1 ; RUN: opt %loadPolly -polly-stmt-granularity=bb -polly-allow-differing-element-types -polly-print-scops -polly-allow-nonaffine -disable-output < %s | FileCheck %s
2 ; RUN: opt %loadPolly -polly-stmt-granularity=bb -polly-allow-differing-element-types -polly-codegen -polly-allow-nonaffine -disable-output
4 ; // Check that accessing one array with different types works,
5 ; // even though some accesses are non-affine.
6 ; void multiple_types(char *Short, short *Char, char *Double) {
7 ; for (long i = 0; i < 100; i++) {
8 ; Short[i] = *(short *)&Short[i & 8];
9 ; Char[i] = *(float *)&Char[i & 8];
10 ; Double[i] = *(double *)&Double[i & 8];
15 ; CHECK: i16 MemRef_Short[*]; // Element size 2
16 ; CHECK: i8 MemRef_Char[*]; // Element size 1
17 ; CHECK: i32 MemRef_Double[*]; // Element size 4
21 ; CHECK-NEXT: Stmt_bb2
22 ; CHECK-NEXT: Domain :=
23 ; CHECK-NEXT: { Stmt_bb2[i0] : 0 <= i0 <= 99 };
24 ; CHECK-NEXT: Schedule :=
25 ; CHECK-NEXT: { Stmt_bb2[i0] -> [i0] };
26 ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
27 ; CHECK-NEXT: { Stmt_bb2[i0] -> MemRef_Short[16] : 16*floor((8 + i0)/16) > i0; Stmt_bb2[i0] -> MemRef_Short[0] : 16*floor((8 + i0)/16) <= i0 }
28 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
29 ; CHECK-NEXT: { Stmt_bb2[i0] -> MemRef_Short[o0] : 2i0 <= o0 <= 1 + 2i0 };
30 ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
31 ; CHECK-NEXT: { Stmt_bb2[i0] -> MemRef_Char[32] : 16*floor((8 + i0)/16) > i0; Stmt_bb2[i0] -> MemRef_Char[0] : 16*floor((8 + i0)/16) <= i0 }
32 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
33 ; CHECK-NEXT: { Stmt_bb2[i0] -> MemRef_Char[o0] : 4i0 <= o0 <= 3 + 4i0 };
34 ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
35 ; CHECK-NEXT: { Stmt_bb2[i0] -> MemRef_Double[o0] : 0 <= o0 <= 9 and ((o0 >= 8 and 16*floor((8 + i0)/16) > i0) or (o0 <= 1 and 16*floor((8 + i0)/16) <= i0)) }
36 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
37 ; CHECK-NEXT: { Stmt_bb2[i0] -> MemRef_Double[i0] };
40 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
42 define void @multiple_types(ptr noalias %Short, ptr noalias %Char, ptr noalias %Double) {
46 bb1: ; preds = %bb20, %bb
47 %i.0 = phi i64 [ 0, %bb ], [ %tmp21, %bb20 ]
48 %exitcond = icmp ne i64 %i.0, 100
49 br i1 %exitcond, label %bb2, label %bb22
52 %quad = and i64 %i.0, 8
53 %tmp3 = getelementptr inbounds i32, ptr %Short, i64 %quad
54 %tmp5 = load i16, ptr %tmp3, align 2
55 %tmp6 = zext i16 %tmp5 to i32
56 %tmp7 = getelementptr inbounds i32, ptr %Short, i64 %i.0
57 store i32 %tmp6, ptr %tmp7, align 1
58 %tmp9 = getelementptr inbounds i32, ptr %Char, i64 %quad
59 %tmp11 = load i8, ptr %tmp9, align 4
60 %tmp12 = zext i8 %tmp11 to i32
61 %tmp13 = getelementptr inbounds i32, ptr %Char, i64 %i.0
62 store i32 %tmp12, ptr %tmp13, align 1
63 %tmp15 = getelementptr inbounds i32, ptr %Double, i64 %quad
64 %tmp17 = load double, ptr %tmp15, align 8
65 %tmp18 = fptosi double %tmp17 to i32
66 %tmp19 = getelementptr inbounds i32, ptr %Double, i64 %i.0
67 store i32 %tmp18, ptr %tmp19, align 1
71 %tmp21 = add nuw nsw i64 %i.0, 1