1 #ifndef __SPARC_CODEGEN_H__
2 #define __SPARC_CODEGEN_H__
38 /* global registers */
39 sparc_g0 = 0, sparc_zero = 0,
54 sparc_o6 = 14, sparc_sp = 14,
55 sparc_o7 = 15, sparc_callsite = 15,
72 sparc_i6 = 30, sparc_fp = 30,
75 /* floating point registers */
111 sparc_bn = 0, sparc_bnever = 0,
116 sparc_bcs = 5, sparc_blu = 5,
118 sparc_bvs = 7, sparc_boverflow = 7,
119 sparc_ba = 8, sparc_balways = 8,
124 sparc_bcc = 13, sparc_beu = 13,
181 unsigned int op : 2; /* always 1 */
182 unsigned int disp : 30;
186 unsigned int op : 2; /* always 0 */
188 unsigned int op2 : 3;
189 unsigned int disp : 22;
193 unsigned int op : 2; /* always 0 */
195 unsigned int cond : 4;
196 unsigned int op2 : 3;
197 unsigned int disp : 22;
201 unsigned int op : 2; /* 2 or 3 */
203 unsigned int op3 : 6;
204 unsigned int rs1 : 5;
206 unsigned int asi : 8;
207 unsigned int rs2 : 5;
211 unsigned int op : 2; /* 2 or 3 */
213 unsigned int op3 : 6;
214 unsigned int rs1 : 5;
216 unsigned int imm : 13;
220 unsigned int op : 2; /* 2 or 3 */
222 unsigned int op3 : 6;
223 unsigned int rs1 : 5;
224 unsigned int opf : 9;
225 unsigned int rs2 : 5;
228 /* for use in logical ops, use 0 to not set flags */
231 #define sparc_encode_call(ins,addr) \
233 sparc_format1 *__f = (sparc_format1*)(ins); \
235 __f->disp = ((unsigned int)(addr) >> 2); \
236 (ins) = (unsigned int*)__f + 1; \
239 #define sparc_encode_format2a(ins,val,oper,dest) \
241 sparc_format2a *__f = (sparc_format2a*)(ins); \
245 __f->disp = (val) & 0x3fffff; \
246 (ins) = (unsigned int*)__f + 1; \
249 #define sparc_encode_format2b(ins,aval,bcond,oper,disp22) \
251 sparc_format2b *__f = (sparc_format2b*)(ins); \
254 __f->cond = (bcond); \
256 __f->disp = (disp22); \
257 (ins) = (unsigned int*)__f + 1; \
260 #define sparc_encode_format3a(ins,opval,asival,r1,r2,oper,dest) \
262 sparc_format3a *__f = (sparc_format3a*)(ins); \
264 __f->asi = (asival); \
270 (ins) = (unsigned int*)__f + 1; \
273 #define sparc_encode_format3b(ins,opval,r1,val,oper,dest) \
275 sparc_format3b *__f = (sparc_format3b*)(ins); \
282 (ins) = (unsigned int*)__f + 1; \
285 #define sparc_encode_format3c(ins,opval,opfval,r1,oper,r2,dest) \
287 sparc_format3c *__f = (sparc_format3c*)(ins); \
289 __f->opf = (opfval); \
294 (ins) = (unsigned int*)__f + 1; \
297 /* is it useful to provide a non-default value? */
298 #define sparc_asi 0x0
301 #define sparc_ldsb(ins,base,disp,dest) sparc_encode_format3a((ins),3,sparc_asi,(base),(disp),9,(dest))
302 #define sparc_ldsb_imm(ins,base,disp,dest) sparc_encode_format3b((ins),3,(base),(disp),9,(dest))
304 #define sparc_ldsh(ins,base,disp,dest) sparc_encode_format3a((ins),3,sparc_asi,(base),(disp),10,(dest))
305 #define sparc_ldsh_imm(ins,base,disp,dest) sparc_encode_format3b((ins),3,(base),(disp),10,(dest))
307 #define sparc_ldub(ins,base,disp,dest) sparc_encode_format3a((ins),3,sparc_asi,(base),(disp),1,(dest))
308 #define sparc_ldub_imm(ins,base,disp,dest) sparc_encode_format3b((ins),3,(base),(disp),1,(dest))
310 #define sparc_lduh(ins,base,disp,dest) sparc_encode_format3a((ins),3,sparc_asi,(base),(disp),2,(dest))
311 #define sparc_lduh_imm(ins,base,disp,dest) sparc_encode_format3b((ins),3,(base),(disp),2,(dest))
313 #define sparc_ld(ins,base,disp,dest) sparc_encode_format3a((ins),3,sparc_asi,(base),(disp),0,(dest))
314 #define sparc_ld_imm(ins,base,disp,dest) sparc_encode_format3b((ins),3,(base),(disp),0,(dest))
316 #define sparc_ldd(ins,base,disp,dest) sparc_encode_format3a((ins),3,sparc_asi,(base),(disp),3,(dest))
317 #define sparc_ldd_imm(ins,base,disp,dest) sparc_encode_format3b((ins),3,(base),(disp),3,(dest))
319 #define sparc_ldf(ins,base,disp,dest) sparc_encode_format3a((ins),3,0,(base),(disp),32,(dest))
320 #define sparc_ldf_imm(ins,base,disp,dest) sparc_encode_format3b((ins),3,(base),(disp),32,(dest))
322 #define sparc_lddf(ins,base,disp,dest) sparc_encode_format3a((ins),3,0,(base),(disp),35,(dest))
323 #define sparc_lddf_imm(ins,base,disp,dest) sparc_encode_format3b((ins),3,(base),(disp),35,(dest))
326 #define sparc_stb(ins,src,base,disp) sparc_encode_format3a((ins),3,sparc_asi,(base),(disp),5,(src))
327 #define sparc_stb_imm(ins,src,base,disp) sparc_encode_format3b((ins),3,(base),(disp),5,(src))
329 #define sparc_sth(ins,src,base,disp) sparc_encode_format3a((ins),3,sparc_asi,(base),(disp),6,(src))
330 #define sparc_sth_imm(ins,src,base,disp) sparc_encode_format3b((ins),3,(base),(disp),6,(src))
332 #define sparc_st(ins,src,base,disp) sparc_encode_format3a((ins),3,sparc_asi,(base),(disp),4,(src))
333 #define sparc_st_imm(ins,src,base,disp) sparc_encode_format3b((ins),3,(base),(disp),4,(src))
335 #define sparc_std(ins,src,base,disp) sparc_encode_format3a((ins),3,sparc_asi,(base),(disp),7,(src))
336 #define sparc_std_imm(ins,src,base,disp) sparc_encode_format3b((ins),3,(base),(disp),7,(src))
338 #define sparc_stf(ins,src,base,disp) sparc_encode_format3a((ins),3,sparc_asi,(base),(disp),36,(src))
339 #define sparc_stf_imm(ins,src,base,disp) sparc_encode_format3b((ins),3,(base),(disp),36,(src))
341 #define sparc_stdf(ins,src,base,disp) sparc_encode_format3a((ins),3,sparc_asi,(base),(disp),39,(src))
342 #define sparc_stdf_imm(ins,src,base,disp) sparc_encode_format3b((ins),3,(base),(disp),39,(src))
345 #define sparc_ldstub(ins,base,disp,dest) sparc_encode_format3a((ins),3,sparc_asi,(base),(disp),13,(dest))
346 #define sparc_ldstub_imm(ins,base,disp,dest) sparc_encode_format3b((ins),3,(base),(disp),13,(dest))
348 #define sparc_swap(ins,base,disp,dest) sparc_encode_format3a((ins),3,sparc_asi,(base),(disp),15,(dest))
349 #define sparc_swap_imm(ins,base,disp,dest) sparc_encode_format3b((ins),3,(base),(disp),15,(dest))
352 /* note: with sethi val is the full 32 bit value (think of it as %hi(val)) */
353 #define sparc_sethi(ins,val,dest) sparc_encode_format2a((ins),((val)>>10),4,(dest))
355 #define sparc_nop(ins) sparc_sethi((ins),0,sparc_zero)
357 #define sparc_save(ins,src,disp,dest) sparc_encode_format3a((ins),2,0,(src),(disp),60,(dest))
358 #define sparc_save_imm(ins,src,disp,dest) sparc_encode_format3b((ins),2,(src),(disp),60,(dest))
360 #define sparc_restore(ins,src,disp,dest) sparc_encode_format3a((ins),2,0,(src),(disp),61,(dest))
361 #define sparc_restore_imm(ins,src,disp,dest) sparc_encode_format3b((ins),2,(src),(disp),61,(dest))
363 #define sparc_jmpl(ins,base,disp,dest) sparc_encode_format3a((ins),2,0,(base),(disp),56,(dest))
364 #define sparc_jmpl_imm(ins,base,disp,dest) sparc_encode_format3b((ins),2,(base),(disp),56,(dest))
366 #define sparc_call_simple(ins,addr) sparc_encode_call((ins),((unsigned int)(addr)>>2))
368 #define sparc_rdy(ins,dest) sparc_encode_format3a((ins),2,0,0,0,40,(dest))
370 #define sparc_wry(ins,base,disp) sparc_encode_format3a((ins),2,0,(base),(disp),48,0)
371 #define sparc_wry_imm(ins,base,disp) sparc_encode_format3b((ins),2,(base),(disp),48,0)
373 /* stbar, unimp, flush */
374 #define sparc_stbar(ins) sparc_encode_format3a((ins),2,0,15,0,40,0)
375 #define sparc_unimp(ins,val) sparc_encode_format2b((ins),0,0,0,(val))
377 #define sparc_flush(ins,base,disp) sparc_encode_format3a((ins),2,0,(base),(disp),59,0)
378 #define sparc_flush_imm(ins,base,disp) sparc_encode_format3b((ins),2,(base),(disp),59,0)
383 /* provide wrappers for: fitos, fitod, fstoi, fdtoi, fstod, fdtos, fmov, fneg, fabs */
385 #define sparc_fop(ins,r1,op,r2,dest) sparc_encode_format3c((ins),2,(op),(r1),52,(r2),(dest))
386 #define sparc_fcmp(ins,r1,op,r2) sparc_encode_format3c((ins),2,(op),(r1),53,(r2),0)
389 #define sparc_and(ins,setcc,r1,r2,dest) sparc_encode_format3a((ins),2,0,(r1),(r2),(setcc)|1,(dest))
390 #define sparc_and_imm(ins,setcc,r1,imm,dest) sparc_encode_format3b((ins),2,(r1),(imm),(setcc)|1,(dest))
392 #define sparc_andn(ins,setcc,r1,r2,dest) sparc_encode_format3a((ins),2,0,(r1),(r2),(setcc)|5,(dest))
393 #define sparc_andn_imm(ins,setcc,r1,imm,dest) sparc_encode_format3b((ins),2,(r1),(imm),(setcc)|5,(dest))
395 #define sparc_or(ins,setcc,r1,r2,dest) sparc_encode_format3a((ins),2,0,(r1),(r2),(setcc)|2,(dest))
396 #define sparc_or_imm(ins,setcc,r1,imm,dest) sparc_encode_format3b((ins),2,(r1),(imm),(setcc)|2,(dest))
398 #define sparc_orn(ins,setcc,r1,r2,dest) sparc_encode_format3a((ins),2,0,(r1),(r2),(setcc)|6,(dest))
399 #define sparc_orn_imm(ins,setcc,r1,imm,dest) sparc_encode_format3b((ins),2,(r1),(imm),(setcc)|6,(dest))
401 #define sparc_xor(ins,setcc,r1,r2,dest) sparc_encode_format3a((ins),2,0,(r1),(r2),(setcc)|3,(dest))
402 #define sparc_xor_imm(ins,setcc,r1,imm,dest) sparc_encode_format3b((ins),2,(r1),(r2),(imm)|3,(dest))
404 #define sparc_xnor(ins,setcc,r1,r2,dest) sparc_encode_format3a((ins),2,0,(r1),(r2),(setcc)|7,(dest))
405 #define sparc_xnor_imm(ins,setcc,r1,imm,dest) sparc_encode_format3b((ins),2,(r1),(imm),(setcc)|7,(dest))
408 #define sparc_sll(ins,src,disp,dest) sparc_encode_format3a((ins),2,0,(src),(disp),37,(dest))
409 #define sparc_sll_imm(ins,src,disp,dest) sparc_encode_format3b((ins),2,(src),(disp),37,(dest))
411 #define sparc_srl(ins,src,disp,dest) sparc_encode_format3a((ins),2,0,(src),(disp),38,(dest))
412 #define sparc_srl_imm(ins,src,disp,dest) sparc_encode_format3b((ins),2,(src),(disp),38,(dest))
414 #define sparc_sra(ins,src,disp,dest) sparc_encode_format3a((ins),2,0,(src),(disp),39,(dest))
415 #define sparc_sra_imm(ins,src,disp,dest) sparc_encode_format3b((ins),2,(src),(disp),39,(dest))
418 #define sparc_add(ins,setcc,r1,r2,dest) sparc_encode_format3a((ins),2,0,(r1),(r2),(setcc)|0,(dest))
419 #define sparc_add_imm(ins,setcc,r1,imm,dest) sparc_encode_format3b((ins),2,(r1),(imm),(setcc)|0,(dest))
421 #define sparc_addx(ins,setcc,r1,r2,dest) sparc_encode_format3a((ins),2,0,(r1),(r2),(setcc)|8,(dest))
422 #define sparc_addx_imm(ins,setcc,r1,imm,dest) sparc_encode_format3b((ins),2,(r1),(imm),(setcc)|8,(dest))
424 #define sparc_sub(ins,setcc,r1,r2,dest) sparc_encode_format3a((ins),2,0,(r1),(r2),(setcc)|4,(dest))
425 #define sparc_sub_imm(ins,setcc,r1,imm,dest) sparc_encode_format3b((ins),2,(r1),(imm),(setcc)|4,(dest))
427 #define sparc_subx(ins,setcc,r1,r2,dest) sparc_encode_format3a((ins),2,0,(r1),(r2),(setcc)|12,(dest))
428 #define sparc_subx_imm(ins,setcc,r1,imm,dest) sparc_encode_format3b((ins),2,(r1),(imm),(setcc)|12,(dest))
430 #define sparc_muls(ins,r1,r2,dest) sparc_encode_format3a((ins),2,0,(r1),(r2),36,(dest))
431 #define sparc_muls_imm(ins,r1,imm,dest) sparc_encode_format3b((ins),2,(r1),(imm),36,(dest))
433 #define sparc_umul(ins,setcc,r1,r2,dest) sparc_encode_format3a((ins),2,0,(r1),(r2),(setcc)|10,(dest))
434 #define sparc_umul_imm(ins,setcc,r1,imm,dest) sparc_encode_format3b((ins),2,(r1),(imm),(setcc)|10,(dest))
436 #define sparc_smul(ins,setcc,r1,r2,dest) sparc_encode_format3a((ins),2,0,(r1),(r2),(setcc)|11,(dest))
437 #define sparc_smul_imm(ins,setcc,r1,imm,dest) sparc_encode_format3b((ins),2,(r1),(imm),(setcc)|11,(dest))
439 #define sparc_udiv(ins,setcc,r1,r2,dest) sparc_encode_format3a((ins),2,0,(r1),(r2),(setcc)|14,(dest))
440 #define sparc_udiv_imm(ins,setcc,r1,imm,dest) sparc_encode_format3b((ins),2,(r1),(imm),(setcc)|14,(dest))
442 #define sparc_sdiv(ins,setcc,r1,r2,dest) sparc_encode_format3a((ins),2,0,(r1),(r2),(setcc)|15,(dest))
443 #define sparc_sdiv_imm(ins,setcc,r1,imm,dest) sparc_encode_format3b((ins),2,(r1),(imm),(setcc)|15,(dest))
447 #define sparc_branch(ins,aval,condval,displ) sparc_encode_format2b((ins),(aval),(condval),2,(displ))
448 /* FIXME: float condition codes are different: unify. */
449 #define sparc_fbranch(ins,aval,condval,displ) sparc_encode_format2b((ins),(aval),(condval),6,(displ))
451 /* synthetic instructions */
452 #define sparc_cmp(ins,r1,r2) sparc_sub((ins),sparc_cc,(r1),(r2),sparc_g0)
453 #define sparc_cmp_imm(ins,r1,imm) sparc_sub_imm((ins),sparc_cc,(r1),(imm),sparc_g0)
455 #define sparc_jmp(ins,base,disp) sparc_jmpl((ins),(base),(disp),sparc_g0)
456 #define sparc_jmp_imm(ins,base,disp) sparc_jmpl_imm((ins),(base),(disp),sparc_g0)
457 #define sparc_call(ins,base,disp) sparc_jmpl((ins),(base),(disp),sparc_o7)
458 #define sparc_call_imm(ins,base,disp) sparc_jmpl_imm((ins),(base),(disp),sparc_o7)
460 #define sparc_test(ins,reg) sparc_or ((ins),sparc_cc,sparc_g0,(reg),sparc_g0)
462 #define sparc_ret(ins) sparc_jmpl_imm((ins),sparc_i7,8,sparc_g0)
463 #define sparc_retl(ins) sparc_jmpl_imm((ins),sparc_o7,8,sparc_g0)
464 #define sparc_restore_simple(ins) sparc_restore((ins),sparc_g0,sparc_g0,sparc_g0)
466 #define sparc_set(ins,val,reg) \
468 if (((val) & 0x1fff) == 0) \
469 sparc_sethi((ins),(val),(reg)); \
470 else if (((val) >= -4096) && ((val) <= 4095)) \
471 sparc_or_imm((ins),FALSE,sparc_g0,(val),(reg)); \
473 sparc_sethi((ins),(val),(reg)); \
474 sparc_or_imm((ins),FALSE,(reg),(val)&0x3ff,(reg)); \
478 #define sparc_not(ins,reg) sparc_xnor((ins),FALSE,(reg),sparc_g0,(reg))
479 #define sparc_neg(ins,reg) sparc_sub((ins),FALSE,sparc_g0,(reg),(reg))
480 #define sparc_clr_reg(ins,reg) sparc_or((ins),FALSE,sparc_g0,sparc_g0,(reg))
482 #define sparc_mov_reg_reg(ins,src,dest) sparc_or_imm((ins),FALSE,(src),0,(dest))
485 #endif /* __SPARC_CODEGEN_H__ */