1 //=- WebAssemblyInstrFormats.td - WebAssembly Instr. Formats -*- tablegen -*-=//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
11 /// \brief WebAssembly instruction format definitions.
13 //===----------------------------------------------------------------------===//
15 // WebAssembly Instruction Format.
16 class WebAssemblyInst<bits<32> inst, string asmstr> : Instruction {
17 field bits<32> Inst = inst; // Instruction encoding.
18 let Namespace = "WebAssembly";
20 let AsmString = asmstr;
23 // Normal instructions.
24 class I<dag oops, dag iops, list<dag> pattern, string asmstr = "", bits<32> inst = -1>
25 : WebAssemblyInst<inst, asmstr> {
26 dag OutOperandList = oops;
27 dag InOperandList = iops;
28 let Pattern = pattern;
31 class SIMD_I<dag oops, dag iops, list<dag> pattern,
32 string asmstr = "", bits<32> inst = -1>
33 : I<oops, iops, pattern, asmstr, inst>, Requires<[HasSIMD128]>;
35 class ATOMIC_I<dag oops, dag iops, list<dag> pattern,
36 string asmstr = "", bits<32> inst = -1>
37 : I<oops, iops, pattern, asmstr, inst>, Requires<[HasAtomics]>;
39 // Unary and binary instructions, for the local types that WebAssembly supports.
40 multiclass UnaryInt<SDNode node, string name, bits<32> i32Inst, bits<32> i64Inst> {
41 def _I32 : I<(outs I32:$dst), (ins I32:$src),
42 [(set I32:$dst, (node I32:$src))],
43 !strconcat("i32.", !strconcat(name, "\t$dst, $src")), i32Inst>;
44 def _I64 : I<(outs I64:$dst), (ins I64:$src),
45 [(set I64:$dst, (node I64:$src))],
46 !strconcat("i64.", !strconcat(name, "\t$dst, $src")), i64Inst>;
48 multiclass BinaryInt<SDNode node, string name, bits<32> i32Inst, bits<32> i64Inst> {
49 def _I32 : I<(outs I32:$dst), (ins I32:$lhs, I32:$rhs),
50 [(set I32:$dst, (node I32:$lhs, I32:$rhs))],
51 !strconcat("i32.", !strconcat(name, "\t$dst, $lhs, $rhs")), i32Inst>;
52 def _I64 : I<(outs I64:$dst), (ins I64:$lhs, I64:$rhs),
53 [(set I64:$dst, (node I64:$lhs, I64:$rhs))],
54 !strconcat("i64.", !strconcat(name, "\t$dst, $lhs, $rhs")), i64Inst>;
56 multiclass UnaryFP<SDNode node, string name, bits<32> f32Inst, bits<32> f64Inst> {
57 def _F32 : I<(outs F32:$dst), (ins F32:$src),
58 [(set F32:$dst, (node F32:$src))],
59 !strconcat("f32.", !strconcat(name, "\t$dst, $src")), f32Inst>;
60 def _F64 : I<(outs F64:$dst), (ins F64:$src),
61 [(set F64:$dst, (node F64:$src))],
62 !strconcat("f64.", !strconcat(name, "\t$dst, $src")), f64Inst>;
64 multiclass BinaryFP<SDNode node, string name, bits<32> f32Inst, bits<32> f64Inst> {
65 def _F32 : I<(outs F32:$dst), (ins F32:$lhs, F32:$rhs),
66 [(set F32:$dst, (node F32:$lhs, F32:$rhs))],
67 !strconcat("f32.", !strconcat(name, "\t$dst, $lhs, $rhs")), f32Inst>;
68 def _F64 : I<(outs F64:$dst), (ins F64:$lhs, F64:$rhs),
69 [(set F64:$dst, (node F64:$lhs, F64:$rhs))],
70 !strconcat("f64.", !strconcat(name, "\t$dst, $lhs, $rhs")), f64Inst>;
72 multiclass SIMDBinary<SDNode node, SDNode fnode, string name> {
73 def _I8x16 : SIMD_I<(outs V128:$dst), (ins V128:$lhs, V128:$rhs),
74 [(set (v16i8 V128:$dst), (node V128:$lhs, V128:$rhs))],
75 !strconcat("i8x16.", !strconcat(name, "\t$dst, $lhs, $rhs"))>;
76 def _I16x8 : SIMD_I<(outs V128:$dst), (ins V128:$lhs, V128:$rhs),
77 [(set (v8i16 V128:$dst), (node V128:$lhs, V128:$rhs))],
78 !strconcat("i16x8.", !strconcat(name, "\t$dst, $lhs, $rhs"))>;
79 def _I32x4 : SIMD_I<(outs V128:$dst), (ins V128:$lhs, V128:$rhs),
80 [(set (v4i32 V128:$dst), (node V128:$lhs, V128:$rhs))],
81 !strconcat("i32x4.", !strconcat(name, "\t$dst, $lhs, $rhs"))>;
82 def _F32x4 : SIMD_I<(outs V128:$dst), (ins V128:$lhs, V128:$rhs),
83 [(set (v4f32 V128:$dst), (fnode V128:$lhs, V128:$rhs))],
84 !strconcat("f32x4.", !strconcat(name, "\t$dst, $lhs, $rhs"))>;
87 multiclass ComparisonInt<CondCode cond, string name, bits<32> i32Inst, bits<32> i64Inst> {
88 def _I32 : I<(outs I32:$dst), (ins I32:$lhs, I32:$rhs),
89 [(set I32:$dst, (setcc I32:$lhs, I32:$rhs, cond))],
90 !strconcat("i32.", !strconcat(name, "\t$dst, $lhs, $rhs")),
92 def _I64 : I<(outs I32:$dst), (ins I64:$lhs, I64:$rhs),
93 [(set I32:$dst, (setcc I64:$lhs, I64:$rhs, cond))],
94 !strconcat("i64.", !strconcat(name, "\t$dst, $lhs, $rhs")),
97 multiclass ComparisonFP<CondCode cond, string name, bits<32> f32Inst, bits<32> f64Inst> {
98 def _F32 : I<(outs I32:$dst), (ins F32:$lhs, F32:$rhs),
99 [(set I32:$dst, (setcc F32:$lhs, F32:$rhs, cond))],
100 !strconcat("f32.", !strconcat(name, "\t$dst, $lhs, $rhs")),
102 def _F64 : I<(outs I32:$dst), (ins F64:$lhs, F64:$rhs),
103 [(set I32:$dst, (setcc F64:$lhs, F64:$rhs, cond))],
104 !strconcat("f64.", !strconcat(name, "\t$dst, $lhs, $rhs")),