src/mesa/x86/rtasm/x86sse.h

   1
   2 #ifndef _X86SSE_H_
   3 #define _X86SSE_H_
   4
   5 #if defined(__i386__) || defined(__386__)
   6
   7 /* It is up to the caller to ensure that instructions issued are
   8  * suitable for the host cpu.  There are no checks made in this module
   9  * for mmx/sse/sse2 support on the cpu.
  10  */
  11 struct x86_reg {
  12    unsigned file:3;
  13    unsigned idx:3;
  14    unsigned mod:2;              /* mod_REG if this is just a register */
  15    int      disp:24;            /* only +/- 23bits of offset - should be enough... */
  16 };
  17
  18 struct x86_function {
  19    unsigned char *store;
  20    unsigned char *csr;
  21    unsigned stack_offset;
  22    int need_emms;
  23    const char *fn;
  24 };
  25
  26 enum x86_reg_file {
  27    file_REG32,
  28    file_MMX,
  29    file_XMM,
  30    file_x87
  31 };
  32
  33 /* Values for mod field of modr/m byte
  34  */
  35 enum x86_reg_mod {
  36    mod_INDIRECT,
  37    mod_DISP8,
  38    mod_DISP32,
  39    mod_REG
  40 };
  41
  42 enum x86_reg_name {
  43    reg_AX,
  44    reg_CX,
  45    reg_DX,
  46    reg_BX,
  47    reg_SP,
  48    reg_BP,
  49    reg_SI,
  50    reg_DI
  51 };
  52
  53
  54 enum x86_cc {
  55    cc_O,                        /* overflow */
  56    cc_NO,                       /* not overflow */
  57    cc_NAE,                      /* not above or equal / carry */
  58    cc_AE,                       /* above or equal / not carry */
  59    cc_E,                        /* equal / zero */
  60    cc_NE                        /* not equal / not zero */
  61 };
  62
  63 enum sse_cc {
  64    cc_Equal,
  65    cc_LessThan,
  66    cc_LessThanEqual,
  67    cc_Unordered,
  68    cc_NotEqual,
  69    cc_NotLessThan,
  70    cc_NotLessThanEqual,
  71    cc_Ordered
  72 };
  73
  74 #define cc_Z  cc_E
  75 #define cc_NZ cc_NE
  76
  77 /* Begin/end/retreive function creation:
  78  */
  79
  80
  81 void x86_init_func( struct x86_function *p );
  82 void x86_init_func_size( struct x86_function *p, unsigned code_size );
  83 void x86_release_func( struct x86_function *p );
  84 void (*x86_get_func( struct x86_function *p ))( void );
  85
  86
  87
  88 /* Create and manipulate registers and regmem values:
  89  */
  90 struct x86_reg x86_make_reg( enum x86_reg_file file,
  91                              enum x86_reg_name idx );
  92
  93 struct x86_reg x86_make_disp( struct x86_reg reg,
  94                               int disp );
  95
  96 struct x86_reg x86_deref( struct x86_reg reg );
  97
  98 struct x86_reg x86_get_base_reg( struct x86_reg reg );
  99
 100
 101 /* Labels, jumps and fixup:
 102  */
 103 unsigned char *x86_get_label( struct x86_function *p );
 104
 105 void x86_jcc( struct x86_function *p,
 106               enum x86_cc cc,
 107               unsigned char *label );
 108
 109 unsigned char *x86_jcc_forward( struct x86_function *p,
 110                           enum x86_cc cc );
 111
 112 unsigned char *x86_jmp_forward( struct x86_function *p);
 113
 114 unsigned char *x86_call_forward( struct x86_function *p);
 115
 116 void x86_fixup_fwd_jump( struct x86_function *p,
 117                          unsigned char *fixup );
 118
 119 void x86_jmp( struct x86_function *p, unsigned char *label );
 120
 121 void x86_call( struct x86_function *p, void (*label)() );
 122
 123 /* michal:
 124  * Temporary. As I need immediate operands, and dont want to mess with the codegen,
 125  * I load the immediate into general purpose register and use it.
 126  */
 127 void x86_mov_reg_imm( struct x86_function *p, struct x86_reg dst, int imm );
 128
 129
 130 /* Macro for sse_shufps() and sse2_pshufd():
 131  */
 132 #define SHUF(_x,_y,_z,_w)       (((_x)<<0) | ((_y)<<2) | ((_z)<<4) | ((_w)<<6))
 133 #define SHUF_NOOP               RSW(0,1,2,3)
 134 #define GET_SHUF(swz, idx)      (((swz) >> ((idx)*2)) & 0x3)
 135
 136 void mmx_emms( struct x86_function *p );
 137 void mmx_movd( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 138 void mmx_movq( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 139 void mmx_packssdw( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 140 void mmx_packuswb( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 141
 142 void sse2_cvtps2dq( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 143 void sse2_cvttps2dq( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 144 void sse2_movd( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 145 void sse2_packssdw( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 146 void sse2_packsswb( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 147 void sse2_packuswb( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 148 void sse2_pshufd( struct x86_function *p, struct x86_reg dest, struct x86_reg arg0,
 149                   unsigned char shuf );
 150 void sse2_rcpps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 151 void sse2_rcpss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 152
 153 void sse_addps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 154 void sse_addss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 155 void sse_cvtps2pi( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 156 void sse_divss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 157 void sse_andnps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 158 void sse_andps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 159 void sse_cmpps( struct x86_function *p, struct x86_reg dst, struct x86_reg src,
 160                 unsigned char cc );
 161 void sse_maxps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 162 void sse_maxss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 163 void sse_minps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 164 void sse_movaps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 165 void sse_movhlps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 166 void sse_movhps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 167 void sse_movlhps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 168 void sse_movlps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 169 void sse_movss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 170 void sse_movups( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 171 void sse_mulps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 172 void sse_mulss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 173 void sse_orps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 174 void sse_xorps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 175 void sse_subps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 176 void sse_rsqrtps( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 177 void sse_rsqrtss( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 178 void sse_shufps( struct x86_function *p, struct x86_reg dest, struct x86_reg arg0,
 179                  unsigned char shuf );
 180 void sse_pmovmskb( struct x86_function *p, struct x86_reg dest, struct x86_reg src );
 181
 182 void x86_add( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 183 void x86_and( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 184 void x86_cmp( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 185 void x86_dec( struct x86_function *p, struct x86_reg reg );
 186 void x86_inc( struct x86_function *p, struct x86_reg reg );
 187 void x86_lea( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 188 void x86_mov( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 189 void x86_mul( struct x86_function *p, struct x86_reg src );
 190 void x86_or( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 191 void x86_pop( struct x86_function *p, struct x86_reg reg );
 192 void x86_push( struct x86_function *p, struct x86_reg reg );
 193 void x86_ret( struct x86_function *p );
 194 void x86_sub( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 195 void x86_test( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 196 void x86_xor( struct x86_function *p, struct x86_reg dst, struct x86_reg src );
 197 void x86_sahf( struct x86_function *p );
 198
 199 void x87_f2xm1( struct x86_function *p );
 200 void x87_fabs( struct x86_function *p );
 201 void x87_fadd( struct x86_function *p, struct x86_reg dst, struct x86_reg arg );
 202 void x87_faddp( struct x86_function *p, struct x86_reg dst );
 203 void x87_fchs( struct x86_function *p );
 204 void x87_fclex( struct x86_function *p );
 205 void x87_fcom( struct x86_function *p, struct x86_reg dst );
 206 void x87_fcomp( struct x86_function *p, struct x86_reg dst );
 207 void x87_fcos( struct x86_function *p );
 208 void x87_fdiv( struct x86_function *p, struct x86_reg dst, struct x86_reg arg );
 209 void x87_fdivp( struct x86_function *p, struct x86_reg dst );
 210 void x87_fdivr( struct x86_function *p, struct x86_reg dst, struct x86_reg arg );
 211 void x87_fdivrp( struct x86_function *p, struct x86_reg dst );
 212 void x87_fild( struct x86_function *p, struct x86_reg arg );
 213 void x87_fist( struct x86_function *p, struct x86_reg dst );
 214 void x87_fistp( struct x86_function *p, struct x86_reg dst );
 215 void x87_fld( struct x86_function *p, struct x86_reg arg );
 216 void x87_fld1( struct x86_function *p );
 217 void x87_fldcw( struct x86_function *p, struct x86_reg arg );
 218 void x87_fldl2e( struct x86_function *p );
 219 void x87_fldln2( struct x86_function *p );
 220 void x87_fldz( struct x86_function *p );
 221 void x87_fmul( struct x86_function *p, struct x86_reg dst, struct x86_reg arg );
 222 void x87_fmulp( struct x86_function *p, struct x86_reg dst );
 223 void x87_fnclex( struct x86_function *p );
 224 void x87_fprndint( struct x86_function *p );
 225 void x87_fscale( struct x86_function *p );
 226 void x87_fsin( struct x86_function *p );
 227 void x87_fsincos( struct x86_function *p );
 228 void x87_fsqrt( struct x86_function *p );
 229 void x87_fst( struct x86_function *p, struct x86_reg dst );
 230 void x87_fstp( struct x86_function *p, struct x86_reg dst );
 231 void x87_fsub( struct x86_function *p, struct x86_reg dst, struct x86_reg arg );
 232 void x87_fsubp( struct x86_function *p, struct x86_reg dst );
 233 void x87_fsubr( struct x86_function *p, struct x86_reg dst, struct x86_reg arg );
 234 void x87_fsubrp( struct x86_function *p, struct x86_reg dst );
 235 void x87_fxch( struct x86_function *p, struct x86_reg dst );
 236 void x87_fxtract( struct x86_function *p );
 237 void x87_fyl2x( struct x86_function *p );
 238 void x87_fyl2xp1( struct x86_function *p );
 239 void x87_fwait( struct x86_function *p );
 240 void x87_fnstsw( struct x86_function *p, struct x86_reg dst );
 241 void x87_fucompp( struct x86_function *p );
 242 void x87_fucomp( struct x86_function *p, struct x86_reg arg );
 243 void x87_fucom( struct x86_function *p, struct x86_reg arg );
 244
 245
 246
 247 /* Retreive a reference to one of the function arguments, taking into
 248  * account any push/pop activity.  Note - doesn't track explict
 249  * manipulation of ESP by other instructions.
 250  */
 251 struct x86_reg x86_fn_arg( struct x86_function *p, unsigned arg );
 252
 253 #endif
 254 #endif