| ; RUN: opt %loadPolly -basic-aa -polly-detect -analyze < %s | FileCheck %s |
| ; |
| ; Verify that we allow the misc intrinsics. |
| ; |
| ; CHECK: Valid Region for Scop: for.cond => for.end13 |
| ; |
| ; int A[1024]; |
| ; void jd() { |
| ; for (int i = 0; i < 1024; i++) { |
| ; int tmp[1024]; |
| ; for (int j = i; j < 1024; j++) |
| ; tmp[i] += A[j]; |
| ; A[i] = tmp[i]; |
| ; } |
| ; } |
| ; |
| ; ModuleID = 'test/Isl/CodeGen/lifetime_intrinsics.ll' |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| |
| @A = common global [1024 x i32] zeroinitializer, align 16 |
| |
| ; Function Attrs: nounwind uwtable |
| define void @jd() #0 { |
| entry: |
| %tmp = alloca [1024 x i32], align 16 |
| %tmp3 = bitcast [1024 x i32]* @A to i8* |
| br label %for.cond |
| |
| for.cond: ; preds = %for.inc11, %entry |
| %indvars.iv3 = phi i64 [ %indvars.iv.next4, %for.inc11 ], [ 0, %entry ] |
| %exitcond5 = icmp ne i64 %indvars.iv3, 1024 |
| br i1 %exitcond5, label %for.body, label %for.end13 |
| |
| for.body: ; preds = %for.cond |
| %lis = call {}* @llvm.invariant.start(i64 4096, i8* %tmp3) #1 |
| br label %for.cond2 |
| |
| for.cond2: ; preds = %for.inc, %for.body |
| %indvars.iv1 = phi i64 [ %indvars.iv.next2, %for.inc ], [ %indvars.iv3, %for.body ] |
| %lftr.wideiv = trunc i64 %indvars.iv1 to i32 |
| %exitcond = icmp ne i32 %lftr.wideiv, 1024 |
| br i1 %exitcond, label %for.body4, label %for.end |
| |
| for.body4: ; preds = %for.cond2 |
| call void @llvm.assume(i1 %exitcond) |
| call i1 @llvm.expect.i1(i1 %exitcond, i1 1) |
| %arrayidx = getelementptr inbounds [1024 x i32], [1024 x i32]* @A, i64 0, i64 %indvars.iv1 |
| %tmp6 = load i32, i32* %arrayidx, align 4 |
| %arrayidx6 = getelementptr inbounds [1024 x i32], [1024 x i32]* %tmp, i64 0, i64 %indvars.iv3 |
| call void @llvm.donothing() |
| %tmp7 = load i32, i32* %arrayidx6, align 4 |
| %add = add nsw i32 %tmp7, %tmp6 |
| store i32 %add, i32* %arrayidx6, align 4 |
| br label %for.inc |
| |
| for.inc: ; preds = %for.body4 |
| %indvars.iv.next2 = add nuw nsw i64 %indvars.iv1, 1 |
| br label %for.cond2 |
| |
| for.end: ; preds = %for.cond2 |
| %arrayidx8 = getelementptr inbounds [1024 x i32], [1024 x i32]* %tmp, i64 0, i64 %indvars.iv3 |
| %tmp8 = load i32, i32* %arrayidx8, align 4 |
| %arrayidx10 = getelementptr inbounds [1024 x i32], [1024 x i32]* @A, i64 0, i64 %indvars.iv3 |
| call void @llvm.invariant.end({}* %lis, i64 4096, i8* %tmp3) #1 |
| store i32 %tmp8, i32* %arrayidx10, align 4 |
| br label %for.inc11 |
| |
| for.inc11: ; preds = %for.end |
| %indvars.iv.next4 = add nuw nsw i64 %indvars.iv3, 1 |
| br label %for.cond |
| |
| for.end13: ; preds = %for.cond |
| ret void |
| } |
| |
| ; Function Attrs: nounwind |
| declare void @llvm.donothing() #1 |
| |
| ; Function Attrs: nounwind |
| declare void @llvm.assume(i1) #1 |
| |
| ; Function Attrs: nounwind |
| declare i1 @llvm.expect.i1(i1, i1) #1 |
| |
| ; Function Attrs: nounwind |
| declare {}* @llvm.invariant.start(i64, i8* nocapture) #1 |
| |
| ; Function Attrs: nounwind |
| declare void @llvm.invariant.end({}*, i64, i8* nocapture) #1 |
| |
| attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="true" "no-nans-fp-math"="true" "stack-protector-buffer-size"="8" "unsafe-fp-math"="true" "use-soft-float"="false" } |
| attributes #1 = { nounwind } |