120 lines
4.0 KiB
C
120 lines
4.0 KiB
C
// 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_r0 0x00
|
|
#define MARL_REG_r1 0x04
|
|
#define MARL_REG_r12 0x08
|
|
#define MARL_REG_r4 0x0c
|
|
#define MARL_REG_r5 0x10
|
|
#define MARL_REG_r6 0x14
|
|
#define MARL_REG_r7 0x18
|
|
#define MARL_REG_r8 0x1c
|
|
#define MARL_REG_r9 0x20
|
|
#define MARL_REG_r10 0x24
|
|
#define MARL_REG_r11 0x28
|
|
#define MARL_REG_v8 0x2c
|
|
#define MARL_REG_v9 0x30
|
|
#define MARL_REG_v10 0x34
|
|
#define MARL_REG_v11 0x38
|
|
#define MARL_REG_v12 0x3c
|
|
#define MARL_REG_v13 0x40
|
|
#define MARL_REG_v14 0x44
|
|
#define MARL_REG_v15 0x48
|
|
#define MARL_REG_SP 0x4c
|
|
#define MARL_REG_LR 0x50
|
|
|
|
#ifndef MARL_BUILD_ASM
|
|
#include <stdint.h>
|
|
|
|
// Procedure Call Standard for the ARM 64-bit Architecture
|
|
// http://infocenter.arm.com/help/topic/com.arm.doc.ihi0055b/IHI0055B_aapcs64.pdf
|
|
struct marl_fiber_context {
|
|
// parameter registers
|
|
uintptr_t r0;
|
|
uintptr_t r1;
|
|
|
|
// special purpose registers
|
|
uintptr_t r12; // Intra-Procedure-call
|
|
|
|
// callee-saved registers
|
|
uintptr_t r4;
|
|
uintptr_t r5;
|
|
uintptr_t r6;
|
|
uintptr_t r7;
|
|
uintptr_t r8;
|
|
uintptr_t r9;
|
|
uintptr_t r10;
|
|
uintptr_t r11;
|
|
|
|
uintptr_t v8;
|
|
uintptr_t v9;
|
|
uintptr_t v10;
|
|
uintptr_t v11;
|
|
uintptr_t v12;
|
|
uintptr_t v13;
|
|
uintptr_t v14;
|
|
uintptr_t v15;
|
|
|
|
uintptr_t SP; // stack pointer (r13)
|
|
uintptr_t LR; // link register (r14)
|
|
};
|
|
|
|
#ifdef __cplusplus
|
|
#include <cstddef>
|
|
static_assert(offsetof(marl_fiber_context, r0) == MARL_REG_r0,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, r1) == MARL_REG_r1,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, r12) == MARL_REG_r12,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, r4) == MARL_REG_r4,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, r5) == MARL_REG_r5,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, r6) == MARL_REG_r6,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, r7) == MARL_REG_r7,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, r8) == MARL_REG_r8,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, r9) == MARL_REG_r9,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, r10) == MARL_REG_r10,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, r11) == MARL_REG_r11,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, v8) == MARL_REG_v8,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, v9) == MARL_REG_v9,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, v10) == MARL_REG_v10,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, v11) == MARL_REG_v11,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, v12) == MARL_REG_v12,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, v13) == MARL_REG_v13,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, v14) == MARL_REG_v14,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, v15) == MARL_REG_v15,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, SP) == MARL_REG_SP,
|
|
"Bad register offset");
|
|
static_assert(offsetof(marl_fiber_context, LR) == MARL_REG_LR,
|
|
"Bad register offset");
|
|
#endif // __cplusplus
|
|
|
|
#endif // MARL_BUILD_ASM
|