forked from OSchip/llvm-project
318 lines
17 KiB
LLVM
318 lines
17 KiB
LLVM
; RUN: opt %loadPolly -pass-remarks-analysis="polly-scops" -polly-scops \
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; RUN: -polly-invariant-load-hoisting=true -disable-output < %s 2>&1 | FileCheck %s
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;
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; CHECK: remark: test/ScopInfo/remarks.c:4:7: SCoP begins here.
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; CHECK: remark: test/ScopInfo/remarks.c:9:15: Inbounds assumption: [N, M, Debug] -> { : N <= 0 or (N > 0 and M <= 100) }
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; CHECK: remark: test/ScopInfo/remarks.c:13:7: No-error restriction: [N, M, Debug] -> { : N > 0 and M >= 0 and (Debug < 0 or Debug > 0) }
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; CHECK: remark: test/ScopInfo/remarks.c:8:5: Finite loop restriction: [N, M, Debug] -> { : N > 0 and (M <= -2 or M = -1) }
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; CHECK: remark: test/ScopInfo/remarks.c:4:7: No-overflows restriction: [N, M, Debug] -> { : M <= -2147483649 - N or M >= 2147483648 - N }
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; CHECK: remark: test/ScopInfo/remarks.c:9:18: Possibly aliasing pointer, use restrict keyword.
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; CHECK: remark: test/ScopInfo/remarks.c:9:33: Possibly aliasing pointer, use restrict keyword.
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; CHECK: remark: test/ScopInfo/remarks.c:9:15: Possibly aliasing pointer, use restrict keyword.
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; CHECK: remark: test/ScopInfo/remarks.c:14:3: SCoP ends here.
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; CHECK: remark: test/ScopInfo/remarks.c:19:3: SCoP begins here.
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; CHECK: remark: test/ScopInfo/remarks.c:21:11: Invariant load restriction: [tmp] -> { : tmp < 0 or tmp > 0 }
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; CHECK: remark: test/ScopInfo/remarks.c:22:16: SCoP ends here but was dismissed.
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;
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; #include <stdio.h>
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;
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; void valid(int *A, int *B, int N, int M, int C[100][100], int Debug) {
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; if (N + M == -1)
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; C[0][0] = 0;
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;
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; for (int i = 0; i < N; i++) {
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; for (int j = 0; j != M; j++) {
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; C[i][j] += A[i * M + j] + B[i + j];
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; }
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;
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; if (Debug)
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; printf("Printf!");
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; }
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; }
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;
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; void invalid0(int *A) {
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; for (int i = 0; i < 10; i++)
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; for (int j = 0; j < 10; j++)
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; if (A[0])
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; A[0] = 0;
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; }
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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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@.str = private unnamed_addr constant [8 x i8] c"Printf!\00", align 1
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define void @valid(i32* %A, i32* %B, i32 %N, i32 %M, [100 x i32]* %C, i32 %Debug) #0 !dbg !4 {
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entry:
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call void @llvm.dbg.value(metadata i32* %A, i64 0, metadata !23, metadata !24), !dbg !25
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call void @llvm.dbg.value(metadata i32* %B, i64 0, metadata !26, metadata !24), !dbg !27
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call void @llvm.dbg.value(metadata i32 %N, i64 0, metadata !28, metadata !24), !dbg !29
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call void @llvm.dbg.value(metadata i32 %M, i64 0, metadata !30, metadata !24), !dbg !31
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call void @llvm.dbg.value(metadata [100 x i32]* %C, i64 0, metadata !32, metadata !24), !dbg !33
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call void @llvm.dbg.value(metadata i32 %Debug, i64 0, metadata !34, metadata !24), !dbg !35
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br label %entry.split
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entry.split:
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%add = add i32 %N, %M, !dbg !36
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%cmp = icmp eq i32 %add, -1, !dbg !38
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br i1 %cmp, label %if.then, label %if.end, !dbg !39
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if.then: ; preds = %entry
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%arrayidx1 = getelementptr inbounds [100 x i32], [100 x i32]* %C, i64 0, i64 0, !dbg !40
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store i32 0, i32* %arrayidx1, align 4, !dbg !41
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br label %if.end, !dbg !40
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if.end: ; preds = %if.then, %entry
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call void @llvm.dbg.value(metadata i32 0, i64 0, metadata !42, metadata !24), !dbg !44
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%N64 = sext i32 %N to i64, !dbg !45
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%M64 = sext i32 %M to i64, !dbg !45
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br label %for.cond, !dbg !45
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for.cond: ; preds = %for.inc.19, %if.end
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%indvars.iv3 = phi i64 [ %indvars.iv.next4, %for.inc.19 ], [ 0, %if.end ]
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%cmp2 = icmp slt i64 %indvars.iv3, %N64, !dbg !46
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br i1 %cmp2, label %for.body, label %for.end.21, !dbg !49
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for.body: ; preds = %for.cond
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call void @llvm.dbg.value(metadata i32 0, i64 0, metadata !50, metadata !24), !dbg !53
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br label %for.cond.3, !dbg !54
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for.cond.3: ; preds = %for.inc, %for.body
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%indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %for.body ]
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%cmp4 = icmp eq i64 %indvars.iv, %M64, !dbg !55
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br i1 %cmp4, label %for.end, label %for.body.5, !dbg !58
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for.body.5: ; preds = %for.cond.3
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%tmp8 = mul i64 %indvars.iv3, %M64, !dbg !59
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%tmp9 = add i64 %tmp8, %indvars.iv, !dbg !61
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%arrayidx7 = getelementptr inbounds i32, i32* %A, i64 %tmp9, !dbg !62
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%tmp10 = load i32, i32* %arrayidx7, align 4, !dbg !62
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%tmp11 = add i64 %indvars.iv3, %indvars.iv, !dbg !63
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%arrayidx10 = getelementptr inbounds i32, i32* %B, i64 %tmp11, !dbg !64
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%tmp12 = load i32, i32* %arrayidx10, align 4, !dbg !64
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%add11 = add i32 %tmp10, %tmp12, !dbg !65
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%arrayidx15 = getelementptr inbounds [100 x i32], [100 x i32]* %C, i64 %indvars.iv3, i64 %indvars.iv, !dbg !66
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%tmp13 = load i32, i32* %arrayidx15, align 4, !dbg !67
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%add16 = add i32 %tmp13, %add11, !dbg !67
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store i32 %add16, i32* %arrayidx15, align 4, !dbg !67
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br label %for.inc, !dbg !68
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for.inc: ; preds = %for.body.5
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%indvars.iv.next = add i64 %indvars.iv, 1, !dbg !69
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call void @llvm.dbg.value(metadata !2, i64 0, metadata !50, metadata !24), !dbg !53
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br label %for.cond.3, !dbg !69
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for.end: ; preds = %for.cond.3
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%tobool = icmp eq i32 %Debug, 0, !dbg !70
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br i1 %tobool, label %if.end.18, label %if.then.17, !dbg !72
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if.then.17: ; preds = %for.end
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%call = call i32 (i8*, ...) @printf(i8* nonnull getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0)) #3, !dbg !73
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br label %if.end.18, !dbg !73
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if.end.18: ; preds = %for.end, %if.then.17
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br label %for.inc.19, !dbg !74
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for.inc.19: ; preds = %if.end.18
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%indvars.iv.next4 = add nuw nsw i64 %indvars.iv3, 1, !dbg !75
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call void @llvm.dbg.value(metadata !2, i64 0, metadata !42, metadata !24), !dbg !44
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br label %for.cond, !dbg !75
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for.end.21: ; preds = %for.cond
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ret void, !dbg !76
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}
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declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
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declare i32 @printf(i8*, ...) #2
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define void @invalid0(i32* %A) #0 !dbg !13 {
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entry:
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call void @llvm.dbg.value(metadata i32* %A, i64 0, metadata !77, metadata !24), !dbg !78
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call void @llvm.dbg.value(metadata i32 0, i64 0, metadata !79, metadata !24), !dbg !81
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br label %for.cond, !dbg !82
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for.cond: ; preds = %for.inc.5, %entry
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%i.0 = phi i32 [ 0, %entry ], [ %inc6, %for.inc.5 ]
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%exitcond1 = icmp ne i32 %i.0, 10, !dbg !83
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br i1 %exitcond1, label %for.body, label %for.end.7, !dbg !83
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for.body: ; preds = %for.cond
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call void @llvm.dbg.value(metadata i32 0, i64 0, metadata !86, metadata !24), !dbg !88
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br label %for.cond.1, !dbg !89
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for.cond.1: ; preds = %for.inc, %for.body
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%j.0 = phi i32 [ 0, %for.body ], [ %inc, %for.inc ]
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%exitcond = icmp ne i32 %j.0, 10, !dbg !90
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br i1 %exitcond, label %for.body.3, label %for.end, !dbg !90
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for.body.3: ; preds = %for.cond.1
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%tmp = load i32, i32* %A, align 4, !dbg !93
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%tobool = icmp eq i32 %tmp, 0, !dbg !93
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br i1 %tobool, label %if.end, label %if.then, !dbg !95
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if.then: ; preds = %for.body.3
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store i32 0, i32* %A, align 4, !dbg !96
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br label %if.end, !dbg !97
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if.end: ; preds = %for.body.3, %if.then
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br label %for.inc, !dbg !98
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for.inc: ; preds = %if.end
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%inc = add nuw nsw i32 %j.0, 1, !dbg !100
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call void @llvm.dbg.value(metadata i32 %inc, i64 0, metadata !86, metadata !24), !dbg !88
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br label %for.cond.1, !dbg !101
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for.end: ; preds = %for.cond.1
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br label %for.inc.5, !dbg !102
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for.inc.5: ; preds = %for.end
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%inc6 = add nuw nsw i32 %i.0, 1, !dbg !103
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call void @llvm.dbg.value(metadata i32 %inc6, i64 0, metadata !79, metadata !24), !dbg !81
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br label %for.cond, !dbg !104
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for.end.7: ; preds = %for.cond
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ret void, !dbg !105
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}
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declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #1
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attributes #0 = { nounwind uwtable "disable-tail-calls"="false" "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" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { nounwind readnone }
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attributes #2 = { "disable-tail-calls"="false" "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" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #3 = { nounwind }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!20, !21}
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!llvm.ident = !{!22}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.8.0 (http://llvm.org/git/clang.git 65eeefc97d2eee4d075ec7d9ed56b5f0786b6421)", isOptimized: false, runtimeVersion: 0, emissionKind: 1, enums: !2)
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!1 = !DIFile(filename: "test/ScopInfo/remarks.c", directory: "/home/johannes/repos/llvm-polly/tools/polly")
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!2 = !{}
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!4 = distinct !DISubprogram(name: "valid", scope: !1, file: !1, line: 3, type: !5, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2)
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!5 = !DISubroutineType(types: !6)
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!6 = !{null, !7, !7, !8, !8, !9, !8}
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!7 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !8, size: 64, align: 64)
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!8 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!9 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !10, size: 64, align: 64)
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!10 = !DICompositeType(tag: DW_TAG_array_type, baseType: !8, size: 3200, align: 32, elements: !11)
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!11 = !{!12}
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!12 = !DISubrange(count: 100)
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!13 = distinct !DISubprogram(name: "invalid0", scope: !1, file: !1, line: 18, type: !14, isLocal: false, isDefinition: true, scopeLine: 18, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2)
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!14 = !DISubroutineType(types: !15)
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!15 = !{null, !7}
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!16 = distinct !DISubprogram(name: "invalid1", scope: !1, file: !1, line: 25, type: !17, isLocal: false, isDefinition: true, scopeLine: 25, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2)
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!17 = !DISubroutineType(types: !18)
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!18 = !{null, !19, !19}
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!19 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !7, size: 64, align: 64)
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!20 = !{i32 2, !"Dwarf Version", i32 4}
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!21 = !{i32 2, !"Debug Info Version", i32 3}
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!22 = !{!"clang version 3.8.0 (http://llvm.org/git/clang.git 65eeefc97d2eee4d075ec7d9ed56b5f0786b6421)"}
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!23 = !DILocalVariable(name: "A", arg: 1, scope: !4, file: !1, line: 3, type: !7)
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!24 = !DIExpression()
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!25 = !DILocation(line: 3, column: 17, scope: !4)
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!26 = !DILocalVariable(name: "B", arg: 2, scope: !4, file: !1, line: 3, type: !7)
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!27 = !DILocation(line: 3, column: 25, scope: !4)
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!28 = !DILocalVariable(name: "N", arg: 3, scope: !4, file: !1, line: 3, type: !8)
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!29 = !DILocation(line: 3, column: 32, scope: !4)
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!30 = !DILocalVariable(name: "M", arg: 4, scope: !4, file: !1, line: 3, type: !8)
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!31 = !DILocation(line: 3, column: 39, scope: !4)
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!32 = !DILocalVariable(name: "C", arg: 5, scope: !4, file: !1, line: 3, type: !9)
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!33 = !DILocation(line: 3, column: 46, scope: !4)
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!34 = !DILocalVariable(name: "Debug", arg: 6, scope: !4, file: !1, line: 3, type: !8)
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!35 = !DILocation(line: 3, column: 63, scope: !4)
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!36 = !DILocation(line: 4, column: 9, scope: !37)
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!37 = distinct !DILexicalBlock(scope: !4, file: !1, line: 4, column: 7)
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!38 = !DILocation(line: 4, column: 13, scope: !37)
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!39 = !DILocation(line: 4, column: 7, scope: !4)
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!40 = !DILocation(line: 5, column: 5, scope: !37)
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!41 = !DILocation(line: 5, column: 13, scope: !37)
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!42 = !DILocalVariable(name: "i", scope: !43, file: !1, line: 7, type: !8)
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!43 = distinct !DILexicalBlock(scope: !4, file: !1, line: 7, column: 3)
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!44 = !DILocation(line: 7, column: 12, scope: !43)
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!45 = !DILocation(line: 7, column: 8, scope: !43)
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!46 = !DILocation(line: 7, column: 21, scope: !47)
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!47 = !DILexicalBlockFile(scope: !48, file: !1, discriminator: 1)
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!48 = distinct !DILexicalBlock(scope: !43, file: !1, line: 7, column: 3)
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!49 = !DILocation(line: 7, column: 3, scope: !47)
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!50 = !DILocalVariable(name: "j", scope: !51, file: !1, line: 8, type: !8)
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!51 = distinct !DILexicalBlock(scope: !52, file: !1, line: 8, column: 5)
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!52 = distinct !DILexicalBlock(scope: !48, file: !1, line: 7, column: 31)
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!53 = !DILocation(line: 8, column: 14, scope: !51)
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!54 = !DILocation(line: 8, column: 10, scope: !51)
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!55 = !DILocation(line: 8, column: 23, scope: !56)
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!56 = !DILexicalBlockFile(scope: !57, file: !1, discriminator: 1)
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!57 = distinct !DILexicalBlock(scope: !51, file: !1, line: 8, column: 5)
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!58 = !DILocation(line: 8, column: 5, scope: !56)
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!59 = !DILocation(line: 9, column: 22, scope: !60)
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!60 = distinct !DILexicalBlock(scope: !57, file: !1, line: 8, column: 34)
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!61 = !DILocation(line: 9, column: 26, scope: !60)
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!62 = !DILocation(line: 9, column: 18, scope: !60)
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!63 = !DILocation(line: 9, column: 37, scope: !60)
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!64 = !DILocation(line: 9, column: 33, scope: !60)
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!65 = !DILocation(line: 9, column: 31, scope: !60)
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!66 = !DILocation(line: 9, column: 7, scope: !60)
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!67 = !DILocation(line: 9, column: 15, scope: !60)
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!68 = !DILocation(line: 10, column: 5, scope: !60)
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!69 = !DILocation(line: 8, column: 5, scope: !57)
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!70 = !DILocation(line: 12, column: 9, scope: !71)
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!71 = distinct !DILexicalBlock(scope: !52, file: !1, line: 12, column: 9)
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!72 = !DILocation(line: 12, column: 9, scope: !52)
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!73 = !DILocation(line: 13, column: 7, scope: !71)
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!74 = !DILocation(line: 14, column: 3, scope: !52)
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!75 = !DILocation(line: 7, column: 3, scope: !48)
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!76 = !DILocation(line: 16, column: 1, scope: !4)
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!77 = !DILocalVariable(name: "A", arg: 1, scope: !13, file: !1, line: 18, type: !7)
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!78 = !DILocation(line: 18, column: 20, scope: !13)
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!79 = !DILocalVariable(name: "i", scope: !80, file: !1, line: 19, type: !8)
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!80 = distinct !DILexicalBlock(scope: !13, file: !1, line: 19, column: 3)
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!81 = !DILocation(line: 19, column: 12, scope: !80)
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!82 = !DILocation(line: 19, column: 8, scope: !80)
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!83 = !DILocation(line: 19, column: 3, scope: !84)
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!84 = !DILexicalBlockFile(scope: !85, file: !1, discriminator: 1)
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!85 = distinct !DILexicalBlock(scope: !80, file: !1, line: 19, column: 3)
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!86 = !DILocalVariable(name: "j", scope: !87, file: !1, line: 20, type: !8)
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!87 = distinct !DILexicalBlock(scope: !85, file: !1, line: 20, column: 5)
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!88 = !DILocation(line: 20, column: 14, scope: !87)
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!89 = !DILocation(line: 20, column: 10, scope: !87)
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!90 = !DILocation(line: 20, column: 5, scope: !91)
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!91 = !DILexicalBlockFile(scope: !92, file: !1, discriminator: 1)
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!92 = distinct !DILexicalBlock(scope: !87, file: !1, line: 20, column: 5)
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!93 = !DILocation(line: 21, column: 11, scope: !94)
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!94 = distinct !DILexicalBlock(scope: !92, file: !1, line: 21, column: 11)
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!95 = !DILocation(line: 21, column: 11, scope: !92)
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!96 = !DILocation(line: 22, column: 14, scope: !94)
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!97 = !DILocation(line: 22, column: 9, scope: !94)
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!98 = !DILocation(line: 21, column: 14, scope: !99)
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!99 = !DILexicalBlockFile(scope: !94, file: !1, discriminator: 1)
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!100 = !DILocation(line: 20, column: 30, scope: !92)
|
|
!101 = !DILocation(line: 20, column: 5, scope: !92)
|
|
!102 = !DILocation(line: 22, column: 16, scope: !87)
|
|
!103 = !DILocation(line: 19, column: 28, scope: !85)
|
|
!104 = !DILocation(line: 19, column: 3, scope: !85)
|
|
!105 = !DILocation(line: 23, column: 1, scope: !13)
|
|
!106 = !DILocalVariable(name: "A", arg: 1, scope: !16, file: !1, line: 25, type: !19)
|
|
!107 = !DILocation(line: 25, column: 21, scope: !16)
|
|
!108 = !DILocalVariable(name: "B", arg: 2, scope: !16, file: !1, line: 25, type: !19)
|
|
!109 = !DILocation(line: 25, column: 30, scope: !16)
|
|
!110 = !DILocalVariable(name: "i", scope: !111, file: !1, line: 26, type: !8)
|
|
!111 = distinct !DILexicalBlock(scope: !16, file: !1, line: 26, column: 3)
|
|
!112 = !DILocation(line: 26, column: 12, scope: !111)
|
|
!113 = !DILocation(line: 26, column: 8, scope: !111)
|
|
!114 = !DILocation(line: 26, column: 3, scope: !115)
|
|
!115 = !DILexicalBlockFile(scope: !116, file: !1, discriminator: 1)
|
|
!116 = distinct !DILexicalBlock(scope: !111, file: !1, line: 26, column: 3)
|
|
!117 = !DILocalVariable(name: "j", scope: !118, file: !1, line: 27, type: !8)
|
|
!118 = distinct !DILexicalBlock(scope: !116, file: !1, line: 27, column: 5)
|
|
!119 = !DILocation(line: 27, column: 14, scope: !118)
|
|
!120 = !DILocation(line: 27, column: 10, scope: !118)
|
|
!121 = !DILocation(line: 27, column: 5, scope: !122)
|
|
!122 = !DILexicalBlockFile(scope: !123, file: !1, discriminator: 1)
|
|
!123 = distinct !DILexicalBlock(scope: !118, file: !1, line: 27, column: 5)
|
|
!124 = !DILocation(line: 28, column: 17, scope: !123)
|
|
!125 = !DILocation(line: 28, column: 7, scope: !123)
|
|
!126 = !DILocation(line: 28, column: 15, scope: !123)
|
|
!127 = !DILocation(line: 27, column: 5, scope: !123)
|
|
!128 = !DILocation(line: 28, column: 23, scope: !118)
|
|
!129 = !DILocation(line: 26, column: 3, scope: !116)
|
|
!130 = !DILocation(line: 29, column: 1, scope: !16)
|