1; RUN: opt %loadPolly -polly-stmt-granularity=bb -polly-scops -analyze -polly-allow-modref-calls \
2; RUN: -polly-invariant-load-hoisting=true \
3; RUN: < %s | FileCheck %s
4; RUN: opt %loadPolly -polly-stmt-granularity=bb -polly-scops -polly-allow-nonaffine -analyze \
5; RUN: -polly-invariant-load-hoisting=true \
6; RUN: -polly-allow-modref-calls < %s | FileCheck %s --check-prefix=NONAFFINE
7
8;  TODO: We should delinearize the accesses despite the use in a call to a
9;        readonly function. For now we verify we do not delinearize them though.
10
11; CHECK:         Function: ham
12; CHECK-NEXT:    Region: %bb12---%bb28
13; CHECK-NEXT:    Max Loop Depth:  1
14; CHECK-NEXT:    Invariant Accesses: {
15; CHECK-NEXT:            ReadAccess :=	[Reduction Type: NONE] [Scalar: 0]
16; CHECK-NEXT:                [tmp14, p_1] -> { Stmt_bb12[] -> MemRef_arg1[0] };
17; CHECK-NEXT:            Execution Context: [tmp14, p_1] -> {  :  }
18; CHECK-NEXT:    }
19; CHECK-NEXT:    Context:
20; CHECK-NEXT:    [tmp14, p_1] -> {  : -9223372036854775808 <= tmp14 <= 9223372036854775807 and -9223372036854775808 <= p_1 <= 9223372036854775807 }
21; CHECK-NEXT:    Assumed Context:
22; CHECK-NEXT:    [tmp14, p_1] -> {  :  }
23; CHECK-NEXT:    Invalid Context:
24; CHECK-NEXT:    [tmp14, p_1] -> { : tmp14 > 0 and (p_1 <= -1152921504606846977 or tmp14 >= 1152921504606846977 or p_1 >= 1152921504606846977 - tmp14) }
25; CHECK-NEXT:    p0: %tmp14
26; CHECK-NEXT:    p1: {0,+,(0 smax %tmp)}<%bb12>
27; CHECK-NEXT:    Arrays {
28; CHECK-NEXT:        i64 MemRef_arg1[*]; // Element size 8
29; CHECK-NEXT:        i64 MemRef_tmp13; // Element size 8
30; CHECK-NEXT:        double MemRef_arg4[*]; // Element size 8
31; CHECK-NEXT:    }
32; CHECK-NEXT:    Arrays (Bounds as pw_affs) {
33; CHECK-NEXT:        i64 MemRef_arg1[*]; // Element size 8
34; CHECK-NEXT:        i64 MemRef_tmp13; // Element size 8
35; CHECK-NEXT:        double MemRef_arg4[*]; // Element size 8
36; CHECK-NEXT:    }
37; CHECK-NEXT:    Alias Groups (0):
38; CHECK-NEXT:        n/a
39; CHECK-NEXT:    Statements {
40; CHECK-NEXT:    	Stmt_bb12
41; CHECK-NEXT:            Domain :=
42; CHECK-NEXT:                [tmp14, p_1] -> { Stmt_bb12[] };
43; CHECK-NEXT:            Schedule :=
44; CHECK-NEXT:                [tmp14, p_1] -> { Stmt_bb12[] -> [0, 0] };
45; CHECK-NEXT:            MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
46; CHECK-NEXT:                [tmp14, p_1] -> { Stmt_bb12[] -> MemRef_tmp13[] };
47; CHECK-NEXT:    	Stmt_bb17
48; CHECK-NEXT:            Domain :=
49; CHECK-NEXT:                [tmp14, p_1] -> { Stmt_bb17[i0] : 0 <= i0 < tmp14 };
50; CHECK-NEXT:            Schedule :=
51; CHECK-NEXT:                [tmp14, p_1] -> { Stmt_bb17[i0] -> [1, i0] };
52; CHECK-NEXT:            MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 0]
53; CHECK-NEXT:                [tmp14, p_1] -> { Stmt_bb17[i0] -> MemRef_arg4[p_1 + i0] };
54; CHECK-NEXT:            ReadAccess :=	[Reduction Type: NONE] [Scalar: 0]
55; CHECK-NEXT:                [tmp14, p_1] -> { Stmt_bb17[i0] -> MemRef_arg1[o0] };
56; CHECK-NEXT:            ReadAccess :=	[Reduction Type: NONE] [Scalar: 0]
57; CHECK-NEXT:                [tmp14, p_1] -> { Stmt_bb17[i0] -> MemRef_arg4[o0] };
58; CHECK-NEXT:    }
59
60
61; NONAFFINE:         Function: ham
62; NONAFFINE-NEXT:    Region: %bb5---%bb32
63; NONAFFINE-NEXT:    Max Loop Depth:  2
64; NONAFFINE-NEXT:    Invariant Accesses: {
65; NONAFFINE-NEXT:            ReadAccess :=	[Reduction Type: NONE] [Scalar: 0]
66; NONAFFINE-NEXT:                [tmp9, tmp14] -> { Stmt_bb5[] -> MemRef_arg[0] };
67; NONAFFINE-NEXT:            Execution Context: [tmp9, tmp14] -> {  :  }
68; NONAFFINE-NEXT:            ReadAccess :=	[Reduction Type: NONE] [Scalar: 0]
69; NONAFFINE-NEXT:                [tmp9, tmp14] -> { Stmt_bb12[i0] -> MemRef_arg1[0] };
70; NONAFFINE-NEXT:            Execution Context: [tmp9, tmp14] -> {  :  }
71; NONAFFINE-NEXT:    }
72; NONAFFINE-NEXT:    Context:
73; NONAFFINE-NEXT:    [tmp9, tmp14] -> {  : -9223372036854775808 <= tmp9 <= 9223372036854775807 and -9223372036854775808 <= tmp14 <= 9223372036854775807 }
74; NONAFFINE-NEXT:    Assumed Context:
75; NONAFFINE-NEXT:    [tmp9, tmp14] -> {  :  }
76; NONAFFINE-NEXT:    Invalid Context:
77; NONAFFINE-NEXT:    [tmp9, tmp14] -> {  : false }
78; NONAFFINE-NEXT:    p0: %tmp9
79; NONAFFINE-NEXT:    p1: %tmp14
80; NONAFFINE-NEXT:    Arrays {
81; NONAFFINE-NEXT:        i64 MemRef_arg[*]; // Element size 8
82; NONAFFINE-NEXT:        i64 MemRef_arg1[*]; // Element size 8
83; NONAFFINE-NEXT:        i64 MemRef_tmp7; // Element size 8
84; NONAFFINE-NEXT:        i64 MemRef_tmp8; // Element size 8
85; NONAFFINE-NEXT:        double MemRef_arg4[*]; // Element size 8
86; NONAFFINE-NEXT:    }
87; NONAFFINE-NEXT:    Arrays (Bounds as pw_affs) {
88; NONAFFINE-NEXT:        i64 MemRef_arg[*]; // Element size 8
89; NONAFFINE-NEXT:        i64 MemRef_arg1[*]; // Element size 8
90; NONAFFINE-NEXT:        i64 MemRef_tmp7; // Element size 8
91; NONAFFINE-NEXT:        i64 MemRef_tmp8; // Element size 8
92; NONAFFINE-NEXT:        double MemRef_arg4[*]; // Element size 8
93; NONAFFINE-NEXT:    }
94; NONAFFINE-NEXT:    Alias Groups (0):
95; NONAFFINE-NEXT:        n/a
96; NONAFFINE-NEXT:    Statements {
97; NONAFFINE-NEXT:    	Stmt_bb5
98; NONAFFINE-NEXT:            Domain :=
99; NONAFFINE-NEXT:                [tmp9, tmp14] -> { Stmt_bb5[] };
100; NONAFFINE-NEXT:            Schedule :=
101; NONAFFINE-NEXT:                [tmp9, tmp14] -> { Stmt_bb5[] -> [0, 0, 0] };
102; NONAFFINE-NEXT:            MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
103; NONAFFINE-NEXT:                [tmp9, tmp14] -> { Stmt_bb5[] -> MemRef_tmp7[] };
104; NONAFFINE-NEXT:            MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
105; NONAFFINE-NEXT:                [tmp9, tmp14] -> { Stmt_bb5[] -> MemRef_tmp8[] };
106; NONAFFINE-NEXT:    	Stmt_bb17
107; NONAFFINE-NEXT:            Domain :=
108; NONAFFINE-NEXT:                [tmp9, tmp14] -> { Stmt_bb17[i0, i1] : 0 <= i0 < tmp9 and 0 <= i1 < tmp14 };
109; NONAFFINE-NEXT:            Schedule :=
110; NONAFFINE-NEXT:                [tmp9, tmp14] -> { Stmt_bb17[i0, i1] -> [1, i0, i1] };
111; NONAFFINE-NEXT:            ReadAccess :=	[Reduction Type: NONE] [Scalar: 1]
112; NONAFFINE-NEXT:                [tmp9, tmp14] -> { Stmt_bb17[i0, i1] -> MemRef_tmp7[] };
113; NONAFFINE-NEXT:            ReadAccess :=	[Reduction Type: NONE] [Scalar: 1]
114; NONAFFINE-NEXT:                [tmp9, tmp14] -> { Stmt_bb17[i0, i1] -> MemRef_tmp8[] };
115; NONAFFINE-NEXT:            MayWriteAccess :=	[Reduction Type: NONE] [Scalar: 0]
116; NONAFFINE-NEXT:                [tmp9, tmp14] -> { Stmt_bb17[i0, i1] -> MemRef_arg4[o0] };
117; NONAFFINE-NEXT:            ReadAccess :=	[Reduction Type: NONE] [Scalar: 0]
118; NONAFFINE-NEXT:                [tmp9, tmp14] -> { Stmt_bb17[i0, i1] -> MemRef_arg[o0] };
119; NONAFFINE-NEXT:            ReadAccess :=	[Reduction Type: NONE] [Scalar: 0]
120; NONAFFINE-NEXT:                [tmp9, tmp14] -> { Stmt_bb17[i0, i1] -> MemRef_arg1[o0] };
121; NONAFFINE-NEXT:            ReadAccess :=	[Reduction Type: NONE] [Scalar: 0]
122; NONAFFINE-NEXT:                [tmp9, tmp14] -> { Stmt_bb17[i0, i1] -> MemRef_arg4[o0] };
123
124target datalayout = "e-p:64:64:64-S128-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f16:16:16-f32:32:32-f64:64:64-f128:128:128-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
125
126define void @ham(i64* noalias %arg, i64* noalias %arg1, i64* noalias %arg2, i64* noalias %arg3, [1000 x double]* noalias %arg4) unnamed_addr {
127bb:
128  br label %bb5
129
130bb5:                                              ; preds = %bb
131  %tmp = load i64, i64* %arg1, align 8
132  %tmp6 = icmp slt i64 %tmp, 0
133  %tmp7 = select i1 %tmp6, i64 0, i64 %tmp
134  %tmp8 = xor i64 %tmp7, -1
135  %tmp9 = load i64, i64* %arg, align 8
136  %tmp10 = icmp sgt i64 %tmp9, 0
137  br i1 %tmp10, label %bb11, label %bb32
138
139bb11:                                             ; preds = %bb5
140  br label %bb12
141
142bb12:                                             ; preds = %bb28, %bb11
143  %tmp13 = phi i64 [ %tmp30, %bb28 ], [ 1, %bb11 ]
144  %tmp14 = load i64, i64* %arg1, align 8
145  %tmp15 = icmp sgt i64 %tmp14, 0
146  br i1 %tmp15, label %bb16, label %bb28
147
148bb16:                                             ; preds = %bb12
149  br label %bb17
150
151bb17:                                             ; preds = %bb17, %bb16
152  %tmp18 = phi i64 [ %tmp26, %bb17 ], [ 1, %bb16 ]
153  %tmp19 = mul i64 %tmp13, %tmp7
154  %tmp20 = add i64 %tmp19, %tmp8
155  %tmp21 = add i64 %tmp20, %tmp18
156  %tmp22 = add i64 %tmp18, %tmp13
157  %tmp23 = sitofp i64 %tmp22 to double
158  %tmp24 = getelementptr [1000 x double], [1000 x double]* %arg4, i64 0, i64 %tmp21
159  %call = call double @func(double* %tmp24) #2
160  %sum = fadd double %call, %tmp23
161  store double %sum, double* %tmp24, align 8
162  %tmp25 = icmp eq i64 %tmp18, %tmp14
163  %tmp26 = add i64 %tmp18, 1
164  br i1 %tmp25, label %bb27, label %bb17
165
166bb27:                                             ; preds = %bb17
167  br label %bb28
168
169bb28:                                             ; preds = %bb27, %bb12
170  %tmp29 = icmp eq i64 %tmp13, %tmp9
171  %tmp30 = add i64 %tmp13, 1
172  br i1 %tmp29, label %bb31, label %bb12
173
174bb31:                                             ; preds = %bb28
175  br label %bb32
176
177bb32:                                             ; preds = %bb31, %bb5
178  ret void
179}
180
181declare double @func(double*) #1
182
183attributes #1 = { nounwind readonly }
184