1// WebAssemblyInstrSIMD.td - WebAssembly SIMD codegen support -*- tablegen -*-//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8///
9/// \file
10/// WebAssembly SIMD operand code-gen constructs.
11///
12//===----------------------------------------------------------------------===//
13
14// Instructions requiring HasSIMD128 and the simd128 prefix byte
15multiclass SIMD_I<dag oops_r, dag iops_r, dag oops_s, dag iops_s,
16                  list<dag> pattern_r, string asmstr_r = "",
17                  string asmstr_s = "", bits<32> simdop = -1> {
18  defm "" : I<oops_r, iops_r, oops_s, iops_s, pattern_r, asmstr_r, asmstr_s,
19              !if(!ge(simdop, 0x100),
20                  !or(0xfd0000, !and(0xffff, simdop)),
21                  !or(0xfd00, !and(0xff, simdop)))>,
22            Requires<[HasSIMD128]>;
23}
24
25defm "" : ARGUMENT<V128, v16i8>;
26defm "" : ARGUMENT<V128, v8i16>;
27defm "" : ARGUMENT<V128, v4i32>;
28defm "" : ARGUMENT<V128, v2i64>;
29defm "" : ARGUMENT<V128, v4f32>;
30defm "" : ARGUMENT<V128, v2f64>;
31
32// Constrained immediate argument types
33foreach SIZE = [8, 16] in
34def ImmI#SIZE : ImmLeaf<i32,
35  "return -(1 << ("#SIZE#" - 1)) <= Imm && Imm < (1 << ("#SIZE#" - 1));"
36>;
37foreach SIZE = [2, 4, 8, 16, 32] in
38def LaneIdx#SIZE : ImmLeaf<i32, "return 0 <= Imm && Imm < "#SIZE#";">;
39
40//===----------------------------------------------------------------------===//
41// Load and store
42//===----------------------------------------------------------------------===//
43
44// Load: v128.load
45let mayLoad = 1, UseNamedOperandTable = 1 in {
46defm LOAD_V128_A32 :
47  SIMD_I<(outs V128:$dst), (ins P2Align:$p2align, offset32_op:$off, I32:$addr),
48         (outs), (ins P2Align:$p2align, offset32_op:$off), [],
49         "v128.load\t$dst, ${off}(${addr})$p2align",
50         "v128.load\t$off$p2align", 0>;
51defm LOAD_V128_A64 :
52  SIMD_I<(outs V128:$dst), (ins P2Align:$p2align, offset64_op:$off, I64:$addr),
53         (outs), (ins P2Align:$p2align, offset64_op:$off), [],
54         "v128.load\t$dst, ${off}(${addr})$p2align",
55         "v128.load\t$off$p2align", 0>;
56}
57
58// Def load patterns from WebAssemblyInstrMemory.td for vector types
59foreach vec_t = [v16i8, v8i16, v4i32, v2i64, v4f32, v2f64] in {
60defm : LoadPatNoOffset<vec_t, load, "LOAD_V128">;
61defm : LoadPatImmOff<vec_t, load, regPlusImm, "LOAD_V128">;
62defm : LoadPatImmOff<vec_t, load, or_is_add, "LOAD_V128">;
63defm : LoadPatOffsetOnly<vec_t, load, "LOAD_V128">;
64defm : LoadPatGlobalAddrOffOnly<vec_t, load, "LOAD_V128">;
65}
66
67// vNxM.load_splat
68multiclass SIMDLoadSplat<string vec, bits<32> simdop> {
69  let mayLoad = 1, UseNamedOperandTable = 1 in {
70  defm LOAD_SPLAT_#vec#_A32 :
71    SIMD_I<(outs V128:$dst),
72           (ins P2Align:$p2align, offset32_op:$off, I32:$addr),
73           (outs),
74           (ins P2Align:$p2align, offset32_op:$off), [],
75           vec#".load_splat\t$dst, ${off}(${addr})$p2align",
76           vec#".load_splat\t$off$p2align", simdop>;
77  defm LOAD_SPLAT_#vec#_A64 :
78    SIMD_I<(outs V128:$dst),
79           (ins P2Align:$p2align, offset64_op:$off, I64:$addr),
80           (outs),
81           (ins P2Align:$p2align, offset64_op:$off), [],
82           vec#".load_splat\t$dst, ${off}(${addr})$p2align",
83           vec#".load_splat\t$off$p2align", simdop>;
84  }
85}
86
87defm "" : SIMDLoadSplat<"v8x16", 7>;
88defm "" : SIMDLoadSplat<"v16x8", 8>;
89defm "" : SIMDLoadSplat<"v32x4", 9>;
90defm "" : SIMDLoadSplat<"v64x2", 10>;
91
92def wasm_load_splat_t : SDTypeProfile<1, 1, [SDTCisPtrTy<1>]>;
93def wasm_load_splat : SDNode<"WebAssemblyISD::LOAD_SPLAT", wasm_load_splat_t,
94                             [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
95def load_splat : PatFrag<(ops node:$addr), (wasm_load_splat node:$addr)>;
96
97foreach args = [["v16i8", "v8x16"], ["v8i16", "v16x8"], ["v4i32", "v32x4"],
98                ["v2i64", "v64x2"], ["v4f32", "v32x4"], ["v2f64", "v64x2"]] in {
99defm : LoadPatNoOffset<!cast<ValueType>(args[0]),
100                       load_splat,
101                       "LOAD_SPLAT_"#args[1]>;
102defm : LoadPatImmOff<!cast<ValueType>(args[0]),
103                     load_splat,
104                     regPlusImm,
105                     "LOAD_SPLAT_"#args[1]>;
106defm : LoadPatImmOff<!cast<ValueType>(args[0]),
107                     load_splat,
108                     or_is_add,
109                     "LOAD_SPLAT_"#args[1]>;
110defm : LoadPatOffsetOnly<!cast<ValueType>(args[0]),
111                         load_splat,
112                         "LOAD_SPLAT_"#args[1]>;
113defm : LoadPatGlobalAddrOffOnly<!cast<ValueType>(args[0]),
114                                load_splat,
115                                "LOAD_SPLAT_"#args[1]>;
116}
117
118// Load and extend
119multiclass SIMDLoadExtend<ValueType vec_t, string name, bits<32> simdop> {
120  let mayLoad = 1, UseNamedOperandTable = 1 in {
121  defm LOAD_EXTEND_S_#vec_t#_A32 :
122    SIMD_I<(outs V128:$dst),
123           (ins P2Align:$p2align, offset32_op:$off, I32:$addr),
124           (outs), (ins P2Align:$p2align, offset32_op:$off), [],
125           name#"_s\t$dst, ${off}(${addr})$p2align",
126           name#"_s\t$off$p2align", simdop>;
127  defm LOAD_EXTEND_U_#vec_t#_A32 :
128    SIMD_I<(outs V128:$dst),
129           (ins P2Align:$p2align, offset32_op:$off, I32:$addr),
130           (outs), (ins P2Align:$p2align, offset32_op:$off), [],
131           name#"_u\t$dst, ${off}(${addr})$p2align",
132           name#"_u\t$off$p2align", !add(simdop, 1)>;
133  defm LOAD_EXTEND_S_#vec_t#_A64 :
134    SIMD_I<(outs V128:$dst),
135           (ins P2Align:$p2align, offset64_op:$off, I64:$addr),
136           (outs), (ins P2Align:$p2align, offset64_op:$off), [],
137           name#"_s\t$dst, ${off}(${addr})$p2align",
138           name#"_s\t$off$p2align", simdop>;
139  defm LOAD_EXTEND_U_#vec_t#_A64 :
140    SIMD_I<(outs V128:$dst),
141           (ins P2Align:$p2align, offset64_op:$off, I64:$addr),
142           (outs), (ins P2Align:$p2align, offset64_op:$off), [],
143           name#"_u\t$dst, ${off}(${addr})$p2align",
144           name#"_u\t$off$p2align", !add(simdop, 1)>;
145  }
146}
147
148defm "" : SIMDLoadExtend<v8i16, "i16x8.load8x8", 1>;
149defm "" : SIMDLoadExtend<v4i32, "i32x4.load16x4", 3>;
150defm "" : SIMDLoadExtend<v2i64, "i64x2.load32x2", 5>;
151
152foreach types = [[v8i16, i8], [v4i32, i16], [v2i64, i32]] in
153foreach exts = [["sextloadv", "_S"],
154                ["zextloadv", "_U"],
155                ["extloadv", "_U"]] in {
156defm : LoadPatNoOffset<types[0], !cast<PatFrag>(exts[0]#types[1]),
157                       "LOAD_EXTEND"#exts[1]#"_"#types[0]>;
158defm : LoadPatImmOff<types[0], !cast<PatFrag>(exts[0]#types[1]), regPlusImm,
159                     "LOAD_EXTEND"#exts[1]#"_"#types[0]>;
160defm : LoadPatImmOff<types[0], !cast<PatFrag>(exts[0]#types[1]), or_is_add,
161                     "LOAD_EXTEND"#exts[1]#"_"#types[0]>;
162defm : LoadPatOffsetOnly<types[0], !cast<PatFrag>(exts[0]#types[1]),
163                         "LOAD_EXTEND"#exts[1]#"_"#types[0]>;
164defm : LoadPatGlobalAddrOffOnly<types[0], !cast<PatFrag>(exts[0]#types[1]),
165                                "LOAD_EXTEND"#exts[1]#"_"#types[0]>;
166}
167
168// Load lane into zero vector
169multiclass SIMDLoadZero<ValueType vec_t, string name, bits<32> simdop> {
170  let mayLoad = 1, UseNamedOperandTable = 1 in {
171  defm LOAD_ZERO_#vec_t#_A32 :
172    SIMD_I<(outs V128:$dst),
173           (ins P2Align:$p2align, offset32_op:$off, I32:$addr),
174           (outs), (ins P2Align:$p2align, offset32_op:$off), [],
175           name#"\t$dst, ${off}(${addr})$p2align",
176           name#"\t$off$p2align", simdop>;
177  defm LOAD_ZERO_#vec_t#_A64 :
178    SIMD_I<(outs V128:$dst),
179           (ins P2Align:$p2align, offset64_op:$off, I64:$addr),
180           (outs), (ins P2Align:$p2align, offset64_op:$off), [],
181           name#"\t$dst, ${off}(${addr})$p2align",
182           name#"\t$off$p2align", simdop>;
183  } // mayLoad = 1, UseNamedOperandTable = 1
184}
185
186// TODO: Also support v4f32 and v2f64 once the instructions are merged
187// to the proposal
188defm "" : SIMDLoadZero<v4i32, "v128.load32_zero", 252>;
189defm "" : SIMDLoadZero<v2i64, "v128.load64_zero", 253>;
190
191defm : LoadPatNoOffset<v4i32, int_wasm_load32_zero, "LOAD_ZERO_v4i32">;
192defm : LoadPatNoOffset<v2i64, int_wasm_load64_zero, "LOAD_ZERO_v2i64">;
193
194defm : LoadPatImmOff<v4i32, int_wasm_load32_zero, regPlusImm, "LOAD_ZERO_v4i32">;
195defm : LoadPatImmOff<v2i64, int_wasm_load64_zero, regPlusImm, "LOAD_ZERO_v2i64">;
196
197defm : LoadPatImmOff<v4i32, int_wasm_load32_zero, or_is_add, "LOAD_ZERO_v4i32">;
198defm : LoadPatImmOff<v2i64, int_wasm_load64_zero, or_is_add, "LOAD_ZERO_v2i64">;
199
200defm : LoadPatOffsetOnly<v4i32, int_wasm_load32_zero, "LOAD_ZERO_v4i32">;
201defm : LoadPatOffsetOnly<v2i64, int_wasm_load64_zero, "LOAD_ZERO_v2i64">;
202
203defm : LoadPatGlobalAddrOffOnly<v4i32, int_wasm_load32_zero, "LOAD_ZERO_v4i32">;
204defm : LoadPatGlobalAddrOffOnly<v2i64, int_wasm_load64_zero, "LOAD_ZERO_v2i64">;
205
206// Load lane
207multiclass SIMDLoadLane<ValueType vec_t, string name, bits<32> simdop> {
208  let mayLoad = 1, UseNamedOperandTable = 1 in {
209  defm LOAD_LANE_#vec_t#_A32 :
210    SIMD_I<(outs V128:$dst),
211           (ins P2Align:$p2align, offset32_op:$off, vec_i8imm_op:$idx,
212                I32:$addr, V128:$vec),
213           (outs), (ins P2Align:$p2align, offset32_op:$off, vec_i8imm_op:$idx),
214           [], name#"\t$dst, ${off}(${addr})$p2align, $vec, $idx",
215           name#"\t$off$p2align, $idx", simdop>;
216  defm LOAD_LANE_#vec_t#_A64 :
217    SIMD_I<(outs V128:$dst),
218           (ins P2Align:$p2align, offset64_op:$off, vec_i8imm_op:$idx,
219                I64:$addr, V128:$vec),
220           (outs), (ins P2Align:$p2align, offset64_op:$off, vec_i8imm_op:$idx),
221           [], name#"\t$dst, ${off}(${addr})$p2align, $vec, $idx",
222           name#"\t$off$p2align, $idx", simdop>;
223  } // mayLoad = 1, UseNamedOperandTable = 1
224}
225
226// TODO: Also support v4f32 and v2f64 once the instructions are merged
227// to the proposal
228defm "" : SIMDLoadLane<v16i8, "v128.load8_lane", 88>;
229defm "" : SIMDLoadLane<v8i16, "v128.load16_lane", 89>;
230defm "" : SIMDLoadLane<v4i32, "v128.load32_lane", 90>;
231defm "" : SIMDLoadLane<v2i64, "v128.load64_lane", 91>;
232
233// Select loads with no constant offset.
234multiclass LoadLanePatNoOffset<ValueType ty, PatFrag kind, ImmLeaf lane_imm_t> {
235  def : Pat<(ty (kind (i32 I32:$addr), (ty V128:$vec), (i32 lane_imm_t:$idx))),
236            (!cast<NI>("LOAD_LANE_"#ty#"_A32") 0, 0, imm:$idx, I32:$addr, V128:$vec)>,
237        Requires<[HasAddr32]>;
238  def : Pat<(ty (kind (i64 I64:$addr), (ty V128:$vec), (i32 lane_imm_t:$idx))),
239            (!cast<NI>("LOAD_LANE_"#ty#"_A64") 0, 0, imm:$idx, I64:$addr, V128:$vec)>,
240        Requires<[HasAddr64]>;
241}
242
243defm : LoadLanePatNoOffset<v16i8, int_wasm_load8_lane, LaneIdx16>;
244defm : LoadLanePatNoOffset<v8i16, int_wasm_load16_lane, LaneIdx8>;
245defm : LoadLanePatNoOffset<v4i32, int_wasm_load32_lane, LaneIdx4>;
246defm : LoadLanePatNoOffset<v2i64, int_wasm_load64_lane, LaneIdx2>;
247
248// TODO: Also support the other load patterns for load_lane once the instructions
249// are merged to the proposal.
250
251// Store: v128.store
252let mayStore = 1, UseNamedOperandTable = 1 in {
253defm STORE_V128_A32 :
254  SIMD_I<(outs), (ins P2Align:$p2align, offset32_op:$off, I32:$addr, V128:$vec),
255         (outs), (ins P2Align:$p2align, offset32_op:$off), [],
256         "v128.store\t${off}(${addr})$p2align, $vec",
257         "v128.store\t$off$p2align", 11>;
258defm STORE_V128_A64 :
259  SIMD_I<(outs), (ins P2Align:$p2align, offset64_op:$off, I64:$addr, V128:$vec),
260         (outs), (ins P2Align:$p2align, offset64_op:$off), [],
261         "v128.store\t${off}(${addr})$p2align, $vec",
262         "v128.store\t$off$p2align", 11>;
263}
264
265// Def store patterns from WebAssemblyInstrMemory.td for vector types
266foreach vec_t = [v16i8, v8i16, v4i32, v2i64, v4f32, v2f64] in {
267defm : StorePatNoOffset<vec_t, store, "STORE_V128">;
268defm : StorePatImmOff<vec_t, store, regPlusImm, "STORE_V128">;
269defm : StorePatImmOff<vec_t, store, or_is_add, "STORE_V128">;
270defm : StorePatOffsetOnly<vec_t, store, "STORE_V128">;
271defm : StorePatGlobalAddrOffOnly<vec_t, store, "STORE_V128">;
272}
273
274// Store lane
275multiclass SIMDStoreLane<ValueType vec_t, string name, bits<32> simdop> {
276  let mayStore = 1, UseNamedOperandTable = 1 in {
277  defm STORE_LANE_#vec_t#_A32 :
278    SIMD_I<(outs),
279           (ins P2Align:$p2align, offset32_op:$off, vec_i8imm_op:$idx,
280                I32:$addr, V128:$vec),
281           (outs), (ins P2Align:$p2align, offset32_op:$off, vec_i8imm_op:$idx),
282           [], name#"\t${off}(${addr})$p2align, $vec, $idx",
283           name#"\t$off$p2align, $idx", simdop>;
284  defm STORE_LANE_#vec_t#_A64 :
285    SIMD_I<(outs V128:$dst),
286           (ins P2Align:$p2align, offset64_op:$off, vec_i8imm_op:$idx,
287                I64:$addr, V128:$vec),
288           (outs), (ins P2Align:$p2align, offset64_op:$off, vec_i8imm_op:$idx),
289           [], name#"\t${off}(${addr})$p2align, $vec, $idx",
290           name#"\t$off$p2align, $idx", simdop>;
291  } // mayStore = 1, UseNamedOperandTable = 1
292}
293
294// TODO: Also support v4f32 and v2f64 once the instructions are merged
295// to the proposal
296defm "" : SIMDStoreLane<v16i8, "v128.store8_lane", 92>;
297defm "" : SIMDStoreLane<v8i16, "v128.store16_lane", 93>;
298defm "" : SIMDStoreLane<v4i32, "v128.store32_lane", 94>;
299defm "" : SIMDStoreLane<v2i64, "v128.store64_lane", 95>;
300
301// Select stores with no constant offset.
302multiclass StoreLanePatNoOffset<ValueType ty, PatFrag kind, ImmLeaf lane_imm_t> {
303  def : Pat<(kind (i32 I32:$addr), (ty V128:$vec), (i32 lane_imm_t:$idx)),
304            (!cast<NI>("STORE_LANE_"#ty#"_A32")
305              0, 0, imm:$idx, I32:$addr, ty:$vec)>,
306        Requires<[HasAddr32]>;
307  def : Pat<(kind (i64 I64:$addr), (ty V128:$vec), (i32 lane_imm_t:$idx)),
308            (!cast<NI>("STORE_LANE_"#ty#"_A64")
309              0, 0, imm:$idx, I64:$addr, ty:$vec)>,
310        Requires<[HasAddr64]>;
311}
312
313defm : StoreLanePatNoOffset<v16i8, int_wasm_store8_lane, LaneIdx16>;
314defm : StoreLanePatNoOffset<v8i16, int_wasm_store16_lane, LaneIdx8>;
315defm : StoreLanePatNoOffset<v4i32, int_wasm_store32_lane, LaneIdx4>;
316defm : StoreLanePatNoOffset<v2i64, int_wasm_store64_lane, LaneIdx2>;
317
318// TODO: Also support the other store patterns for store_lane once the
319// instructions are merged to the proposal.
320
321//===----------------------------------------------------------------------===//
322// Constructing SIMD values
323//===----------------------------------------------------------------------===//
324
325// Constant: v128.const
326multiclass ConstVec<ValueType vec_t, dag ops, dag pat, string args> {
327  let isMoveImm = 1, isReMaterializable = 1,
328      Predicates = [HasUnimplementedSIMD128] in
329  defm CONST_V128_#vec_t : SIMD_I<(outs V128:$dst), ops, (outs), ops,
330                                  [(set V128:$dst, (vec_t pat))],
331                                  "v128.const\t$dst, "#args,
332                                  "v128.const\t"#args, 12>;
333}
334
335defm "" : ConstVec<v16i8,
336                   (ins vec_i8imm_op:$i0, vec_i8imm_op:$i1,
337                        vec_i8imm_op:$i2, vec_i8imm_op:$i3,
338                        vec_i8imm_op:$i4, vec_i8imm_op:$i5,
339                        vec_i8imm_op:$i6, vec_i8imm_op:$i7,
340                        vec_i8imm_op:$i8, vec_i8imm_op:$i9,
341                        vec_i8imm_op:$iA, vec_i8imm_op:$iB,
342                        vec_i8imm_op:$iC, vec_i8imm_op:$iD,
343                        vec_i8imm_op:$iE, vec_i8imm_op:$iF),
344                   (build_vector ImmI8:$i0, ImmI8:$i1, ImmI8:$i2, ImmI8:$i3,
345                                 ImmI8:$i4, ImmI8:$i5, ImmI8:$i6, ImmI8:$i7,
346                                 ImmI8:$i8, ImmI8:$i9, ImmI8:$iA, ImmI8:$iB,
347                                 ImmI8:$iC, ImmI8:$iD, ImmI8:$iE, ImmI8:$iF),
348                   !strconcat("$i0, $i1, $i2, $i3, $i4, $i5, $i6, $i7, ",
349                              "$i8, $i9, $iA, $iB, $iC, $iD, $iE, $iF")>;
350defm "" : ConstVec<v8i16,
351                   (ins vec_i16imm_op:$i0, vec_i16imm_op:$i1,
352                        vec_i16imm_op:$i2, vec_i16imm_op:$i3,
353                        vec_i16imm_op:$i4, vec_i16imm_op:$i5,
354                        vec_i16imm_op:$i6, vec_i16imm_op:$i7),
355                   (build_vector
356                     ImmI16:$i0, ImmI16:$i1, ImmI16:$i2, ImmI16:$i3,
357                     ImmI16:$i4, ImmI16:$i5, ImmI16:$i6, ImmI16:$i7),
358                   "$i0, $i1, $i2, $i3, $i4, $i5, $i6, $i7">;
359let IsCanonical = 1 in
360defm "" : ConstVec<v4i32,
361                   (ins vec_i32imm_op:$i0, vec_i32imm_op:$i1,
362                        vec_i32imm_op:$i2, vec_i32imm_op:$i3),
363                   (build_vector (i32 imm:$i0), (i32 imm:$i1),
364                                 (i32 imm:$i2), (i32 imm:$i3)),
365                   "$i0, $i1, $i2, $i3">;
366defm "" : ConstVec<v2i64,
367                   (ins vec_i64imm_op:$i0, vec_i64imm_op:$i1),
368                   (build_vector (i64 imm:$i0), (i64 imm:$i1)),
369                   "$i0, $i1">;
370defm "" : ConstVec<v4f32,
371                   (ins f32imm_op:$i0, f32imm_op:$i1,
372                        f32imm_op:$i2, f32imm_op:$i3),
373                   (build_vector (f32 fpimm:$i0), (f32 fpimm:$i1),
374                                 (f32 fpimm:$i2), (f32 fpimm:$i3)),
375                   "$i0, $i1, $i2, $i3">;
376defm "" : ConstVec<v2f64,
377                  (ins f64imm_op:$i0, f64imm_op:$i1),
378                  (build_vector (f64 fpimm:$i0), (f64 fpimm:$i1)),
379                  "$i0, $i1">;
380
381// Shuffle lanes: shuffle
382defm SHUFFLE :
383  SIMD_I<(outs V128:$dst),
384         (ins V128:$x, V128:$y,
385           vec_i8imm_op:$m0, vec_i8imm_op:$m1,
386           vec_i8imm_op:$m2, vec_i8imm_op:$m3,
387           vec_i8imm_op:$m4, vec_i8imm_op:$m5,
388           vec_i8imm_op:$m6, vec_i8imm_op:$m7,
389           vec_i8imm_op:$m8, vec_i8imm_op:$m9,
390           vec_i8imm_op:$mA, vec_i8imm_op:$mB,
391           vec_i8imm_op:$mC, vec_i8imm_op:$mD,
392           vec_i8imm_op:$mE, vec_i8imm_op:$mF),
393         (outs),
394         (ins
395           vec_i8imm_op:$m0, vec_i8imm_op:$m1,
396           vec_i8imm_op:$m2, vec_i8imm_op:$m3,
397           vec_i8imm_op:$m4, vec_i8imm_op:$m5,
398           vec_i8imm_op:$m6, vec_i8imm_op:$m7,
399           vec_i8imm_op:$m8, vec_i8imm_op:$m9,
400           vec_i8imm_op:$mA, vec_i8imm_op:$mB,
401           vec_i8imm_op:$mC, vec_i8imm_op:$mD,
402           vec_i8imm_op:$mE, vec_i8imm_op:$mF),
403         [],
404         "v8x16.shuffle\t$dst, $x, $y, "#
405           "$m0, $m1, $m2, $m3, $m4, $m5, $m6, $m7, "#
406           "$m8, $m9, $mA, $mB, $mC, $mD, $mE, $mF",
407         "v8x16.shuffle\t"#
408           "$m0, $m1, $m2, $m3, $m4, $m5, $m6, $m7, "#
409           "$m8, $m9, $mA, $mB, $mC, $mD, $mE, $mF",
410         13>;
411
412// Shuffles after custom lowering
413def wasm_shuffle_t : SDTypeProfile<1, 18, []>;
414def wasm_shuffle : SDNode<"WebAssemblyISD::SHUFFLE", wasm_shuffle_t>;
415foreach vec_t = [v16i8, v8i16, v4i32, v2i64, v4f32, v2f64] in {
416def : Pat<(vec_t (wasm_shuffle (vec_t V128:$x), (vec_t V128:$y),
417            (i32 LaneIdx32:$m0), (i32 LaneIdx32:$m1),
418            (i32 LaneIdx32:$m2), (i32 LaneIdx32:$m3),
419            (i32 LaneIdx32:$m4), (i32 LaneIdx32:$m5),
420            (i32 LaneIdx32:$m6), (i32 LaneIdx32:$m7),
421            (i32 LaneIdx32:$m8), (i32 LaneIdx32:$m9),
422            (i32 LaneIdx32:$mA), (i32 LaneIdx32:$mB),
423            (i32 LaneIdx32:$mC), (i32 LaneIdx32:$mD),
424            (i32 LaneIdx32:$mE), (i32 LaneIdx32:$mF))),
425          (vec_t (SHUFFLE (vec_t V128:$x), (vec_t V128:$y),
426            (i32 LaneIdx32:$m0), (i32 LaneIdx32:$m1),
427            (i32 LaneIdx32:$m2), (i32 LaneIdx32:$m3),
428            (i32 LaneIdx32:$m4), (i32 LaneIdx32:$m5),
429            (i32 LaneIdx32:$m6), (i32 LaneIdx32:$m7),
430            (i32 LaneIdx32:$m8), (i32 LaneIdx32:$m9),
431            (i32 LaneIdx32:$mA), (i32 LaneIdx32:$mB),
432            (i32 LaneIdx32:$mC), (i32 LaneIdx32:$mD),
433            (i32 LaneIdx32:$mE), (i32 LaneIdx32:$mF)))>;
434}
435
436// Swizzle lanes: v8x16.swizzle
437def wasm_swizzle_t : SDTypeProfile<1, 2, []>;
438def wasm_swizzle : SDNode<"WebAssemblyISD::SWIZZLE", wasm_swizzle_t>;
439defm SWIZZLE :
440  SIMD_I<(outs V128:$dst), (ins V128:$src, V128:$mask), (outs), (ins),
441         [(set (v16i8 V128:$dst),
442           (wasm_swizzle (v16i8 V128:$src), (v16i8 V128:$mask)))],
443         "v8x16.swizzle\t$dst, $src, $mask", "v8x16.swizzle", 14>;
444
445def : Pat<(int_wasm_swizzle (v16i8 V128:$src), (v16i8 V128:$mask)),
446          (SWIZZLE V128:$src, V128:$mask)>;
447
448// Create vector with identical lanes: splat
449def splat2 : PatFrag<(ops node:$x), (build_vector node:$x, node:$x)>;
450def splat4 : PatFrag<(ops node:$x), (build_vector
451                       node:$x, node:$x, node:$x, node:$x)>;
452def splat8 : PatFrag<(ops node:$x), (build_vector
453                       node:$x, node:$x, node:$x, node:$x,
454                       node:$x, node:$x, node:$x, node:$x)>;
455def splat16 : PatFrag<(ops node:$x), (build_vector
456                        node:$x, node:$x, node:$x, node:$x,
457                        node:$x, node:$x, node:$x, node:$x,
458                        node:$x, node:$x, node:$x, node:$x,
459                        node:$x, node:$x, node:$x, node:$x)>;
460
461multiclass Splat<ValueType vec_t, string vec, WebAssemblyRegClass reg_t,
462                 PatFrag splat_pat, bits<32> simdop> {
463  defm SPLAT_#vec_t : SIMD_I<(outs V128:$dst), (ins reg_t:$x), (outs), (ins),
464                             [(set (vec_t V128:$dst), (splat_pat reg_t:$x))],
465                             vec#".splat\t$dst, $x", vec#".splat", simdop>;
466}
467
468defm "" : Splat<v16i8, "i8x16", I32, splat16, 15>;
469defm "" : Splat<v8i16, "i16x8", I32, splat8, 16>;
470defm "" : Splat<v4i32, "i32x4", I32, splat4, 17>;
471defm "" : Splat<v2i64, "i64x2", I64, splat2, 18>;
472defm "" : Splat<v4f32, "f32x4", F32, splat4, 19>;
473defm "" : Splat<v2f64, "f64x2", F64, splat2, 20>;
474
475// scalar_to_vector leaves high lanes undefined, so can be a splat
476class ScalarSplatPat<ValueType vec_t, ValueType lane_t,
477                     WebAssemblyRegClass reg_t> :
478  Pat<(vec_t (scalar_to_vector (lane_t reg_t:$x))),
479      (!cast<Instruction>("SPLAT_"#vec_t) reg_t:$x)>;
480
481def : ScalarSplatPat<v16i8, i32, I32>;
482def : ScalarSplatPat<v8i16, i32, I32>;
483def : ScalarSplatPat<v4i32, i32, I32>;
484def : ScalarSplatPat<v2i64, i64, I64>;
485def : ScalarSplatPat<v4f32, f32, F32>;
486def : ScalarSplatPat<v2f64, f64, F64>;
487
488//===----------------------------------------------------------------------===//
489// Accessing lanes
490//===----------------------------------------------------------------------===//
491
492// Extract lane as a scalar: extract_lane / extract_lane_s / extract_lane_u
493multiclass ExtractLane<ValueType vec_t, string vec, WebAssemblyRegClass reg_t,
494                       bits<32> simdop, string suffix = ""> {
495  defm EXTRACT_LANE_#vec_t#suffix :
496      SIMD_I<(outs reg_t:$dst), (ins V128:$vec, vec_i8imm_op:$idx),
497             (outs), (ins vec_i8imm_op:$idx), [],
498             vec#".extract_lane"#suffix#"\t$dst, $vec, $idx",
499             vec#".extract_lane"#suffix#"\t$idx", simdop>;
500}
501
502defm "" : ExtractLane<v16i8, "i8x16", I32, 21, "_s">;
503defm "" : ExtractLane<v16i8, "i8x16", I32, 22, "_u">;
504defm "" : ExtractLane<v8i16, "i16x8", I32, 24, "_s">;
505defm "" : ExtractLane<v8i16, "i16x8", I32, 25, "_u">;
506defm "" : ExtractLane<v4i32, "i32x4", I32, 27>;
507defm "" : ExtractLane<v2i64, "i64x2", I64, 29>;
508defm "" : ExtractLane<v4f32, "f32x4", F32, 31>;
509defm "" : ExtractLane<v2f64, "f64x2", F64, 33>;
510
511def : Pat<(vector_extract (v16i8 V128:$vec), (i32 LaneIdx16:$idx)),
512          (EXTRACT_LANE_v16i8_u V128:$vec, imm:$idx)>;
513def : Pat<(vector_extract (v8i16 V128:$vec), (i32 LaneIdx8:$idx)),
514          (EXTRACT_LANE_v8i16_u V128:$vec, imm:$idx)>;
515def : Pat<(vector_extract (v4i32 V128:$vec), (i32 LaneIdx4:$idx)),
516          (EXTRACT_LANE_v4i32 V128:$vec, imm:$idx)>;
517def : Pat<(vector_extract (v4f32 V128:$vec), (i32 LaneIdx4:$idx)),
518          (EXTRACT_LANE_v4f32 V128:$vec, imm:$idx)>;
519def : Pat<(vector_extract (v2i64 V128:$vec), (i32 LaneIdx2:$idx)),
520          (EXTRACT_LANE_v2i64 V128:$vec, imm:$idx)>;
521def : Pat<(vector_extract (v2f64 V128:$vec), (i32 LaneIdx2:$idx)),
522          (EXTRACT_LANE_v2f64 V128:$vec, imm:$idx)>;
523
524def : Pat<
525  (sext_inreg (vector_extract (v16i8 V128:$vec), (i32 LaneIdx16:$idx)), i8),
526  (EXTRACT_LANE_v16i8_s V128:$vec, imm:$idx)>;
527def : Pat<
528  (and (vector_extract (v16i8 V128:$vec), (i32 LaneIdx16:$idx)), (i32 0xff)),
529  (EXTRACT_LANE_v16i8_u V128:$vec, imm:$idx)>;
530def : Pat<
531  (sext_inreg (vector_extract (v8i16 V128:$vec), (i32 LaneIdx8:$idx)), i16),
532  (EXTRACT_LANE_v8i16_s V128:$vec, imm:$idx)>;
533def : Pat<
534  (and (vector_extract (v8i16 V128:$vec), (i32 LaneIdx8:$idx)), (i32 0xffff)),
535  (EXTRACT_LANE_v8i16_u V128:$vec, imm:$idx)>;
536
537// Replace lane value: replace_lane
538multiclass ReplaceLane<ValueType vec_t, string vec, ImmLeaf imm_t,
539                       WebAssemblyRegClass reg_t, ValueType lane_t,
540                       bits<32> simdop> {
541  defm REPLACE_LANE_#vec_t :
542      SIMD_I<(outs V128:$dst), (ins V128:$vec, vec_i8imm_op:$idx, reg_t:$x),
543             (outs), (ins vec_i8imm_op:$idx),
544             [(set V128:$dst, (vector_insert
545               (vec_t V128:$vec), (lane_t reg_t:$x), (i32 imm_t:$idx)))],
546             vec#".replace_lane\t$dst, $vec, $idx, $x",
547             vec#".replace_lane\t$idx", simdop>;
548}
549
550defm "" : ReplaceLane<v16i8, "i8x16", LaneIdx16, I32, i32, 23>;
551defm "" : ReplaceLane<v8i16, "i16x8", LaneIdx8, I32, i32, 26>;
552defm "" : ReplaceLane<v4i32, "i32x4", LaneIdx4, I32, i32, 28>;
553defm "" : ReplaceLane<v2i64, "i64x2", LaneIdx2, I64, i64, 30>;
554defm "" : ReplaceLane<v4f32, "f32x4", LaneIdx4, F32, f32, 32>;
555defm "" : ReplaceLane<v2f64, "f64x2", LaneIdx2, F64, f64, 34>;
556
557// Lower undef lane indices to zero
558def : Pat<(vector_insert (v16i8 V128:$vec), I32:$x, undef),
559          (REPLACE_LANE_v16i8 V128:$vec, 0, I32:$x)>;
560def : Pat<(vector_insert (v8i16 V128:$vec), I32:$x, undef),
561          (REPLACE_LANE_v8i16 V128:$vec, 0, I32:$x)>;
562def : Pat<(vector_insert (v4i32 V128:$vec), I32:$x, undef),
563          (REPLACE_LANE_v4i32 V128:$vec, 0, I32:$x)>;
564def : Pat<(vector_insert (v2i64 V128:$vec), I64:$x, undef),
565          (REPLACE_LANE_v2i64 V128:$vec, 0, I64:$x)>;
566def : Pat<(vector_insert (v4f32 V128:$vec), F32:$x, undef),
567          (REPLACE_LANE_v4f32 V128:$vec, 0, F32:$x)>;
568def : Pat<(vector_insert (v2f64 V128:$vec), F64:$x, undef),
569          (REPLACE_LANE_v2f64 V128:$vec, 0, F64:$x)>;
570
571//===----------------------------------------------------------------------===//
572// Comparisons
573//===----------------------------------------------------------------------===//
574
575multiclass SIMDCondition<ValueType vec_t, ValueType out_t, string vec,
576                         string name, CondCode cond, bits<32> simdop> {
577  defm _#vec_t :
578    SIMD_I<(outs V128:$dst), (ins V128:$lhs, V128:$rhs), (outs), (ins),
579           [(set (out_t V128:$dst),
580             (setcc (vec_t V128:$lhs), (vec_t V128:$rhs), cond)
581           )],
582           vec#"."#name#"\t$dst, $lhs, $rhs", vec#"."#name, simdop>;
583}
584
585multiclass SIMDConditionInt<string name, CondCode cond, bits<32> baseInst> {
586  defm "" : SIMDCondition<v16i8, v16i8, "i8x16", name, cond, baseInst>;
587  defm "" : SIMDCondition<v8i16, v8i16, "i16x8", name, cond,
588                          !add(baseInst, 10)>;
589  defm "" : SIMDCondition<v4i32, v4i32, "i32x4", name, cond,
590                          !add(baseInst, 20)>;
591}
592
593multiclass SIMDConditionFP<string name, CondCode cond, bits<32> baseInst> {
594  defm "" : SIMDCondition<v4f32, v4i32, "f32x4", name, cond, baseInst>;
595  defm "" : SIMDCondition<v2f64, v2i64, "f64x2", name, cond,
596                          !add(baseInst, 6)>;
597}
598
599// Equality: eq
600let isCommutable = 1 in {
601defm EQ : SIMDConditionInt<"eq", SETEQ, 35>;
602defm EQ : SIMDConditionFP<"eq", SETOEQ, 65>;
603} // isCommutable = 1
604
605// Non-equality: ne
606let isCommutable = 1 in {
607defm NE : SIMDConditionInt<"ne", SETNE, 36>;
608defm NE : SIMDConditionFP<"ne", SETUNE, 66>;
609} // isCommutable = 1
610
611// Less than: lt_s / lt_u / lt
612defm LT_S : SIMDConditionInt<"lt_s", SETLT, 37>;
613defm LT_U : SIMDConditionInt<"lt_u", SETULT, 38>;
614defm LT : SIMDConditionFP<"lt", SETOLT, 67>;
615
616// Greater than: gt_s / gt_u / gt
617defm GT_S : SIMDConditionInt<"gt_s", SETGT, 39>;
618defm GT_U : SIMDConditionInt<"gt_u", SETUGT, 40>;
619defm GT : SIMDConditionFP<"gt", SETOGT, 68>;
620
621// Less than or equal: le_s / le_u / le
622defm LE_S : SIMDConditionInt<"le_s", SETLE, 41>;
623defm LE_U : SIMDConditionInt<"le_u", SETULE, 42>;
624defm LE : SIMDConditionFP<"le", SETOLE, 69>;
625
626// Greater than or equal: ge_s / ge_u / ge
627defm GE_S : SIMDConditionInt<"ge_s", SETGE, 43>;
628defm GE_U : SIMDConditionInt<"ge_u", SETUGE, 44>;
629defm GE : SIMDConditionFP<"ge", SETOGE, 70>;
630
631// Lower float comparisons that don't care about NaN to standard WebAssembly
632// float comparisons. These instructions are generated with nnan and in the
633// target-independent expansion of unordered comparisons and ordered ne.
634foreach nodes = [[seteq, EQ_v4f32], [setne, NE_v4f32], [setlt, LT_v4f32],
635                 [setgt, GT_v4f32], [setle, LE_v4f32], [setge, GE_v4f32]] in
636def : Pat<(v4i32 (nodes[0] (v4f32 V128:$lhs), (v4f32 V128:$rhs))),
637          (v4i32 (nodes[1] (v4f32 V128:$lhs), (v4f32 V128:$rhs)))>;
638
639foreach nodes = [[seteq, EQ_v2f64], [setne, NE_v2f64], [setlt, LT_v2f64],
640                 [setgt, GT_v2f64], [setle, LE_v2f64], [setge, GE_v2f64]] in
641def : Pat<(v2i64 (nodes[0] (v2f64 V128:$lhs), (v2f64 V128:$rhs))),
642          (v2i64 (nodes[1] (v2f64 V128:$lhs), (v2f64 V128:$rhs)))>;
643
644
645//===----------------------------------------------------------------------===//
646// Bitwise operations
647//===----------------------------------------------------------------------===//
648
649multiclass SIMDBinary<ValueType vec_t, string vec, SDNode node, string name,
650                      bits<32> simdop> {
651  defm _#vec_t : SIMD_I<(outs V128:$dst), (ins V128:$lhs, V128:$rhs),
652                        (outs), (ins),
653                        [(set (vec_t V128:$dst),
654                          (node (vec_t V128:$lhs), (vec_t V128:$rhs))
655                        )],
656                        vec#"."#name#"\t$dst, $lhs, $rhs", vec#"."#name,
657                        simdop>;
658}
659
660multiclass SIMDBitwise<SDNode node, string name, bits<32> simdop> {
661  defm "" : SIMDBinary<v16i8, "v128", node, name, simdop>;
662  defm "" : SIMDBinary<v8i16, "v128", node, name, simdop>;
663  defm "" : SIMDBinary<v4i32, "v128", node, name, simdop>;
664  defm "" : SIMDBinary<v2i64, "v128", node, name, simdop>;
665}
666
667multiclass SIMDUnary<ValueType vec_t, string vec, SDNode node, string name,
668                     bits<32> simdop> {
669  defm _#vec_t : SIMD_I<(outs V128:$dst), (ins V128:$vec), (outs), (ins),
670                        [(set (vec_t V128:$dst),
671                          (vec_t (node (vec_t V128:$vec)))
672                        )],
673                        vec#"."#name#"\t$dst, $vec", vec#"."#name, simdop>;
674}
675
676// Bitwise logic: v128.not
677foreach vec_t = [v16i8, v8i16, v4i32, v2i64] in
678defm NOT: SIMDUnary<vec_t, "v128", vnot, "not", 77>;
679
680// Bitwise logic: v128.and / v128.or / v128.xor
681let isCommutable = 1 in {
682defm AND : SIMDBitwise<and, "and", 78>;
683defm OR : SIMDBitwise<or, "or", 80>;
684defm XOR : SIMDBitwise<xor, "xor", 81>;
685} // isCommutable = 1
686
687// Bitwise logic: v128.andnot
688def andnot : PatFrag<(ops node:$left, node:$right), (and $left, (vnot $right))>;
689defm ANDNOT : SIMDBitwise<andnot, "andnot", 79>;
690
691// Bitwise select: v128.bitselect
692foreach vec_t = [v16i8, v8i16, v4i32, v2i64, v4f32, v2f64] in
693  defm BITSELECT_#vec_t :
694    SIMD_I<(outs V128:$dst), (ins V128:$v1, V128:$v2, V128:$c), (outs), (ins),
695           [(set (vec_t V128:$dst),
696             (vec_t (int_wasm_bitselect
697               (vec_t V128:$v1), (vec_t V128:$v2), (vec_t V128:$c)
698             ))
699           )],
700           "v128.bitselect\t$dst, $v1, $v2, $c", "v128.bitselect", 82>;
701
702// Bitselect is equivalent to (c & v1) | (~c & v2)
703foreach vec_t = [v16i8, v8i16, v4i32, v2i64] in
704  def : Pat<(vec_t (or (and (vec_t V128:$c), (vec_t V128:$v1)),
705              (and (vnot V128:$c), (vec_t V128:$v2)))),
706            (!cast<Instruction>("BITSELECT_"#vec_t)
707              V128:$v1, V128:$v2, V128:$c)>;
708
709// Also implement vselect in terms of bitselect
710foreach types = [[v16i8, v16i8], [v8i16, v8i16], [v4i32, v4i32], [v2i64, v2i64],
711                 [v4f32, v4i32], [v2f64, v2i64]] in
712  def : Pat<(types[0] (vselect
713              (types[1] V128:$c), (types[0] V128:$v1), (types[0] V128:$v2)
714            )),
715            (!cast<Instruction>("BITSELECT_"#types[0])
716              V128:$v1, V128:$v2, V128:$c
717            )>;
718
719// MVP select on v128 values
720foreach vec_t = [v16i8, v8i16, v4i32, v2i64, v4f32, v2f64] in {
721defm SELECT_#vec_t : I<(outs V128:$dst), (ins V128:$lhs, V128:$rhs, I32:$cond),
722                    (outs), (ins),
723                    [(set V128:$dst,
724                       (select I32:$cond,
725                         (vec_t V128:$lhs), (vec_t V128:$rhs)
726                       )
727                    )],
728                    "v128.select\t$dst, $lhs, $rhs, $cond",
729                    "v128.select", 0x1b>;
730
731// ISD::SELECT requires its operand to conform to getBooleanContents, but
732// WebAssembly's select interprets any non-zero value as true, so we can fold
733// a setne with 0 into a select.
734def : Pat<(select
735            (i32 (setne I32:$cond, 0)), (vec_t V128:$lhs), (vec_t V128:$rhs)
736          ),
737          (!cast<Instruction>("SELECT_"#vec_t)
738            V128:$lhs, V128:$rhs, I32:$cond
739          )>;
740
741// And again, this time with seteq instead of setne and the arms reversed.
742def : Pat<(select
743            (i32 (seteq I32:$cond, 0)), (vec_t V128:$lhs), (vec_t V128:$rhs)
744          ),
745          (!cast<Instruction>("SELECT_"#vec_t)
746            V128:$rhs, V128:$lhs, I32:$cond
747          )>;
748} // foreach vec_t
749
750// Sign select
751multiclass SIMDSignSelect<ValueType vec_t, string vec, bits<32> simdop> {
752  defm SIGNSELECT_#vec_t :
753    SIMD_I<(outs V128:$dst), (ins V128:$v1, V128:$v2, V128:$c), (outs), (ins),
754           [(set (vec_t V128:$dst),
755             (vec_t (int_wasm_signselect
756               (vec_t V128:$v1), (vec_t V128:$v2), (vec_t V128:$c)
757             ))
758           )],
759           vec#".signselect\t$dst, $v1, $v2, $c", vec#".signselect", simdop>;
760}
761
762defm : SIMDSignSelect<v16i8, "i8x16", 125>;
763defm : SIMDSignSelect<v8i16, "i16x8", 126>;
764defm : SIMDSignSelect<v4i32, "i32x4", 127>;
765defm : SIMDSignSelect<v2i64, "i64x2", 148>;
766
767//===----------------------------------------------------------------------===//
768// Integer unary arithmetic
769//===----------------------------------------------------------------------===//
770
771multiclass SIMDUnaryInt<SDNode node, string name, bits<32> baseInst> {
772  defm "" : SIMDUnary<v16i8, "i8x16", node, name, baseInst>;
773  defm "" : SIMDUnary<v8i16, "i16x8", node, name, !add(baseInst, 32)>;
774  defm "" : SIMDUnary<v4i32, "i32x4", node, name, !add(baseInst, 64)>;
775  defm "" : SIMDUnary<v2i64, "i64x2", node, name, !add(baseInst, 96)>;
776}
777
778multiclass SIMDReduceVec<ValueType vec_t, string vec, SDNode op, string name,
779                         bits<32> simdop> {
780  defm _#vec_t : SIMD_I<(outs I32:$dst), (ins V128:$vec), (outs), (ins),
781                        [(set I32:$dst, (i32 (op (vec_t V128:$vec))))],
782                        vec#"."#name#"\t$dst, $vec", vec#"."#name, simdop>;
783}
784
785multiclass SIMDReduce<SDNode op, string name, bits<32> baseInst> {
786  defm "" : SIMDReduceVec<v16i8, "i8x16", op, name, baseInst>;
787  defm "" : SIMDReduceVec<v8i16, "i16x8", op, name, !add(baseInst, 32)>;
788  defm "" : SIMDReduceVec<v4i32, "i32x4", op, name, !add(baseInst, 64)>;
789  defm "" : SIMDReduceVec<v2i64, "i64x2", op, name, !add(baseInst, 96)>;
790}
791
792// Integer vector negation
793def ivneg : PatFrag<(ops node:$in), (sub immAllZerosV, node:$in)>;
794
795// Integer absolute value: abs
796defm ABS : SIMDUnaryInt<abs, "abs", 96>;
797
798// Integer negation: neg
799defm NEG : SIMDUnaryInt<ivneg, "neg", 97>;
800
801// Any lane true: any_true
802defm ANYTRUE : SIMDReduce<int_wasm_anytrue, "any_true", 98>;
803
804// All lanes true: all_true
805defm ALLTRUE : SIMDReduce<int_wasm_alltrue, "all_true", 99>;
806
807// Population count: popcnt
808defm POPCNT : SIMDUnary<v16i8, "i8x16", int_wasm_popcnt, "popcnt", 124>;
809
810// Reductions already return 0 or 1, so and 1, setne 0, and seteq 1
811// can be folded out
812foreach reduction =
813  [["int_wasm_anytrue", "ANYTRUE"], ["int_wasm_alltrue", "ALLTRUE"]] in
814foreach ty = [v16i8, v8i16, v4i32, v2i64] in {
815def : Pat<(i32 (and
816            (i32 (!cast<Intrinsic>(reduction[0]) (ty V128:$x))),
817            (i32 1)
818          )),
819          (i32 (!cast<NI>(reduction[1]#"_"#ty) (ty V128:$x)))>;
820def : Pat<(i32 (setne
821            (i32 (!cast<Intrinsic>(reduction[0]) (ty V128:$x))),
822            (i32 0)
823          )),
824          (i32 (!cast<NI>(reduction[1]#"_"#ty) (ty V128:$x)))>;
825def : Pat<(i32 (seteq
826            (i32 (!cast<Intrinsic>(reduction[0]) (ty V128:$x))),
827            (i32 1)
828          )),
829          (i32 (!cast<NI>(reduction[1]#"_"#ty) (ty V128:$x)))>;
830}
831
832multiclass SIMDBitmask<ValueType vec_t, string vec, bits<32> simdop> {
833  defm _#vec_t : SIMD_I<(outs I32:$dst), (ins V128:$vec), (outs), (ins),
834                         [(set I32:$dst,
835                           (i32 (int_wasm_bitmask (vec_t V128:$vec)))
836                         )],
837                         vec#".bitmask\t$dst, $vec", vec#".bitmask", simdop>;
838}
839
840defm BITMASK : SIMDBitmask<v16i8, "i8x16", 100>;
841defm BITMASK : SIMDBitmask<v8i16, "i16x8", 132>;
842defm BITMASK : SIMDBitmask<v4i32, "i32x4", 164>;
843
844//===----------------------------------------------------------------------===//
845// Bit shifts
846//===----------------------------------------------------------------------===//
847
848multiclass SIMDShift<ValueType vec_t, string vec, SDNode node, string name,
849                     bits<32> simdop> {
850  defm _#vec_t : SIMD_I<(outs V128:$dst), (ins V128:$vec, I32:$x),
851                        (outs), (ins),
852                        [(set (vec_t V128:$dst), (node V128:$vec, I32:$x))],
853                        vec#"."#name#"\t$dst, $vec, $x", vec#"."#name, simdop>;
854}
855
856multiclass SIMDShiftInt<SDNode node, string name, bits<32> baseInst> {
857  defm "" : SIMDShift<v16i8, "i8x16", node, name, baseInst>;
858  defm "" : SIMDShift<v8i16, "i16x8", node, name, !add(baseInst, 32)>;
859  defm "" : SIMDShift<v4i32, "i32x4", node, name, !add(baseInst, 64)>;
860  defm "" : SIMDShift<v2i64, "i64x2", node, name, !add(baseInst, 96)>;
861}
862
863// WebAssembly SIMD shifts are nonstandard in that the shift amount is
864// an i32 rather than a vector, so they need custom nodes.
865def wasm_shift_t : SDTypeProfile<1, 2,
866  [SDTCisVec<0>, SDTCisSameAs<0, 1>, SDTCisVT<2, i32>]
867>;
868def wasm_shl : SDNode<"WebAssemblyISD::VEC_SHL", wasm_shift_t>;
869def wasm_shr_s : SDNode<"WebAssemblyISD::VEC_SHR_S", wasm_shift_t>;
870def wasm_shr_u : SDNode<"WebAssemblyISD::VEC_SHR_U", wasm_shift_t>;
871
872// Left shift by scalar: shl
873defm SHL : SIMDShiftInt<wasm_shl, "shl", 107>;
874
875// Right shift by scalar: shr_s / shr_u
876defm SHR_S : SIMDShiftInt<wasm_shr_s, "shr_s", 108>;
877defm SHR_U : SIMDShiftInt<wasm_shr_u, "shr_u", 109>;
878
879//===----------------------------------------------------------------------===//
880// Integer binary arithmetic
881//===----------------------------------------------------------------------===//
882
883multiclass SIMDBinaryIntNoI8x16<SDNode node, string name, bits<32> baseInst> {
884  defm "" : SIMDBinary<v8i16, "i16x8", node, name, !add(baseInst, 32)>;
885  defm "" : SIMDBinary<v4i32, "i32x4", node, name, !add(baseInst, 64)>;
886  defm "" : SIMDBinary<v2i64, "i64x2", node, name, !add(baseInst, 96)>;
887}
888
889multiclass SIMDBinaryIntSmall<SDNode node, string name, bits<32> baseInst> {
890  defm "" : SIMDBinary<v16i8, "i8x16", node, name, baseInst>;
891  defm "" : SIMDBinary<v8i16, "i16x8", node, name, !add(baseInst, 32)>;
892}
893
894multiclass SIMDBinaryIntNoI64x2<SDNode node, string name, bits<32> baseInst> {
895  defm "" : SIMDBinaryIntSmall<node, name, baseInst>;
896  defm "" : SIMDBinary<v4i32, "i32x4", node, name, !add(baseInst, 64)>;
897}
898
899multiclass SIMDBinaryInt<SDNode node, string name, bits<32> baseInst> {
900  defm "" : SIMDBinaryIntNoI64x2<node, name, baseInst>;
901  defm "" : SIMDBinary<v2i64, "i64x2", node, name, !add(baseInst, 96)>;
902}
903
904// Integer addition: add / add_saturate_s / add_saturate_u
905let isCommutable = 1 in {
906defm ADD : SIMDBinaryInt<add, "add", 110>;
907defm ADD_SAT_S : SIMDBinaryIntSmall<saddsat, "add_saturate_s", 111>;
908defm ADD_SAT_U : SIMDBinaryIntSmall<uaddsat, "add_saturate_u", 112>;
909} // isCommutable = 1
910
911// Integer subtraction: sub / sub_saturate_s / sub_saturate_u
912defm SUB : SIMDBinaryInt<sub, "sub", 113>;
913defm SUB_SAT_S :
914  SIMDBinaryIntSmall<int_wasm_sub_saturate_signed, "sub_saturate_s", 114>;
915defm SUB_SAT_U :
916  SIMDBinaryIntSmall<int_wasm_sub_saturate_unsigned, "sub_saturate_u", 115>;
917
918// Integer multiplication: mul
919let isCommutable = 1 in
920defm MUL : SIMDBinaryIntNoI8x16<mul, "mul", 117>;
921
922// Integer min_s / min_u / max_s / max_u
923let isCommutable = 1 in {
924defm MIN_S : SIMDBinaryIntNoI64x2<smin, "min_s", 118>;
925defm MIN_U : SIMDBinaryIntNoI64x2<umin, "min_u", 119>;
926defm MAX_S : SIMDBinaryIntNoI64x2<smax, "max_s", 120>;
927defm MAX_U : SIMDBinaryIntNoI64x2<umax, "max_u", 121>;
928} // isCommutable = 1
929
930// Integer unsigned rounding average: avgr_u
931let isCommutable = 1 in {
932defm AVGR_U : SIMDBinary<v16i8, "i8x16", int_wasm_avgr_unsigned, "avgr_u", 123>;
933defm AVGR_U : SIMDBinary<v8i16, "i16x8", int_wasm_avgr_unsigned, "avgr_u", 155>;
934}
935
936def add_nuw : PatFrag<(ops node:$lhs, node:$rhs),
937                      (add node:$lhs, node:$rhs),
938                      "return N->getFlags().hasNoUnsignedWrap();">;
939
940foreach nodes = [[v16i8, splat16], [v8i16, splat8]] in
941def : Pat<(wasm_shr_u
942            (add_nuw
943              (add_nuw (nodes[0] V128:$lhs), (nodes[0] V128:$rhs)),
944              (nodes[1] (i32 1))
945            ),
946            (i32 1)
947          ),
948          (!cast<NI>("AVGR_U_"#nodes[0]) V128:$lhs, V128:$rhs)>;
949
950// Widening dot product: i32x4.dot_i16x8_s
951let isCommutable = 1 in
952defm DOT : SIMD_I<(outs V128:$dst), (ins V128:$lhs, V128:$rhs), (outs), (ins),
953                  [(set V128:$dst, (int_wasm_dot V128:$lhs, V128:$rhs))],
954                  "i32x4.dot_i16x8_s\t$dst, $lhs, $rhs", "i32x4.dot_i16x8_s",
955                  186>;
956
957// Extending multiplication: extmul_{low,high}_P, extmul_high
958multiclass SIMDExtBinary<ValueType vec_t, ValueType arg_t, string vec,
959                         SDNode node, string name, bits<32> simdop> {
960  defm _#vec_t : SIMD_I<(outs V128:$dst), (ins V128:$lhs, V128:$rhs),
961                        (outs), (ins),
962                        [(set (vec_t V128:$dst),
963                          (node (arg_t V128:$lhs), (arg_t V128:$rhs))
964                        )],
965                        vec#"."#name#"\t$dst, $lhs, $rhs", vec#"."#name,
966                        simdop>;
967}
968
969defm EXTMUL_LOW_S :
970  SIMDExtBinary<v8i16, v16i8, "i16x8", int_wasm_extmul_low_signed,
971                "extmul_low_i8x16_s", 154>;
972defm EXTMUL_HIGH_S :
973  SIMDExtBinary<v8i16, v16i8, "i16x8", int_wasm_extmul_high_signed,
974                "extmul_high_i8x16_s", 157>;
975defm EXTMUL_LOW_U :
976  SIMDExtBinary<v8i16, v16i8, "i16x8", int_wasm_extmul_low_unsigned,
977                "extmul_low_i8x16_u", 158>;
978defm EXTMUL_HIGH_U :
979  SIMDExtBinary<v8i16, v16i8, "i16x8", int_wasm_extmul_high_unsigned,
980                "extmul_high_i8x16_u", 159>;
981
982defm EXTMUL_LOW_S :
983  SIMDExtBinary<v4i32, v8i16, "i32x4", int_wasm_extmul_low_signed,
984                "extmul_low_i16x8_s", 187>;
985defm EXTMUL_HIGH_S :
986  SIMDExtBinary<v4i32, v8i16, "i32x4", int_wasm_extmul_high_signed,
987                "extmul_high_i16x8_s", 189>;
988defm EXTMUL_LOW_U :
989  SIMDExtBinary<v4i32, v8i16, "i32x4", int_wasm_extmul_low_unsigned,
990                "extmul_low_i16x8_u", 190>;
991defm EXTMUL_HIGH_U :
992  SIMDExtBinary<v4i32, v8i16, "i32x4", int_wasm_extmul_high_unsigned,
993                "extmul_high_i16x8_u", 191>;
994
995defm EXTMUL_LOW_S :
996  SIMDExtBinary<v2i64, v4i32, "i64x2", int_wasm_extmul_low_signed,
997                "extmul_low_i32x4_s", 210>;
998defm EXTMUL_HIGH_S :
999  SIMDExtBinary<v2i64, v4i32, "i64x2", int_wasm_extmul_high_signed,
1000                "extmul_high_i32x4_s", 211>;
1001defm EXTMUL_LOW_U :
1002  SIMDExtBinary<v2i64, v4i32, "i64x2", int_wasm_extmul_low_unsigned,
1003               "extmul_low_i32x4_u", 214>;
1004defm EXTMUL_HIGH_U :
1005  SIMDExtBinary<v2i64, v4i32, "i64x2", int_wasm_extmul_high_unsigned,
1006                "extmul_high_i32x4_u", 215>;
1007
1008//===----------------------------------------------------------------------===//
1009// Floating-point unary arithmetic
1010//===----------------------------------------------------------------------===//
1011
1012multiclass SIMDUnaryFP<SDNode node, string name, bits<32> baseInst> {
1013  defm "" : SIMDUnary<v4f32, "f32x4", node, name, baseInst>;
1014  defm "" : SIMDUnary<v2f64, "f64x2", node, name, !add(baseInst, 12)>;
1015}
1016
1017// Absolute value: abs
1018defm ABS : SIMDUnaryFP<fabs, "abs", 224>;
1019
1020// Negation: neg
1021defm NEG : SIMDUnaryFP<fneg, "neg", 225>;
1022
1023// Square root: sqrt
1024defm SQRT : SIMDUnaryFP<fsqrt, "sqrt", 227>;
1025
1026// Rounding: ceil, floor, trunc, nearest
1027defm CEIL : SIMDUnary<v4f32, "f32x4", int_wasm_ceil, "ceil", 216>;
1028defm FLOOR : SIMDUnary<v4f32, "f32x4", int_wasm_floor, "floor", 217>;
1029defm TRUNC: SIMDUnary<v4f32, "f32x4", int_wasm_trunc, "trunc", 218>;
1030defm NEAREST: SIMDUnary<v4f32, "f32x4", int_wasm_nearest, "nearest", 219>;
1031defm CEIL : SIMDUnary<v2f64, "f64x2", int_wasm_ceil, "ceil", 220>;
1032defm FLOOR : SIMDUnary<v2f64, "f64x2", int_wasm_floor, "floor", 221>;
1033defm TRUNC: SIMDUnary<v2f64, "f64x2", int_wasm_trunc, "trunc", 222>;
1034defm NEAREST: SIMDUnary<v2f64, "f64x2", int_wasm_nearest, "nearest", 223>;
1035
1036//===----------------------------------------------------------------------===//
1037// Floating-point binary arithmetic
1038//===----------------------------------------------------------------------===//
1039
1040multiclass SIMDBinaryFP<SDNode node, string name, bits<32> baseInst> {
1041  defm "" : SIMDBinary<v4f32, "f32x4", node, name, baseInst>;
1042  defm "" : SIMDBinary<v2f64, "f64x2", node, name, !add(baseInst, 12)>;
1043}
1044
1045// Addition: add
1046let isCommutable = 1 in
1047defm ADD : SIMDBinaryFP<fadd, "add", 228>;
1048
1049// Subtraction: sub
1050defm SUB : SIMDBinaryFP<fsub, "sub", 229>;
1051
1052// Multiplication: mul
1053let isCommutable = 1 in
1054defm MUL : SIMDBinaryFP<fmul, "mul", 230>;
1055
1056// Division: div
1057defm DIV : SIMDBinaryFP<fdiv, "div", 231>;
1058
1059// NaN-propagating minimum: min
1060defm MIN : SIMDBinaryFP<fminimum, "min", 232>;
1061
1062// NaN-propagating maximum: max
1063defm MAX : SIMDBinaryFP<fmaximum, "max", 233>;
1064
1065// Pseudo-minimum: pmin
1066defm PMIN : SIMDBinaryFP<int_wasm_pmin, "pmin", 234>;
1067
1068// Pseudo-maximum: pmax
1069defm PMAX : SIMDBinaryFP<int_wasm_pmax, "pmax", 235>;
1070
1071//===----------------------------------------------------------------------===//
1072// Conversions
1073//===----------------------------------------------------------------------===//
1074
1075multiclass SIMDConvert<ValueType vec_t, ValueType arg_t, SDNode op,
1076                       string name, bits<32> simdop> {
1077  defm op#_#vec_t#_#arg_t :
1078    SIMD_I<(outs V128:$dst), (ins V128:$vec), (outs), (ins),
1079           [(set (vec_t V128:$dst), (vec_t (op (arg_t V128:$vec))))],
1080           name#"\t$dst, $vec", name, simdop>;
1081}
1082
1083// Floating point to integer with saturation: trunc_sat
1084defm "" : SIMDConvert<v4i32, v4f32, fp_to_sint, "i32x4.trunc_sat_f32x4_s", 248>;
1085defm "" : SIMDConvert<v4i32, v4f32, fp_to_uint, "i32x4.trunc_sat_f32x4_u", 249>;
1086
1087// Integer to floating point: convert
1088defm "" : SIMDConvert<v4f32, v4i32, sint_to_fp, "f32x4.convert_i32x4_s", 250>;
1089defm "" : SIMDConvert<v4f32, v4i32, uint_to_fp, "f32x4.convert_i32x4_u", 251>;
1090
1091// Lower llvm.wasm.trunc.saturate.* to saturating instructions
1092def : Pat<(v4i32 (int_wasm_trunc_saturate_signed (v4f32 V128:$src))),
1093          (fp_to_sint_v4i32_v4f32 (v4f32 V128:$src))>;
1094def : Pat<(v4i32 (int_wasm_trunc_saturate_unsigned (v4f32 V128:$src))),
1095          (fp_to_uint_v4i32_v4f32 (v4f32 V128:$src))>;
1096
1097// Widening operations
1098def widen_t : SDTypeProfile<1, 1, [SDTCisVec<0>, SDTCisVec<1>]>;
1099def widen_low_s : SDNode<"WebAssemblyISD::WIDEN_LOW_S", widen_t>;
1100def widen_high_s : SDNode<"WebAssemblyISD::WIDEN_HIGH_S", widen_t>;
1101def widen_low_u : SDNode<"WebAssemblyISD::WIDEN_LOW_U", widen_t>;
1102def widen_high_u : SDNode<"WebAssemblyISD::WIDEN_HIGH_U", widen_t>;
1103
1104multiclass SIMDWiden<ValueType vec_t, string vec, ValueType arg_t, string arg,
1105                     bits<32> baseInst> {
1106  defm "" : SIMDConvert<vec_t, arg_t, widen_low_s,
1107                        vec#".widen_low_"#arg#"_s", baseInst>;
1108  defm "" : SIMDConvert<vec_t, arg_t, widen_high_s,
1109                        vec#".widen_high_"#arg#"_s", !add(baseInst, 1)>;
1110  defm "" : SIMDConvert<vec_t, arg_t, widen_low_u,
1111                        vec#".widen_low_"#arg#"_u", !add(baseInst, 2)>;
1112  defm "" : SIMDConvert<vec_t, arg_t, widen_high_u,
1113                        vec#".widen_high_"#arg#"_u", !add(baseInst, 3)>;
1114}
1115
1116defm "" : SIMDWiden<v8i16, "i16x8", v16i8, "i8x16", 135>;
1117defm "" : SIMDWiden<v4i32, "i32x4", v8i16, "i16x8", 167>;
1118
1119// Narrowing operations
1120multiclass SIMDNarrow<ValueType vec_t, string vec, ValueType arg_t, string arg,
1121                      bits<32> baseInst> {
1122  defm NARROW_S_#vec_t :
1123    SIMD_I<(outs V128:$dst), (ins V128:$low, V128:$high), (outs), (ins),
1124           [(set (vec_t V128:$dst), (vec_t (int_wasm_narrow_signed
1125             (arg_t V128:$low), (arg_t V128:$high))))],
1126           vec#".narrow_"#arg#"_s\t$dst, $low, $high", vec#".narrow_"#arg#"_s",
1127           baseInst>;
1128  defm NARROW_U_#vec_t :
1129    SIMD_I<(outs V128:$dst), (ins V128:$low, V128:$high), (outs), (ins),
1130           [(set (vec_t V128:$dst), (vec_t (int_wasm_narrow_unsigned
1131             (arg_t V128:$low), (arg_t V128:$high))))],
1132           vec#".narrow_"#arg#"_u\t$dst, $low, $high", vec#".narrow_"#arg#"_u",
1133           !add(baseInst, 1)>;
1134}
1135
1136defm "" : SIMDNarrow<v16i8, "i8x16", v8i16, "i16x8", 101>;
1137defm "" : SIMDNarrow<v8i16, "i16x8", v4i32, "i32x4", 133>;
1138
1139// Use narrowing operations for truncating stores. Since the narrowing
1140// operations are saturating instead of truncating, we need to mask
1141// the stored values first.
1142// TODO: Use consts instead of splats
1143def store_v8i8_trunc_v8i16 :
1144  OutPatFrag<(ops node:$val),
1145             (EXTRACT_LANE_v2i64
1146               (NARROW_U_v16i8
1147                 (AND_v4i32 (SPLAT_v4i32 (CONST_I32 0x00ff00ff)), node:$val),
1148                 node:$val // Unused input
1149               ),
1150               0
1151             )>;
1152
1153def store_v4i16_trunc_v4i32 :
1154  OutPatFrag<(ops node:$val),
1155             (EXTRACT_LANE_v2i64
1156               (NARROW_U_v8i16
1157                 (AND_v4i32 (SPLAT_v4i32 (CONST_I32 0x0000ffff)), node:$val),
1158                 node:$val // Unused input
1159               ),
1160               0
1161             )>;
1162
1163// Store patterns adapted from WebAssemblyInstrMemory.td
1164multiclass NarrowingStorePatNoOffset<ValueType ty, PatFrag node,
1165                                     OutPatFrag out> {
1166  def : Pat<(node ty:$val, I32:$addr),
1167            (STORE_I64_A32 0, 0, I32:$addr, (i64 (out ty:$val)))>,
1168        Requires<[HasAddr32]>;
1169  def : Pat<(node ty:$val, I64:$addr),
1170            (STORE_I64_A64 0, 0, I64:$addr, (i64 (out ty:$val)))>,
1171        Requires<[HasAddr64]>;
1172}
1173
1174defm : NarrowingStorePatNoOffset<v8i16, truncstorevi8, store_v8i8_trunc_v8i16>;
1175defm : NarrowingStorePatNoOffset<v4i32, truncstorevi16,
1176                                 store_v4i16_trunc_v4i32>;
1177
1178multiclass NarrowingStorePatImmOff<ValueType ty, PatFrag kind,
1179                                   PatFrag operand, OutPatFrag out> {
1180  def : Pat<(kind ty:$val, (operand I32:$addr, imm:$off)),
1181            (STORE_I64_A32 0, imm:$off, I32:$addr, (i64 (out ty:$val)))>,
1182        Requires<[HasAddr32]>;
1183  def : Pat<(kind ty:$val, (operand I64:$addr, imm:$off)),
1184            (STORE_I64_A64 0, imm:$off, I64:$addr, (i64 (out ty:$val)))>,
1185        Requires<[HasAddr64]>;
1186}
1187
1188defm : NarrowingStorePatImmOff<v8i16, truncstorevi8, regPlusImm,
1189                               store_v8i8_trunc_v8i16>;
1190defm : NarrowingStorePatImmOff<v4i32, truncstorevi16, regPlusImm,
1191                               store_v4i16_trunc_v4i32>;
1192defm : NarrowingStorePatImmOff<v8i16, truncstorevi8, or_is_add,
1193                               store_v8i8_trunc_v8i16>;
1194defm : NarrowingStorePatImmOff<v4i32, truncstorevi16, or_is_add,
1195                               store_v4i16_trunc_v4i32>;
1196
1197multiclass NarrowingStorePatOffsetOnly<ValueType ty, PatFrag kind,
1198                                       OutPatFrag out> {
1199  def : Pat<(kind ty:$val, imm:$off),
1200            (STORE_I64_A32 0, imm:$off, (CONST_I32 0), (i64 (out ty:$val)))>,
1201        Requires<[HasAddr32]>;
1202  def : Pat<(kind ty:$val, imm:$off),
1203            (STORE_I64_A64 0, imm:$off, (CONST_I64 0), (i64 (out ty:$val)))>,
1204        Requires<[HasAddr64]>;
1205}
1206
1207defm : NarrowingStorePatOffsetOnly<v8i16, truncstorevi8,
1208                                   store_v8i8_trunc_v8i16>;
1209defm : NarrowingStorePatOffsetOnly<v4i32, truncstorevi16,
1210                                   store_v4i16_trunc_v4i32>;
1211
1212multiclass NarrowingStorePatGlobalAddrOffOnly<ValueType ty, PatFrag kind,
1213                                              OutPatFrag out> {
1214  def : Pat<(kind ty:$val, (WebAssemblywrapper tglobaladdr:$off)),
1215            (STORE_I64_A32
1216              0, tglobaladdr:$off, (CONST_I32 0), (i64 (out ty:$val)))>,
1217        Requires<[IsNotPIC, HasAddr32]>;
1218  def : Pat<(kind ty:$val, (WebAssemblywrapper tglobaladdr:$off)),
1219            (STORE_I64_A64
1220              0, tglobaladdr:$off, (CONST_I64 0), (i64 (out ty:$val)))>,
1221        Requires<[IsNotPIC, HasAddr64]>;
1222}
1223
1224defm : NarrowingStorePatGlobalAddrOffOnly<v8i16, truncstorevi8,
1225                                          store_v8i8_trunc_v8i16>;
1226defm : NarrowingStorePatGlobalAddrOffOnly<v4i32, truncstorevi16,
1227                                          store_v4i16_trunc_v4i32>;
1228
1229// Bitcasts are nops
1230// Matching bitcast t1 to t1 causes strange errors, so avoid repeating types
1231foreach t1 = [v16i8, v8i16, v4i32, v2i64, v4f32, v2f64] in
1232foreach t2 = !foldl(
1233  []<ValueType>, [v16i8, v8i16, v4i32, v2i64, v4f32, v2f64],
1234  acc, cur, !if(!eq(!cast<string>(t1), !cast<string>(cur)),
1235    acc, !listconcat(acc, [cur])
1236  )
1237) in
1238def : Pat<(t1 (bitconvert (t2 V128:$v))), (t1 V128:$v)>;
1239
1240//===----------------------------------------------------------------------===//
1241// Quasi-Fused Multiply- Add and Subtract (QFMA/QFMS)
1242//===----------------------------------------------------------------------===//
1243
1244multiclass SIMDQFM<ValueType vec_t, string vec, bits<32> simdopA,
1245                   bits<32> simdopS> {
1246  defm QFMA_#vec_t :
1247    SIMD_I<(outs V128:$dst), (ins V128:$a, V128:$b, V128:$c),
1248           (outs), (ins),
1249           [(set (vec_t V128:$dst),
1250             (int_wasm_qfma (vec_t V128:$a), (vec_t V128:$b), (vec_t V128:$c)))],
1251           vec#".qfma\t$dst, $a, $b, $c", vec#".qfma", simdopA>;
1252  defm QFMS_#vec_t :
1253    SIMD_I<(outs V128:$dst), (ins V128:$a, V128:$b, V128:$c),
1254           (outs), (ins),
1255           [(set (vec_t V128:$dst),
1256             (int_wasm_qfms (vec_t V128:$a), (vec_t V128:$b), (vec_t V128:$c)))],
1257           vec#".qfms\t$dst, $a, $b, $c", vec#".qfms", simdopS>;
1258}
1259
1260defm "" : SIMDQFM<v4f32, "f32x4", 180, 212>;
1261defm "" : SIMDQFM<v2f64, "f64x2", 254, 255>;
1262
1263//===----------------------------------------------------------------------===//
1264// Saturating Rounding Q-Format Multiplication
1265//===----------------------------------------------------------------------===//
1266
1267defm Q15MULR_SAT_S :
1268  SIMDBinary<v8i16, "i16x8", int_wasm_q15mulr_saturate_signed, "q15mulr_sat_s",
1269             156>;
1270