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/**************************************************************************
*
* Copyright (C) 1999-2005 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
#ifndef _RTASM_X86SSE_H_
#define _RTASM_X86SSE_H_
#if defined(__i386__) || defined(__386__) || defined(i386)
/* It is up to the caller to ensure that instructions issued are
* suitable for the host cpu. There are no checks made in this module
* for mmx/sse/sse2 support on the cpu.
*/
struct x86_reg {
unsigned file:3;
unsigned idx:3;
unsigned mod:2; /* mod_REG if this is just a register */
int disp:24; /* only +/- 23bits of offset - should be enough... */
};
struct x86_function {
unsigned size;
unsigned char *store;
unsigned char *csr;
unsigned stack_offset;
int need_emms;
const char *fn;
};
enum x86_reg_file {
file_REG32,
file_MMX,
file_XMM,
file_x87
};
/* Values for mod field of modr/m byte
*/
enum x86_reg_mod {
mod_INDIRECT,
mod_DISP8,
mod_DISP32,
mod_REG
};
enum x86_reg_name {
reg_AX,
reg_CX,
reg_DX,
reg_BX,
reg_SP,
reg_BP,
reg_SI,
reg_DI
};
enum x86_cc {
cc_O, /* overflow */
cc_NO, /* not overflow */
cc_NAE, /* not above or equal / carry */
cc_AE, /* above or equal / not carry */
cc_E, /* equal / zero */
cc_NE /* not equal / not zero */
};
enum sse_cc {
cc_Equal,
cc_LessThan,
cc_LessThanEqual,
cc_Unordered,
cc_NotEqual,
cc_NotLessThan,
cc_NotLessThanEqual,
cc_Ordered
};
#define cc_Z cc_E
#define cc_NZ cc_NE
/* Begin/end/retreive function creation:
*/
void x86_init_func( struct x86_function *p );
void x86_init_func_size( struct x86_function *p, unsigned code_size );
void x86_release_func( struct x86_function *p );
void (*x86_get_func( struct x86_function *p ))( void );
/* Create and manipulate registers and regmem values:
*/
struct x86_reg x86_make_reg( enum x86_reg_file file,
enum x86_reg_name idx );
struct x86_reg x86_make_disp( struct x86_reg reg,
int disp );
struct x86_reg x86_deref( struct x86_reg reg );
struct x86_reg x86_get_base_reg( struct x86_reg reg );
/* Labels, jumps and fixup:
*/
unsigned char *x86_get_label( struct x86_function *p );
void x86_jcc( struct x86_function *p,
enum x86_cc cc,
unsigned char *label );
unsigned char *x86_jcc_forward( struct x86_function *p,
enum x86_cc cc );
unsigned char *x86_jmp_forward( struct x86_function *p);
unsigned char *x86_call_forward( struct x86_function *p);
void x86_fixup_fwd_jump( struct x86_function *p,
unsigned char *fixup );
void x86_jmp( struct x86_function *p, unsigned char *label );
/* void x86_call( struct x86_function *p, void (*label)() ); */
void x86_call( struct x86_function *p, struct x86_reg reg);
/* michal:
* Temporary. As I need immediate operands, and dont want to mess with the codegen,
* I load the immediate into general purpose register and use it.
*/
void x86_mov_reg_imm( struct x86_function *p, struct x86_reg dst, int imm );
/* Macro for sse_shufps() and sse2_pshufd():
*/
#define SHUF(_x,_y,_z,_w) (((_x)<<0) | ((_y)<<2) | ((_z)<<4) | ((_w)<<6))
#define SHUF_NOOP RSW(0,1,2,3)
#define GET_SHUF(swz, idx) (((swz) >> ((idx)*2)) & 0x3)
void mmx_emms( struct x86_function *p );
void mmx_movd( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void mmx_movq( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void mmx_packssdw( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void mmx_packuswb( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse2_cvtps2dq( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse2_cvttps2dq( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse2_cvtdq2ps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse2_movd( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse2_packssdw( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse2_packsswb( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse2_packuswb( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse2_pshufd( struct x86_function *p, struct x86_reg dest, struct x86_reg arg0,
unsigned char shuf );
void sse2_rcpps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse2_rcpss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_addps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_addss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_cvtps2pi( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_divss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_andnps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_andps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_cmpps( struct x86_function *p, struct x86_reg dst, struct x86_reg src,
unsigned char cc );
void sse_maxps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_maxss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_minps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_movaps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_movhlps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_movhps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_movlhps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_movlps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_movss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_movups( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_mulps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_mulss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_orps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_xorps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_subps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_rsqrtps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_rsqrtss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void sse_shufps( struct x86_function *p, struct x86_reg dest, struct x86_reg arg0,
unsigned char shuf );
void sse_pmovmskb( struct x86_function *p, struct x86_reg dest, struct x86_reg src );
void sse2_punpcklbw( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void x86_add( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void x86_and( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void x86_cmp( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void x86_dec( struct x86_function *p, struct x86_reg reg );
void x86_inc( struct x86_function *p, struct x86_reg reg );
void x86_lea( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void x86_mov( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void x86_mul( struct x86_function *p, struct x86_reg src );
void x86_or( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void x86_pop( struct x86_function *p, struct x86_reg reg );
void x86_push( struct x86_function *p, struct x86_reg reg );
void x86_ret( struct x86_function *p );
void x86_sub( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void x86_test( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void x86_xor( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
void x86_sahf( struct x86_function *p );
void x87_f2xm1( struct x86_function *p );
void x87_fabs( struct x86_function *p );
void x87_fadd( struct x86_function *p, struct x86_reg dst, struct x86_reg arg );
void x87_faddp( struct x86_function *p, struct x86_reg dst );
void x87_fchs( struct x86_function *p );
void x87_fclex( struct x86_function *p );
void x87_fcom( struct x86_function *p, struct x86_reg dst );
void x87_fcomp( struct x86_function *p, struct x86_reg dst );
void x87_fcos( struct x86_function *p );
void x87_fdiv( struct x86_function *p, struct x86_reg dst, struct x86_reg arg );
void x87_fdivp( struct x86_function *p, struct x86_reg dst );
void x87_fdivr( struct x86_function *p, struct x86_reg dst, struct x86_reg arg );
void x87_fdivrp( struct x86_function *p, struct x86_reg dst );
void x87_fild( struct x86_function *p, struct x86_reg arg );
void x87_fist( struct x86_function *p, struct x86_reg dst );
void x87_fistp( struct x86_function *p, struct x86_reg dst );
void x87_fld( struct x86_function *p, struct x86_reg arg );
void x87_fld1( struct x86_function *p );
void x87_fldcw( struct x86_function *p, struct x86_reg arg );
void x87_fldl2e( struct x86_function *p );
void x87_fldln2( struct x86_function *p );
void x87_fldz( struct x86_function *p );
void x87_fmul( struct x86_function *p, struct x86_reg dst, struct x86_reg arg );
void x87_fmulp( struct x86_function *p, struct x86_reg dst );
void x87_fnclex( struct x86_function *p );
void x87_fprndint( struct x86_function *p );
void x87_fscale( struct x86_function *p );
void x87_fsin( struct x86_function *p );
void x87_fsincos( struct x86_function *p );
void x87_fsqrt( struct x86_function *p );
void x87_fst( struct x86_function *p, struct x86_reg dst );
void x87_fstp( struct x86_function *p, struct x86_reg dst );
void x87_fsub( struct x86_function *p, struct x86_reg dst, struct x86_reg arg );
void x87_fsubp( struct x86_function *p, struct x86_reg dst );
void x87_fsubr( struct x86_function *p, struct x86_reg dst, struct x86_reg arg );
void x87_fsubrp( struct x86_function *p, struct x86_reg dst );
void x87_fxch( struct x86_function *p, struct x86_reg dst );
void x87_fxtract( struct x86_function *p );
void x87_fyl2x( struct x86_function *p );
void x87_fyl2xp1( struct x86_function *p );
void x87_fwait( struct x86_function *p );
void x87_fnstsw( struct x86_function *p, struct x86_reg dst );
void x87_fucompp( struct x86_function *p );
void x87_fucomp( struct x86_function *p, struct x86_reg arg );
void x87_fucom( struct x86_function *p, struct x86_reg arg );
/* Retreive a reference to one of the function arguments, taking into
* account any push/pop activity. Note - doesn't track explict
* manipulation of ESP by other instructions.
*/
struct x86_reg x86_fn_arg( struct x86_function *p, unsigned arg );
#endif
#endif
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