xref: /llvm-project/polly/test/CodeGen/run-time-condition-with-scev-parameters.ll (revision e1f056f692d869708c1898d9d65a69ac5584a0ed)
1; RUN: opt %loadNPMPolly '-passes=print<polly-ast>' -disable-output < %s | FileCheck %s --check-prefix=AST
2; RUN: opt %loadNPMPolly -passes=polly-codegen -S < %s | FileCheck %s
3
4; TODO: FIXME: Simplify the context.
5; AST: if (n >= 1 && 0 == n <= -1)
6
7; CHECK: entry:
8; CHECK-NEXT: %0 = zext i32 %n to i64
9
10; CHECK: polly.split_new_and_old:
11; CHECK-NEXT:  %1 = sext i32 %n to i64
12; CHECK-NEXT:  %2 = icmp sge i64 %1, 1
13; CHECK-NEXT:  %3 = sext i32 %n to i64
14; CHECK-NEXT:  %4 = icmp sle i64 %3, -1
15; CHECK-NEXT:  %5 = sext i1 %4 to i64
16; CHECK-NEXT:  %6 = icmp eq i64 0, %5
17; CHECK-NEXT:  %7 = and i1 %2, %6
18; CHECK-NEXT:  %polly.rtc.result = and i1 %7, true
19; CHECK-NEXT:  br i1 %polly.rtc.result, label %polly.start, label %for.body4
20
21target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
22
23define void @init_array(i32 %n, ptr %data) {
24entry:
25  %0 = zext i32 %n to i64
26  br label %for.body4
27
28for.body4:                                        ; preds = %for.body4, %entry
29  %indvar1 = phi i64 [ %indvar.next2, %for.body4 ], [ 0, %entry ]
30  %.moved.to.for.body4 = mul i64 %0, %indvar1
31  %1 = add i64 %.moved.to.for.body4, 0
32  %arrayidx7 = getelementptr double, ptr %data, i64 %1
33  store double undef, ptr %arrayidx7, align 8
34  %indvar.next2 = add i64 %indvar1, 1
35  br i1 false, label %for.body4, label %for.end10
36
37for.end10:                                        ; preds = %for.body4
38  ret void
39}
40