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Goodbye, 32-bit

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This commit is contained in:
starfrost013
2025-09-14 01:32:41 +01:00
parent 38806537fc
commit 57ae731e22
47 changed files with 30 additions and 18622 deletions
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12
src/codegen/CMakeLists.txt
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@@ -10,9 +10,11 @@
#
# Authors: David Hrdlička, <hrdlickadavid@outlook.com>
# Jasmine Iwanek, <jriwanek@gmail.com>
# Connor Hyde, <mario64crashed@gmail.com>
#
# Copyright 2020-2021 David Hrdlička.
# Copyright 2024 Jasmine Iwanek.
# Copyright 2025 Connor Hyde / starfrost
#
if(DYNAREC)
@@ -21,19 +23,15 @@ if(DYNAREC)
codegen_ops.c
)
if(ARCH STREQUAL "i386")
target_sources(dynarec PRIVATE
codegen_x86.c
codegen_accumulate_x86.c
)
elseif(ARCH STREQUAL "x86_64")
if(ARCH STREQUAL "x86_64")
target_sources(dynarec PRIVATE
codegen_x86-64.c
codegen_accumulate_x86-64.c
)
else()
message(SEND_ERROR
"Dynarec is incompatible with target platform ${ARCH}")
"Old dynarec is incompatible with target platform ${ARCH}")
endif()
target_link_libraries(86Box dynarec cgt)

2
src/codegen/codegen.h
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@@ -42,8 +42,6 @@
#ifdef __amd64__
# include "codegen_x86-64.h"
#elif defined i386 || defined __i386 || defined __i386__ || defined _X86_ || defined _M_IX86 || defined _M_X64
# include "codegen_x86.h"
#else
# error Dynamic recompiler not implemented on your platform
#endif

66
src/codegen/codegen_accumulate_x86.c
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@@ -1,66 +0,0 @@
#include <stdint.h>
#include <stdio.h>
#include <86box/86box.h>
#include "cpu.h"
#include <86box/mem.h>
#include "codegen.h"
#include "codegen_accumulate.h"
static struct
{
int count;
uintptr_t dest_reg;
} acc_regs[] = {
[ACCREG_cycles] = {0, (uintptr_t) & (cycles)}
};
void
codegen_accumulate(int acc_reg, int delta)
{
acc_regs[acc_reg].count += delta;
#ifdef USE_ACYCS
if ((acc_reg == ACCREG_cycles) && (delta != 0)) {
if (delta == -1) {
/* -delta = 1 */
addbyte(0xff); /*inc dword ptr[&acycs]*/
addbyte(0x05);
addlong((uint32_t) (uintptr_t) & (acycs));
} else if (delta == 1) {
/* -delta = -1 */
addbyte(0xff); /*dec dword ptr[&acycs]*/
addbyte(0x0d);
addlong((uint32_t) (uintptr_t) & (acycs));
} else {
addbyte(0x81); /*ADD $acc_regs[c].count,acc_regs[c].dest*/
addbyte(0x05);
addlong((uint32_t) (uintptr_t) & (acycs));
addlong((uintptr_t) -delta);
}
}
#endif
}
void
codegen_accumulate_flush(void)
{
if (acc_regs[0].count) {
/* To reduce the size of the generated code, we take advantage of
the fact that the target offset points to _cycles within cpu_state,
so we can just use our existing infrastracture for variables
relative to cpu_state. */
addbyte(0x81); /*MOVL $acc_regs[0].count,(_cycles)*/
addbyte(0x45);
addbyte((uint8_t) cpu_state_offset(_cycles));
addlong(acc_regs[0].count);
}
acc_regs[0].count = 0;
}
void
codegen_accumulate_reset(void)
{
acc_regs[0].count = 0;
}

9
src/codegen/codegen_ops.c
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@@ -18,13 +18,8 @@
#include "cpu.h"
#include "codegen.h"
#include "codegen_ops.h"
#if defined __amd64__ || defined _M_X64
# include "codegen_ops_x86-64.h"
#elif defined i386 || defined __i386 || defined __i386__ || defined _X86_ || defined _M_IX86
# include "codegen_ops_x86.h"
#endif
// Old dynarec now x86-64 only
#include "codegen_ops_x86-64.h"
#include "codegen_ops_arith.h"
#include "codegen_ops_fpu.h"
#include "codegen_ops_jump.h"

3935
src/codegen/codegen_ops_x86.h
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File diff suppressed because it is too large Load Diff

2183
src/codegen/codegen_x86.c
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File diff suppressed because it is too large Load Diff

45
src/codegen/codegen_x86.h
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@@ -1,45 +0,0 @@
#define BLOCK_SIZE 0x4000
#define BLOCK_MASK 0x3fff
#define BLOCK_START 0
#define HASH_SIZE 0x20000
#define HASH_MASK 0x1ffff
#define HASH(l) ((l) &0x1ffff)
#define BLOCK_EXIT_OFFSET 0x7f0
#ifdef OLD_GPF
# define BLOCK_GPF_OFFSET (BLOCK_EXIT_OFFSET - 20)
#else
# define BLOCK_GPF_OFFSET (BLOCK_EXIT_OFFSET - 14)
#endif
#define BLOCK_MAX 1720
enum {
OP_RET = 0xc3
};
#define NR_HOST_REGS 4
extern int host_reg_mapping[NR_HOST_REGS];
#define NR_HOST_XMM_REGS 8
extern int host_reg_xmm_mapping[NR_HOST_XMM_REGS];
extern uint32_t mem_load_addr_ea_b;
extern uint32_t mem_load_addr_ea_w;
extern uint32_t mem_load_addr_ea_l;
extern uint32_t mem_load_addr_ea_q;
extern uint32_t mem_store_addr_ea_b;
extern uint32_t mem_store_addr_ea_w;
extern uint32_t mem_store_addr_ea_l;
extern uint32_t mem_store_addr_ea_q;
extern uint32_t mem_load_addr_ea_b_no_abrt;
extern uint32_t mem_store_addr_ea_b_no_abrt;
extern uint32_t mem_load_addr_ea_w_no_abrt;
extern uint32_t mem_store_addr_ea_w_no_abrt;
extern uint32_t mem_load_addr_ea_l_no_abrt;
extern uint32_t mem_store_addr_ea_l_no_abrt;
extern uint32_t mem_check_write;
extern uint32_t mem_check_write_w;
extern uint32_t mem_check_write_l;