llvm-project
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1; RUN: opt %loadNPMPolly '-passes=print<polly-ast>' -polly-allow-nonaffine -disable-output < %s | FileCheck %s
2
3;#include <stdio.h>
4;#include <stdlib.h>
5;#include <math.h>
6;
7;int main()
8;{
9; int A[1024*1024];
10; int i;
11; for (i = 0; i < 1024; i++)
12; A[i*i] = 2*i;
13;
14; printf("Random Value: %d", A[rand() % 1024*1024]);
15;
16; return 0;
17;}
18
19target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
20
21@.str = private unnamed_addr constant [17 x i8] c"Random Value: %d\00", align 1
22
23define i32 @main() nounwind uwtable ssp {
24entry:
25%A = alloca [1048576 x i32], align 16
26br label %entry.split
27
28entry.split: ; preds = %entry
29br label %for.body
30
31for.body: ; preds = %entry.split, %for.body
32%0 = phi i32 [ 0, %entry.split ], [ %1, %for.body ]
33%mul = mul i32 %0, 2
34%mul1 = mul nsw i32 %0, %0
35%idxprom1 = zext i32 %mul1 to i64
36%arrayidx = getelementptr inbounds [1048576 x i32], ptr %A, i64 0, i64 %idxprom1
37store i32 %mul, ptr %arrayidx, align 4
38%1 = add nsw i32 %0, 1
39%exitcond = icmp ne i32 %1, 1024
40br i1 %exitcond, label %for.body, label %for.end
41
42for.end: ; preds = %for.body
43%call = call i32 @rand() nounwind
44%rem = srem i32 %call, 1024
45%mul2 = shl nsw i32 %rem, 10
46%idxprom3 = sext i32 %mul2 to i64
47%arrayidx4 = getelementptr inbounds [1048576 x i32], ptr %A, i64 0, i64 %idxprom3
48%2 = load i32, ptr %arrayidx4, align 16
49%call5 = call i32 (ptr, ...) @printf(ptr @.str, i32 %2) nounwind
50ret i32 0
51}
52
53declare i32 @printf(ptr, ...)
54
55declare i32 @rand()
56
57; CHECK: for (int c0 = 0; c0 <= 1023; c0 += 1)
58; CHECK: Stmt_for_body(c0);
59