xref: /llvm-project/polly/test/ScheduleOptimizer/pattern-matching-based-opts_4.ll (revision e1f056f692d869708c1898d9d65a69ac5584a0ed)
1; RUN: opt %loadNPMPolly -passes=polly-opt-isl -polly-pattern-matching-based-opts=true \
2; RUN: -debug -polly-tc-opt=true -disable-output < %s 2>&1 | FileCheck %s
3; RUN: opt %loadNPMPolly '-passes=polly-opt-isl,print<polly-ast>' -polly-pattern-matching-based-opts=true \
4; RUN: -polly-target-throughput-vector-fma=1 \
5; RUN: -polly-target-latency-vector-fma=8 \
6; RUN: -polly-target-1st-cache-level-size=32768 \
7; RUN: -polly-target-vector-register-bitwidth=256 \
8; RUN: -polly-target-2nd-cache-level-size=262144 \
9; RUN: -polly-tc-opt=true -disable-output < %s |  \
10; RUN: FileCheck %s --check-prefix=PATTERN-MATCHING-OPTS
11; REQUIRES: asserts
12;
13;    C := A * B + C
14;    Check that the pattern matching optimizations can detect different
15;    permutations of GEMM loop and produce the correct ISL AST. In this case,
16;    dimensions of band nodes can be implicitly permuted by the algorithm
17;    applied during the schedule generation. It should be taken into the
18;    account during the pattern matching optimizations.
19;    for (i = 0; i < _PB_NI; i++)
20;      for (k = 0; k < _PB_NK; ++k)
21;        for (j = 0; j < _PB_NJ; j++)
22;	   C[i][j] += A[i][k] * B[k][j];
23;
24; CHECK: The tensor contraction pattern was detected
25; CHECK: The matrix multiplication pattern was detected
26;
27; PATTERN-MATCHING-OPTS:    // 1st level tiling - Tiles
28; PATTERN-MATCHING-OPTS-NEXT:    for (int c1 = 0; c1 <= 3; c1 += 1) {
29; PATTERN-MATCHING-OPTS-NEXT:      for (int c3 = 256 * c1; c3 <= 256 * c1 + 255; c3 += 1)
30; PATTERN-MATCHING-OPTS-NEXT:        for (int c4 = 0; c4 <= 1023; c4 += 1)
31; PATTERN-MATCHING-OPTS-NEXT:          CopyStmt_0(0, c3, c4);
32; PATTERN-MATCHING-OPTS-NEXT:      for (int c2 = 0; c2 <= 10; c2 += 1) {
33; PATTERN-MATCHING-OPTS-NEXT:        for (int c6 = 96 * c2; c6 <= min(1023, 96 * c2 + 95); c6 += 1)
34; PATTERN-MATCHING-OPTS-NEXT:          for (int c7 = 256 * c1; c7 <= 256 * c1 + 255; c7 += 1)
35; PATTERN-MATCHING-OPTS-NEXT:            CopyStmt_1(0, c1, c2, c6, c7);
36; PATTERN-MATCHING-OPTS-NEXT:        // 1st level tiling - Points
37; PATTERN-MATCHING-OPTS-NEXT:        // Register tiling - Tiles
38; PATTERN-MATCHING-OPTS-NEXT:        for (int c3 = 0; c3 <= 127; c3 += 1)
39; PATTERN-MATCHING-OPTS-NEXT:          for (int c4 = 0; c4 <= min(23, -24 * c2 + 255); c4 += 1)
40; PATTERN-MATCHING-OPTS-NEXT:            for (int c5 = 0; c5 <= 255; c5 += 1) {
41; PATTERN-MATCHING-OPTS-NEXT:              // Loop Vectorizer Disabled
42; PATTERN-MATCHING-OPTS-NEXT:              // Register tiling - Points
43; PATTERN-MATCHING-OPTS-NEXT:              {
44; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4, 256 * c1 + c5, 8 * c3);
45; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4, 256 * c1 + c5, 8 * c3 + 1);
46; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4, 256 * c1 + c5, 8 * c3 + 2);
47; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4, 256 * c1 + c5, 8 * c3 + 3);
48; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4, 256 * c1 + c5, 8 * c3 + 4);
49; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4, 256 * c1 + c5, 8 * c3 + 5);
50; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4, 256 * c1 + c5, 8 * c3 + 6);
51; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4, 256 * c1 + c5, 8 * c3 + 7);
52; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 1, 256 * c1 + c5, 8 * c3);
53; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 1, 256 * c1 + c5, 8 * c3 + 1);
54; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 1, 256 * c1 + c5, 8 * c3 + 2);
55; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 1, 256 * c1 + c5, 8 * c3 + 3);
56; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 1, 256 * c1 + c5, 8 * c3 + 4);
57; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 1, 256 * c1 + c5, 8 * c3 + 5);
58; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 1, 256 * c1 + c5, 8 * c3 + 6);
59; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 1, 256 * c1 + c5, 8 * c3 + 7);
60; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 2, 256 * c1 + c5, 8 * c3);
61; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 2, 256 * c1 + c5, 8 * c3 + 1);
62; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 2, 256 * c1 + c5, 8 * c3 + 2);
63; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 2, 256 * c1 + c5, 8 * c3 + 3);
64; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 2, 256 * c1 + c5, 8 * c3 + 4);
65; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 2, 256 * c1 + c5, 8 * c3 + 5);
66; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 2, 256 * c1 + c5, 8 * c3 + 6);
67; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 2, 256 * c1 + c5, 8 * c3 + 7);
68; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 3, 256 * c1 + c5, 8 * c3);
69; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 3, 256 * c1 + c5, 8 * c3 + 1);
70; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 3, 256 * c1 + c5, 8 * c3 + 2);
71; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 3, 256 * c1 + c5, 8 * c3 + 3);
72; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 3, 256 * c1 + c5, 8 * c3 + 4);
73; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 3, 256 * c1 + c5, 8 * c3 + 5);
74; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 3, 256 * c1 + c5, 8 * c3 + 6);
75; PATTERN-MATCHING-OPTS-NEXT:                Stmt_for_body6(96 * c2 + 4 * c4 + 3, 256 * c1 + c5, 8 * c3 + 7);
76; PATTERN-MATCHING-OPTS-NEXT:              }
77; PATTERN-MATCHING-OPTS-NEXT:            }
78; PATTERN-MATCHING-OPTS-NEXT:      }
79; PATTERN-MATCHING-OPTS-NEXT:    }
80;
81target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
82target triple = "x86_64-unknown-unknown"
83
84define internal void @kernel_gemm(i32 %ni, i32 %nj, i32 %nk, double %alpha, double %beta, ptr %C, ptr %A, ptr %B) {
85entry:
86  br label %entry.split
87
88entry.split:                                      ; preds = %entry
89  br label %for.cond1.preheader
90
91for.cond1.preheader:                              ; preds = %for.inc20, %entry.split
92  %indvars.iv41 = phi i64 [ 0, %entry.split ], [ %indvars.iv.next42, %for.inc20 ]
93  br label %for.cond4.preheader
94
95for.cond4.preheader:                              ; preds = %for.inc17, %for.cond1.preheader
96  %indvars.iv38 = phi i64 [ 0, %for.cond1.preheader ], [ %indvars.iv.next39, %for.inc17 ]
97  br label %for.body6
98
99for.body6:                                        ; preds = %for.body6, %for.cond4.preheader
100  %indvars.iv = phi i64 [ 0, %for.cond4.preheader ], [ %indvars.iv.next, %for.body6 ]
101  %arrayidx8 = getelementptr inbounds [1024 x double], ptr %A, i64 %indvars.iv41, i64 %indvars.iv38
102  %tmp = load double, ptr %arrayidx8, align 8
103  %arrayidx12 = getelementptr inbounds [1024 x double], ptr %B, i64 %indvars.iv38, i64 %indvars.iv
104  %tmp1 = load double, ptr %arrayidx12, align 8
105  %mul = fmul double %tmp, %tmp1
106  %arrayidx16 = getelementptr inbounds [1024 x double], ptr %C, i64 %indvars.iv41, i64 %indvars.iv
107  %tmp2 = load double, ptr %arrayidx16, align 8
108  %add = fadd double %tmp2, %mul
109  store double %add, ptr %arrayidx16, align 8
110  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
111  %exitcond = icmp ne i64 %indvars.iv.next, 1024
112  br i1 %exitcond, label %for.body6, label %for.inc17
113
114for.inc17:                                        ; preds = %for.body6
115  %indvars.iv.next39 = add nuw nsw i64 %indvars.iv38, 1
116  %exitcond40 = icmp ne i64 %indvars.iv.next39, 1024
117  br i1 %exitcond40, label %for.cond4.preheader, label %for.inc20
118
119for.inc20:                                        ; preds = %for.inc17
120  %indvars.iv.next42 = add nuw nsw i64 %indvars.iv41, 1
121  %exitcond43 = icmp ne i64 %indvars.iv.next42, 1024
122  br i1 %exitcond43, label %for.cond1.preheader, label %for.end22
123
124for.end22:                                        ; preds = %for.inc20
125  ret void
126}
127