1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
|
// RUN: llvm-tblgen -I %p/../../../include -gen-global-isel-combiner \
// RUN: -combiners=MyCombiner -gicombiner-debug-cxxpreds %s | \
// RUN: FileCheck %s
include "llvm/Target/Target.td"
include "llvm/Target/GlobalISel/Combine.td"
def MyTargetISA : InstrInfo;
def MyTarget : Target { let InstructionSet = MyTargetISA; }
def MatchFooPerms: GICombinePatFrag<
(outs root:$foo),
(ins gi_imm:$cst),
[
(pattern (G_ZEXT $foo, $b), (G_TRUNC $b, $x):$dbg0),
(pattern (G_TRUNC $foo, $z):$dbg1),
(pattern (G_FPEXT $foo, $z):$dbg1)
]>;
def Test0 : GICombineRule<
(defs root:$root),
(match (MatchFooPerms $root, (i32 10))),
(apply (COPY $root, (i32 0)))>;
def MyCombiner: GICombiner<"GenMyCombiner", [
Test0
]>;
// CHECK: const uint8_t *GenMyCombiner::getMatchTable() const {
// CHECK-NEXT: constexpr static uint8_t MatchTable0[] = {
// CHECK-NEXT: GIM_SwitchOpcode, /*MI*/0, /*[*/GIMT_Encode2(119), GIMT_Encode2(182), /*)*//*default:*//*Label 3*/ GIMT_Encode4(380),
// CHECK-NEXT: /*TargetOpcode::G_TRUNC*//*Label 0*/ GIMT_Encode4(262), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0),
// CHECK-NEXT: /*TargetOpcode::G_ZEXT*//*Label 1*/ GIMT_Encode4(298), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0), GIMT_Encode4(0),
// CHECK-NEXT: /*TargetOpcode::G_FPEXT*//*Label 2*/ GIMT_Encode4(344),
// CHECK-NEXT: // Label 0: @262
// CHECK-NEXT: GIM_Try, /*On fail goto*//*Label 4*/ GIMT_Encode4(297), // Rule ID 1 //
// CHECK-NEXT: GIM_CheckSimplePredicate, GIMT_Encode2(GICXXPred_Simple_IsRule0Enabled),
// CHECK-NEXT: // MIs[0] root
// CHECK-NEXT: // No operand predicates
// CHECK-NEXT: // MIs[0] __Test0_match_0.z
// CHECK-NEXT: // No operand predicates
// CHECK-NEXT: GIR_MakeTempReg, /*TempRegID*/0, /*TypeID*/GILLT_s32,
// CHECK-NEXT: GIR_BuildConstant, /*TempRegID*/0, /*Val*/GIMT_Encode8(0),
// CHECK-NEXT: // Combiner Rule #0: Test0 @ [__Test0_match_0[1]]
// CHECK-NEXT: GIR_BuildMI, /*InsnID*/0, /*Opcode*/GIMT_Encode2(TargetOpcode::COPY),
// CHECK-NEXT: GIR_Copy, /*NewInsnID*/0, /*OldInsnID*/0, /*OpIdx*/0, // root
// CHECK-NEXT: GIR_AddSimpleTempRegister, /*InsnID*/0, /*TempRegID*/0,
// CHECK-NEXT: GIR_EraseFromParent, /*InsnID*/0,
// CHECK-NEXT: GIR_Done,
// CHECK-NEXT: // Label 4: @297
// CHECK-NEXT: GIM_Reject,
// CHECK-NEXT: // Label 1: @298
// CHECK-NEXT: GIM_Try, /*On fail goto*//*Label 5*/ GIMT_Encode4(343), // Rule ID 0 //
// CHECK-NEXT: GIM_CheckSimplePredicate, GIMT_Encode2(GICXXPred_Simple_IsRule0Enabled),
// CHECK-NEXT: // MIs[0] root
// CHECK-NEXT: // No operand predicates
// CHECK-NEXT: // MIs[0] __Test0_match_0.b
// CHECK-NEXT: GIM_RecordInsnIgnoreCopies, /*DefineMI*/1, /*MI*/0, /*OpIdx*/1, // MIs[1]
// CHECK-NEXT: GIM_CheckOpcode, /*MI*/1, GIMT_Encode2(TargetOpcode::G_TRUNC),
// CHECK-NEXT: // MIs[1] __Test0_match_0.x
// CHECK-NEXT: // No operand predicates
// CHECK-NEXT: GIM_CheckIsSafeToFold, /*InsnID*/1,
// CHECK-NEXT: GIR_MakeTempReg, /*TempRegID*/0, /*TypeID*/GILLT_s32,
// CHECK-NEXT: GIR_BuildConstant, /*TempRegID*/0, /*Val*/GIMT_Encode8(0),
// CHECK-NEXT: // Combiner Rule #0: Test0 @ [__Test0_match_0[0]]
// CHECK-NEXT: GIR_BuildMI, /*InsnID*/0, /*Opcode*/GIMT_Encode2(TargetOpcode::COPY),
// CHECK-NEXT: GIR_Copy, /*NewInsnID*/0, /*OldInsnID*/0, /*OpIdx*/0, // root
// CHECK-NEXT: GIR_AddSimpleTempRegister, /*InsnID*/0, /*TempRegID*/0,
// CHECK-NEXT: GIR_EraseFromParent, /*InsnID*/0,
// CHECK-NEXT: GIR_Done,
// CHECK-NEXT: // Label 5: @343
// CHECK-NEXT: GIM_Reject,
// CHECK-NEXT: // Label 2: @344
// CHECK-NEXT: GIM_Try, /*On fail goto*//*Label 6*/ GIMT_Encode4(379), // Rule ID 2 //
// CHECK-NEXT: GIM_CheckSimplePredicate, GIMT_Encode2(GICXXPred_Simple_IsRule0Enabled),
// CHECK-NEXT: // MIs[0] root
// CHECK-NEXT: // No operand predicates
// CHECK-NEXT: // MIs[0] __Test0_match_0.z
// CHECK-NEXT: // No operand predicates
// CHECK-NEXT: GIR_MakeTempReg, /*TempRegID*/0, /*TypeID*/GILLT_s32,
// CHECK-NEXT: GIR_BuildConstant, /*TempRegID*/0, /*Val*/GIMT_Encode8(0),
// CHECK-NEXT: // Combiner Rule #0: Test0 @ [__Test0_match_0[2]]
// CHECK-NEXT: GIR_BuildMI, /*InsnID*/0, /*Opcode*/GIMT_Encode2(TargetOpcode::COPY),
// CHECK-NEXT: GIR_Copy, /*NewInsnID*/0, /*OldInsnID*/0, /*OpIdx*/0, // root
// CHECK-NEXT: GIR_AddSimpleTempRegister, /*InsnID*/0, /*TempRegID*/0,
// CHECK-NEXT: GIR_EraseFromParent, /*InsnID*/0,
// CHECK-NEXT: GIR_Done,
// CHECK-NEXT: // Label 6: @379
// CHECK-NEXT: GIM_Reject,
// CHECK-NEXT: // Label 3: @380
// CHECK-NEXT: GIM_Reject,
// CHECK-NEXT: }; // Size: 381 bytes
// CHECK-NEXT: return MatchTable0;
// CHECK-NEXT: }
|
