MIPS[64]: Support for some SIMD operations (4)

src/compiler/mips64/code-generator-mips64.cc

Index: src/compiler/mips64/code-generator-mips64.cc
diff --git a/src/compiler/mips64/code-generator-mips64.cc b/src/compiler/mips64/code-generator-mips64.cc
index 4f1c59869e5cb7ebc6cf984a9b34b199ad8530dd..a67659ed483c4928f60a089c1e60505a134eba0b 100644
--- a/src/compiler/mips64/code-generator-mips64.cc
+++ b/src/compiler/mips64/code-generator-mips64.cc
@@ -1932,6 +1932,113 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
       __ Assert(eq, static_cast<BailoutReason>(i.InputOperand(2).immediate()),
                 i.InputRegister(0), Operand(i.InputRegister(1)));
       break;
+    case kMips64Float32x4Abs: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      __ bclri_w(i.OutputSimd128Register(), i.InputSimd128Register(0), 31);
+      break;
+    }
+    case kMips64Float32x4Neg: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      __ bnegi_w(i.OutputSimd128Register(), i.InputSimd128Register(0), 31);
+      break;
+    }
+    case kMips64Float32x4RecipApprox: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      __ frcp_w(i.OutputSimd128Register(), i.InputSimd128Register(0));
+      break;
+    }
+    case kMips64Float32x4RecipRefine: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      Simd128Register dst = i.OutputSimd128Register();
+      // Emulate with 2.0f - a * b
+      __ ldi_w(kSimd128ScratchReg, 2);
+      __ ffint_u_w(kSimd128ScratchReg, kSimd128ScratchReg);
+      __ fmul_w(dst, i.InputSimd128Register(0), i.InputSimd128Register(1));
+      __ fsub_w(dst, kSimd128ScratchReg, dst);
+      break;
+    }
+    case kMips64Float32x4RecipSqrtApprox: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      __ frsqrt_w(i.OutputSimd128Register(), i.InputSimd128Register(0));
+      break;
+    }
+    case kMips64Float32x4RecipSqrtRefine: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      Simd128Register dst = i.OutputSimd128Register();
+      // Emulate with (3.0f - a * b) * 0.5f;
+      __ ldi_w(kSimd128ScratchReg, 3);
+      __ ffint_u_w(kSimd128ScratchReg, kSimd128ScratchReg);
+      __ fmul_w(dst, i.InputSimd128Register(0), i.InputSimd128Register(1));
+      __ fsub_w(dst, kSimd128ScratchReg, dst);
+      __ ldi_w(kSimd128ScratchReg, 0x3f);
+      __ slli_w(kSimd128ScratchReg, kSimd128ScratchReg, 24);
+      __ fmul_w(dst, dst, kSimd128ScratchReg);
+      break;
+    }
+    case kMips64Float32x4Add: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      __ fadd_w(i.OutputSimd128Register(), i.InputSimd128Register(0),
+                i.InputSimd128Register(1));
+      break;
+    }
+    case kMips64Float32x4Sub: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      __ fsub_w(i.OutputSimd128Register(), i.InputSimd128Register(0),
+                i.InputSimd128Register(1));
+      break;
+    }
+    case kMips64Float32x4Mul: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      __ fmul_w(i.OutputSimd128Register(), i.InputSimd128Register(0),
+                i.InputSimd128Register(1));
+      break;
+    }
+    case kMips64Float32x4Max: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      __ fmax_w(i.OutputSimd128Register(), i.InputSimd128Register(0),
+                i.InputSimd128Register(1));
+      break;
+    }
+    case kMips64Float32x4Min: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      __ fmin_w(i.OutputSimd128Register(), i.InputSimd128Register(0),
+                i.InputSimd128Register(1));
+      break;
+    }
+    case kMips64Float32xEqual: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      __ fceq_w(i.OutputSimd128Register(), i.InputSimd128Register(0),
+                i.InputSimd128Register(1));
+      break;
+    }
+    case kMips64Float32x4NotEqual: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      __ fcne_w(i.OutputSimd128Register(), i.InputSimd128Register(0),
+                i.InputSimd128Register(1));
+      break;
+    }
+    case kMips64Float32xLessThan: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      __ fclt_w(i.OutputSimd128Register(), i.InputSimd128Register(0),
+                i.InputSimd128Register(1));
+      break;
+    }
+    case kMips64Float32xLessThanOrEqual: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      __ fcle_w(i.OutputSimd128Register(), i.InputSimd128Register(0),
+                i.InputSimd128Register(1));
+      break;
+    }
+    case kMips64Int32x4FromFloat32x4: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      __ ftrunc_s_w(i.OutputSimd128Register(), i.InputSimd128Register(0));
+      break;
+    }
+    case kMips64Uint32x4FromFloat32x4: {
+      CpuFeatureScope msa_scope(masm(), MIPS_SIMD);
+      __ ftrunc_u_w(i.OutputSimd128Register(), i.InputSimd128Register(0));
+      break;
+    }
   }
   return kSuccess;
 }  // NOLINT(readability/fn_size)