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Implement setjmp on PC

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This commit is contained in:
dbalatoni13 2025-04-03 19:20:28 +02:00
parent 39549e415e
commit bc6dbf0254
7 changed files with 180 additions and 38 deletions
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2
include/dolphin/types.h
View file

@ -20,6 +20,8 @@ typedef unsigned char u8;
typedef unsigned short int u16;
typedef unsigned long u32;
typedef unsigned long long int u64;
typedef u32 size_t;
#endif
typedef volatile u8 vu8;

150
include/game/jmp.h
View file

@ -3,6 +3,150 @@
#ifdef TARGET_PC
#include <setjmp.h>
#include <stdint.h>
#define SETJMP setjmp
#define LONGJMP longjmp
#ifndef _JMP_BUF_DEFINED
#if defined(_M_IX86) || defined(__i386__)
typedef struct __JUMP_BUFFER {
uint32_t Ebp;
uint32_t Ebx;
uint32_t Edi;
uint32_t Esi;
uint32_t Esp;
uint32_t Eip;
uint32_t Registration;
uint32_t TryLevel;
uint32_t Cookie;
uint32_t UnwindFunc;
uint32_t UnwindData[6];
} _JUMP_BUFFER;
#elif defined(_M_X64) || defined(__x86_64__)
#ifndef SETJMP_FLOAT128
// TODO do we need to align this?
typedef struct _SETJMP_FLOAT128 {
uint64_t Part[2];
} SETJMP_FLOAT128;
#endif
typedef struct _JUMP_BUFFER {
uint64_t Frame;
uint64_t Rbx;
uint64_t Rsp;
uint64_t Rbp;
uint64_t Rsi;
uint64_t Rdi;
uint64_t R12;
uint64_t R13;
uint64_t R14;
uint64_t R15;
uint64_t Rip;
uint32_t MxCsr;
uint16_t FpCsr;
uint16_t Spare;
SETJMP_FLOAT128 Xmm6;
SETJMP_FLOAT128 Xmm7;
SETJMP_FLOAT128 Xmm8;
SETJMP_FLOAT128 Xmm9;
SETJMP_FLOAT128 Xmm10;
SETJMP_FLOAT128 Xmm11;
SETJMP_FLOAT128 Xmm12;
SETJMP_FLOAT128 Xmm13;
SETJMP_FLOAT128 Xmm14;
SETJMP_FLOAT128 Xmm15;
} _JUMP_BUFFER;
#elif defined(_M_ARM) || defined(__arm__)
typedef struct _JUMP_BUFFER {
uint32_t Frame;
uint32_t R4;
uint32_t R5;
uint32_t R6;
uint32_t R7;
uint32_t R8;
uint32_t R9;
uint32_t R10;
uint32_t R11;
uint32_t Sp;
uint32_t Pc;
uint32_t Fpscr;
uint32_t long D[8]; // D8-D15 VFP/NEON regs
} _JUMP_BUFFER;
#elif defined(_M_ARM64) || defined(__arch64__)
typedef struct _JUMP_BUFFER {
uint64_t Frame;
uint64_t Reserved;
uint64_t X19; // x19 -- x28: callee saved registers
uint64_t X20;
uint64_t X21;
uint64_t X22;
uint64_t X23;
uint64_t X24;
uint64_t X25;
uint64_t X26;
uint64_t X27;
uint64_t X28;
uint64_t Fp; // x29 frame pointer
uint64_t Lr; // x30 link register
uint64_t Sp; // x31 stack pointer
uint32_t Fpcr; // fp control register
uint32_t Fpsr; // fp status register
double D[8]; // D8-D15 FP regs
} _JUMP_BUFFER;
#elif defined(__riscv)
typedef struct _JUMP_BUFFER {
uint32_t ra;
uint32_t sp;
uint32_t s0;
uint32_t s1;
uint32_t s2;
uint32_t s3;
uint32_t s4;
uint32_t s5;
uint32_t s6;
uint32_t s7;
uint32_t s8;
uint32_t s9;
uint32_t s10;
uint32_t s11;
#if __riscv_xlen == 64
uint64_t fs0;
uint64_t fs1;
uint64_t fs2;
uint64_t fs3;
uint64_t fs4;
uint64_t fs5;
uint64_t fs6;
uint64_t fs7;
uint64_t fs8;
uint64_t fs9;
uint64_t fs10;
uint64_t fs11;
#endif
} _JUMP_BUFFER;
#endif
#endif
#if defined(_M_IX86) || defined(__i386__) || defined(_M_X64) || defined(__x86_64__)
#define SETJMP_SET_IP(jump, func) ((_JUMP_BUFFER *)((jump)))->Eip = (size_t)func
#define SETJMP_SET_SP(jump, sp) ((_JUMP_BUFFER *)((jump)))->Esp = (size_t)sp
#elif defined(_M_ARM) || defined(__arm__)
#define SETJMP_SET_IP(jump, func) ((_JUMP_BUFFER *)((jump)))->Pc = (size_t)func
#define SETJMP_SET_SP(jump, sp) ((_JUMP_BUFFER *)((jump)))->Sp = (size_t)sp
#elif defined(_M_ARM64) || defined(__arch64__)
#define SETJMP_SET_IP(jump, func) ((_JUMP_BUFFER *)((jump)))->Lr = (size_t)func
#define SETJMP_SET_SP(jump, sp) ((_JUMP_BUFFER *)((jump)))->Sp = (size_t)sp
#elif defined(__riscv)
#define SETJMP_SET_IP(jump, func) ((_JUMP_BUFFER *)((jump)))->Lr = (size_t)func
#define SETJMP_SET_SP(jump, sp) ((_JUMP_BUFFER *)((jump)))->Sp = (size_t)sp
#endif
#else
#include "dolphin.h"
@ -19,5 +163,11 @@ typedef struct jmp_buf {
s32 gcsetjmp(jmp_buf *jump);
s32 gclongjmp(jmp_buf *jump, s32 status);
#define SETJMP(jump) gcsetjmp(&(jump))
#define SETJMP(jump, status) gclongjump(&(jump), (status))
#define SETJMP_SET_IP(jump, func) jmp_buf->lr = (u32)func
#define SETJMP_SET_IP(jump, sp) jmp_buf->sp = (u32)sp
#endif
#endif

4
include/game/process.h
View file

@ -5,6 +5,10 @@
#include "game/jmp.h"
#ifdef TARGET_PC
#include <stdio.h>
#endif
#define PROCESS_STAT_PAUSE 0x1
#define PROCESS_STAT_UPAUSE 0x2
#define PROCESS_STAT_PAUSE_EN 0x4