[WASM SIMD] Implement primitive shuffles.

test/cctest/test-macro-assembler-arm.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 387 matching lines @@
     }
     for (int i = 0; i < 8; i++) {
       CHECK_EQ(-i, t.i16x8_high[i]);
     }
     for (int i = 0; i < 16; i++) {
       CHECK_EQ(-i, t.i8x16_high[i]);
     }
   }
 }
 
-#define CHECK_EQ_32X4(field, v0, v1, v2, v3) \
-  CHECK_EQ(v0, t.field[0]);                  \
-  CHECK_EQ(v1, t.field[1]);                  \
-  CHECK_EQ(v2, t.field[2]);                  \
-  CHECK_EQ(v3, t.field[3]);
-
-TEST(Swizzle) {
-  if (!CpuFeatures::IsSupported(NEON)) return;
-
-  // Allocate an executable page of memory.
-  size_t actual_size;
-  byte* buffer = static_cast<byte*>(v8::base::OS::Allocate(
-      Assembler::kMinimalBufferSize, &actual_size, true));
-  CHECK(buffer);
-  Isolate* isolate = CcTest::i_isolate();
-  HandleScope handles(isolate);
-  MacroAssembler assembler(isolate, buffer, static_cast<int>(actual_size),
-                           v8::internal::CodeObjectRequired::kYes);
-  MacroAssembler* masm = &assembler;  // Create a pointer for the __ macro.
-
-  typedef struct {
-    int32_t _32x4_3210[4];  // identity
-    int32_t _32x4_1032[4];  // high / low swap
-    int32_t _32x4_0000[4];  // vdup's
-    int32_t _32x4_1111[4];
-    int32_t _32x4_2222[4];
-    int32_t _32x4_3333[4];
-    int32_t _32x4_2103[4];           // rotate left
-    int32_t _32x4_0321[4];           // rotate right
-    int32_t _32x4_1132[4];           // irregular
-    int32_t _32x4_1132_in_place[4];  // irregular, in-place
-  } T;
-  T t;
-
-  __ stm(db_w, sp, r4.bit() | r5.bit() | r6.bit() | r7.bit() | lr.bit());
-
-  const Register kScratch = r5;
-
-  // Make test vector [0, 1, 2, 3]
-  __ veor(q1, q1, q1);  // Zero
-  for (int i = 0; i < 4; i++) {
-    __ mov(r4, Operand(i));
-    __ ReplaceLane(q1, q1, r4, NeonS32, i);
-  }
-  __ Swizzle(q0, q1, kScratch, Neon32, 0x3210);
-  __ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_3210))));
-  __ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
-
-  __ Swizzle(q0, q1, kScratch, Neon32, 0x1032);
-  __ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_1032))));
-  __ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
-
-  __ Swizzle(q0, q1, kScratch, Neon32, 0x0000);
-  __ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_0000))));
-  __ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
-
-  __ Swizzle(q0, q1, kScratch, Neon32, 0x1111);
-  __ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_1111))));
-  __ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
-
-  __ Swizzle(q0, q1, kScratch, Neon32, 0x2222);
-  __ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_2222))));
-  __ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
-
-  __ Swizzle(q0, q1, kScratch, Neon32, 0x3333);
-  __ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_3333))));
-  __ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
-
-  __ Swizzle(q0, q1, kScratch, Neon32, 0x2103);
-  __ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_2103))));
-  __ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
-
-  __ Swizzle(q0, q1, kScratch, Neon32, 0x0321);
-  __ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_0321))));
-  __ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
-
-  __ Swizzle(q0, q1, kScratch, Neon32, 0x1132);
-  __ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_1132))));
-  __ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
-
-  __ vmov(q0, q1);
-  __ Swizzle(q0, q0, kScratch, Neon32, 0x1132);
-  __ add(r4, r0,
-         Operand(static_cast<int32_t>(offsetof(T, _32x4_1132_in_place))));
-  __ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
-
-  __ ldm(ia_w, sp, r4.bit() | r5.bit() | r6.bit() | r7.bit() | pc.bit());
-
-  CodeDesc desc;
-  masm->GetCode(&desc);
-  Handle<Code> code = isolate->factory()->NewCode(
-      desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
-#ifdef DEBUG
-  OFStream os(stdout);
-  code->Print(os);
-#endif
-  F3 f = FUNCTION_CAST<F3>(code->entry());
-  Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0, 0, 0, 0);
-  USE(dummy);
-  CHECK_EQ_32X4(_32x4_3210, 0, 1, 2, 3);
-  CHECK_EQ_32X4(_32x4_1032, 2, 3, 0, 1);
-  CHECK_EQ_32X4(_32x4_0000, 0, 0, 0, 0);
-  CHECK_EQ_32X4(_32x4_1111, 1, 1, 1, 1);
-  CHECK_EQ_32X4(_32x4_2222, 2, 2, 2, 2);
-  CHECK_EQ_32X4(_32x4_3333, 3, 3, 3, 3);
-  CHECK_EQ_32X4(_32x4_2103, 3, 0, 1, 2);
-  CHECK_EQ_32X4(_32x4_0321, 1, 2, 3, 0);
-  CHECK_EQ_32X4(_32x4_1132, 2, 3, 1, 1);
-  CHECK_EQ_32X4(_32x4_1132_in_place, 2, 3, 1, 1);
-}
-
 #undef __