1 ; RUN: opt %loadNPMPolly "-passes=scop(print<polly-mse>)" -disable-output < %s | FileCheck %s
2 ; RUN: opt %loadNPMPolly -polly-stmt-granularity=bb "-passes=scop(print<polly-mse>)" -pass-remarks-analysis="polly-mse" -disable-output < %s 2>&1 | FileCheck %s --check-prefix=MSE
4 ; Verify that the accesses are correctly expanded for MemoryKind::Array and MemoryKind::PHI.
5 ; tmp_06_phi is not expanded because it need copy in.
7 ; Original source code :
12 ; void tmp3(double A[Ni], double B[Nj]) {
15 ; for (i = 0; i < Ni; i++) {
17 ; for(int h = 0; h<Nj; h++)
20 ; for(j = 0; j < Nj; j++) {
21 ; for(int k=0; k<Nj; k++) {
29 ; Check if the expanded SAI are created except for tmp_06_phi
31 ; MSE: MemRef_tmp_06__phi read from its original value.
33 ; CHECK-DAG: double MemRef_A_Stmt_for_body11_expanded[10000][10000][10000]; // Element size 8
34 ; CHECK-DAG: double MemRef_add16_lcssa__phi_Stmt_for_inc25_expanded[10000][10000]; // Element size 8
35 ; CHECK-DAG: double MemRef_B_Stmt_for_body3_expanded[10000][10000]; // Element size 8
36 ; CHECK-DAG: double MemRef_tmp_06_Stmt_for_body_expanded[10000]; // Element size 8
37 ; CHECK-DAG: double MemRef_add16_lcssa_lcssa__phi_Stmt_for_inc28_expanded[10000]; // Element size 8
38 ; CHECK-DAG: double MemRef_tmp_14__phi_Stmt_for_body7_expanded[10000][10000]; // Element size 8
39 ; CHECK-DAG: double MemRef_tmp_22__phi_Stmt_for_body11_expanded[10000][10000][10000]; // Element size 8
40 ; CHECK-NOT: double MemRef_tmp_06__phi_Stmt_for_body_expanded[10000]; // Element size 8
42 ; Check if the memory accesses are modified except those of tmp_06_phi
44 ; CHECK-NOT: new: { Stmt_for_body[i0] -> MemRef_tmp_06__phi_Stmt_for_body_expanded[i0] };
45 ; CHECK-DAG: new: { Stmt_for_body[i0] -> MemRef_tmp_06_Stmt_for_body_expanded[i0] };
46 ; CHECK-DAG: new: { Stmt_for_body3[i0, i1] -> MemRef_B_Stmt_for_body3_expanded[i0, i1] };
47 ; CHECK-DAG: new: { Stmt_for_end[i0] -> MemRef_tmp_06_Stmt_for_body_expanded[i0] };
48 ; CHECK-DAG: new: { Stmt_for_end[i0] -> MemRef_tmp_14__phi_Stmt_for_body7_expanded[i0, 0] };
49 ; CHECK-DAG: new: { Stmt_for_body7[i0, i1] -> MemRef_tmp_14__phi_Stmt_for_body7_expanded[i0, i1] };
50 ; CHECK-DAG: new: { Stmt_for_body7[i0, i1] -> MemRef_tmp_22__phi_Stmt_for_body11_expanded[i0, i1, 0] };
51 ; CHECK-DAG: new: { Stmt_for_body11[i0, i1, i2] -> MemRef_tmp_22__phi_Stmt_for_body11_expanded[i0, i1, 1 + i2] : i2 <= 9998 };
52 ; CHECK-DAG: new: { Stmt_for_body11[i0, i1, i2] -> MemRef_tmp_22__phi_Stmt_for_body11_expanded[i0, i1, i2] };
53 ; CHECK-DAG: new: { Stmt_for_body11[i0, i1, i2] -> MemRef_B_Stmt_for_body3_expanded[i0, i2] };
54 ; CHECK-DAG: new: { Stmt_for_body11[i0, i1, i2] -> MemRef_A_Stmt_for_body11_expanded[i0, i1, i2] };
55 ; CHECK-DAG: new: { Stmt_for_body11[i0, i1, 9999] -> MemRef_add16_lcssa__phi_Stmt_for_inc25_expanded[i0, i1] };
56 ; CHECK-DAG: new: { Stmt_for_inc25[i0, i1] -> MemRef_tmp_14__phi_Stmt_for_body7_expanded[i0, 1 + i1] : i1 <= 9998 };
57 ; CHECK-DAG: new: { Stmt_for_inc25[i0, i1] -> MemRef_add16_lcssa__phi_Stmt_for_inc25_expanded[i0, i1] };
58 ; CHECK-DAG: new: { Stmt_for_inc25[i0, 9999] -> MemRef_add16_lcssa_lcssa__phi_Stmt_for_inc28_expanded[i0] };
59 ; CHECK-DAG: new: { Stmt_for_inc28[i0] -> MemRef_add16_lcssa_lcssa__phi_Stmt_for_inc28_expanded[i0] };
60 ; CHECK-NOT: new: { Stmt_for_inc28[i0] -> MemRef_tmp_06__phi_Stmt_for_body_expanded[1 + i0] : i0 <= 9998 };
62 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
63 target triple = "x86_64-unknown-linux-gnu"
65 define void @mse(ptr %A, ptr %B) {
69 entry.split: ; preds = %entry
72 for.body: ; preds = %entry.split, %for.inc28
73 %indvars.iv15 = phi i64 [ 0, %entry.split ], [ %indvars.iv.next16, %for.inc28 ]
74 %tmp.06 = phi double [ 6.000000e+00, %entry.split ], [ %add16.lcssa.lcssa, %for.inc28 ]
77 for.body3: ; preds = %for.body, %for.body3
78 %indvars.iv = phi i64 [ 0, %for.body ], [ %indvars.iv.next, %for.body3 ]
79 %0 = trunc i64 %indvars.iv to i32
80 %conv = sitofp i32 %0 to double
81 %arrayidx = getelementptr inbounds double, ptr %B, i64 %indvars.iv
82 store double %conv, ptr %arrayidx, align 8
83 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
84 %exitcond = icmp ne i64 %indvars.iv.next, 10000
85 br i1 %exitcond, label %for.body3, label %for.end
87 for.end: ; preds = %for.body3
90 for.body7: ; preds = %for.end, %for.inc25
91 %indvars.iv11 = phi i64 [ 0, %for.end ], [ %indvars.iv.next12, %for.inc25 ]
92 %tmp.14 = phi double [ %tmp.06, %for.end ], [ %add16.lcssa, %for.inc25 ]
95 for.body11: ; preds = %for.body7, %for.body11
96 %indvars.iv8 = phi i64 [ 0, %for.body7 ], [ %indvars.iv.next9, %for.body11 ]
97 %tmp.22 = phi double [ %tmp.14, %for.body7 ], [ %add16, %for.body11 ]
98 %1 = trunc i64 %indvars.iv15 to i32
99 %conv12 = sitofp i32 %1 to double
100 %add = fadd double %tmp.22, %conv12
101 %2 = trunc i64 %indvars.iv8 to i32
102 %conv13 = sitofp i32 %2 to double
103 %add14 = fadd double %add, %conv13
104 %3 = trunc i64 %indvars.iv11 to i32
105 %conv15 = sitofp i32 %3 to double
106 %add16 = fadd double %add14, %conv15
107 %arrayidx18 = getelementptr inbounds double, ptr %B, i64 %indvars.iv8
108 %4 = load double, ptr %arrayidx18, align 8
109 %mul = fmul double %add16, %4
110 %5 = add nuw nsw i64 %indvars.iv11, %indvars.iv15
111 %arrayidx21 = getelementptr inbounds double, ptr %A, i64 %5
112 store double %mul, ptr %arrayidx21, align 8
113 %indvars.iv.next9 = add nuw nsw i64 %indvars.iv8, 1
114 %exitcond10 = icmp ne i64 %indvars.iv.next9, 10000
115 br i1 %exitcond10, label %for.body11, label %for.inc25
117 for.inc25: ; preds = %for.body11
118 %add16.lcssa = phi double [ %add16, %for.body11 ]
119 %indvars.iv.next12 = add nuw nsw i64 %indvars.iv11, 1
120 %exitcond14 = icmp ne i64 %indvars.iv.next12, 10000
121 br i1 %exitcond14, label %for.body7, label %for.inc28
123 for.inc28: ; preds = %for.inc25
124 %add16.lcssa.lcssa = phi double [ %add16.lcssa, %for.inc25 ]
125 %indvars.iv.next16 = add nuw nsw i64 %indvars.iv15, 1
126 %exitcond17 = icmp ne i64 %indvars.iv.next16, 10000
127 br i1 %exitcond17, label %for.body, label %for.end30
129 for.end30: ; preds = %for.inc28