blob: 11292ab73100648f2fc32837463871a1451f8ac1 [file] [log] [blame]
// Copyright 2019 The Marl Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#define MARL_REG_RBX 0x00
#define MARL_REG_RBP 0x08
#define MARL_REG_R12 0x10
#define MARL_REG_R13 0x18
#define MARL_REG_R14 0x20
#define MARL_REG_R15 0x28
#define MARL_REG_RDI 0x30
#define MARL_REG_RSI 0x38
#define MARL_REG_RSP 0x40
#define MARL_REG_RIP 0x48
#if defined(__APPLE__)
#define MARL_ASM_SYMBOL(x) _##x
#else
#define MARL_ASM_SYMBOL(x) x
#endif
#ifndef MARL_BUILD_ASM
#include <stdint.h>
struct marl_fiber_context {
// callee-saved registers
uintptr_t RBX;
uintptr_t RBP;
uintptr_t R12;
uintptr_t R13;
uintptr_t R14;
uintptr_t R15;
// parameter registers
uintptr_t RDI;
uintptr_t RSI;
// stack and instruction registers
uintptr_t RSP;
uintptr_t RIP;
};
#ifdef __cplusplus
#include <cstddef>
static_assert(offsetof(marl_fiber_context, RBX) == MARL_REG_RBX,
"Bad register offset");
static_assert(offsetof(marl_fiber_context, RBP) == MARL_REG_RBP,
"Bad register offset");
static_assert(offsetof(marl_fiber_context, R12) == MARL_REG_R12,
"Bad register offset");
static_assert(offsetof(marl_fiber_context, R13) == MARL_REG_R13,
"Bad register offset");
static_assert(offsetof(marl_fiber_context, R14) == MARL_REG_R14,
"Bad register offset");
static_assert(offsetof(marl_fiber_context, R15) == MARL_REG_R15,
"Bad register offset");
static_assert(offsetof(marl_fiber_context, RDI) == MARL_REG_RDI,
"Bad register offset");
static_assert(offsetof(marl_fiber_context, RSI) == MARL_REG_RSI,
"Bad register offset");
static_assert(offsetof(marl_fiber_context, RSP) == MARL_REG_RSP,
"Bad register offset");
static_assert(offsetof(marl_fiber_context, RIP) == MARL_REG_RIP,
"Bad register offset");
#endif // __cplusplus
#endif // MARL_BUILD_ASM