48 lines
1.6 KiB
C++
48 lines
1.6 KiB
C++
/* -*- 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/. */
|
|
|
|
#ifndef jit_mips64_SharedICRegisters_mips64_h
|
|
#define jit_mips64_SharedICRegisters_mips64_h
|
|
|
|
#include "jit/MacroAssembler.h"
|
|
|
|
namespace js {
|
|
namespace jit {
|
|
|
|
static constexpr Register BaselineFrameReg = s5;
|
|
static constexpr Register BaselineStackReg = sp;
|
|
|
|
// ValueOperands R0, R1, and R2.
|
|
// R0 == JSReturnReg, and R2 uses registers not preserved across calls. R1 value
|
|
// should be preserved across calls.
|
|
static constexpr ValueOperand R0(v1);
|
|
static constexpr ValueOperand R1(s4);
|
|
static constexpr ValueOperand R2(a6);
|
|
|
|
// ICTailCallReg and ICStubReg
|
|
// These use registers that are not preserved across calls.
|
|
static constexpr Register ICTailCallReg = ra;
|
|
static constexpr Register ICStubReg = a5;
|
|
|
|
static constexpr Register ExtractTemp0 = s6;
|
|
static constexpr Register ExtractTemp1 = s7;
|
|
|
|
// Register used internally by MacroAssemblerMIPS.
|
|
static constexpr Register BaselineSecondScratchReg = SecondScratchReg;
|
|
|
|
// Note that ICTailCallReg is actually just the link register.
|
|
// In MIPS code emission, we do not clobber ICTailCallReg since we keep
|
|
// the return address for calls there.
|
|
|
|
// FloatReg0 must be equal to ReturnFloatReg.
|
|
static constexpr FloatRegister FloatReg0 = f0;
|
|
static constexpr FloatRegister FloatReg1 = f2;
|
|
|
|
} // namespace jit
|
|
} // namespace js
|
|
|
|
#endif /* jit_mips64_SharedICRegisters_mips64_h */
|