| /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- |
| * vim: set ts=8 sts=4 et sw=4 tw=99: |
| * This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| |
| #include "jit/arm64/Architecture-arm64.h" |
| |
| #include <cstring> |
| |
| #include "jit/RegisterSets.h" |
| |
| namespace js { |
| namespace jit { |
| |
| Registers::Code |
| Registers::FromName(const char* name) |
| { |
| // Check for some register aliases first. |
| if (strcmp(name, "ip0") == 0) |
| return ip0; |
| if (strcmp(name, "ip1") == 0) |
| return ip1; |
| if (strcmp(name, "fp") == 0) |
| return fp; |
| |
| for (uint32_t i = 0; i < Total; i++) { |
| if (strcmp(GetName(Code(i)), name) == 0) |
| return Code(i); |
| } |
| |
| return invalid_reg; |
| } |
| |
| FloatRegisters::Code |
| FloatRegisters::FromName(const char* name) |
| { |
| for (size_t i = 0; i < Total; i++) { |
| if (strcmp(GetName(Code(i)), name) == 0) |
| return Code(i); |
| } |
| |
| return invalid_fpreg; |
| } |
| |
| FloatRegisterSet |
| FloatRegister::ReduceSetForPush(const FloatRegisterSet& s) |
| { |
| LiveFloatRegisterSet ret; |
| for (FloatRegisterIterator iter(s); iter.more(); ++iter) |
| ret.addUnchecked(FromCode((*iter).encoding())); |
| return ret.set(); |
| } |
| |
| uint32_t |
| FloatRegister::GetSizeInBytes(const FloatRegisterSet& s) |
| { |
| return s.size() * sizeof(double); |
| } |
| |
| uint32_t |
| FloatRegister::GetPushSizeInBytes(const FloatRegisterSet& s) |
| { |
| return s.size() * sizeof(double); |
| } |
| |
| uint32_t |
| FloatRegister::getRegisterDumpOffsetInBytes() |
| { |
| // Although registers are 128-bits wide, only the first 64 need saving per ABI. |
| return encoding() * sizeof(double); |
| } |
| |
| } // namespace jit |
| } // namespace js |