10, !11}
|
|
!llvm.ident = !{!12}
|
|
|
|
!0 = metadata !{metadata !"0x11\0012\00clang version 3.6.0 \000\00\000\00\001", metadata !1, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2} ; [ DW_TAG_compile_unit ] [test/ScopDetectionDiagnostic/ReportLoopBound-01.c] [DW_LANG_C99]
|
|
!1 = metadata !{metadata !"ReportLoopBound-01.c", metadata !"test/ScopDetectionDiagnostic/"}
|
|
!2 = metadata !{}
|
|
!3 = metadata !{metadata !4}
|
|
!4 = metadata !{metadata !"0x2e\00f\00f\00\001\000\001\000\006\00256\000\001", metadata !1, metadata !5, metadata !6, null, void (i32*, i32)* @f, null, null, metadata !2} ; [ DW_TAG_subprogram ] [line 1] [def] [f]
|
|
!5 = metadata !{metadata !"0x29", metadata !1} ; [ DW_TAG_file_type ] [test/ScopDetectionDiagnostic/ReportLoopBound-01.c]
|
|
!6 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", i32 0, null, null, metadata !7, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
|
|
!7 = metadata !{null, metadata !8, metadata !9}
|
|
!8 = metadata !{metadata !"0xf\00\000\0064\0064\000\000", null, null, metadata !9} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from int]
|
|
!9 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
|
|
!10 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
|
|
!11 = metadata !{i32 2, metadata !"Debug Info Version", i32 2}
|
|
!12 = metadata !{metadata !"clang version 3.6.0 "}
|
|
!13 = metadata !{metadata !"0x101\00A\0016777217\000", metadata !4, metadata !5, metadata !8} ; [ DW_TAG_arg_variable ] [A] [line 1]
|
|
!14 = metadata !{i32 1, i32 12, metadata !4, null}
|
|
!15 = metadata !{metadata !"0x101\00n\0033554433\000", metadata !4, metadata !5, metadata !9} ; [ DW_TAG_arg_variable ] [n] [line 1]
|
|
!16 = metadata !{i32 1, i32 21, metadata !4, null}
|
|
!17 = metadata !{i32 0}
|
|
!18 = metadata !{metadata !"0x100\00i\002\000", metadata !19, metadata !5, metadata !9} ; [ DW_TAG_auto_variable ] [i] [line 2]
|
|
!19 = metadata !{metadata !"0xb\002\003\000", metadata !1, metadata !4} ; [ DW_TAG_lexical_block ] [test/ScopDetectionDiagnostic/ReportLoopBound-01.c]
|
|
!20 = metadata !{i32 2, i32 12, metadata !19, null}
|
|
!21 = metadata !{i32 2, i32 8, metadata !19, null}
|
|
!22 = metadata !{i32 2, i32 8, metadata !23, null}
|
|
!23 = metadata !{metadata !"0xb\002\008\001", metadata !1, metadata !19} ; [ DW_TAG_lexical_block ] [test/ScopDetectionDiagnostic/ReportLoopBound-01.c]
|
|
!24 = metadata !{i32 3, i32 5, metadata !19, null}
|
|
!25 = metadata !{i32 2, i32 8, metadata !26, null}
|
|
!26 = metadata !{metadata !"0xb\002\008\002", metadata !1, metadata !19} ; [ DW_TAG_lexical_block ] [test/ScopDetectionDiagnostic/ReportLoopBound-01.c]
|
|
!27 = metadata !{i32 4, i32 1, metadata !4, null}
|