/*
 * compiler/codegen_x86.cpp - IA-32 and AMD64 code generator
 *
 * Copyright (c) 2001-2004 Milan Jurik of ARAnyM dev team (see AUTHORS)
 * 
 * Inspired by Christian Bauer's Basilisk II
 *
 * This file is part of the ARAnyM project which builds a new and powerful
 * TOS/FreeMiNT compatible virtual machine running on almost any hardware.
 *
 * JIT compiler m68k -> IA-32 and AMD64
 *
 * Original 68040 JIT compiler for UAE, copyright 2000-2002 Bernd Meyer
 * Adaptation for Basilisk II and improvements, copyright 2000-2004 Gwenole Beauchesne
 * Portions related to CPU detection come from linux/arch/i386/kernel/setup.c
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA
 */

/* This should eventually end up in machdep/, but for now, x86 is the
   only target, and it's easier this way... */

#include "flags_x86.h"

/*************************************************************************
 * Some basic information about the the target CPU                       *
 *************************************************************************/

#define R1 RR1
#define R2 RR2
#define R4 RR4

#define EAX_INDEX 0
#define ECX_INDEX 1
#define EDX_INDEX 2
#define EBX_INDEX 3
#define ESP_INDEX 4
#define EBP_INDEX 5
#define ESI_INDEX 6
#define EDI_INDEX 7
#if defined(CPU_x86_64)
#define R8_INDEX  8
#define R9_INDEX  9
#define R10_INDEX 10
#define R11_INDEX 11
#define R12_INDEX 12
#define R13_INDEX 13
#define R14_INDEX 14
#define R15_INDEX 15
#endif
/* XXX this has to match X86_Reg8H_Base + 4 */
#define AH_INDEX (0x10+4+EAX_INDEX)
#define CH_INDEX (0x10+4+ECX_INDEX)
#define DH_INDEX (0x10+4+EDX_INDEX)
#define BH_INDEX (0x10+4+EBX_INDEX)

/* The register in which subroutines return an integer return value */
#define REG_RESULT EAX_INDEX

/* The registers subroutines take their first and second argument in */
#ifdef _WIN32
/* Handle the _fastcall parameters of ECX and EDX */
#define REG_PAR1 ECX_INDEX
#define REG_PAR2 EDX_INDEX
#elif defined(CPU_x86_64)
#define REG_PAR1 EDI_INDEX
#define REG_PAR2 ESI_INDEX
#else
#define REG_PAR1 EAX_INDEX
#define REG_PAR2 EDX_INDEX
#endif

#define REG_PC_PRE EAX_INDEX /* The register we use for preloading regs.pc_p */
#ifdef _WIN32
#define REG_PC_TMP ECX_INDEX
#else
#define REG_PC_TMP ECX_INDEX /* Another register that is not the above */
#endif

#define SHIFTCOUNT_NREG ECX_INDEX  /* Register that can be used for shiftcount.
			      -1 if any reg will do */
#define MUL_NREG1 EAX_INDEX /* %eax will hold the low 32 bits after a 32x32 mul */
#define MUL_NREG2 EDX_INDEX /* %edx will hold the high 32 bits */

#define STACK_ALIGN		16
#define STACK_OFFSET	sizeof(void *)
#ifdef _WIN64
/* In the Microsoft x64 calling convention, it's the caller's responsibility
 * to allocate 32 bytes of "shadow space" on the stack right before calling
 * the function (regardless of the actual number of parameters used). */
#define STACK_SHADOW_SPACE 32
#else
#define STACK_SHADOW_SPACE 0
#endif

#if defined(CPU_x86_64)
#ifdef UAE
/* Register R12 (and ESP) cannot be used with simple [r/m + disp32] addressing,
 * since r/m bits 100 implies SIB byte. Simplest fix is to not use these
 * registers. Also note that these registers are listed in the freescratch
 * function as well. */
uae_s8 always_used[] = { ESP_INDEX, R12_INDEX, -1 };
#else
uae_s8 always_used[] = { ESP_INDEX, -1 };
#endif
uae_s8 can_byte[]={0,1,2,3,5,6,7,8,9,10,11,12,13,14,15,-1};
uae_s8 can_word[]={0,1,2,3,5,6,7,8,9,10,11,12,13,14,15,-1};
#else
uae_s8 always_used[] = { ESP_INDEX, -1 };
uae_s8 can_byte[]={0,1,2,3,-1};
uae_s8 can_word[]={0,1,2,3,5,6,7,-1};
#endif
static bool		have_lahf_lm		= true;		// target has LAHF supported in long mode ?

#if USE_OPTIMIZED_CALLS
/* Make sure interpretive core does not use cpuopti */
uae_u8 call_saved[]={0,0,0,1,1,1,1,1};
#error FIXME: code not ready
#else
/* cpuopti mutate instruction handlers to assume registers are saved
   by the caller */
uae_u8 call_saved[]={0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0};
#endif

/* This *should* be the same as call_saved. But:
   - We might not really know which registers are saved, and which aren't,
     so we need to preserve some, but don't want to rely on everyone else
     also saving those registers
   - Special registers (such like the stack pointer) should not be "preserved"
     by pushing, even though they are "saved" across function calls
*/
#if defined(CPU_x86_64)
#ifdef _WIN64
/* https://msdn.microsoft.com/en-us/library/6t169e9c.aspx:
 * "The registers RBX, RBP, RDI, RSI, RSP, R12, R13, R14, and R15 are
 * considered nonvolatile and must be saved and restored by a function that
 * uses them". Also saving r11 for now (see comment below). */
static const uae_u8 need_to_preserve[]={0,0,0,1,0,1,1,1,0,0,0,1,1,1,1,1};
#else
/* callee-saved registers as defined by Linux AMD64 ABI: rbx, rbp, rsp, r12 - r15 */
/* preserve r11 because it's generally used to hold pointers to functions */
/* FIXME: not really sure what the point of saving r11 is (??). If functions
 * cannot assume calle preserves it, it will not be used across calls anyway? */
static const uae_u8 need_to_preserve[]={0,0,0,1,0,1,0,0,0,0,0,1,1,1,1,1};
#endif
#else
/* callee-saved registers as defined by System V IA-32 ABI: edi, esi, ebx, ebp */
static const uae_u8 need_to_preserve[]={0,0,0,1,0,1,1,1};
#endif

/* Whether classes of instructions do or don't clobber the native flags */
#define CLOBBER_MOV
#define CLOBBER_LEA
#define CLOBBER_CMOV
#define CLOBBER_POP
#define CLOBBER_PUSH
#define CLOBBER_SUB  clobber_flags()
#define CLOBBER_SBB  clobber_flags()
#define CLOBBER_CMP  clobber_flags()
#define CLOBBER_ADD  clobber_flags()
#define CLOBBER_ADC  clobber_flags()
#define CLOBBER_AND  clobber_flags()
#define CLOBBER_OR   clobber_flags()
#define CLOBBER_XOR  clobber_flags()

#define CLOBBER_ROL  clobber_flags()
#define CLOBBER_ROR  clobber_flags()
#define CLOBBER_SHLL clobber_flags()
#define CLOBBER_SHRL clobber_flags()
#define CLOBBER_SHRA clobber_flags()
#define CLOBBER_TEST clobber_flags()
#define CLOBBER_CL16
#define CLOBBER_CL8
#define CLOBBER_SE32
#define CLOBBER_SE16
#define CLOBBER_SE8
#define CLOBBER_ZE32
#define CLOBBER_ZE16
#define CLOBBER_ZE8
#define CLOBBER_SW16 clobber_flags()
#define CLOBBER_SW32
#define CLOBBER_SETCC
#define CLOBBER_MUL  clobber_flags()
#define CLOBBER_BT   clobber_flags()
#define CLOBBER_BSF  clobber_flags()

#if defined(CPU_x86_64)
#define X86_TARGET_64BIT		1
/* The address override prefix causes a 5 cycles penalty on Intel Core
   processors. Another solution would be to decompose the load in an LEA,
   MOV (to zero-extend), MOV (from memory): is it better? */
#define ADDR32					x86_emit_byte(0x67),
#else
#define ADDR32
#endif
#define X86_FLAT_REGISTERS		0
#define X86_OPTIMIZE_ALU		1
#define X86_OPTIMIZE_ROTSHI		1
#include "codegen_x86.h"

#define x86_emit_byte(B)		emit_byte(B)
#define x86_emit_word(W)		emit_word(W)
#define x86_emit_long(L)		emit_long(L)
#define x86_emit_quad(Q)		emit_quad(Q)
#define x86_get_target()		get_target()
#define x86_emit_failure(MSG)	jit_fail(MSG, __FILE__, __LINE__, __FUNCTION__)

static inline void x86_64_addr32(void)
{
#ifdef CPU_x86_64
	emit_byte(0x67);
#endif
}

static inline void x86_64_rex(bool /* w */, uae_u32 * /* r */, uae_u32 * /* x */, uae_u32 *b)
{
#ifdef CPU_x86_64
	int rex_byte = 0x40;
	if (*b >= R8_INDEX) {
		*b -= R8_INDEX;
		rex_byte |= 1;
	}
	if (rex_byte != 0x40) {
		emit_byte(rex_byte);
	}
#else
	UNUSED(b);
#endif
}

static inline void x86_64_prefix(
	bool addr32, bool w, uae_u32 *r, uae_u32 *x, uae_u32 *b)
{
	if (addr32) {
		x86_64_addr32();
	}
	x86_64_rex(w, r, x, b);
}

// Some mappings to mark compemu_support calls as only used by compemu
// These are still mainly x86 minded. Should be more CPU independent in the future
#define compemu_raw_add_l_mi(a,b)		raw_add_l_mi(a,b)
#define compemu_raw_and_l_ri(a,b)		raw_and_l_ri(a,b)
#define compemu_raw_bswap_32(a)			raw_bswap_32(a)
#define compemu_raw_bt_l_ri(a,b)		raw_bt_l_ri(a,b)
#define compemu_raw_call(a)				raw_call(a)
#define compemu_raw_cmov_l_rm_indexed(a,b,c,d,e)	raw_cmov_l_rm_indexed(a,b,c,d,e)
#define compemu_raw_cmp_l_mi(a,b)		raw_cmp_l_mi(a,b)
#define compemu_raw_cmp_l_mi8(a,b)		raw_cmp_l_mi(a,b)
#define compemu_raw_jcc_b_oponly(a)		raw_jcc_b_oponly(a)
#define compemu_raw_jcc_l_oponly(a)		raw_jcc_l_oponly(a)
#define compemu_raw_jl(a)				raw_jl(a)
#define compemu_raw_jmp(a)				raw_jmp(a)
#define compemu_raw_jmp_m_indexed(a,b,c)	raw_jmp_m_indexed(a,b,c)
#define compemu_raw_jmp_r(a)			raw_jmp_r(a)
#define compemu_raw_jnz(a)				raw_jnz(a)
#define compemu_raw_jz_b_oponly()		raw_jz_b_oponly()
#define compemu_raw_jnz_b_oponly()		raw_jnz_b_oponly()
#define compemu_raw_lea_l_brr(a,b,c) 	raw_lea_l_brr(a,b,c)
#define compemu_raw_lea_l_brr_indexed(a,b,c,d,e)	raw_lea_l_brr_indexed(a,b,c,d,e)
#define compemu_raw_mov_b_mr(a,b)		raw_mov_b_mr(a,b)
#define compemu_raw_mov_l_mi(a,b)		raw_mov_l_mi(a,b)
#define compemu_raw_mov_l_mr(a,b)		raw_mov_l_mr(a,b)
#define compemu_raw_mov_l_ri(a,b)		raw_mov_l_ri(a,b)
#define compemu_raw_mov_l_rm(a,b)		raw_mov_l_rm(a,b)
#define compemu_raw_mov_l_rr(a,b)		raw_mov_l_rr(a,b)
#define compemu_raw_mov_w_mr(a,b)		raw_mov_w_mr(a,b)
#define compemu_raw_sub_l_mi(a,b)		raw_sub_l_mi(a,b)
#define compemu_raw_test_l_rr(a,b) 		raw_test_l_rr(a,b)
#define compemu_raw_zero_extend_16_rr(a,b)	raw_zero_extend_16_rr(a,b)
#define compemu_raw_lea_l_rr_indexed(a,b,c,d)	raw_lea_l_rr_indexed(a,b,c,d)

static void jit_fail(const char *msg, const char *file, int line, const char *function)
{
	jit_abort("failure in function %s from file %s at line %d: %s",
			function, file, line, msg);
}

LOWFUNC(NONE,WRITE,1,raw_push_l_r,(R4 r))
{
#if defined(CPU_x86_64)
	PUSHQr(r);
#else
	PUSHLr(r);
#endif
}

LOWFUNC(NONE,READ,1,raw_pop_l_r,(R4 r))
{
#if defined(CPU_x86_64)
	POPQr(r);
#else
	POPLr(r);
#endif
}

LOWFUNC(NONE,READ,1,raw_pop_l_m,(MEMW d))
{
#if defined(CPU_x86_64)
	POPQm(d, X86_NOREG, X86_NOREG, 1);
#else
	POPLm(d, X86_NOREG, X86_NOREG, 1);
#endif
}

LOWFUNC(WRITE,NONE,2,raw_bt_l_ri,(R4 r, IMM i))
{
	BTLir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_bt_l_rr,(R4 r, R4 b))
{
	BTLrr(b, r);
}

LOWFUNC(WRITE,NONE,2,raw_btc_l_ri,(RW4 r, IMM i))
{
	BTCLir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_btc_l_rr,(RW4 r, R4 b))
{
	BTCLrr(b, r);
}

LOWFUNC(WRITE,NONE,2,raw_btr_l_ri,(RW4 r, IMM i))
{
	BTRLir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_btr_l_rr,(RW4 r, R4 b))
{
	BTRLrr(b, r);
}

LOWFUNC(WRITE,NONE,2,raw_bts_l_ri,(RW4 r, IMM i))
{
	BTSLir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_bts_l_rr,(RW4 r, R4 b))
{
	BTSLrr(b, r);
}

LOWFUNC(WRITE,NONE,2,raw_sub_w_ri,(RW2 d, IMM i))
{
	SUBWir(i, d);
}

LOWFUNC(NONE,READ,2,raw_mov_l_rm,(W4 d, MEMR s))
{
	ADDR32 MOVLmr(s, X86_NOREG, X86_NOREG, 1, d);
}

LOWFUNC(NONE,WRITE,2,raw_mov_l_mi,(MEMW d, IMM s))
{
	ADDR32 MOVLim(s, d, X86_NOREG, X86_NOREG, 1);
}

LOWFUNC(NONE,WRITE,2,raw_mov_w_mi,(MEMW d, IMM s))
{
	ADDR32 MOVWim(s, d, X86_NOREG, X86_NOREG, 1);
}

LOWFUNC(NONE,WRITE,2,raw_mov_b_mi,(MEMW d, IMM s))
{
	ADDR32 MOVBim(s, d, X86_NOREG, X86_NOREG, 1);
}

LOWFUNC(WRITE,RMW,2,raw_rol_b_mi,(MEMRW d, IMM i))
{
	ADDR32 ROLBim(i, d, X86_NOREG, X86_NOREG, 1);
}

LOWFUNC(WRITE,NONE,2,raw_rol_b_ri,(RW1 r, IMM i))
{
	ROLBir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_rol_w_ri,(RW2 r, IMM i))
{
	ROLWir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_rol_l_ri,(RW4 r, IMM i))
{
	ROLLir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_rol_l_rr,(RW4 d, R1 r))
{
	ROLLrr(r, d);
}

LOWFUNC(WRITE,NONE,2,raw_rol_w_rr,(RW2 d, R1 r))
{
	ROLWrr(r, d);
}

LOWFUNC(WRITE,NONE,2,raw_rol_b_rr,(RW1 d, R1 r))
{
	ROLBrr(r, d);
}

LOWFUNC(WRITE,NONE,2,raw_shll_l_rr,(RW4 d, R1 r))
{
	SHLLrr(r, d);
}

LOWFUNC(WRITE,NONE,2,raw_shll_w_rr,(RW2 d, R1 r))
{
	SHLWrr(r, d);
}

LOWFUNC(WRITE,NONE,2,raw_shll_b_rr,(RW1 d, R1 r))
{
	SHLBrr(r, d);
}

LOWFUNC(WRITE,NONE,2,raw_ror_b_ri,(RW1 r, IMM i))
{
	RORBir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_ror_w_ri,(RW2 r, IMM i))
{
	RORWir(i, r);
}

LOWFUNC(WRITE,READ,2,raw_or_l_rm,(RW4 d, MEMR s))
{
	ADDR32 ORLmr(s, X86_NOREG, X86_NOREG, 1, d);
}

LOWFUNC(WRITE,NONE,2,raw_ror_l_ri,(RW4 r, IMM i))
{
	RORLir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_ror_l_rr,(RW4 d, R1 r))
{
	RORLrr(r, d);
}

LOWFUNC(WRITE,NONE,2,raw_ror_w_rr,(RW2 d, R1 r))
{
	RORWrr(r, d);
}

LOWFUNC(WRITE,NONE,2,raw_ror_b_rr,(RW1 d, R1 r))
{
	RORBrr(r, d);
}

LOWFUNC(WRITE,NONE,2,raw_shrl_l_rr,(RW4 d, R1 r))
{
	SHRLrr(r, d);
}

LOWFUNC(WRITE,NONE,2,raw_shrl_w_rr,(RW2 d, R1 r))
{
	SHRWrr(r, d);
}

LOWFUNC(WRITE,NONE,2,raw_shrl_b_rr,(RW1 d, R1 r))
{
	SHRBrr(r, d);
}

LOWFUNC(WRITE,NONE,2,raw_shra_l_rr,(RW4 d, R1 r))
{
	SARLrr(r, d);
}

LOWFUNC(WRITE,NONE,2,raw_shra_w_rr,(RW2 d, R1 r))
{
	SARWrr(r, d);
}

LOWFUNC(WRITE,NONE,2,raw_shra_b_rr,(RW1 d, R1 r))
{
	SARBrr(r, d);
}

LOWFUNC(WRITE,NONE,2,raw_shll_l_ri,(RW4 r, IMM i))
{
	SHLLir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_shll_w_ri,(RW2 r, IMM i))
{
	SHLWir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_shll_b_ri,(RW1 r, IMM i))
{
	SHLBir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_shrl_l_ri,(RW4 r, IMM i))
{
	SHRLir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_shrl_w_ri,(RW2 r, IMM i))
{
	SHRWir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_shrl_b_ri,(RW1 r, IMM i))
{
	SHRBir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_shra_l_ri,(RW4 r, IMM i))
{
	SARLir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_shra_w_ri,(RW2 r, IMM i))
{
	SARWir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_shra_b_ri,(RW1 r, IMM i))
{
	SARBir(i, r);
}

LOWFUNC(WRITE,NONE,1,raw_sahf,(R2))
{
	SAHF();
}

LOWFUNC(NONE,NONE,1,raw_cpuid,(R4))
{
	CPUID();
}

LOWFUNC(READ,NONE,1,raw_lahf,(W2))
{
	LAHF();
}

LOWFUNC(READ,NONE,2,raw_setcc,(W1 d, IMM cc))
{
	SETCCir(cc, d);
}

LOWFUNC(READ,WRITE,2,raw_setcc_m,(MEMW d, IMM cc))
{
	ADDR32 SETCCim(cc, d, X86_NOREG, X86_NOREG, 1);
}

LOWFUNC(READ,NONE,3,raw_cmov_l_rr,(RW4 d, R4 s, IMM cc))
{
	if (have_cmov)
		CMOVLrr(cc, s, d);
	else { /* replacement using branch and mov */
		uae_s8 *target_p = (uae_s8 *)x86_get_target() + 1;
		JCCSii(cc^1, 0);
		MOVLrr(s, d);
		*target_p = JITPTR x86_get_target() - (JITPTR target_p + 1);
	}
}

LOWFUNC(WRITE,NONE,2,raw_bsf_l_rr,(W4 d, R4 s))
{
	BSFLrr(s, d);
}

LOWFUNC(NONE,NONE,2,raw_sign_extend_32_rr,(W4 d, R4 s))
{
	MOVSLQrr(s, d);
}

LOWFUNC(NONE,NONE,2,raw_sign_extend_16_rr,(W4 d, R2 s))
{
	MOVSWLrr(s, d);
}

LOWFUNC(NONE,NONE,2,raw_sign_extend_8_rr,(W4 d, R1 s))
{
	MOVSBLrr(s, d);
}

LOWFUNC(NONE,NONE,2,raw_zero_extend_16_rr,(W4 d, R2 s))
{
	MOVZWLrr(s, d);
}

LOWFUNC(NONE,NONE,2,raw_zero_extend_8_rr,(W4 d, R1 s))
{
	MOVZBLrr(s, d);
}

LOWFUNC(NONE,NONE,2,raw_imul_32_32,(RW4 d, R4 s))
{
	IMULLrr(s, d);
}

LOWFUNC(NONE,NONE,2,raw_imul_64_32,(RW4 d, RW4 s))
{
	if (d!=MUL_NREG1 || s!=MUL_NREG2) {
		jit_abort("Bad register in IMUL: d=%d, s=%d",d,s);
	}
	IMULLr(s);
}

LOWFUNC(NONE,NONE,2,raw_mul_64_32,(RW4 d, RW4 s))
{
	if (d!=MUL_NREG1 || s!=MUL_NREG2) {
		jit_abort("Bad register in MUL: d=%d, s=%d",d,s);
	}
	MULLr(s);
}

LOWFUNC(NONE,NONE,2,raw_mul_32_32,(RW4, R4))
{
	x86_emit_failure("raw_mul_32_32");							/* %^$&%^$%#^ x86! */
}

LOWFUNC(NONE,NONE,2,raw_mov_b_rr,(W1 d, R1 s))
{
	MOVBrr(s, d);
}

LOWFUNC(NONE,NONE,2,raw_mov_w_rr,(W2 d, R2 s))
{
	MOVWrr(s, d);
}

LOWFUNC(NONE,READ,4,raw_mov_l_rrm_indexed,(W4 d,R4 baser, R4 index, IMM factor))
{
	ADDR32 MOVLmr(0, baser, index, factor, d);
}

LOWFUNC(NONE,READ,4,raw_mov_w_rrm_indexed,(W2 d, R4 baser, R4 index, IMM factor))
{
	ADDR32 MOVWmr(0, baser, index, factor, d);
}

LOWFUNC(NONE,READ,4,raw_mov_b_rrm_indexed,(W1 d, R4 baser, R4 index, IMM factor))
{
	ADDR32 MOVBmr(0, baser, index, factor, d);
}

LOWFUNC(NONE,WRITE,4,raw_mov_l_mrr_indexed,(R4 baser, R4 index, IMM factor, R4 s))
{
	ADDR32 MOVLrm(s, 0, baser, index, factor);
}

LOWFUNC(NONE,WRITE,4,raw_mov_w_mrr_indexed,(R4 baser, R4 index, IMM factor, R2 s))
{
	ADDR32 MOVWrm(s, 0, baser, index, factor);
}

LOWFUNC(NONE,WRITE,4,raw_mov_b_mrr_indexed,(R4 baser, R4 index, IMM factor, R1 s))
{
	ADDR32 MOVBrm(s, 0, baser, index, factor);
}

LOWFUNC(NONE,WRITE,5,raw_mov_l_bmrr_indexed,(IMM base, R4 baser, R4 index, IMM factor, R4 s))
{
	ADDR32 MOVLrm(s, base, baser, index, factor);
}

LOWFUNC(NONE,WRITE,5,raw_mov_w_bmrr_indexed,(IMM base, R4 baser, R4 index, IMM factor, R2 s))
{
	ADDR32 MOVWrm(s, base, baser, index, factor);
}

LOWFUNC(NONE,WRITE,5,raw_mov_b_bmrr_indexed,(IMM base, R4 baser, R4 index, IMM factor, R1 s))
{
	ADDR32 MOVBrm(s, base, baser, index, factor);
}

LOWFUNC(NONE,READ,5,raw_mov_l_brrm_indexed,(W4 d, IMM base, R4 baser, R4 index, IMM factor))
{
	ADDR32 MOVLmr(base, baser, index, factor, d);
}

LOWFUNC(NONE,READ,5,raw_mov_w_brrm_indexed,(W2 d, IMM base, R4 baser, R4 index, IMM factor))
{
	ADDR32 MOVWmr(base, baser, index, factor, d);
}

LOWFUNC(NONE,READ,5,raw_mov_b_brrm_indexed,(W1 d, IMM base, R4 baser, R4 index, IMM factor))
{
	ADDR32 MOVBmr(base, baser, index, factor, d);
}

LOWFUNC(NONE,READ,4,raw_mov_l_rm_indexed,(W4 d, IMM base, R4 index, IMM factor))
{
	ADDR32 MOVLmr(base, X86_NOREG, index, factor, d);
}

LOWFUNC(NONE,READ,5,raw_cmov_l_rm_indexed,(W4 d, IMM base, R4 index, IMM factor, IMM cond))
{
	if (have_cmov)
		ADDR32 CMOVLmr(cond, base, X86_NOREG, index, factor, d);
	else { /* replacement using branch and mov */
		uae_s8 *target_p = (uae_s8 *)x86_get_target() + 1;
		JCCSii(cond^1, 0);
		ADDR32 MOVLmr(base, X86_NOREG, index, factor, d);
		*target_p = JITPTR x86_get_target() - (JITPTR target_p + 1);
	}
}

LOWFUNC(NONE,READ,3,raw_cmov_l_rm,(W4 d, IMM mem, IMM cond))
{
	if (have_cmov)
		CMOVLmr(cond, mem, X86_NOREG, X86_NOREG, 1, d);
	else { /* replacement using branch and mov */
		uae_s8 *target_p = (uae_s8 *)x86_get_target() + 1;
		JCCSii(cond^1, 0);
		ADDR32 MOVLmr(mem, X86_NOREG, X86_NOREG, 1, d);
		*target_p = JITPTR x86_get_target() - (JITPTR target_p + 1);
	}
}

LOWFUNC(NONE,READ,3,raw_mov_l_rR,(W4 d, R4 s, IMM offset))
{
	ADDR32 MOVLmr(offset, s, X86_NOREG, 1, d);
}

LOWFUNC(NONE,READ,3,raw_mov_w_rR,(W2 d, R4 s, IMM offset))
{
	ADDR32 MOVWmr(offset, s, X86_NOREG, 1, d);
}

LOWFUNC(NONE,READ,3,raw_mov_b_rR,(W1 d, R4 s, IMM offset))
{
	ADDR32 MOVBmr(offset, s, X86_NOREG, 1, d);
}

LOWFUNC(NONE,READ,3,raw_mov_l_brR,(W4 d, R4 s, IMM offset))
{
	ADDR32 MOVLmr(offset, s, X86_NOREG, 1, d);
}

LOWFUNC(NONE,READ,3,raw_mov_w_brR,(W2 d, R4 s, IMM offset))
{
	ADDR32 MOVWmr(offset, s, X86_NOREG, 1, d);
}

LOWFUNC(NONE,READ,3,raw_mov_b_brR,(W1 d, R4 s, IMM offset))
{
	ADDR32 MOVBmr(offset, s, X86_NOREG, 1, d);
}

LOWFUNC(NONE,WRITE,3,raw_mov_l_Ri,(R4 d, IMM i, IMM offset))
{
	ADDR32 MOVLim(i, offset, d, X86_NOREG, 1);
}

LOWFUNC(NONE,WRITE,3,raw_mov_w_Ri,(R4 d, IMM i, IMM offset))
{
	ADDR32 MOVWim(i, offset, d, X86_NOREG, 1);
}

LOWFUNC(NONE,WRITE,3,raw_mov_b_Ri,(R4 d, IMM i, IMM offset))
{
	ADDR32 MOVBim(i, offset, d, X86_NOREG, 1);
}

LOWFUNC(NONE,WRITE,3,raw_mov_l_Rr,(R4 d, R4 s, IMM offset))
{
	ADDR32 MOVLrm(s, offset, d, X86_NOREG, 1);
}

LOWFUNC(NONE,WRITE,3,raw_mov_w_Rr,(R4 d, R2 s, IMM offset))
{
	ADDR32 MOVWrm(s, offset, d, X86_NOREG, 1);
}

LOWFUNC(NONE,WRITE,3,raw_mov_b_Rr,(R4 d, R1 s, IMM offset))
{
	ADDR32 MOVBrm(s, offset, d, X86_NOREG, 1);
}

LOWFUNC(NONE,NONE,3,raw_lea_l_brr,(W4 d, R4 s, IMM offset))
{
	ADDR32 LEALmr(offset, s, X86_NOREG, 1, d);
}

LOWFUNC(NONE,NONE,5,raw_lea_l_brr_indexed,(W4 d, R4 s, R4 index, IMM factor, IMM offset))
{
	ADDR32 LEALmr(offset, s, index, factor, d);
}

LOWFUNC(NONE,NONE,4,raw_lea_l_rr_indexed,(W4 d, R4 s, R4 index, IMM factor))
{
	ADDR32 LEALmr(0, s, index, factor, d);
}

LOWFUNC(NONE,NONE,4,raw_lea_l_r_scaled,(W4 d, R4 index, IMM factor))
{
	ADDR32 LEALmr(0, X86_NOREG, index, factor, d);
}

LOWFUNC(NONE,WRITE,3,raw_mov_l_bRr,(R4 d, R4 s, IMM offset))
{
	ADDR32 MOVLrm(s, offset, d, X86_NOREG, 1);
}

LOWFUNC(NONE,WRITE,3,raw_mov_w_bRr,(R4 d, R2 s, IMM offset))
{
	ADDR32 MOVWrm(s, offset, d, X86_NOREG, 1);
}

LOWFUNC(NONE,WRITE,3,raw_mov_b_bRr,(R4 d, R1 s, IMM offset))
{
	ADDR32 MOVBrm(s, offset, d, X86_NOREG, 1);
}

LOWFUNC(NONE,NONE,1,raw_bswap_32,(RW4 r))
{
	BSWAPLr(r);
}

LOWFUNC(WRITE,NONE,1,raw_bswap_16,(RW2 r))
{
	ROLWir(8, r);
}

LOWFUNC(NONE,NONE,2,raw_mov_l_rr,(W4 d, R4 s))
{
	MOVLrr(s, d);
}

LOWFUNC(NONE,WRITE,2,raw_mov_l_mr,(IMM d, R4 s))
{
	ADDR32 MOVLrm(s, d, X86_NOREG, X86_NOREG, 1);
}

LOWFUNC(NONE,WRITE,2,raw_mov_w_mr,(IMM d, R2 s))
{
	ADDR32 MOVWrm(s, d, X86_NOREG, X86_NOREG, 1);
}

LOWFUNC(NONE,READ,2,raw_mov_w_rm,(W2 d, IMM s))
{
	ADDR32 MOVWmr(s, X86_NOREG, X86_NOREG, 1, d);
}

LOWFUNC(NONE,WRITE,2,raw_mov_b_mr,(IMM d, R1 s))
{
	ADDR32 MOVBrm(s, d, X86_NOREG, X86_NOREG, 1);
}

LOWFUNC(NONE,READ,2,raw_mov_b_rm,(W1 d, IMM s))
{
	ADDR32 MOVBmr(s, X86_NOREG, X86_NOREG, 1, d);
}

LOWFUNC(NONE,NONE,2,raw_mov_l_ri,(W4 d, IMM s))
{
	MOVLir(s, d);
}

LOWFUNC(NONE,NONE,2,raw_mov_w_ri,(W2 d, IMM s))
{
	MOVWir(s, d);
}

LOWFUNC(NONE,NONE,2,raw_mov_b_ri,(W1 d, IMM s))
{
	MOVBir(s, d);
}

LOWFUNC(RMW,RMW,2,raw_adc_l_mi,(MEMRW d, IMM s))
{
	ADDR32 ADCLim(s, d, X86_NOREG, X86_NOREG, 1);
}

LOWFUNC(WRITE,RMW,2,raw_add_l_mi,(IMM d, IMM s)) 
{
	ADDR32 ADDLim(s, d, X86_NOREG, X86_NOREG, 1);
}

LOWFUNC(WRITE,RMW,2,raw_add_w_mi,(IMM d, IMM s)) 
{
	ADDR32 ADDWim(s, d, X86_NOREG, X86_NOREG, 1);
}

LOWFUNC(WRITE,RMW,2,raw_add_b_mi,(IMM d, IMM s)) 
{
	ADDR32 ADDBim(s, d, X86_NOREG, X86_NOREG, 1);
}

LOWFUNC(WRITE,NONE,2,raw_test_l_ri,(R4 d, IMM i))
{
	TESTLir(i, d);
}

LOWFUNC(WRITE,NONE,2,raw_test_l_rr,(R4 d, R4 s))
{
	TESTLrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_test_w_rr,(R2 d, R2 s))
{
	TESTWrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_test_b_rr,(R1 d, R1 s))
{
	TESTBrr(s, d);
}

LOWFUNC(WRITE,READ,2,raw_test_b_mi,(IMM d, IMM s))
{
	ADDR32 TESTBim(s, d, X86_NOREG, X86_NOREG, 1);
}

LOWFUNC(WRITE,NONE,2,raw_xor_l_ri,(RW4 d, IMM i))
{
	XORLir(i, d);
}

LOWFUNC(WRITE,NONE,2,raw_and_l_ri,(RW4 d, IMM i))
{
	ANDLir(i, d);
}

LOWFUNC(WRITE,NONE,2,raw_and_w_ri,(RW2 d, IMM i))
{
	ANDWir(i, d);
}

LOWFUNC(WRITE,NONE,2,raw_and_l,(RW4 d, R4 s))
{
	ANDLrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_and_w,(RW2 d, R2 s))
{
	ANDWrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_and_b,(RW1 d, R1 s))
{
	ANDBrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_or_l_ri,(RW4 d, IMM i))
{
	ORLir(i, d);
}

LOWFUNC(WRITE,NONE,2,raw_or_l,(RW4 d, R4 s))
{
	ORLrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_or_w,(RW2 d, R2 s))
{
	ORWrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_or_b,(RW1 d, R1 s))
{
	ORBrr(s, d);
}

LOWFUNC(RMW,NONE,2,raw_adc_l,(RW4 d, R4 s))
{
	ADCLrr(s, d);
}

LOWFUNC(RMW,NONE,2,raw_adc_w,(RW2 d, R2 s))
{
	ADCWrr(s, d);
}

LOWFUNC(RMW,NONE,2,raw_adc_b,(RW1 d, R1 s))
{
	ADCBrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_add_l,(RW4 d, R4 s))
{
	ADDLrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_add_w,(RW2 d, R2 s))
{
	ADDWrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_add_b,(RW1 d, R1 s))
{
	ADDBrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_sub_l_ri,(RW4 d, IMM i))
{
	SUBLir(i, d);
}

LOWFUNC(WRITE,NONE,2,raw_sub_b_ri,(RW1 d, IMM i))
{
	SUBBir(i, d);
}

LOWFUNC(WRITE,NONE,2,raw_add_l_ri,(RW4 d, IMM i))
{
	ADDLir(i, d);
}

LOWFUNC(WRITE,NONE,2,raw_add_w_ri,(RW2 d, IMM i))
{
	ADDWir(i, d);
}

LOWFUNC(WRITE,NONE,2,raw_add_b_ri,(RW1 d, IMM i))
{
	ADDBir(i, d);
}

LOWFUNC(RMW,NONE,2,raw_sbb_l,(RW4 d, R4 s))
{
	SBBLrr(s, d);
}

LOWFUNC(RMW,NONE,2,raw_sbb_w,(RW2 d, R2 s))
{
	SBBWrr(s, d);
}

LOWFUNC(RMW,NONE,2,raw_sbb_b,(RW1 d, R1 s))
{
	SBBBrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_sub_l,(RW4 d, R4 s))
{
	SUBLrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_sub_w,(RW2 d, R2 s))
{
	SUBWrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_sub_b,(RW1 d, R1 s))
{
	SUBBrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_cmp_l,(R4 d, R4 s))
{
	CMPLrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_cmp_l_ri,(R4 r, IMM i))
{
	CMPLir(i, r);
}

LOWFUNC(WRITE,NONE,2,raw_cmp_w,(R2 d, R2 s))
{
	CMPWrr(s, d);
}

LOWFUNC(WRITE,READ,2,raw_cmp_b_mi,(MEMR d, IMM s))
{
	ADDR32 CMPBim(s, d, X86_NOREG, X86_NOREG, 1);
}

LOWFUNC(WRITE,NONE,2,raw_cmp_b_ri,(R1 d, IMM i))
{
	CMPBir(i, d);
}

LOWFUNC(WRITE,NONE,2,raw_cmp_b,(R1 d, R1 s))
{
	CMPBrr(s, d);
}

LOWFUNC(WRITE,READ,4,raw_cmp_l_rm_indexed,(R4 d, IMM offset, R4 index, IMM factor))
{
	ADDR32 CMPLmr(offset, X86_NOREG, index, factor, d);
}

LOWFUNC(WRITE,NONE,2,raw_xor_l,(RW4 d, R4 s))
{
	XORLrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_xor_w,(RW2 d, R2 s))
{
	XORWrr(s, d);
}

LOWFUNC(WRITE,NONE,2,raw_xor_b,(RW1 d, R1 s))
{
	XORBrr(s, d);
}

LOWFUNC(WRITE,RMW,2,raw_sub_l_mi,(MEMRW d, IMM s))
{
	ADDR32 SUBLim(s, d, X86_NOREG, X86_NOREG, 1);
}

LOWFUNC(WRITE,READ,2,raw_cmp_l_mi,(MEMR d, IMM s))
{
	ADDR32 CMPLim(s, d, X86_NOREG, X86_NOREG, 1);
}

LOWFUNC(NONE,NONE,2,raw_xchg_l_rr,(RW4 r1, RW4 r2))
{
	XCHGLrr(r2, r1);
}

LOWFUNC(NONE,NONE,2,raw_xchg_b_rr,(RW4 r1, RW4 r2))
{
	XCHGBrr(r2, r1);
}

LOWFUNC(READ,WRITE,0,raw_pushfl,(void))
{
	PUSHF();
}

LOWFUNC(WRITE,READ,0,raw_popfl,(void))
{
	POPF();
}

/* Generate floating-point instructions */
static inline void x86_fadd_m(MEMR s)
{
	ADDR32 FADDLm(s,X86_NOREG,X86_NOREG,1);
}


/*************************************************************************
 * Unoptimizable stuff --- jump                                          *
 *************************************************************************/

static inline void raw_call_r(R4 r)
{
	CALLsr(r);
}

static inline void raw_call_m_indexed(uae_u32 base, uae_u32 r, uae_u32 m)
{
	ADDR32 CALLsm(base, X86_NOREG, r, m);
}

static inline void raw_jmp_r(R4 r)
{
	JMPsr(r);
}

static inline void raw_jmp_m_indexed(uae_u32 base, uae_u32 r, uae_u32 m)
{
	ADDR32 JMPsm(base, X86_NOREG, r, m);
}

static inline void raw_jmp_m(uae_u32 base)
{
	emit_byte(0xff);
	emit_byte(0x25);
	emit_long(base);
}


static inline void raw_call(uae_u32 t)
{
	ADDR32 CALLm(t);
}

static inline void raw_jmp(uae_u32 t)
{
	ADDR32 JMPm(t);
}

static inline void raw_jcc_l_oponly(int cc)
{
	emit_byte(0x0f);
	emit_byte(0x80+cc);
}

static inline void raw_jz_l_oponly(void)
{
	raw_jcc_l_oponly(NATIVE_CC_EQ);
}

static inline void raw_jnz_l_oponly(void)
{
	raw_jcc_l_oponly(NATIVE_CC_NE);
}

static inline void raw_jl(uae_u32 t)
{
	raw_jcc_l_oponly(NATIVE_CC_LT);
	emit_long(t-(uae_u32)JITPTR target-4);
}

static inline void raw_jz(uae_u32 t)
{
	raw_jz_l_oponly();
	emit_long(t-(uae_u32)JITPTR target-4);
}

static inline void raw_jnz(uae_u32 t)
{
	raw_jnz_l_oponly();
	emit_long(t-(uae_u32)JITPTR target-4);
}

static inline void raw_jcc_b_oponly(int cc)
{
	emit_byte(0x70+cc);
}

static inline void raw_jnz_b_oponly(void)
{
	raw_jcc_b_oponly(NATIVE_CC_NE);
}

static inline void raw_jz_b_oponly(void)
{
	raw_jcc_b_oponly(NATIVE_CC_EQ);
}

static inline void raw_jmp_l_oponly(void)
{
	emit_byte(0xe9);
}

static inline void raw_jmp_b_oponly(void)
{
	emit_byte(0xeb);
}

static inline void raw_ret(void)
{
	emit_byte(0xc3);
}

static inline void raw_emit_nop(void)
{
	emit_byte(0x90);
}

static inline void raw_emit_nop_filler(int nbytes)
{

#if defined(CPU_x86_64)
  /* The recommended way to pad 64bit code is to use NOPs preceded by
     maximally four 0x66 prefixes.  Balance the size of nops.  */
  static const uae_u8 prefixes[4] = { 0x66, 0x66, 0x66, 0x66 };
  if (nbytes == 0)
	  return;

  int i;
  int nnops = (nbytes + 3) / 4;
  int len = nbytes / nnops;
  int remains = nbytes - nnops * len;

  for (i = 0; i < remains; i++) {
	  emit_block(prefixes, len);
	  raw_emit_nop();
  }
  for (; i < nnops; i++) {
	  emit_block(prefixes, len - 1);
	  raw_emit_nop();
  }
#else
  /* Source: GNU Binutils 2.12.90.0.15 */
  /* Various efficient no-op patterns for aligning code labels.
     Note: Don't try to assemble the instructions in the comments.
     0L and 0w are not legal.  */
  static const uae_u8 f32_1[] =
	{0x90}; 								/* nop					*/
  static const uae_u8 f32_2[] =
	{0x89,0xf6};							/* movl %esi,%esi		*/
  static const uae_u8 f32_3[] =
	{0x8d,0x76,0x00};						/* leal 0(%esi),%esi	*/
  static const uae_u8 f32_4[] =
	{0x8d,0x74,0x26,0x00};					/* leal 0(%esi,1),%esi	*/
  static const uae_u8 f32_5[] =
	{0x90,									/* nop					*/
	 0x8d,0x74,0x26,0x00};					/* leal 0(%esi,1),%esi	*/
  static const uae_u8 f32_6[] =
	{0x8d,0xb6,0x00,0x00,0x00,0x00};		/* leal 0L(%esi),%esi	*/
  static const uae_u8 f32_7[] =
	{0x8d,0xb4,0x26,0x00,0x00,0x00,0x00};	/* leal 0L(%esi,1),%esi */
  static const uae_u8 f32_8[] =
	{0x90,									/* nop					*/
	 0x8d,0xb4,0x26,0x00,0x00,0x00,0x00};	/* leal 0L(%esi,1),%esi */
  static const uae_u8 f32_9[] =
	{0x89,0xf6, 							/* movl %esi,%esi		*/
	 0x8d,0xbc,0x27,0x00,0x00,0x00,0x00};	/* leal 0L(%edi,1),%edi */
  static const uae_u8 f32_10[] =
	{0x8d,0x76,0x00,						/* leal 0(%esi),%esi	*/
	 0x8d,0xbc,0x27,0x00,0x00,0x00,0x00};	/* leal 0L(%edi,1),%edi */
  static const uae_u8 f32_11[] =
	{0x8d,0x74,0x26,0x00,					/* leal 0(%esi,1),%esi	*/
	 0x8d,0xbc,0x27,0x00,0x00,0x00,0x00};	/* leal 0L(%edi,1),%edi */
  static const uae_u8 f32_12[] =
	{0x8d,0xb6,0x00,0x00,0x00,0x00, 		/* leal 0L(%esi),%esi	*/
	 0x8d,0xbf,0x00,0x00,0x00,0x00};		/* leal 0L(%edi),%edi	*/
  static const uae_u8 f32_13[] =
	{0x8d,0xb6,0x00,0x00,0x00,0x00, 		/* leal 0L(%esi),%esi	*/
	 0x8d,0xbc,0x27,0x00,0x00,0x00,0x00};	/* leal 0L(%edi,1),%edi */
  static const uae_u8 f32_14[] =
	{0x8d,0xb4,0x26,0x00,0x00,0x00,0x00,	/* leal 0L(%esi,1),%esi */
	 0x8d,0xbc,0x27,0x00,0x00,0x00,0x00};	/* leal 0L(%edi,1),%edi */
  static const uae_u8 f32_15[] =
	{0xeb,0x0d,0x90,0x90,0x90,0x90,0x90,	/* jmp .+15; lotsa nops */
	 0x90,0x90,0x90,0x90,0x90,0x90,0x90,0x90};
  static const uae_u8 f32_16[] =
	{0xeb,0x0d,0x90,0x90,0x90,0x90,0x90,	/* jmp .+15; lotsa nops */
	 0x90,0x90,0x90,0x90,0x90,0x90,0x90,0x90,0x90};
  static const uae_u8 *const f32_patt[] = {
	f32_1, f32_2, f32_3, f32_4, f32_5, f32_6, f32_7, f32_8,
	f32_9, f32_10, f32_11, f32_12, f32_13, f32_14, f32_15
  };

  int nloops = nbytes / 16;
  while (nloops-- > 0)
	emit_block(f32_16, sizeof(f32_16));

  nbytes %= 16;
  if (nbytes)
	emit_block(f32_patt[nbytes - 1], nbytes);
#endif
}


/*************************************************************************
 * Flag handling, to and fro UAE flag register                           *
 *************************************************************************/

static inline void raw_flags_evicted(int r)
{
	//live.state[FLAGTMP].status=CLEAN;
	live.state[FLAGTMP].status=INMEM;
	live.state[FLAGTMP].realreg=-1;
	/* We just "evicted" FLAGTMP. */
	if (live.nat[r].nholds!=1) {
		/* Huh? */
		abort();
	}
	live.nat[r].nholds=0;
}

#define FLAG_NREG1_FLAGREG EAX_INDEX  /* Set to -1 if any register will do */
static inline void raw_flags_to_reg_FLAGREG(int r)
{
	raw_lahf(0);  /* Most flags in AH */
	//raw_setcc(r,0); /* V flag in AL */
	raw_setcc_m(JITPTR live.state[FLAGTMP].mem,0);

#if 1   /* Let's avoid those nasty partial register stalls */
	//raw_mov_b_mr(JITPTR live.state[FLAGTMP].mem,r);
	raw_mov_b_mr((JITPTR live.state[FLAGTMP].mem)+1,AH_INDEX);
	raw_flags_evicted(r);
#endif
}

#define FLAG_NREG2_FLAGREG EAX_INDEX  /* Set to -1 if any register will do */
static inline void raw_reg_to_flags_FLAGREG(int r)
{
	raw_cmp_b_ri(r,-127); /* set V */
	raw_sahf(0);
}

#define FLAG_NREG3_FLAGREG EAX_INDEX  /* Set to -1 if any register will do */
static __inline__ void raw_flags_set_zero_FLAGREG(int s, int tmp)
{
	raw_mov_l_rr(tmp,s);
	raw_lahf(s); /* flags into ah */
	SETOr(X86_AL); /* V flag into al */
	raw_and_l_ri(s,0xffffbfff);
	raw_and_l_ri(tmp,0x00004000);
	raw_xor_l_ri(tmp,0x00004000);
	raw_or_l(s,tmp);
	raw_cmp_b_ri(X86_AL,-127); /* set V */
	raw_sahf(s);
}

static inline void raw_flags_init_FLAGREG(void) { }

#define FLAG_NREG1_FLAGSTK -1  /* Set to -1 if any register will do */
static inline void raw_flags_to_reg_FLAGSTK(int r)
{
	raw_pushfl();
	raw_pop_l_r(r);
	raw_mov_l_mr(JITPTR live.state[FLAGTMP].mem,r);
	raw_flags_evicted(r);
}

#define FLAG_NREG2_FLAGSTK -1  /* Set to -1 if any register will do */
static inline void raw_reg_to_flags_FLAGSTK(int r)
{
	raw_push_l_r(r);
	raw_popfl();
}

#define FLAG_NREG3_FLAGSTK -1  /* Set to -1 if any register will do */
static inline void raw_flags_set_zero_FLAGSTK(int s, int tmp)
{
	raw_mov_l_rr(tmp,s);
	raw_pushfl();
	raw_pop_l_r(s);
	raw_and_l_ri(s,0xffffffbf);
	raw_and_l_ri(tmp,0x00000040);
	raw_xor_l_ri(tmp,0x00000040);
	raw_or_l(s,tmp);
	raw_push_l_r(s);
	raw_popfl();
}

static inline void raw_flags_init_FLAGSTK(void) { }

#if defined(CPU_x86_64)

#ifndef SAHF_SETO_PROFITABLE
#error x64 JIT requires SAHF_SETO_PROFITABLE
#endif

/* Try to use the LAHF/SETO method on x86_64 since it is faster.
   This can't be the default because some older CPUs don't support
   LAHF/SAHF in long mode.  */
static int FLAG_NREG1_FLAGGEN = EAX_INDEX;
static inline void raw_flags_to_reg_FLAGGEN(int r)
{
	if (have_lahf_lm) {
		// NOTE: the interpreter uses the normal EFLAGS layout
		//  pushf/popf CF(0) ZF( 6) SF( 7) OF(11)
		//  sahf/lahf  CF(8) ZF(14) SF(15) OF( 0)
		assert(r == 0);
		raw_setcc(r,0); 				/* V flag in AL */
		raw_lea_l_r_scaled(0,0,8);		/* move it to its EFLAGS location */
		raw_mov_b_mr((JITPTR live.state[FLAGTMP].mem)+1,0);
		raw_lahf(0);					/* most flags in AH */
		raw_mov_b_mr(JITPTR live.state[FLAGTMP].mem,AH_INDEX);
		raw_flags_evicted(r);
	}
	else
		raw_flags_to_reg_FLAGSTK(r);
}

static int FLAG_NREG2_FLAGGEN = EAX_INDEX;
static inline void raw_reg_to_flags_FLAGGEN(int r)
{
	if (have_lahf_lm) {
		raw_xchg_b_rr(0,AH_INDEX);
		raw_cmp_b_ri(r,-120); /* set V */
		raw_sahf(0);
	}
	else
		raw_reg_to_flags_FLAGSTK(r);
}

static int FLAG_NREG3_FLAGGEN = EAX_INDEX;
static inline void raw_flags_set_zero_FLAGGEN(int s, int tmp)
{
	if (have_lahf_lm)
		raw_flags_set_zero_FLAGREG(s, tmp);
	else
		raw_flags_set_zero_FLAGSTK(s, tmp);
}

static inline void raw_flags_init_FLAGGEN(void)
{
	if (have_lahf_lm) {
		FLAG_NREG1_FLAGGEN = FLAG_NREG1_FLAGREG;
		FLAG_NREG2_FLAGGEN = FLAG_NREG2_FLAGREG;
		FLAG_NREG3_FLAGGEN = FLAG_NREG3_FLAGREG;
	}
	else {
		FLAG_NREG1_FLAGGEN = FLAG_NREG1_FLAGSTK;
		FLAG_NREG2_FLAGGEN = FLAG_NREG2_FLAGSTK;
		FLAG_NREG3_FLAGGEN = FLAG_NREG3_FLAGSTK;
	}
}
#endif

#ifdef SAHF_SETO_PROFITABLE
#define FLAG_SUFFIX FLAGREG
#elif defined CPU_x86_64
#define FLAG_SUFFIX FLAGGEN
#else
#define FLAG_SUFFIX FLAGSTK
#endif

#define FLAG_GLUE_2(x, y)		x ## _ ## y
#define FLAG_GLUE_1(x, y)		FLAG_GLUE_2(x, y)
#define FLAG_GLUE(x)			FLAG_GLUE_1(x, FLAG_SUFFIX)

#define raw_flags_init			FLAG_GLUE(raw_flags_init)
#define FLAG_NREG1				FLAG_GLUE(FLAG_NREG1)
#define raw_flags_to_reg		FLAG_GLUE(raw_flags_to_reg)
#define FLAG_NREG2				FLAG_GLUE(FLAG_NREG2)
#define raw_reg_to_flags		FLAG_GLUE(raw_reg_to_flags)
#define FLAG_NREG3				FLAG_GLUE(FLAG_NREG3)
#define raw_flags_set_zero		FLAG_GLUE(raw_flags_set_zero)

/* Apparently, there are enough instructions between flag store and
   flag reload to avoid the partial memory stall */
static inline void raw_load_flagreg(uae_u32 target)
{
	/* attention: in 64bit mode, relies on LITTE_ENDIANESS of regflags.cznv */
	raw_mov_l_rm(target,JITPTR live.state[FLAGTMP].mem);
}

static inline void raw_load_flagx(uae_u32 target)
{
#if FLAGBIT_X < 8
	if (live.nat[target].canbyte)
		raw_mov_b_rm(target,JITPTR live.state[FLAGX].mem);
	else
#endif
	if (live.nat[target].canword)
		raw_mov_w_rm(target,JITPTR live.state[FLAGX].mem);
	else
		raw_mov_l_rm(target,JITPTR live.state[FLAGX].mem);
}

static inline void raw_dec_sp(int off)
{
	if (off) {
#ifdef CPU_x86_64
		emit_byte(0x48); /* REX prefix */
#endif
		raw_sub_l_ri(ESP_INDEX,off);
	}
}

static inline void raw_inc_sp(int off)
{
	if (off) {
#ifdef CPU_x86_64
		emit_byte(0x48); /* REX prefix */
#endif
		raw_add_l_ri(ESP_INDEX,off);
	}
}

static inline void raw_push_regs_to_preserve(void) {
	for (int i=N_REGS;i--;) {
		if (need_to_preserve[i])
			raw_push_l_r(i);
	}
}

static inline void raw_pop_preserved_regs(void) {
	for (int i=0;i<N_REGS;i++) {
		if (need_to_preserve[i])
			raw_pop_l_r(i);
	}
}

/*************************************************************************
 * Handling mistaken direct memory access (removed from ARAnyM sources)  *
 *************************************************************************/

#ifdef UAE
#include "exception_handler.c"
#endif

#ifdef UAE
static
#endif
void compiler_status() {
	jit_log("compiled code starts at %p, current at %p (size 0x%x)", compiled_code, current_compile_p, (unsigned int)(current_compile_p - compiled_code));
}

/*************************************************************************
 * Checking for CPU features                                             *
 *************************************************************************/

struct cpuinfo_x86 {
	uae_u8	x86;			// CPU family
	uae_u8	x86_vendor;		// CPU vendor
	uae_u8	x86_processor;	// CPU canonical processor type
	uae_u8	x86_brand_id;	// CPU BrandID if supported, yield 0 otherwise
	uae_u32	x86_hwcap;
	uae_u8	x86_model;
	uae_u8	x86_mask;
	bool	x86_has_xmm2;
	int		cpuid_level;	// Maximum supported CPUID level, -1=no CPUID
	char	x86_vendor_id[16];
	uintptr	x86_clflush_size;
};
struct cpuinfo_x86 cpuinfo;

enum {
	X86_VENDOR_INTEL		= 0,
	X86_VENDOR_CYRIX		= 1,
	X86_VENDOR_AMD			= 2,
	X86_VENDOR_UMC			= 3,
	X86_VENDOR_NEXGEN		= 4,
	X86_VENDOR_CENTAUR		= 5,
	X86_VENDOR_RISE			= 6,
	X86_VENDOR_TRANSMETA	= 7,
	X86_VENDOR_NSC			= 8,
	X86_VENDOR_UNKNOWN		= 0xff
};

enum {
	X86_PROCESSOR_I386,						/* 80386 */
	X86_PROCESSOR_I486,						/* 80486DX, 80486SX, 80486DX[24] */
	X86_PROCESSOR_PENTIUM,
	X86_PROCESSOR_PENTIUMPRO,
	X86_PROCESSOR_K6,
	X86_PROCESSOR_ATHLON,
	X86_PROCESSOR_PENTIUM4,
	X86_PROCESSOR_X86_64,
	X86_PROCESSOR_max
};

#if defined(UAE) || (defined(DEBUG) && DEBUG)
static const char * x86_processor_string_table[X86_PROCESSOR_max] = {
	"80386",
	"80486",
	"Pentium",
	"PentiumPro",
	"K6",
	"Athlon",
	"Pentium4",
	"x86-64"
};
#endif

static struct ptt {
	const int align_loop;
	const int align_loop_max_skip;
	const int align_jump;
	const int align_jump_max_skip;
	const int align_func;
}
x86_alignments[X86_PROCESSOR_max] = {
	{  4,  3,  4,  3,  4 },
	{ 16, 15, 16, 15, 16 },
	{ 16,  7, 16,  7, 16 },
	{ 16, 15, 16,  7, 16 },
	{ 32,  7, 32,  7, 32 },
	{ 16,  7, 16,  7, 16 },
	{  0,  0,  0,  0,  0 },
	{ 16,  7, 16,  7, 16 }
};

static void x86_get_cpu_vendor(struct cpuinfo_x86 *c)
{
	char *v = c->x86_vendor_id;

	if (!strcmp(v, "GenuineIntel"))
		c->x86_vendor = X86_VENDOR_INTEL;
	else if (!strcmp(v, "AuthenticAMD"))
		c->x86_vendor = X86_VENDOR_AMD;
	else if (!strcmp(v, "CyrixInstead"))
		c->x86_vendor = X86_VENDOR_CYRIX;
	else if (!strcmp(v, "Geode by NSC"))
		c->x86_vendor = X86_VENDOR_NSC;
	else if (!strcmp(v, "UMC UMC UMC "))
		c->x86_vendor = X86_VENDOR_UMC;
	else if (!strcmp(v, "CentaurHauls"))
		c->x86_vendor = X86_VENDOR_CENTAUR;
	else if (!strcmp(v, "NexGenDriven"))
		c->x86_vendor = X86_VENDOR_NEXGEN;
	else if (!strcmp(v, "RiseRiseRise"))
		c->x86_vendor = X86_VENDOR_RISE;
	else if (!strcmp(v, "GenuineTMx86") || !strcmp(v, "TransmetaCPU"))
		c->x86_vendor = X86_VENDOR_TRANSMETA;
	else
		c->x86_vendor = X86_VENDOR_UNKNOWN;
}

/*
 * Generic CPUID function
 * clear %ecx since some cpus (Cyrix MII) do not set or clear %ecx
 * resulting in stale register contents being returned.
 */
/* Some CPUID calls want 'count' to be placed in ecx */
#ifdef __GNUC__
static void cpuid_count(uae_u32 op, uae_u32 count, uae_u32 *eax, uae_u32 *ebx, uae_u32 *ecx, uae_u32 *edx)
{
	uae_u32 _eax, _ebx, _ecx, _edx;
	_eax = op;
	_ecx = count;
	__asm__ __volatile__(
	"   movl %0,%%eax \n"
	"   movl %2,%%ecx \n"
	"	cpuid \n"
	"   movl %%eax,%0 \n"
	"   movl %%ebx,%1 \n"
	"   movl %%ecx,%2 \n"
	"   movl %%edx,%3 \n"
		: "+m" (_eax),
		  "=m" (_ebx),
		  "+m" (_ecx),
		  "=m" (_edx)
		:
		: "eax", "ebx", "ecx", "edx");
	*eax = _eax;
	*ebx = _ebx;
	*ecx = _ecx;
	*edx = _edx;
}
#endif

#ifdef _MSC_VER
#include <intrin.h>
static void cpuid_count(uae_u32 op, uae_u32 count, uae_u32 *eax, uae_u32 *ebx, uae_u32 *ecx, uae_u32 *edx)
{
	int cpuinfo[4];
	cpuinfo[0] = op;
	cpuinfo[1] = 0;
	cpuinfo[2] = count;
	cpuinfo[3] = 0;
	__cpuidex(cpuinfo, op, count);
	*eax = cpuinfo[0];
	*ebx = cpuinfo[1];
	*ecx = cpuinfo[2];
	*edx = cpuinfo[3];
}
#endif

static void
cpuid(uae_u32 op, uae_u32 *eax, uae_u32 *ebx, uae_u32 *ecx, uae_u32 *edx)
{
	cpuid_count(op, 0, eax, ebx, ecx, edx);
}

static void raw_init_cpu(void)
{
	struct cpuinfo_x86 *c = &cpuinfo;
	uae_u32 dummy;

	/* Defaults */
	c->x86_processor = X86_PROCESSOR_max;
	c->x86_vendor = X86_VENDOR_UNKNOWN;
	c->cpuid_level = -1;				/* CPUID not detected */
	c->x86_model = c->x86_mask = 0;	/* So far unknown... */
	c->x86_vendor_id[0] = '\0';		/* Unset */
	c->x86_hwcap = 0;
#ifdef CPU_x86_64
	c->x86_clflush_size = 64;
#else
	c->x86_clflush_size = 32;
#endif

	/* Get vendor name */
	c->x86_vendor_id[12] = '\0';
	cpuid(0x00000000,
		(uae_u32 *)&c->cpuid_level,
		(uae_u32 *)&c->x86_vendor_id[0],
		(uae_u32 *)&c->x86_vendor_id[8],
		(uae_u32 *)&c->x86_vendor_id[4]);
	x86_get_cpu_vendor(c);

	/* Intel-defined flags: level 0x00000001 */
	c->x86_brand_id = 0;
	if ( c->cpuid_level >= 0x00000001 ) {
		uae_u32 tfms, brand_id;
		cpuid(0x00000001, &tfms, &brand_id, &dummy, &c->x86_hwcap);
		c->x86 = (tfms >> 8) & 15;
		if (c->x86 == 0xf)
			c->x86 += (tfms >> 20) & 0xff; /* extended family */
		c->x86_model = (tfms >> 4) & 15;
		if (c->x86_model == 0xf)
			c->x86_model |= (tfms >> 12) & 0xf0; /* extended model */
		c->x86_brand_id = brand_id & 0xff;
		c->x86_mask = tfms & 15;
		if (c->x86_hwcap & (1 << 19))
		{
			c->x86_clflush_size = ((brand_id >> 8) & 0xff) * 8;
		}
	} else {
		/* Have CPUID level 0 only - unheard of */
		c->x86 = 4;
	}

	/* AMD-defined flags: level 0x80000001 */
	uae_u32 xlvl;
	cpuid(0x80000000, &xlvl, &dummy, &dummy, &dummy);
	if ( (xlvl & 0xffff0000) == 0x80000000 ) {
		if ( xlvl >= 0x80000001 ) {
			uae_u32 features, extra_features;
			cpuid(0x80000001, &dummy, &dummy, &extra_features, &features);
			if (features & (1 << 29)) {
				/* Assume x86-64 if long mode is supported */
				c->x86_processor = X86_PROCESSOR_X86_64;
			}
			if (extra_features & (1 << 0))
				have_lahf_lm = true;
		}
	}

	/* Canonicalize processor ID */
	switch (c->x86) {
	case 3:
		c->x86_processor = X86_PROCESSOR_I386;
		break;
	case 4:
		c->x86_processor = X86_PROCESSOR_I486;
		break;
	case 5:
		if (c->x86_vendor == X86_VENDOR_AMD)
			c->x86_processor = X86_PROCESSOR_K6;
		else
			c->x86_processor = X86_PROCESSOR_PENTIUM;
		break;
	case 6:
		if (c->x86_vendor == X86_VENDOR_AMD)
			c->x86_processor = X86_PROCESSOR_ATHLON;
		else
			c->x86_processor = X86_PROCESSOR_PENTIUMPRO;
		break;
	case 15:
		if (c->x86_processor == X86_PROCESSOR_max) {
			switch (c->x86_vendor) {
			case X86_VENDOR_INTEL:
				c->x86_processor = X86_PROCESSOR_PENTIUM4;
				break;
			case X86_VENDOR_AMD:
				/* Assume a 32-bit Athlon processor if not in long mode */
				c->x86_processor = X86_PROCESSOR_ATHLON;
				break;
			}
		}
		break;
	}
	if (c->x86_processor == X86_PROCESSOR_max) {
		c->x86_processor = X86_PROCESSOR_I386;
		jit_log("Error: unknown processor type");
		jit_log("  Family  : %d", c->x86);
		jit_log("  Model   : %d", c->x86_model);
		jit_log("  Mask    : %d", c->x86_mask);
		jit_log("  Vendor  : %s [%d]", c->x86_vendor_id, c->x86_vendor);
		if (c->x86_brand_id)
		{
			jit_log("  BrandID : %02x", c->x86_brand_id);
		}
	}

	/* Have CMOV support? */
	have_cmov = (c->x86_hwcap & (1 << 15)) != 0;
#if defined(CPU_x86_64)
	if (!have_cmov) {
		jit_abort("x86-64 implementations are bound to have CMOV!");
	}
#endif

	c->x86_has_xmm2 = (c->x86_hwcap & (1 << 26)) != 0;

	/* Can the host CPU suffer from partial register stalls? */
	// non-RAT_STALL mode is currently broken
	have_rat_stall = true; //(c->x86_vendor == X86_VENDOR_INTEL);
#if 0
	/* It appears that partial register writes are a bad idea even on
	   AMD K7 cores, even though they are not supposed to have the
	   dreaded rat stall. Why? Anyway, that's why we lie about it ;-) */
	if (c->x86_processor == X86_PROCESSOR_ATHLON)
		have_rat_stall = true;
#endif

	/* Alignments */
	if (tune_alignment) {
		align_loops = x86_alignments[c->x86_processor].align_loop;
		align_jumps = x86_alignments[c->x86_processor].align_jump;
	}

	jit_log("<JIT compiler> : Max CPUID level=%d Processor is %s [%s]",
			c->cpuid_level, c->x86_vendor_id,
			x86_processor_string_table[c->x86_processor]);

	raw_flags_init();
}

#ifndef UAE
static void __attribute_noinline__ prevent_redzone_use(void) {}

static bool target_check_bsf(void)
{
	bool mismatch = false;
	for (int g_ZF = 0; g_ZF <= 1; g_ZF++) {
		for (int g_CF = 0; g_CF <= 1; g_CF++) {
			for (int g_OF = 0; g_OF <= 1; g_OF++) {
				for (int g_SF = 0; g_SF <= 1; g_SF++) {
					for (int value = -1; value <= 1; value++) {
						uintptr flags = (g_SF << 7) | (g_OF << 11) | (g_ZF << 6) | g_CF;
						intptr tmp = value;
						prevent_redzone_use();
						__asm__ __volatile__ ("push %0; popf; bsf %1,%1; pushf; pop %0"
							: "+r" (flags), "+r" (tmp) : : "cc");
						int OF = (flags >> 11) & 1;
						int SF = (flags >>  7) & 1;
						int ZF = (flags >>  6) & 1;
						int CF = flags & 1;
						tmp = (value == 0);
						if (ZF != tmp || SF != g_SF || OF != g_OF || CF != g_CF)
							mismatch = true;
					}
				}
			}
		}
	}
	if (mismatch)
	{
		jit_log("<JIT compiler> : Target CPU defines all flags on BSF instruction");
	}
	return !mismatch;
}
#endif

/*************************************************************************
 * FPU stuff                                                             *
 *************************************************************************/


static inline void raw_fp_init(void)
{
	int i;

	for (i=0;i<N_FREGS;i++)
		live.spos[i]=-2;
	live.tos=-1;  /* Stack is empty */
}

static inline void raw_fp_cleanup_drop(void)
{
#if 0
	/* using FINIT instead of popping all the entries.
	   Seems to have side effects --- there is display corruption in
	   Quake when this is used */
	if (live.tos>1) {
		emit_byte(0x9b);
		emit_byte(0xdb);
		emit_byte(0xe3);
		live.tos=-1;
	}
#endif
	while (live.tos>=1) {
		emit_byte(0xde);
		emit_byte(0xd9);
		live.tos-=2;
	}
	while (live.tos>=0) {
		emit_byte(0xdd);
		emit_byte(0xd8);
		live.tos--;
	}
	raw_fp_init();
}

static inline void make_tos(int r)
{
	int p,q;

	if (live.spos[r]<0) { /* Register not yet on stack */
		emit_byte(0xd9);
		emit_byte(0xe8);  /* Push '1' on the stack, just to grow it */
		live.tos++;
		live.spos[r]=live.tos;
		live.onstack[live.tos]=r;
		return;
	}
	/* Register is on stack */
	if (live.tos==live.spos[r])
		return;
	p=live.spos[r];
	q=live.onstack[live.tos];

	emit_byte(0xd9);
	emit_byte(0xc8+live.tos-live.spos[r]);  /* exchange it with top of stack */
	live.onstack[live.tos]=r;
	live.spos[r]=live.tos;
	live.onstack[p]=q;
	live.spos[q]=p;
}

static inline void make_tos2(int r, int r2)
{
	int q;

	make_tos(r2); /* Put the reg that's supposed to end up in position2 on top */

	if (live.spos[r]<0) { /* Register not yet on stack */
		make_tos(r); /* This will extend the stack */
		return;
	}
	/* Register is on stack */
	emit_byte(0xd9);
	emit_byte(0xc9); /* Move r2 into position 2 */

	q=live.onstack[live.tos-1];
	live.onstack[live.tos]=q;
	live.spos[q]=live.tos;
	live.onstack[live.tos-1]=r2;
	live.spos[r2]=live.tos-1;

	make_tos(r); /* And r into 1 */
}

static inline int stackpos(int r)
{
	if (live.spos[r]<0)
		abort();
	if (live.tos<live.spos[r]) {
		jit_abort("Looking for spos for fnreg %d",r);
	}
	return live.tos-live.spos[r];
}

/* IMO, calling usereg(r) makes no sense, if the register r should supply our function with
an argument, because I would expect all arguments to be on the stack already, won't they?
Thus, usereg(s) is always useless and also for every FRW d it's too late here now. PeterK
*/
static inline void usereg(int r)
{
	if (live.spos[r]<0)
		make_tos(r);
}

/* This is called with one FP value in a reg *above* tos, which it will
   pop off the stack if necessary */
static inline void tos_make(int r)
{
	if (live.spos[r]<0) {
		live.tos++;
		live.spos[r]=live.tos;
		live.onstack[live.tos]=r;
		return;
	}
	emit_byte(0xdd);
	emit_byte(0xd8+(live.tos+1)-live.spos[r]);  /* store top of stack in reg, and pop it*/
}

/* FP helper functions */
#define DEFINE_OP(NAME, GEN)			\
static inline void raw_##NAME(uintptr m)		\
{						\
	GEN(m, X86_NOREG, X86_NOREG, 1);		\
}
DEFINE_OP(fstl,  FSTLm);
DEFINE_OP(fstpl, FSTPLm);
DEFINE_OP(fldl,  FLDLm);
DEFINE_OP(fildl, FILDLm);
DEFINE_OP(fistl, FISTLm);
DEFINE_OP(flds,  FLDSm);
DEFINE_OP(fsts,  FSTSm);
DEFINE_OP(fstpt, FSTPTm);
DEFINE_OP(fldt,  FLDTm);
DEFINE_OP(fistpl, FISTPLm);
#undef DEFINE_OP

LOWFUNC(NONE,WRITE,2,raw_fmov_mr,(MEMPTRW m, FR r))
{
	make_tos(r);
	raw_fstl(m);
}

LOWFUNC(NONE,WRITE,2,raw_fmov_mr_drop,(MEMPTRW m, FR r))
{
	make_tos(r);
	raw_fstpl(m);
	live.onstack[live.tos]=-1;
	live.tos--;
	live.spos[r]=-2;
}

LOWFUNC(NONE,READ,2,raw_fmov_rm,(FW r, MEMPTRR m))
{
	raw_fldl(m);
	tos_make(r);
}

LOWFUNC(NONE,READ,2,raw_fmovi_rm,(FW r, MEMPTRR m))
{
	raw_fildl(m);
	tos_make(r);
}

LOWFUNC(NONE,WRITE,2,raw_fmovi_mr,(MEMPTRW m, FR r))
{
	make_tos(r);
	raw_fistl(m);
}

LOWFUNC(NONE,WRITE,3,raw_fmovi_mrb,(MEMPTRW m, FR r, double *bounds))
{
	/* Clamp value to the given range and convert to integer. */

	int rs;
	usereg(r);
	rs = stackpos(r)+1;

	/* Lower bound onto stack */
	raw_fldl(JITPTR  &bounds[0]); /* fld double from lower */

	/* Clamp to lower */
	emit_byte(0xdb);
	emit_byte(0xf0+rs); /* fcomi lower,r */
	emit_byte(0x73);
	emit_byte(12);      /* jae to writeback */

	/* Upper bound onto stack */
	emit_byte(0xdd);
	emit_byte(0xd8);	/* fstp st(0) */
	raw_fldl(JITPTR  &bounds[1]); /* fld double from upper */

	/* Clamp to upper */
	emit_byte(0xdb);
	emit_byte(0xf0+rs); /* fcomi upper,r */
	emit_byte(0xdb);
	emit_byte(0xd0+rs); /* fcmovnbe upper,r */

	/* Store to destination */
	raw_fistpl(m);
}

LOWFUNC(NONE,READ,2,raw_fmovs_rm,(FW r, MEMPTRR m))
{
	raw_flds(m);
	tos_make(r);
}

LOWFUNC(NONE,WRITE,2,raw_fmovs_mr,(MEMPTRW m, FR r))
{
	make_tos(r);
	raw_fsts(m);
}

LOWFUNC(NONE,WRITE,2,raw_fmov_ext_mr,(MEMPTRW m, FR r))
{
	int rs;

	/* Stupid x87 can't write a long double to mem without popping the stack! */
	usereg(r);
	rs=stackpos(r);
	emit_byte(0xd9);	/* Get a copy to the top of stack */
	emit_byte(0xc0+rs);

	raw_fstpt(m);	/* store and pop it */
}

LOWFUNC(NONE,WRITE,2,raw_fmov_ext_mr_drop,(MEMPTRW m, FR r))
{
	make_tos(r);
	raw_fstpt(m);	/* store and pop it */
	live.onstack[live.tos]=-1;
	live.tos--;
	live.spos[r]=-2;
}

LOWFUNC(NONE,READ,2,raw_fmov_ext_rm,(FW r, MEMPTRR m))
{
	raw_fldt(m);
	tos_make(r);
}

LOWFUNC(NONE,NONE,1,raw_fmov_pi,(FW r))
{
	emit_byte(0xd9);
	emit_byte(0xeb);
	tos_make(r);
}

LOWFUNC(NONE,NONE,1,raw_fmov_log10_2,(FW r))
{
	emit_byte(0xd9);
	emit_byte(0xec);
	tos_make(r);
}

LOWFUNC(NONE,NONE,1,raw_fmov_log2_e,(FW r))
{
	emit_byte(0xd9);
	emit_byte(0xea);
	tos_make(r);
}

LOWFUNC(NONE,NONE,1,raw_fmov_loge_2,(FW r))
{
	emit_byte(0xd9);
	emit_byte(0xed);
	tos_make(r);
}

LOWFUNC(NONE,NONE,1,raw_fmov_1,(FW r))
{
	emit_byte(0xd9);
	emit_byte(0xe8);
	tos_make(r);
}

LOWFUNC(NONE,NONE,1,raw_fmov_0,(FW r))
{
	emit_byte(0xd9);
	emit_byte(0xee);
	tos_make(r);
}

LOWFUNC(NONE,NONE,2,raw_fmov_rr,(FW d, FR s))
{
	int ds;

	usereg(s);
	ds=stackpos(s);
	if (ds==0 && live.spos[d]>=0) {
		/* source is on top of stack, and we already have the dest */
		int dd=stackpos(d);
		emit_byte(0xdd);
		emit_byte(0xd0+dd);
	}
	else {
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* duplicate source on tos */
		tos_make(d); /* store to destination, pop if necessary */
	}
}

LOWFUNC(NONE,READ,2,raw_fldcw_m_indexed,(R4 index, IMM base))
{
	x86_64_prefix(true, false, NULL, NULL, &index);
	emit_byte(0xd9);
	emit_byte(0xa8 + index);
	emit_long(base);
}

LOWFUNC(NONE,NONE,2,raw_fsqrt_rr,(FW d, FR s))
{
	int ds;

	if (d!=s) {
		usereg(s);
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* duplicate source */
		emit_byte(0xd9);
		emit_byte(0xfa); /* take square root */
		tos_make(d); 	 /* store to destination */
	}
	else {
		make_tos(d);
		emit_byte(0xd9);
		emit_byte(0xfa); /* take square root */
	}
}

LOWFUNC(NONE,NONE,2,raw_fabs_rr,(FW d, FR s))
{
	int ds;

	if (d!=s) {
		usereg(s);
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* duplicate source */
		emit_byte(0xd9);
		emit_byte(0xe1); /* take fabs */
		tos_make(d); 	 /* store to destination */
	}
	else {
		make_tos(d);
		emit_byte(0xd9);
		emit_byte(0xe1); /* take fabs */
	}
}

LOWFUNC(NONE,NONE,2,raw_frndint_rr,(FW d, FR s))
{
	int ds;

	if (d!=s) {
		usereg(s);
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* duplicate source */
		emit_byte(0xd9);
		emit_byte(0xfc); /* take frndint */
		tos_make(d); 	 /* store to destination */
	}
	else {
		make_tos(d);
		emit_byte(0xd9);
		emit_byte(0xfc); /* take frndint */
	}
}

LOWFUNC(NONE,NONE,2,raw_fcos_rr,(FW d, FR s))
{
	int ds;

	if (d!=s) {
		usereg(s);
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* duplicate source */
		emit_byte(0xd9);
		emit_byte(0xff); 	/* take cos */
		tos_make(d); 		/* store to destination */
	}
	else {
		make_tos(d);
		emit_byte(0xd9);
		emit_byte(0xff); 	/* take cos */
	}
}

LOWFUNC(NONE,NONE,2,raw_fsin_rr,(FW d, FR s))
{
	int ds;

	if (d!=s) {
		usereg(s);
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* fld x */
		emit_byte(0xd9);
		emit_byte(0xfe); 	/* fsin sin(x) */
		tos_make(d); 		/* store to destination */
	}
	else {
		make_tos(d);
		emit_byte(0xd9);
		emit_byte(0xfe);    /* fsin y=sin(x) */
	}
}

static const double one = 1;

LOWFUNC(NONE,NONE,2,raw_ftwotox_rr,(FW d, FR s))
{
	int ds;

	usereg(s);
	ds=stackpos(s);
	emit_byte(0xd9);
	emit_byte(0xc0+ds); /* fld x */
	emit_byte(0xd9);
	emit_byte(0xc0);	/* duplicate top of stack. Now up to 8 high */
	emit_byte(0xd9);
	emit_byte(0xfc);    /* frndint int(x) */
	emit_byte(0xd9);
	emit_byte(0xc9);    /* swap top two elements */
	emit_byte(0xd8);
	emit_byte(0xe1);    /* fsub frac(x) = x - int(x) */
	emit_byte(0xd9);
	emit_byte(0xf0);    /* f2xm1 (2^frac(x))-1 */
	x86_fadd_m(JITPTR  &one); /* Add '1' without using extra stack space */
	emit_byte(0xd9);
	emit_byte(0xfd);    /* fscale (2^frac(x))*2^int(x) */
	emit_byte(0xdd);
	emit_byte(0xd9);    /* fstp copy & pop */
	tos_make(d);        /* store y=2^x */
}

LOWFUNC(NONE,NONE,2,raw_fetox_rr,(FW d, FR s))
{
	int ds;

	usereg(s);
	ds=stackpos(s);
	emit_byte(0xd9);
	emit_byte(0xc0+ds); /* duplicate source */
	emit_byte(0xd9);
	emit_byte(0xea);    /* fldl2e log2(e) */
	emit_byte(0xde);
	emit_byte(0xc9);    /* fmulp --- multiply source by log2(e) */

	emit_byte(0xd9);
	emit_byte(0xc0);  /* duplicate top of stack. Now up to 8 high */
	emit_byte(0xd9);
	emit_byte(0xfc);  /* rndint */
	emit_byte(0xd9);
	emit_byte(0xc9);  /* swap top two elements */
	emit_byte(0xd8);
	emit_byte(0xe1);  /* subtract rounded from original */
	emit_byte(0xd9);
	emit_byte(0xf0);  /* f2xm1 */
	x86_fadd_m(JITPTR &one);	/* Add '1' without using extra stack space */
	emit_byte(0xd9);
	emit_byte(0xfd);  /* and scale it */
	emit_byte(0xdd);
	emit_byte(0xd9);  /* take he rounded value off */
	tos_make(d); /* store to destination */
}

LOWFUNC(NONE,NONE,2,raw_flog2_rr,(FW d, FR s))
{
	int ds;

	usereg(s);
	ds=stackpos(s);
	emit_byte(0xd9);
	emit_byte(0xc0+ds); /* duplicate source */
	emit_byte(0xd9);
	emit_byte(0xe8);    /* push '1' */
	emit_byte(0xd9);
	emit_byte(0xc9);    /* swap top two */
	emit_byte(0xd9);
	emit_byte(0xf1);    /* take 1*log2(x) */
	tos_make(d); /* store to destination */
}


LOWFUNC(NONE,NONE,2,raw_fneg_rr,(FW d, FR s))
{
	int ds;

	if (d!=s) {
		usereg(s);
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* duplicate source */
		emit_byte(0xd9);
		emit_byte(0xe0); /* take fchs */
		tos_make(d); /* store to destination */
	}
	else {
		make_tos(d);
		emit_byte(0xd9);
		emit_byte(0xe0); /* take fchs */
	}
}

LOWFUNC(NONE,NONE,2,raw_fadd_rr,(FRW d, FR s))
{
	int ds;

	usereg(s);
	usereg(d);

	if (live.spos[s]==live.tos) {
		/* Source is on top of stack */
		ds=stackpos(d);
		emit_byte(0xdc);
		emit_byte(0xc0+ds); /* add source to dest*/
	}
	else {
		make_tos(d);
		ds=stackpos(s);

		emit_byte(0xd8);
		emit_byte(0xc0+ds); /* add source to dest*/
	}
}

LOWFUNC(NONE,NONE,2,raw_fsub_rr,(FRW d, FR s))
{
	int ds;

	usereg(s);
	usereg(d);

	if (live.spos[s]==live.tos) {
		/* Source is on top of stack */
		ds=stackpos(d);
		emit_byte(0xdc);
		emit_byte(0xe8+ds); /* sub source from dest*/
	}
	else {
		make_tos(d);
		ds=stackpos(s);

		emit_byte(0xd8);
		emit_byte(0xe0+ds); /* sub src from dest */
	}
}

LOWFUNC(NONE,NONE,2,raw_fcmp_rr,(FR d, FR s))
{
	int ds;

	usereg(s);
	usereg(d);

	make_tos(d);
	ds=stackpos(s);

	emit_byte(0xdd);
	emit_byte(0xe0+ds); /* cmp dest with source*/
}

LOWFUNC(NONE,NONE,2,raw_fmul_rr,(FRW d, FR s))
{
	int ds;

	usereg(s);
	usereg(d);

	if (live.spos[s]==live.tos) {
		/* Source is on top of stack */
		ds=stackpos(d);
		emit_byte(0xdc);
		emit_byte(0xc8+ds); /* mul dest by source*/
	}
	else {
		make_tos(d);
		ds=stackpos(s);

		emit_byte(0xd8);
		emit_byte(0xc8+ds); /* mul dest by source*/
	}
}

LOWFUNC(NONE,NONE,2,raw_fdiv_rr,(FRW d, FR s))
{
	int ds;

	usereg(s);
	usereg(d);

	if (live.spos[s]==live.tos) {
		/* Source is on top of stack */
		ds=stackpos(d);
		emit_byte(0xdc);
		emit_byte(0xf8+ds); /* div dest by source */
	}
	else {
		make_tos(d);
		ds=stackpos(s);

		emit_byte(0xd8);
		emit_byte(0xf0+ds); /* div dest by source*/
	}
}

LOWFUNC(NONE,NONE,2,raw_frem_rr,(FRW d, FR s))
{
	int ds;

	usereg(s);
	usereg(d);

	make_tos2(d,s);
	ds=stackpos(s);

	if (ds!=1) {
		jit_abort("Failed horribly in raw_frem_rr! ds is %d",ds);
	}
	emit_byte(0xd9);
	emit_byte(0xf8); /* take rem from dest by source */
}

LOWFUNC(NONE,NONE,2,raw_frem1_rr,(FRW d, FR s))
{
	int ds;

	usereg(s);
	usereg(d);

	make_tos2(d,s);
	ds=stackpos(s);

	if (ds!=1) {
		jit_abort("Failed horribly in raw_frem1_rr! ds is %d",ds);
	}
	emit_byte(0xd9);
	emit_byte(0xf5); /* take rem1 from dest by source */
}


LOWFUNC(NONE,NONE,1,raw_ftst_r,(FR r))
{
	make_tos(r);
	emit_byte(0xd9);  /* ftst */
	emit_byte(0xe4);
}

LOWFUNC(NONE,NONE,2,raw_fetoxM1_rr,(FW d, FR s))
{
	int ds;

	if (s==d)
		make_tos(s);
	else {
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* fld x */
	}
	emit_byte(0xd9);
	emit_byte(0xea);    /* fldl2e log2(e) */
	emit_byte(0xd8);
	emit_byte(0xc9);    /* fmul x*log2(e) */
	emit_byte(0xdd);
	emit_byte(0xd1);    /* fst copy up */
	emit_byte(0xd9);
	emit_byte(0xfc);    /* frndint int(x*log2(e)) */
	emit_byte(0xd9);
	emit_byte(0xc9);    /* fxch swap top two elements */
	emit_byte(0xd8);
	emit_byte(0xe1);    /* fsub x*log2(e) - int(x*log2(e))  */
	emit_byte(0xd9);
	emit_byte(0xf0);    /* f2xm1 (2^frac(x))-1 */
	emit_byte(0xd9);
	emit_byte(0xfd);    /* fscale ((2^frac(x))-1)*2^int(x*log2(e)) */
	emit_byte(0xdd);
	emit_byte(0xd9);    /* fstp copy & pop */
	if (s!=d)
		tos_make(d);    /* store y=(e^x)-1 */
}

LOWFUNC(NONE,NONE,2,raw_ftentox_rr,(FW d, FR s))
{
	int ds;

	if (s==d)
		make_tos(s);
	else {
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* fld x */
	}
	emit_byte(0xd9);
	emit_byte(0xe9);    /* fldl2t log2(10) */
	emit_byte(0xd8);
	emit_byte(0xc9);    /* fmul x*log2(10) */
	emit_byte(0xdd);
	emit_byte(0xd1);    /* fst copy up */
	emit_byte(0xd9);
	emit_byte(0xfc);    /* frndint int(x*log2(10)) */
	emit_byte(0xd9);
	emit_byte(0xc9);    /* fxch swap top two elements */
	emit_byte(0xd8);
	emit_byte(0xe1);    /* fsub x*log2(10) - int(x*log2(10))  */
	emit_byte(0xd9);
	emit_byte(0xf0);    /* f2xm1 (2^frac(x))-1 */
	x86_fadd_m(JITPTR  &one);
	emit_byte(0xd9);
	emit_byte(0xfd);    /* fscale (2^frac(x))*2^int(x*log2(10)) */
	emit_byte(0xdd);
	emit_byte(0xd9);    /* fstp copy & pop */
	if (s!=d)
		tos_make(d);    /* store y=10^x */
}

LOWFUNC(NONE,NONE,3,raw_fsincos_rr,(FW d, FW c, FR s))
{
	int ds;

	if (s==d) {
		//write_log (_T("FSINCOS src = dest\n"));
		make_tos(s);
		emit_byte(0xd9);
		emit_byte(0xfb); /* fsincos sin(x) push cos(x) */
		tos_make(c);     /* store cos(x) to c */
		return;
	}

	ds=stackpos(s);
	emit_byte(0xd9);
	emit_byte(0xc0+ds);  /* fld x */
	emit_byte(0xd9);
	emit_byte(0xfb);     /* fsincos sin(x) push cos(x) */
	if (live.spos[c]<0) {
		if (live.spos[d]<0) { /* occupy both regs directly */
			live.tos++;
			live.spos[d]=live.tos;
			live.onstack[live.tos]=d; /* sin(x) comes first */
			live.tos++;
			live.spos[c]=live.tos;
			live.onstack[live.tos]=c;
		}
		else {
			emit_byte(0xd9);
			emit_byte(0xc9); /* fxch swap cos(x) with sin(x) */
			emit_byte(0xdd); /* store sin(x) to d & pop */
			emit_byte(0xd8+(live.tos+2)-live.spos[d]);
			live.tos++;      /* occupy a reg for cos(x) here */
			live.spos[c]=live.tos;
			live.onstack[live.tos]=c;
		}
	}
	else {
		emit_byte(0xdd); /* store cos(x) to c & pop */
		emit_byte(0xd8+(live.tos+2)-live.spos[c]);
		tos_make(d);     /* store sin(x) to destination */
	}
}

LOWFUNC(NONE,NONE,2,raw_fscale_rr,(FRW d, FR s))
{
	int ds;

	if (live.spos[d]==live.tos && live.spos[s]==live.tos-1) {
		//write_log (_T("fscale found x in TOS-1 and y in TOS\n"));
		emit_byte(0xd9);
		emit_byte(0xfd);    /* fscale y*(2^x) */
	}
	else {
		make_tos(s);        /* tos=x */
		ds=stackpos(d);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* fld y */
		emit_byte(0xd9);
		emit_byte(0xfd);    /* fscale y*(2^x) */
		tos_make(d);        /* store y=y*(2^x) */
	}
}

LOWFUNC(NONE,NONE,2,raw_ftan_rr,(FW d, FR s))
{
	int ds;

	if (d!=s) {
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* fld x */
		emit_byte(0xd9);
		emit_byte(0xf2);    /* fptan tan(x)=y/1.0 */
		emit_byte(0xdd);
		emit_byte(0xd8);    /* fstp pop 1.0 */
		tos_make(d);        /* store to destination */
	}
	else {
		make_tos(d);
		emit_byte(0xd9);
		emit_byte(0xf2);    /* fptan tan(x)=y/1.0 */
		emit_byte(0xdd);
		emit_byte(0xd8);    /* fstp pop 1.0 */
	}
}

#ifdef CPU_x86_64
#define REX64() emit_byte(0x48)
#else
#define REX64()
#endif

LOWFUNC(NONE,NONE,1,raw_fcuts_r,(FRW r))
{
	make_tos(r);     /* TOS = r */
	REX64();
	emit_byte(0x83);
	emit_byte(0xc4);
	emit_byte(0xfc); /* add -4 to esp */
	emit_byte(0xd9);
	emit_byte(0x1c);
	emit_byte(0x24); /* fstp store r as SINGLE to [esp] and pop */
	emit_byte(0xd9);
	emit_byte(0x04);
	emit_byte(0x24); /* fld load r as SINGLE from [esp] */
	emit_byte(0x9b); /* let the CPU wait on FPU exceptions */
	REX64();
	emit_byte(0x83);
	emit_byte(0xc4);
	emit_byte(0x04); /* add +4 to esp */
}

LOWFUNC(NONE,NONE,1,raw_fcut_r,(FRW r))
{
	make_tos(r);     /* TOS = r */
	REX64();
	emit_byte(0x83);
	emit_byte(0xc4);
	emit_byte(0xf8); /* add -8 to esp */
	emit_byte(0xdd);
	emit_byte(0x1c);
	emit_byte(0x24); /* fstp store r as DOUBLE to [esp] and pop */
	emit_byte(0xdd);
	emit_byte(0x04);
	emit_byte(0x24); /* fld load r as DOUBLE from [esp] */
	emit_byte(0x9b); /* let the CPU wait on FPU exceptions */
	REX64();
	emit_byte(0x83);
	emit_byte(0xc4);
	emit_byte(0x08); /* add +8 to esp */
}

LOWFUNC(NONE,NONE,2,raw_fgetexp_rr,(FW d, FR s))
{
	int ds;

	if (d!=s) {
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* fld x */
		emit_byte(0xd9);
		emit_byte(0xf4);    /* fxtract exp push man */
		emit_byte(0xdd);
		emit_byte(0xd8);    /* fstp just pop man */
		tos_make(d);        /* store exp to destination */
	}
	else {
		make_tos(d);        /* tos=x=y */
		emit_byte(0xd9);
		emit_byte(0xf4);    /* fxtract exp push man */
		emit_byte(0xdd);
		emit_byte(0xd8);    /* fstp just pop man */
	}
}

LOWFUNC(NONE,NONE,2,raw_fgetman_rr,(FW d, FR s))
{
	int ds;

	if (d!=s) {
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* fld x */
		emit_byte(0xd9);
		emit_byte(0xf4);    /* fxtract exp push man */
		emit_byte(0xdd);
		emit_byte(0xd9);    /* fstp copy man up & pop */
		tos_make(d);        /* store man to destination */
	}
	else {
		make_tos(d);        /* tos=x=y */
		emit_byte(0xd9);
		emit_byte(0xf4);    /* fxtract exp push man */
		emit_byte(0xdd);
		emit_byte(0xd9);    /* fstp copy man up & pop */
	}
}

LOWFUNC(NONE,NONE,2,raw_flogN_rr,(FW d, FR s))
{
	int ds;

	if (s==d)
		make_tos(s);
	else {
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* fld x */
	}
	emit_byte(0xd9);
	emit_byte(0xed);    /* fldln2 logN(2) */
	emit_byte(0xd9);
	emit_byte(0xc9);    /* fxch swap logN(2) with x */
	emit_byte(0xd9);
	emit_byte(0xf1);    /* fyl2x logN(2)*log2(x) */
	if (s!=d)
		tos_make(d);    /* store y=logN(x) */
}

LOWFUNC(NONE,NONE,2,raw_flogNP1_rr,(FW d, FR s))
{
	int ds;

	if (s==d)
		make_tos(s);
	else {
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* fld x */
	}
	emit_byte(0xd9);
	emit_byte(0xed);    /* fldln2 logN(2) */
	emit_byte(0xd9);
	emit_byte(0xc9);    /* fxch swap logN(2) with x */
	emit_byte(0xd9);
	emit_byte(0xf9);    /* fyl2xp1 logN(2)*log2(x+1) */
	if (s!=d)
		tos_make(d);    /* store y=logN(x+1) */
}

LOWFUNC(NONE,NONE,2,raw_flog10_rr,(FW d, FR s))
{
	int ds;

	if (s==d)
		make_tos(s);
	else {
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* fld x */
	}
	emit_byte(0xd9);
	emit_byte(0xec);    /* fldlg2 log10(2) */
	emit_byte(0xd9);
	emit_byte(0xc9);    /* fxch swap log10(2) with x */
	emit_byte(0xd9);
	emit_byte(0xf1);    /* fyl2x log10(2)*log2(x) */
	if (s!=d)
		tos_make(d);    /* store y=log10(x) */
}

LOWFUNC(NONE,NONE,2,raw_fasin_rr,(FW d, FR s))
{
	int ds;

	ds=stackpos(s);
	emit_byte(0xd9);
	emit_byte(0xc0+ds); /* fld x */
	emit_byte(0xd8);
	emit_byte(0xc8);    /* fmul x*x */
	emit_byte(0xd9);
	emit_byte(0xe8);    /* fld 1.0 */
	emit_byte(0xde);
	emit_byte(0xe1);    /* fsubrp 1 - (x^2) */
	emit_byte(0xd9);
	emit_byte(0xfa);    /* fsqrt sqrt(1-(x^2)) */
	emit_byte(0xd9);
	emit_byte(0xc1+ds); /* fld x again */
	emit_byte(0xd9);
	emit_byte(0xc9);    /* fxch swap x with sqrt(1-(x^2))  */
	emit_byte(0xd9);
	emit_byte(0xf3);    /* fpatan atan(x/sqrt(1-(x^2))) & pop */
	tos_make(d);        /* store y=asin(x) */
}

static uae_u32 const pihalf[] = {0x2168c234, 0xc90fdaa2, 0x3fff}; // LSB=0 to get acos(1)=0

LOWFUNC(NONE,NONE,2,raw_facos_rr,(FW d, FR s))
{
	int ds;

	ds=stackpos(s);
	emit_byte(0xd9);
	emit_byte(0xc0+ds); /* fld x */
	emit_byte(0xd8);
	emit_byte(0xc8);    /* fmul x*x */
	emit_byte(0xd9);
	emit_byte(0xe8);    /* fld 1.0 */
	emit_byte(0xde);
	emit_byte(0xe1);    /* fsubrp 1 - (x^2) */
	emit_byte(0xd9);
	emit_byte(0xfa);    /* fsqrt sqrt(1-(x^2)) */
	emit_byte(0xd9);
	emit_byte(0xc1+ds); /* fld x again */
	emit_byte(0xd9);
	emit_byte(0xc9);    /* fxch swap x with sqrt(1-(x^2))  */
	emit_byte(0xd9);
	emit_byte(0xf3);    /* fpatan atan(x/sqrt(1-(x^2))) & pop */
	raw_fldt(JITPTR  &pihalf); /* fld load pi/2 from pihalf */
	emit_byte(0xde);
	emit_byte(0xe1);    /* fsubrp pi/2 - asin(x) & pop */
	tos_make(d);        /* store y=acos(x) */
}

LOWFUNC(NONE,NONE,2,raw_fatan_rr,(FW d, FR s))
{
	int ds;

	if (s==d)
		make_tos(s);
	else {
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* fld x */
	}
	emit_byte(0xd9);
	emit_byte(0xe8);    /* fld 1.0 */
	emit_byte(0xd9);
	emit_byte(0xf3);    /* fpatan atan(x)/1  & pop*/
	if (s!=d)
		tos_make(d);    /* store y=atan(x) */
}

LOWFUNC(NONE,NONE,2,raw_fatanh_rr,(FW d, FR s))
{
	int ds;

	ds=stackpos(s);
	emit_byte(0xd9);
	emit_byte(0xc0+ds); /* fld x */
	emit_byte(0xd9);
	emit_byte(0xe8);    /* fld 1.0 */
	emit_byte(0xdc);
	emit_byte(0xc1);    /* fadd 1 + x */
	emit_byte(0xd8);
	emit_byte(0xe2+ds); /* fsub 1 - x */
	emit_byte(0xde);
	emit_byte(0xf9);    /* fdivp (1+x)/(1-x) */
	emit_byte(0xd9);
	emit_byte(0xed);    /* fldl2e logN(2) */
	emit_byte(0xd9);
	emit_byte(0xc9);    /* fxch swap logN(2) with (1+x)/(1-x) */
	emit_byte(0xd9);
	emit_byte(0xf1);    /* fyl2x logN(2)*log2((1+x)/(1-x)) pop */
	emit_byte(0xd9);
	emit_byte(0xe8);    /* fld 1.0 */
	emit_byte(0xd9);
	emit_byte(0xe0);    /* fchs -1.0 */
	emit_byte(0xd9);
	emit_byte(0xc9);    /* fxch swap */
	emit_byte(0xd9);
	emit_byte(0xfd);    /* fscale logN((1+x)/(1-x)) * 2^(-1) */
	emit_byte(0xdd);
	emit_byte(0xd9);    /* fstp copy & pop */
	tos_make(d);        /* store y=atanh(x) */
}

LOWFUNC(NONE,NONE,2,raw_fsinh_rr,(FW d, FR s))
{
	int ds,tr;

	tr=live.onstack[live.tos+3];
	if (s==d)
		make_tos(s);
	else {
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* fld x */
	}
	emit_byte(0xd9);
	emit_byte(0xea);     /* fldl2e log2(e) */
	emit_byte(0xd8);
	emit_byte(0xc9);     /* fmul x*log2(e) */
	emit_byte(0xdd);
	emit_byte(0xd1);     /* fst copy x*log2(e) */
	if (tr>=0) {
		emit_byte(0xd9);
		emit_byte(0xca); /* fxch swap with temp-reg */
		REX64();
		emit_byte(0x83);
		emit_byte(0xc4);
		emit_byte(0xf4); /* add -12 to esp */
		emit_byte(0xdb);
		emit_byte(0x3c);
		emit_byte(0x24); /* fstp store temp-reg to [esp] & pop */
	}
	emit_byte(0xd9);
	emit_byte(0xe0);     /* fchs -x*log2(e) */
	emit_byte(0xd9);
	emit_byte(0xc0);     /* fld -x*log2(e) again */
	emit_byte(0xd9);
	emit_byte(0xfc);     /* frndint int(-x*log2(e)) */
	emit_byte(0xd9);
	emit_byte(0xc9);     /* fxch swap */
	emit_byte(0xd8);
	emit_byte(0xe1);     /* fsub -x*log2(e) - int(-x*log2(e))  */
	emit_byte(0xd9);
	emit_byte(0xf0);     /* f2xm1 (2^frac(x))-1 */
	x86_fadd_m(JITPTR  &one);
	emit_byte(0xd9);
	emit_byte(0xfd);     /* fscale (2^frac(x))*2^int(x*log2(e)) */
	emit_byte(0xd9);
	emit_byte(0xca);     /* fxch swap e^-x with x*log2(e) in tr */
	emit_byte(0xdd);
	emit_byte(0xd1);     /* fst copy x*log2(e) */
	emit_byte(0xd9);
	emit_byte(0xfc);     /* frndint int(x*log2(e)) */
	emit_byte(0xd9);
	emit_byte(0xc9);     /* fxch swap */
	emit_byte(0xd8);
	emit_byte(0xe1);     /* fsub x*log2(e) - int(x*log2(e))  */
	emit_byte(0xd9);
	emit_byte(0xf0);     /* f2xm1 (2^frac(x))-1 */
	x86_fadd_m(JITPTR  &one);
	emit_byte(0xd9);
	emit_byte(0xfd);     /* fscale (2^frac(x))*2^int(x*log2(e)) */
	emit_byte(0xdd);
	emit_byte(0xd9);     /* fstp copy e^x & pop */
	if (tr>=0) {
		emit_byte(0xdb);
		emit_byte(0x2c);
		emit_byte(0x24); /* fld load temp-reg from [esp] */
		emit_byte(0xd9);
		emit_byte(0xca); /* fxch swap temp-reg with e^-x in tr */
		emit_byte(0xde);
		emit_byte(0xe9); /* fsubp (e^x)-(e^-x) */
		REX64();
		emit_byte(0x83);
		emit_byte(0xc4);
		emit_byte(0x0c); /* delayed add +12 to esp */
	}
	else {
		emit_byte(0xde);
		emit_byte(0xe1); /* fsubrp (e^x)-(e^-x) */
	}
	emit_byte(0xd9);
	emit_byte(0xe8);     /* fld 1.0 */
	emit_byte(0xd9);
	emit_byte(0xe0);     /* fchs -1.0 */
	emit_byte(0xd9);
	emit_byte(0xc9);     /* fxch swap */
	emit_byte(0xd9);
	emit_byte(0xfd);     /* fscale ((e^x)-(e^-x))/2 */
	emit_byte(0xdd);
	emit_byte(0xd9);     /* fstp copy & pop */
	if (s!=d)
		tos_make(d);     /* store y=sinh(x) */
}

LOWFUNC(NONE,NONE,2,raw_fcosh_rr,(FW d, FR s))
{
	int ds,tr;

	tr=live.onstack[live.tos+3];
	if (s==d)
		make_tos(s);
	else {
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* fld x */
	}
	emit_byte(0xd9);
	emit_byte(0xea);     /* fldl2e log2(e) */
	emit_byte(0xd8);
	emit_byte(0xc9);     /* fmul x*log2(e) */
	emit_byte(0xdd);
	emit_byte(0xd1);     /* fst copy x*log2(e) */
	if (tr>=0) {
		emit_byte(0xd9);
		emit_byte(0xca); /* fxch swap with temp-reg */
		REX64();
		emit_byte(0x83);
		emit_byte(0xc4);
		emit_byte(0xf4); /* add -12 to esp */
		emit_byte(0xdb);
		emit_byte(0x3c);
		emit_byte(0x24); /* fstp store temp-reg to [esp] & pop */
	}
	emit_byte(0xd9);
	emit_byte(0xe0);     /* fchs -x*log2(e) */
	emit_byte(0xd9);
	emit_byte(0xc0);     /* fld -x*log2(e) again */
	emit_byte(0xd9);
	emit_byte(0xfc);     /* frndint int(-x*log2(e)) */
	emit_byte(0xd9);
	emit_byte(0xc9);     /* fxch swap */
	emit_byte(0xd8);
	emit_byte(0xe1);     /* fsub -x*log2(e) - int(-x*log2(e))  */
	emit_byte(0xd9);
	emit_byte(0xf0);     /* f2xm1 (2^frac(x))-1 */
	x86_fadd_m(JITPTR  &one);
	emit_byte(0xd9);
	emit_byte(0xfd);     /* fscale (2^frac(x))*2^int(x*log2(e)) */
	emit_byte(0xd9);
	emit_byte(0xca);     /* fxch swap e^-x with x*log2(e) in tr */
	emit_byte(0xdd);
	emit_byte(0xd1);     /* fst copy x*log2(e) */
	emit_byte(0xd9);
	emit_byte(0xfc);     /* frndint int(x*log2(e)) */
	emit_byte(0xd9);
	emit_byte(0xc9);     /* fxch swap */
	emit_byte(0xd8);
	emit_byte(0xe1);     /* fsub x*log2(e) - int(x*log2(e))  */
	emit_byte(0xd9);
	emit_byte(0xf0);     /* f2xm1 (2^frac(x))-1 */
	x86_fadd_m(JITPTR  &one);
	emit_byte(0xd9);
	emit_byte(0xfd);     /* fscale (2^frac(x))*2^int(x*log2(e)) */
	emit_byte(0xdd);
	emit_byte(0xd9);     /* fstp copy e^x & pop */
	if (tr>=0) {
		emit_byte(0xdb);
		emit_byte(0x2c);
		emit_byte(0x24); /* fld load temp-reg from [esp] */
		emit_byte(0xd9);
		emit_byte(0xca); /* fxch swap temp-reg with e^-x in tr */
		REX64();
		emit_byte(0x83);
		emit_byte(0xc4);
		emit_byte(0x0c); /* delayed add +12 to esp */
	}
	emit_byte(0xde);
	emit_byte(0xc1);     /* faddp (e^x)+(e^-x) */
	emit_byte(0xd9);
	emit_byte(0xe8);     /* fld 1.0 */
	emit_byte(0xd9);
	emit_byte(0xe0);     /* fchs -1.0 */
	emit_byte(0xd9);
	emit_byte(0xc9);     /* fxch swap */
	emit_byte(0xd9);
	emit_byte(0xfd);     /* fscale ((e^x)+(e^-x))/2 */
	emit_byte(0xdd);
	emit_byte(0xd9);     /* fstp copy & pop */
	if (s!=d)
		tos_make(d);     /* store y=cosh(x) */
}

LOWFUNC(NONE,NONE,2,raw_ftanh_rr,(FW d, FR s))
{
	int ds,tr;

	tr=live.onstack[live.tos+3];
	if (s==d)
		make_tos(s);
	else {
		ds=stackpos(s);
		emit_byte(0xd9);
		emit_byte(0xc0+ds); /* fld x */
	}
	emit_byte(0xd9);
	emit_byte(0xea);     /* fldl2e log2(e) */
	emit_byte(0xd8);
	emit_byte(0xc9);     /* fmul x*log2(e) */
	emit_byte(0xdd);
	emit_byte(0xd1);     /* fst copy x*log2(e) */
	if (tr>=0) {
		emit_byte(0xd9);
		emit_byte(0xca); /* fxch swap with temp-reg */
		REX64();
		emit_byte(0x83);
		emit_byte(0xc4);
		emit_byte(0xf4); /* add -12 to esp */
		emit_byte(0xdb);
		emit_byte(0x3c);
		emit_byte(0x24); /* fstp store temp-reg to [esp] & pop */
	}
	emit_byte(0xd9);
	emit_byte(0xe0);     /* fchs -x*log2(e) */
	emit_byte(0xd9);
	emit_byte(0xc0);     /* fld -x*log2(e) again */
	emit_byte(0xd9);
	emit_byte(0xfc);     /* frndint int(-x*log2(e)) */
	emit_byte(0xd9);
	emit_byte(0xc9);     /* fxch swap */
	emit_byte(0xd8);
	emit_byte(0xe1);     /* fsub -x*log2(e) - int(-x*log2(e))  */
	emit_byte(0xd9);
	emit_byte(0xf0);     /* f2xm1 (2^frac(x))-1 */
	x86_fadd_m(JITPTR  &one);
	emit_byte(0xd9);
	emit_byte(0xfd);     /* fscale (2^frac(x))*2^int(x*log2(e)) */
	emit_byte(0xd9);
	emit_byte(0xca);     /* fxch swap e^-x with x*log2(e) */
	emit_byte(0xdd);
	emit_byte(0xd1);     /* fst copy x*log2(e) */
	emit_byte(0xd9);
	emit_byte(0xfc);     /* frndint int(x*log2(e)) */
	emit_byte(0xd9);
	emit_byte(0xc9);     /* fxch swap */
	emit_byte(0xd8);
	emit_byte(0xe1);     /* fsub x*log2(e) - int(x*log2(e))  */
	emit_byte(0xd9);
	emit_byte(0xf0);     /* f2xm1 (2^frac(x))-1 */
	x86_fadd_m(JITPTR  &one);
	emit_byte(0xd9);
	emit_byte(0xfd);     /* fscale (2^frac(x))*2^int(x*log2(e)) */
	emit_byte(0xdd);
	emit_byte(0xd1);     /* fst copy e^x */
	emit_byte(0xd8);
	emit_byte(0xc2);     /* fadd (e^x)+(e^-x) */
	emit_byte(0xd9);
	emit_byte(0xca);     /* fxch swap with e^-x */
	emit_byte(0xde);
	emit_byte(0xe9);     /* fsubp (e^x)-(e^-x) */
	if (tr>=0) {
		emit_byte(0xdb);
		emit_byte(0x2c);
		emit_byte(0x24); /* fld load temp-reg from [esp] */
		emit_byte(0xd9);
		emit_byte(0xca); /* fxch swap temp-reg with e^-x in tr */
		emit_byte(0xde);
		emit_byte(0xf9); /* fdivp ((e^x)-(e^-x))/((e^x)+(e^-x)) */
		REX64();
		emit_byte(0x83);
		emit_byte(0xc4);
		emit_byte(0x0c); /* delayed add +12 to esp */
	}
	else {
		emit_byte(0xde);
		emit_byte(0xf1); /* fdivrp ((e^x)-(e^-x))/((e^x)+(e^-x)) */
	}
	if (s!=d)
		tos_make(d);     /* store y=tanh(x) */
}

/* %eax register is clobbered if target processor doesn't support fucomi */
#define FFLAG_NREG_CLOBBER_CONDITION !have_cmov
#define FFLAG_NREG EAX_INDEX

static inline void raw_fflags_into_flags(int r)
{
	int p;

	usereg(r);
	p=stackpos(r);

	emit_byte(0xd9);
	emit_byte(0xee); /* Push 0 */
	emit_byte(0xd9);
	emit_byte(0xc9+p); /* swap top two around */
	if (have_cmov) {
		// gb-- fucomi is for P6 cores only, not K6-2 then...
		emit_byte(0xdb);
		emit_byte(0xe9+p); /* fucomi them */
	}
	else {
		emit_byte(0xdd);
		emit_byte(0xe1+p); /* fucom them */
		emit_byte(0x9b);
		emit_byte(0xdf);
		emit_byte(0xe0); /* fstsw ax */
		raw_sahf(0); /* sahf */
	}
	emit_byte(0xdd);
	emit_byte(0xd9+p);  /* store value back, and get rid of 0 */
}
