1 files changed, 63 insertions, 0 deletions
diff --git a/deps/v8/src/codegen/ppc/reglist-ppc.h b/deps/v8/src/codegen/ppc/reglist-ppc.h
new file mode 100644
index 0000000000..7d3d88941b
--- /dev/null
+++ b/deps/v8/src/codegen/ppc/reglist-ppc.h
@@ -0,0 +1,63 @@
+// Copyright 2022 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef V8_CODEGEN_PPC_REGLIST_PPC_H_
+#define V8_CODEGEN_PPC_REGLIST_PPC_H_
+
+#include "src/codegen/register-arch.h"
+#include "src/codegen/reglist-base.h"
+
+namespace v8 {
+namespace internal {
+
+using RegList = RegListBase<Register>;
+using DoubleRegList = RegListBase<DoubleRegister>;
+using Simd128RegList = RegListBase<Simd128Register>;
+ASSERT_TRIVIALLY_COPYABLE(RegList);
+ASSERT_TRIVIALLY_COPYABLE(DoubleRegList);
+
+// Register list in load/store instructions
+// Note that the bit values must match those used in actual instruction encoding
+
+// Caller-saved/arguments registers
+const RegList kJSCallerSaved = {r3,   // a1
+                                r4,   // a2
+                                r5,   // a3
+                                r6,   // a4
+                                r7,   // a5
+                                r8,   // a6
+                                r9,   // a7
+                                r10,  // a8
+                                r11};
+
+const int kNumJSCallerSaved = 9;
+
+// Return the code of the n-th caller-saved register available to JavaScript
+// e.g. JSCallerSavedReg(0) returns r0.code() == 0
+int JSCallerSavedCode(int n);
+
+// Callee-saved registers preserved when switching from C to JavaScript
+const RegList kCalleeSaved = {r14, r15, r16, r17, r18, r19, r20, r21, r22,
+                              r23, r24, r25, r26, r27, r28, r29, r30, fp};
+
+const int kNumCalleeSaved = 18;
+
+const DoubleRegList kCallerSavedDoubles = {d0, d1, d2, d3,  d4,  d5,  d6,
+                                           d7, d8, d9, d10, d11, d12, d13};
+
+const Simd128RegList kCallerSavedSimd128s = {v0, v1, v2, v3,  v4,  v5,  v6,
+                                             v7, v8, v9, v10, v11, v12, v13};
+
+const int kNumCallerSavedDoubles = 14;
+
+const DoubleRegList kCalleeSavedDoubles = {d14, d15, d16, d17, d18, d19,
+                                           d20, d21, d22, d23, d24, d25,
+                                           d26, d27, d28, d29, d30, d31};
+
+const int kNumCalleeSavedDoubles = 18;
+
+}  // namespace internal
+}  // namespace v8
+
+#endif  // V8_CODEGEN_PPC_REGLIST_PPC_H_