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Fix some stuff with interrupt timing. The change in adjust_int_cycle gets Overdrive working again (vint was not being preferred over hint in some cases). One of the changes seems to have broken Fatal Rewind again, but no other regressions that I can see.
author Michael Pavone <pavone@retrodev.com>
date Sat, 30 Apr 2016 08:37:55 -0700
parents 07bfbbbb4b2e
children 0649cd8ca097
line wrap: on
line source

/*
 Copyright 2013 Michael Pavone
 This file is part of BlastEm.
 BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text.
*/
#ifndef GEN_X86_H_
#define GEN_X86_H_

#include <stdint.h>
#include "gen.h"

enum {
	RAX = 0,
	RCX,
	RDX,
	RBX,
	RSP,
	RBP,
	RSI,
	RDI,
	AH,
	CH,
	DH,
	BH,
	R8,
	R9,
	R10,
	R11,
	R12,
	R13,
	R14,
	R15
} x86_regs;

enum {
	CC_O = 0,
	CC_NO,
	CC_C,
	CC_B = CC_C,
	CC_NC,
	CC_NB = CC_NC,
	CC_Z,
	CC_NZ,
	CC_BE,
	CC_A,
	CC_S,
	CC_NS,
	CC_P,
	CC_NP,
	CC_L,
	CC_GE,
	CC_LE,
	CC_G
} x86_cc;

enum {
	SZ_B = 0,
	SZ_W,
	SZ_D,
	SZ_Q
} x86_size;

#ifdef X86_64
#define SZ_PTR SZ_Q
#define MAX_INST_LEN 14
#else
#define SZ_PTR SZ_D
#define MAX_INST_LEN 11
#endif

enum {
	MODE_REG_INDIRECT = 0,
	MODE_REG_INDEXED = 4,
	MODE_REG_DISPLACE8 = 0x40,
	MODE_REG_INDEXED_DISPLACE8 = 0x44,
	MODE_REG_DISPLACE32 = 0x80,
	MODE_REG_INDEXED_DIPSLACE32 = 0x84,
	MODE_REG_DIRECT = 0xC0,
//"phony" mode
	MODE_IMMED = 0xFF
} x86_modes;

void rol_ir(code_info *code, uint8_t val, uint8_t dst, uint8_t size);
void ror_ir(code_info *code, uint8_t val, uint8_t dst, uint8_t size);
void rcl_ir(code_info *code, uint8_t val, uint8_t dst, uint8_t size);
void rcr_ir(code_info *code, uint8_t val, uint8_t dst, uint8_t size);
void shl_ir(code_info *code, uint8_t val, uint8_t dst, uint8_t size);
void shr_ir(code_info *code, uint8_t val, uint8_t dst, uint8_t size);
void sar_ir(code_info *code, uint8_t val, uint8_t dst, uint8_t size);
void rol_irdisp(code_info *code, uint8_t val, uint8_t dst_base, int32_t disp, uint8_t size);
void ror_irdisp(code_info *code, uint8_t val, uint8_t dst_base, int32_t disp, uint8_t size);
void rcl_irdisp(code_info *code, uint8_t val, uint8_t dst_base, int32_t disp, uint8_t size);
void rcr_irdisp(code_info *code, uint8_t val, uint8_t dst_base, int32_t disp, uint8_t size);
void shl_irdisp(code_info *code, uint8_t val, uint8_t dst_base, int32_t disp, uint8_t size);
void shr_irdisp(code_info *code, uint8_t val, uint8_t dst_base, int32_t disp, uint8_t size);
void sar_irdisp(code_info *code, uint8_t val, uint8_t dst_base, int32_t disp, uint8_t size);
void rol_clr(code_info *code, uint8_t dst, uint8_t size);
void ror_clr(code_info *code, uint8_t dst, uint8_t size);
void rcl_clr(code_info *code, uint8_t dst, uint8_t size);
void rcr_clr(code_info *code, uint8_t dst, uint8_t size);
void shl_clr(code_info *code, uint8_t dst, uint8_t size);
void shr_clr(code_info *code, uint8_t dst, uint8_t size);
void sar_clr(code_info *code, uint8_t dst, uint8_t size);
void rol_clrdisp(code_info *code, uint8_t dst_base, int32_t disp, uint8_t size);
void ror_clrdisp(code_info *code, uint8_t dst_base, int32_t disp, uint8_t size);
void rcl_clrdisp(code_info *code, uint8_t dst_base, int32_t disp, uint8_t size);
void rcr_clrdisp(code_info *code, uint8_t dst_base, int32_t disp, uint8_t size);
void shl_clrdisp(code_info *code, uint8_t dst_base, int32_t disp, uint8_t size);
void shr_clrdisp(code_info *code, uint8_t dst_base, int32_t disp, uint8_t size);
void sar_clrdisp(code_info *code, uint8_t dst_base, int32_t disp, uint8_t size);
void add_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void adc_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void or_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void xor_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void and_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void sub_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void sbb_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void cmp_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void add_ir(code_info *code, int32_t val, uint8_t dst, uint8_t size);
void adc_ir(code_info *code, int32_t val, uint8_t dst, uint8_t size);
void or_ir(code_info *code, int32_t val, uint8_t dst, uint8_t size);
void xor_ir(code_info *code, int32_t val, uint8_t dst, uint8_t size);
void and_ir(code_info *code, int32_t val, uint8_t dst, uint8_t size);
void sub_ir(code_info *code, int32_t val, uint8_t dst, uint8_t size);
void sbb_ir(code_info *code, int32_t val, uint8_t dst, uint8_t size);
void cmp_ir(code_info *code, int32_t val, uint8_t dst, uint8_t size);
void add_irdisp(code_info *code, int32_t val, uint8_t dst_base, int32_t disp, uint8_t size);
void adc_irdisp(code_info *code, int32_t val, uint8_t dst_base, int32_t disp, uint8_t size);
void or_irdisp(code_info *code, int32_t val, uint8_t dst_base, int32_t disp, uint8_t size);
void xor_irdisp(code_info *code, int32_t val, uint8_t dst_base, int32_t disp, uint8_t size);
void and_irdisp(code_info *code, int32_t val, uint8_t dst_base, int32_t disp, uint8_t size);
void sub_irdisp(code_info *code, int32_t val, uint8_t dst_base, int32_t disp, uint8_t size);
void sbb_irdisp(code_info *code, int32_t val, uint8_t dst_base, int32_t disp, uint8_t size);
void cmp_irdisp(code_info *code, int32_t val, uint8_t dst_base, int32_t disp, uint8_t size);
void add_rrdisp(code_info *code, uint8_t src, uint8_t dst_base, int32_t disp, uint8_t size);
void adc_rrdisp(code_info *code, uint8_t src, uint8_t dst_base, int32_t disp, uint8_t size);
void add_rdispr(code_info *code, uint8_t src_base, int32_t disp, uint8_t dst, uint8_t size);
void adc_rdispr(code_info *code, uint8_t src_base, int32_t disp, uint8_t dst, uint8_t size);
void or_rrdisp(code_info *code, uint8_t src, uint8_t dst_base, int32_t disp, uint8_t size);
void or_rdispr(code_info *code, uint8_t src_base, int32_t disp, uint8_t dst, uint8_t size);
void xor_rrdisp(code_info *code, uint8_t src, uint8_t dst_base, int32_t disp, uint8_t size);
void xor_rdispr(code_info *code, uint8_t src_base, int32_t disp, uint8_t dst, uint8_t size);
void and_rrdisp(code_info *code, uint8_t src, uint8_t dst_base, int32_t disp, uint8_t size);
void and_rdispr(code_info *code, uint8_t src_base, int32_t disp, uint8_t dst, uint8_t size);
void sub_rrdisp(code_info *code, uint8_t src, uint8_t dst_base, int32_t disp, uint8_t size);
void sub_rdispr(code_info *code, uint8_t src_base, int32_t disp, uint8_t dst, uint8_t size);
void sbb_rrdisp(code_info *code, uint8_t src, uint8_t dst_base, int32_t disp, uint8_t size);
void sbb_rdispr(code_info *code, uint8_t src_base, int32_t disp, uint8_t dst, uint8_t size);
void cmp_rrdisp(code_info *code, uint8_t src, uint8_t dst_base, int32_t disp, uint8_t size);
void cmp_rdispr(code_info *code, uint8_t src_base, int32_t disp, uint8_t dst, uint8_t size);
void imul_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void imul_rrdisp(code_info *code, uint8_t src, uint8_t dst_base, int32_t disp, uint8_t size);
void imul_rdispr(code_info *code, uint8_t src_base, int32_t disp, uint8_t dst, uint8_t size);
void not_r(code_info *code, uint8_t dst, uint8_t size);
void neg_r(code_info *code, uint8_t dst, uint8_t size);
void not_rdisp(code_info *code, uint8_t dst_base, int32_t disp, uint8_t size);
void neg_rdisp(code_info *code, uint8_t dst_base, int32_t disp, uint8_t size);
void mul_r(code_info *code, uint8_t dst, uint8_t size);
void imul_r(code_info *code, uint8_t dst, uint8_t size);
void div_r(code_info *code, uint8_t dst, uint8_t size);
void idiv_r(code_info *code, uint8_t dst, uint8_t size);
void mul_rdisp(code_info *code, uint8_t dst_base, int32_t disp, uint8_t size);
void imul_rdisp(code_info *code, uint8_t dst_base, int32_t disp, uint8_t size);
void div_rdisp(code_info *code, uint8_t dst_base, int32_t disp, uint8_t size);
void idiv_rdisp(code_info *code, uint8_t dst_base, int32_t disp, uint8_t size);
void test_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void test_ir(code_info *code, int32_t val, uint8_t dst, uint8_t size);
void test_irdisp(code_info *code, int32_t val, uint8_t dst_base, int32_t disp, uint8_t size);
void test_rrdisp(code_info *code, uint8_t src, uint8_t dst_base, int32_t disp, uint8_t size);
void test_rdispr(code_info *code, uint8_t src_base, int32_t disp, uint8_t dst, uint8_t size);
void mov_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void mov_rrdisp(code_info *code, uint8_t src, uint8_t dst_base, int32_t disp, uint8_t size);
void mov_rdispr(code_info *code, uint8_t src_base, int32_t disp, uint8_t dst, uint8_t size);
void mov_rrindex(code_info *code, uint8_t src, uint8_t dst_base, uint8_t dst_index, uint8_t scale, uint8_t size);
void mov_rindexr(code_info *code, uint8_t src_base, uint8_t src_index, uint8_t scale, uint8_t dst, uint8_t size);
void mov_rrind(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void mov_rindr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void mov_ir(code_info *code, int64_t val, uint8_t dst, uint8_t size);
void mov_irdisp(code_info *code, int32_t val, uint8_t dst, int32_t disp, uint8_t size);
void mov_irind(code_info *code, int32_t val, uint8_t dst, uint8_t size);
void movsx_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t src_size, uint8_t size);
void movsx_rdispr(code_info *code, uint8_t src, int32_t disp, uint8_t dst, uint8_t src_size, uint8_t size);
void movzx_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t src_size, uint8_t size);
void movzx_rdispr(code_info *code, uint8_t src, int32_t disp, uint8_t dst, uint8_t src_size, uint8_t size);
void xchg_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void pushf(code_info *code);
void popf(code_info *code);
void push_r(code_info *code, uint8_t reg);
void push_rdisp(code_info *code, uint8_t base, int32_t disp);
void pop_r(code_info *code, uint8_t reg);
void pop_rind(code_info *code, uint8_t reg);
void setcc_r(code_info *code, uint8_t cc, uint8_t dst);
void setcc_rind(code_info *code, uint8_t cc, uint8_t dst);
void setcc_rdisp(code_info *code, uint8_t cc, uint8_t dst, int32_t disp);
void bt_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void bt_rrdisp(code_info *code, uint8_t src, uint8_t dst_base, int32_t dst_disp, uint8_t size);
void bt_ir(code_info *code, uint8_t val, uint8_t dst, uint8_t size);
void bt_irdisp(code_info *code, uint8_t val, uint8_t dst_base, int32_t dst_disp, uint8_t size);
void bts_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void bts_rrdisp(code_info *code, uint8_t src, uint8_t dst_base, int32_t dst_disp, uint8_t size);
void bts_ir(code_info *code, uint8_t val, uint8_t dst, uint8_t size);
void bts_irdisp(code_info *code, uint8_t val, uint8_t dst_base, int32_t dst_disp, uint8_t size);
void btr_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void btr_rrdisp(code_info *code, uint8_t src, uint8_t dst_base, int32_t dst_disp, uint8_t size);
void btr_ir(code_info *code, uint8_t val, uint8_t dst, uint8_t size);
void btr_irdisp(code_info *code, uint8_t val, uint8_t dst_base, int32_t dst_disp, uint8_t size);
void btc_rr(code_info *code, uint8_t src, uint8_t dst, uint8_t size);
void btc_rrdisp(code_info *code, uint8_t src, uint8_t dst_base, int32_t dst_disp, uint8_t size);
void btc_ir(code_info *code, uint8_t val, uint8_t dst, uint8_t size);
void btc_irdisp(code_info *code, uint8_t val, uint8_t dst_base, int32_t dst_disp, uint8_t size);
void jcc(code_info *code, uint8_t cc, code_ptr dest);
void jmp_rind(code_info *code, uint8_t dst);
void call_noalign(code_info *code, code_ptr fun);
void call_r(code_info *code, uint8_t dst);
void retn(code_info *code);
void cdq(code_info *code);
void loop(code_info *code, code_ptr dst);

#endif //GEN_X86_H_