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1 //===-- llvm/CodeGen/MachineCombinerPattern.h - Instruction pattern supported by
2 // combiner  ------*- C++ -*-===//
3 //
4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5 // See https://llvm.org/LICENSE.txt for license information.
6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file defines instruction pattern supported by combiner
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_CODEGEN_MACHINECOMBINERPATTERN_H
15 #define LLVM_CODEGEN_MACHINECOMBINERPATTERN_H
16 
17 namespace llvm {
18 
19 /// These are instruction patterns matched by the machine combiner pass.
20 enum class MachineCombinerPattern {
21   // These are commutative variants for reassociating a computation chain. See
22   // the comments before getMachineCombinerPatterns() in TargetInstrInfo.cpp.
23   REASSOC_AX_BY,
24   REASSOC_AX_YB,
25   REASSOC_XA_BY,
26   REASSOC_XA_YB,
27 
28   // These are multiply-add patterns matched by the AArch64 machine combiner.
29   MULADDW_OP1,
30   MULADDW_OP2,
31   MULSUBW_OP1,
32   MULSUBW_OP2,
33   MULADDWI_OP1,
34   MULSUBWI_OP1,
35   MULADDX_OP1,
36   MULADDX_OP2,
37   MULSUBX_OP1,
38   MULSUBX_OP2,
39   MULADDXI_OP1,
40   MULSUBXI_OP1,
41   // NEON integers vectors
42   MULADDv8i8_OP1,
43   MULADDv8i8_OP2,
44   MULADDv16i8_OP1,
45   MULADDv16i8_OP2,
46   MULADDv4i16_OP1,
47   MULADDv4i16_OP2,
48   MULADDv8i16_OP1,
49   MULADDv8i16_OP2,
50   MULADDv2i32_OP1,
51   MULADDv2i32_OP2,
52   MULADDv4i32_OP1,
53   MULADDv4i32_OP2,
54 
55   MULSUBv8i8_OP1,
56   MULSUBv8i8_OP2,
57   MULSUBv16i8_OP1,
58   MULSUBv16i8_OP2,
59   MULSUBv4i16_OP1,
60   MULSUBv4i16_OP2,
61   MULSUBv8i16_OP1,
62   MULSUBv8i16_OP2,
63   MULSUBv2i32_OP1,
64   MULSUBv2i32_OP2,
65   MULSUBv4i32_OP1,
66   MULSUBv4i32_OP2,
67 
68   MULADDv4i16_indexed_OP1,
69   MULADDv4i16_indexed_OP2,
70   MULADDv8i16_indexed_OP1,
71   MULADDv8i16_indexed_OP2,
72   MULADDv2i32_indexed_OP1,
73   MULADDv2i32_indexed_OP2,
74   MULADDv4i32_indexed_OP1,
75   MULADDv4i32_indexed_OP2,
76 
77   MULSUBv4i16_indexed_OP1,
78   MULSUBv4i16_indexed_OP2,
79   MULSUBv8i16_indexed_OP1,
80   MULSUBv8i16_indexed_OP2,
81   MULSUBv2i32_indexed_OP1,
82   MULSUBv2i32_indexed_OP2,
83   MULSUBv4i32_indexed_OP1,
84   MULSUBv4i32_indexed_OP2,
85 
86   // Floating Point
87   FMULADDH_OP1,
88   FMULADDH_OP2,
89   FMULSUBH_OP1,
90   FMULSUBH_OP2,
91   FMULADDS_OP1,
92   FMULADDS_OP2,
93   FMULSUBS_OP1,
94   FMULSUBS_OP2,
95   FMULADDD_OP1,
96   FMULADDD_OP2,
97   FMULSUBD_OP1,
98   FMULSUBD_OP2,
99   FNMULSUBH_OP1,
100   FNMULSUBS_OP1,
101   FNMULSUBD_OP1,
102   FMLAv1i32_indexed_OP1,
103   FMLAv1i32_indexed_OP2,
104   FMLAv1i64_indexed_OP1,
105   FMLAv1i64_indexed_OP2,
106   FMLAv4f16_OP1,
107   FMLAv4f16_OP2,
108   FMLAv8f16_OP1,
109   FMLAv8f16_OP2,
110   FMLAv2f32_OP2,
111   FMLAv2f32_OP1,
112   FMLAv2f64_OP1,
113   FMLAv2f64_OP2,
114   FMLAv4i16_indexed_OP1,
115   FMLAv4i16_indexed_OP2,
116   FMLAv8i16_indexed_OP1,
117   FMLAv8i16_indexed_OP2,
118   FMLAv2i32_indexed_OP1,
119   FMLAv2i32_indexed_OP2,
120   FMLAv2i64_indexed_OP1,
121   FMLAv2i64_indexed_OP2,
122   FMLAv4f32_OP1,
123   FMLAv4f32_OP2,
124   FMLAv4i32_indexed_OP1,
125   FMLAv4i32_indexed_OP2,
126   FMLSv1i32_indexed_OP2,
127   FMLSv1i64_indexed_OP2,
128   FMLSv4f16_OP1,
129   FMLSv4f16_OP2,
130   FMLSv8f16_OP1,
131   FMLSv8f16_OP2,
132   FMLSv2f32_OP1,
133   FMLSv2f32_OP2,
134   FMLSv2f64_OP1,
135   FMLSv2f64_OP2,
136   FMLSv4i16_indexed_OP1,
137   FMLSv4i16_indexed_OP2,
138   FMLSv8i16_indexed_OP1,
139   FMLSv8i16_indexed_OP2,
140   FMLSv2i32_indexed_OP1,
141   FMLSv2i32_indexed_OP2,
142   FMLSv2i64_indexed_OP1,
143   FMLSv2i64_indexed_OP2,
144   FMLSv4f32_OP1,
145   FMLSv4f32_OP2,
146   FMLSv4i32_indexed_OP1,
147   FMLSv4i32_indexed_OP2
148 };
149 
150 } // end namespace llvm
151 
152 #endif
153