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6c3ca405e1
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@291862 91177308-0d34-0410-b5e6-96231b3b80d8
89 lines
3.8 KiB
LLVM
89 lines
3.8 KiB
LLVM
; Check that BFI is not computed when -pass-remarks-with-hotness is off
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; RUN: opt -loop-distribute -enable-loop-distribute -S -pass-remarks-missed=loop-distribute \
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; RUN: -debug-only=block-freq,branch-prob -pass-remarks-with-hotness \
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; RUN: < %s 2>&1 | FileCheck %s --check-prefix=HOTNESS
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; RUN: opt -loop-distribute -enable-loop-distribute -S -pass-remarks-missed=loop-distribute \
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; RUN: -debug-only=block-freq,branch-prob \
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; RUN: < %s 2>&1 | FileCheck %s --check-prefix=NO_HOTNESS
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; RUN: opt -passes='require<aa>,loop-distribute' -S -pass-remarks-missed=loop-distribute \
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; RUN: -debug-only=block-freq,branch-prob -pass-remarks-with-hotness \
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; RUN: < %s 2>&1 | FileCheck %s --check-prefix=HOTNESS
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; RUN: opt -passes='require<aa>,loop-distribute' -S -pass-remarks-missed=loop-distribute \
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; RUN: -debug-only=block-freq,branch-prob \
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; RUN: < %s 2>&1 | FileCheck %s --check-prefix=NO_HOTNESS
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; REQUIRES: asserts
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; HOTNESS: Branch Probability Info : forced
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; HOTNESS: block-frequency: forced
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; NO_HOTNESS-NOT: Branch Probability Info : forced
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; NO_HOTNESS-NOT: block-frequency: forced
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; This is the input program:
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;
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; 1 void forced (char *A, char *B, char *C, int N) {
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; 2 #pragma clang loop distribute(enable)
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; 3 for(int i = 0; i < N; i++) {
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; 4 A[i] = B[i] * C[i];
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; 5 }
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; 6 }
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.11.0"
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define void @forced(i8* %A, i8* %B, i8* %C, i32 %N) !dbg !7 !prof !22 {
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entry:
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%cmp12 = icmp sgt i32 %N, 0, !dbg !9
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br i1 %cmp12, label %ph, label %for.cond.cleanup, !dbg !10, !prof !23
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ph:
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br label %for.body
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for.body:
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%indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %ph ]
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%arrayidx = getelementptr inbounds i8, i8* %B, i64 %indvars.iv, !dbg !12
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%0 = load i8, i8* %arrayidx, align 1, !dbg !12, !tbaa !13
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%arrayidx2 = getelementptr inbounds i8, i8* %C, i64 %indvars.iv, !dbg !16
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%1 = load i8, i8* %arrayidx2, align 1, !dbg !16, !tbaa !13
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%mul = mul i8 %1, %0, !dbg !17
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%arrayidx6 = getelementptr inbounds i8, i8* %A, i64 %indvars.iv, !dbg !18
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store i8 %mul, i8* %arrayidx6, align 1, !dbg !19, !tbaa !13
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1, !dbg !10
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%lftr.wideiv = trunc i64 %indvars.iv.next to i32, !dbg !10
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%exitcond = icmp eq i32 %lftr.wideiv, %N, !dbg !10
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br i1 %exitcond, label %for.cond.cleanup, label %for.body, !dbg !10, !llvm.loop !20, !prof !24
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for.cond.cleanup:
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ret void, !dbg !11
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.9.0 (trunk 267633) (llvm/trunk 267675)", isOptimized: true, runtimeVersion: 0, emissionKind: LineTablesOnly, enums: !2)
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!1 = !DIFile(filename: "/tmp/t.c", directory: "/tmp")
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!2 = !{}
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!3 = !{i32 2, !"Dwarf Version", i32 2}
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!4 = !{i32 2, !"Debug Info Version", i32 3}
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!7 = distinct !DISubprogram(name: "forced", scope: !1, file: !1, line: 1, type: !8, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !2)
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!8 = !DISubroutineType(types: !2)
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!9 = !DILocation(line: 3, column: 20, scope: !7)
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!10 = !DILocation(line: 3, column: 3, scope: !7)
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!11 = !DILocation(line: 6, column: 1, scope: !7)
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!12 = !DILocation(line: 4, column: 12, scope: !7)
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!13 = !{!14, !14, i64 0}
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!14 = !{!"omnipotent char", !15, i64 0}
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!15 = !{!"Simple C/C++ TBAA"}
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!16 = !DILocation(line: 4, column: 19, scope: !7)
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!17 = !DILocation(line: 4, column: 17, scope: !7)
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!18 = !DILocation(line: 4, column: 5, scope: !7)
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!19 = !DILocation(line: 4, column: 10, scope: !7)
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!20 = distinct !{!20, !21}
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!21 = !{!"llvm.loop.distribute.enable", i1 true}
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!22 = !{!"function_entry_count", i64 3}
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!23 = !{!"branch_weights", i32 99, i32 1}
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!24 = !{!"branch_weights", i32 1, i32 99}
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