4 # inssel-ppc.brg: burg file for special ppc instructions
7 # Dietmar Maurer (dietmar@ximian.com)
8 # Paolo Molaro (lupus@ximian.com)
10 # (C) 2002 Ximian, Inc.
13 stmt: OP_START_HANDLER {
14 MonoInst *spvar = mono_find_spvar_for_region (s, s->cbb->region);
15 /*MONO_EMIT_NEW_STORE_MEMBASE (s, OP_STORE_MEMBASE_REG, spvar->inst_basereg, spvar->inst_offset, ppc_sp);
17 tree->inst_left = spvar;
18 mono_bblock_add_inst (s->cbb, tree);
21 stmt: CEE_ENDFINALLY {
22 MonoInst *spvar = mono_find_spvar_for_region (s, s->cbb->region);
23 tree->inst_left = spvar;
24 mono_bblock_add_inst (s->cbb, tree);
27 stmt: OP_ENDFILTER (reg) {
28 MonoInst *spvar = mono_find_spvar_for_region (s, s->cbb->region);
29 tree->inst_left = spvar;
30 tree->sreg1 = state->left->reg1;
31 mono_bblock_add_inst (s->cbb, tree);
34 lreg: OP_LADD_OVF (lreg, lreg) "0" {
35 /* ADC sets the condition code */
36 MONO_EMIT_NEW_BIALU (s, OP_ADDCC, state->reg1, state->left->reg1, state->right->reg1);
37 MONO_EMIT_NEW_BIALU (s, OP_ADD_OVF_CARRY, state->reg2, state->left->reg2, state->right->reg2);
40 lreg: OP_LADD_OVF_UN (lreg, lreg) "0" {
41 /* ADC sets the condition code */
42 MONO_EMIT_NEW_BIALU (s, OP_ADDCC, state->reg1, state->left->reg1, state->right->reg1);
43 MONO_EMIT_NEW_BIALU (s, OP_ADD_OVF_UN_CARRY, state->reg2, state->left->reg2, state->right->reg2);
46 lreg: OP_LSUB_OVF (lreg, lreg) "0" {
47 /* SBB sets the condition code */
48 MONO_EMIT_NEW_BIALU (s, OP_SUBCC, state->reg1, state->left->reg1, state->right->reg1);
49 MONO_EMIT_NEW_BIALU (s, OP_SUB_OVF_CARRY, state->reg2, state->left->reg2, state->right->reg2);
52 lreg: OP_LSUB_OVF_UN (lreg, lreg) "0" {
53 /* SBB sets the condition code */
54 MONO_EMIT_NEW_BIALU (s, OP_SUBCC, state->reg1, state->left->reg1, state->right->reg1);
55 MONO_EMIT_NEW_BIALU (s, OP_SUB_OVF_UN_CARRY, state->reg2, state->left->reg2, state->right->reg2);
58 stmt: CEE_STIND_I8 (OP_REGVAR, lreg) {
59 /* this should only happen for methods returning a long */
60 MONO_EMIT_NEW_UNALU (s, OP_MOVE, ppc_r3, state->right->reg1);
61 MONO_EMIT_NEW_UNALU (s, OP_MOVE, ppc_r4, state->right->reg2);
64 lreg: OP_LNEG (lreg) "2" {
65 MONO_EMIT_NEW_BIALU_IMM (s, OP_PPC_SUBFIC, state->reg1, state->left->reg1, 0);
66 MONO_EMIT_UNALU (s, tree, OP_PPC_SUBFZE, state->reg2, state->left->reg2);
69 freg: OP_LCONV_TO_R8 (lreg) {
70 tree->dreg = state->reg1;
71 tree->sreg1 = state->left->reg1;
72 tree->sreg2 = state->left->reg2;
73 mono_bblock_add_inst (s->cbb, tree);
76 freg: OP_LCONV_TO_R4 (lreg) {
77 tree->dreg = state->reg1;
78 tree->sreg1 = state->left->reg1;
79 tree->sreg2 = state->left->reg2;
80 mono_bblock_add_inst (s->cbb, tree);
83 freg: CEE_CONV_R_UN (reg) {
84 tree->dreg = state->reg1;
85 tree->sreg1 = state->left->reg1;
86 mono_bblock_add_inst (s->cbb, tree);
89 reg: OP_LOCALLOC (OP_ICONST) {
90 /* microcoded in mini-ppc.c */
91 tree->sreg1 = mono_regstate_next_int (s->rs);
92 tree->dreg = state->reg1;
93 MONO_EMIT_NEW_ICONST (s, tree->sreg1, state->left->tree->inst_c0);
94 mono_bblock_add_inst (s->cbb, tree);
97 reg: OP_LOCALLOC (reg) {
98 tree->dreg = state->reg1;
99 tree->sreg1 = state->left->reg1;
100 mono_bblock_add_inst (s->cbb, tree);
103 stmt: OP_SETRET (reg) {
104 tree->opcode = OP_MOVE;
105 tree->sreg1 = state->left->reg1;
107 mono_bblock_add_inst (s->cbb, tree);
110 stmt: OP_SETRET (lreg) {
111 tree->opcode = OP_SETLRET;
112 tree->sreg1 = state->left->reg1;
113 tree->sreg2 = state->left->reg2;
115 mono_bblock_add_inst (s->cbb, tree);
118 stmt: OP_SETRET (freg) {
119 tree->opcode = OP_FMOVE;
120 tree->sreg1 = state->left->reg1;
122 mono_bblock_add_inst (s->cbb, tree);
125 stmt: OP_SETRET (OP_ICONST) {
126 tree->opcode = OP_ICONST;
127 tree->inst_c0 = state->left->tree->inst_c0;
129 mono_bblock_add_inst (s->cbb, tree);
132 stmt: CEE_STIND_I (OP_REGVAR, CEE_SUB (CEE_LDIND_I (OP_REGVAR), OP_ICONST)),
133 stmt: CEE_STIND_I4 (OP_REGVAR, CEE_SUB (CEE_LDIND_I4 (OP_REGVAR), OP_ICONST)),
134 stmt: CEE_STIND_I (OP_REGVAR, CEE_ADD (CEE_LDIND_I (OP_REGVAR), OP_ICONST)),
135 stmt: CEE_STIND_I4 (OP_REGVAR, CEE_ADD (CEE_LDIND_I4 (OP_REGVAR), OP_ICONST)) {
136 int con = state->right->right->tree->inst_c0;
137 int dreg = state->left->tree->dreg;
138 int sreg = state->right->left->left->tree->dreg;
140 if (state->right->op == CEE_ADD)
141 tree->opcode = OP_ADD_IMM;
142 else if (state->right->op == CEE_SUB)
143 tree->opcode = OP_SUB_IMM;
145 g_assert_not_reached ();
146 tree->inst_imm = con;
149 mono_bblock_add_inst (s->cbb, tree);
152 stmt: OP_OUTARG (reg) {
153 if (tree->inst_imm) {
154 MONO_EMIT_NEW_STORE_MEMBASE (s, OP_STORE_MEMBASE_REG, ppc_r1, tree->inst_imm, state->left->reg1);
157 tree->opcode = OP_SETREG;
158 tree->dreg = tree->unused;
159 tree->sreg1 = state->left->reg1;
160 mono_bblock_add_inst (s->cbb, tree);
163 stmt: OP_OUTARG (OP_REGVAR) {
164 if (tree->inst_imm) {
165 MONO_EMIT_NEW_STORE_MEMBASE (s, OP_STORE_MEMBASE_REG, ppc_r1, tree->inst_imm, state->left->tree->dreg);
168 tree->opcode = OP_SETREG;
169 tree->dreg = tree->unused;
170 tree->sreg1 = state->left->tree->dreg;
171 mono_bblock_add_inst (s->cbb, tree);
174 stmt: OP_OUTARG (lreg) {
175 if (tree->inst_imm) {
176 MONO_EMIT_NEW_STORE_MEMBASE (s, OP_STORE_MEMBASE_REG, ppc_r1, tree->inst_imm, state->left->reg2);
177 MONO_EMIT_NEW_STORE_MEMBASE (s, OP_STORE_MEMBASE_REG, ppc_r1, tree->inst_imm + 4, state->left->reg1);
180 MONO_EMIT_NEW_UNALU (s, OP_SETREG, tree->unused, state->left->reg2);
181 tree->opcode = OP_SETREG;
182 tree->dreg = tree->unused + 1;
183 tree->sreg1 = state->left->reg1;
184 mono_bblock_add_inst (s->cbb, tree);
187 stmt: OP_OUTARG (OP_ICONST) {
188 if (tree->inst_imm) {
189 MONO_EMIT_NEW_STORE_MEMBASE_IMM (s, OP_STORE_MEMBASE_IMM, ppc_r1, tree->inst_imm, state->left->tree->inst_c0);
192 tree->opcode = OP_SETREGIMM;
193 tree->dreg = tree->unused;
194 tree->inst_c0 = state->left->tree->inst_c0;
195 mono_bblock_add_inst (s->cbb, tree);
198 #stmt: OP_OUTARG (CEE_LDIND_I4 (base)) {
199 # tree->opcode = OP_X86_PUSH_MEMBASE;
200 # tree->inst_basereg = state->left->left->tree->inst_basereg;
201 # tree->inst_offset = state->left->left->tree->inst_offset;
202 # mono_bblock_add_inst (s->cbb, tree);
205 #stmt: OP_OUTARG (CEE_LDIND_U4 (base)) {
206 # tree->opcode = OP_X86_PUSH_MEMBASE;
207 # tree->inst_basereg = state->left->left->tree->inst_basereg;
208 # tree->inst_offset = state->left->left->tree->inst_offset;
209 # mono_bblock_add_inst (s->cbb, tree);
212 #stmt: OP_OUTARG (CEE_LDIND_I (base)) {
213 # tree->opcode = OP_X86_PUSH_MEMBASE;
214 # tree->inst_basereg = state->left->left->tree->inst_basereg;
215 # tree->inst_offset = state->left->left->tree->inst_offset;
216 # mono_bblock_add_inst (s->cbb, tree);
219 #stmt: OP_OUTARG (CEE_LDIND_REF (base)) {
220 # tree->opcode = OP_X86_PUSH_MEMBASE;
221 # tree->inst_basereg = state->left->left->tree->inst_basereg;
222 # tree->inst_offset = state->left->left->tree->inst_offset;
223 # mono_bblock_add_inst (s->cbb, tree);
226 stmt: OP_OUTARG (CEE_LDIND_REF (OP_REGVAR)) {
227 if (tree->inst_imm) {
228 MONO_EMIT_NEW_STORE_MEMBASE (s, OP_STORE_MEMBASE_REG, ppc_r1, tree->inst_imm, state->left->left->tree->dreg);
231 tree->opcode = OP_SETREG;
232 tree->sreg1 = state->left->left->tree->dreg;
233 tree->dreg = tree->unused;
234 mono_bblock_add_inst (s->cbb, tree);
237 #stmt: OP_OUTARG (CEE_LDOBJ (reg)) {
238 # tree->opcode = OP_X86_PUSH;
239 # tree->sreg1 = state->left->reg1;
240 # mono_bblock_add_inst (s->cbb, tree);
243 stmt: OP_OUTARG (freg) {
244 if (tree->inst_imm) {
245 int opcode = (tree->unused & 0xff00) == 0x0400? OP_STORER4_MEMBASE_REG: OP_STORER8_MEMBASE_REG;
246 MONO_EMIT_NEW_STORE_MEMBASE (s, opcode, ppc_r1, tree->inst_imm, state->left->reg1);
249 tree->opcode = OP_SETFREG;
250 tree->sreg1 = state->left->reg1;
251 tree->dreg = tree->unused & 0xff;
252 mono_bblock_add_inst (s->cbb, tree);
255 stmt: OP_OUTARG_R4 (freg) {
256 if (tree->inst_imm) {
257 MONO_EMIT_NEW_STORE_MEMBASE (s, OP_STORER4_MEMBASE_REG, ppc_r1, tree->inst_imm, state->left->reg1);
260 tree->opcode = OP_SETFREG;
261 tree->sreg1 = state->left->reg1;
262 tree->dreg = tree->unused;
263 mono_bblock_add_inst (s->cbb, tree);
266 stmt: OP_OUTARG_R8 (freg) {
267 if (tree->inst_imm) {
268 MONO_EMIT_NEW_STORE_MEMBASE (s, OP_STORER8_MEMBASE_REG, ppc_r1, tree->inst_imm, state->left->reg1);
271 tree->opcode = OP_SETFREG;
272 tree->sreg1 = state->left->reg1;
273 tree->dreg = tree->unused;
274 mono_bblock_add_inst (s->cbb, tree);
277 stmt: OP_OUTARG_VT (CEE_LDOBJ (base)) {
278 MonoInst *vt = state->left->left->tree;
279 int start_reg = tree->unused & 0xff;
280 int nregs = (tree->unused >> 8) & 0xff;
281 int ovf_size = (tree->unused >> 16) & 0xffff;
282 int i, tmpr, soffset;
284 soffset = vt->inst_offset;
286 Darwin needs some special handling for 1 and 2 byte arguments
289 if (vt->inst_vtype && MONO_TYPE_ISSTRUCT (vt->inst_vtype) && vt->inst_vtype->type != MONO_TYPE_TYPEDBYREF)
290 size = mono_class_native_size (mono_class_from_mono_type (vt->inst_vtype), NULL);
291 if (size == 2 || size == 1) {
292 tmpr = mono_regstate_next_int (s->rs);
294 MONO_EMIT_NEW_LOAD_MEMBASE_OP (s, OP_LOADI1_MEMBASE, tmpr, vt->inst_basereg, soffset);
296 MONO_EMIT_NEW_LOAD_MEMBASE_OP (s, OP_LOADI2_MEMBASE, tmpr, vt->inst_basereg, soffset);
297 MONO_EMIT_NEW_UNALU (s, OP_SETREG, start_reg, tmpr);
300 for (i = 0; i < nregs; ++i) {
301 tmpr = mono_regstate_next_int (s->rs);
302 MONO_EMIT_NEW_LOAD_MEMBASE (s, tmpr, vt->inst_basereg, soffset);
303 MONO_EMIT_NEW_UNALU (s, OP_SETREG, start_reg + i, tmpr);
304 soffset += sizeof (gpointer);
306 //g_print ("vt size: %d at R%d + %d\n", tree->inst_imm, vt->inst_basereg, vt->inst_offset);
308 mini_emit_memcpy (s, ppc_r1, tree->inst_imm + (soffset - vt->inst_offset), vt->inst_basereg, soffset, ovf_size * sizeof (gpointer), 0);
312 stmt: OP_OUTARG_VT (OP_ICONST) {
313 int start_reg = tree->unused & 0xff;
314 int nregs = (tree->unused >> 8) & 0xff;
316 tree->opcode = OP_SETREGIMM;
317 tree->dreg = start_reg;
318 tree->inst_c0 = state->left->tree->inst_c0;
319 mono_bblock_add_inst (s->cbb, tree);
321 g_assert_not_reached ();
325 stmt: OP_OUTARG_VT (reg) {
326 int start_reg = tree->unused & 0xff;
327 int nregs = (tree->unused >> 8) & 0xff;
329 tree->opcode = OP_SETREG;
330 tree->dreg = start_reg;
331 tree->sreg1 = state->left->reg1;
332 mono_bblock_add_inst (s->cbb, tree);
334 g_assert_not_reached ();
338 stmt: CEE_STIND_R8 (OP_REGVAR, freg) {
339 /* nothing to do: the value is already on the FP stack */
342 stmt: CEE_BNE_UN (fpcflags) {
343 tree->opcode = OP_FBNE_UN;
344 mono_bblock_add_inst (s->cbb, tree);
347 stmt: CEE_BEQ (fpcflags) {
348 tree->opcode = OP_FBEQ;
349 mono_bblock_add_inst (s->cbb, tree);
352 stmt: CEE_BLT (fpcflags) {
353 tree->opcode = OP_FBLT;
354 mono_bblock_add_inst (s->cbb, tree);
357 stmt: CEE_BLT_UN (fpcflags) {
358 tree->opcode = OP_FBLT_UN;
359 mono_bblock_add_inst (s->cbb, tree);
362 stmt: CEE_BGT (fpcflags) {
363 tree->opcode = OP_FBGT;
364 mono_bblock_add_inst (s->cbb, tree);
367 stmt: CEE_BGT_UN (fpcflags) {
368 tree->opcode = OP_FBGT_UN;
369 mono_bblock_add_inst (s->cbb, tree);
372 stmt: CEE_BGE (fpcflags) {
373 tree->opcode = OP_FBGE;
374 mono_bblock_add_inst (s->cbb, tree);
377 stmt: CEE_BGE_UN (fpcflags) {
378 tree->opcode = OP_FBGE_UN;
379 mono_bblock_add_inst (s->cbb, tree);
382 stmt: CEE_BLE (fpcflags) {
383 tree->opcode = OP_FBLE;
384 mono_bblock_add_inst (s->cbb, tree);
387 stmt: CEE_BLE_UN (fpcflags) {
388 tree->opcode = OP_FBLE_UN;
389 mono_bblock_add_inst (s->cbb, tree);
392 stmt: CEE_POP (freg) "0" {
396 freg: OP_LCONV_TO_R8 (lreg) {
397 /* nothing to do - emulated */
400 freg: OP_LCONV_TO_R4 (lreg) {
401 /* nothing to do - emulated */
404 freg: OP_LCONV_TO_R_UN (lreg) {
405 /* nothing to do - emulated */
408 freg: OP_FREM (freg, freg) {
409 /* nothing to do - emulated */
412 reg: OP_CEQ (OP_COMPARE (freg, freg)) {
413 MONO_EMIT_BIALU (s, tree, OP_FCEQ, state->reg1, state->left->left->reg1,
414 state->left->right->reg1);
417 reg: OP_CLT (OP_COMPARE (freg, freg)) {
418 MONO_EMIT_BIALU (s, tree, OP_FCLT, state->reg1, state->left->left->reg1,
419 state->left->right->reg1);
422 reg: OP_CLT_UN (OP_COMPARE (freg, freg)) {
423 MONO_EMIT_BIALU (s, tree, OP_FCLT_UN, state->reg1, state->left->left->reg1,
424 state->left->right->reg1);
427 reg: OP_CGT (OP_COMPARE (freg, freg)) {
428 MONO_EMIT_BIALU (s, tree, OP_FCGT, state->reg1, state->left->left->reg1,
429 state->left->right->reg1);
432 reg: OP_CGT_UN (OP_COMPARE (freg, freg)) {
433 MONO_EMIT_BIALU (s, tree, OP_FCGT_UN, state->reg1, state->left->left->reg1,
434 state->left->right->reg1);
437 reg: CEE_ADD_OVF (reg, reg) "0" {
438 MONO_EMIT_BIALU (s, tree, tree->opcode, state->reg1, state->left->reg1, state->right->reg1);
441 reg: CEE_ADD_OVF_UN (reg, reg) "0" {
442 MONO_EMIT_BIALU (s, tree, tree->opcode, state->reg1, state->left->reg1, state->right->reg1);
445 reg: CEE_SUB_OVF (reg, reg) "0" {
446 MONO_EMIT_BIALU (s, tree, tree->opcode, state->reg1, state->left->reg1, state->right->reg1);
449 reg: CEE_SUB_OVF_UN (reg, reg) "0" {
450 MONO_EMIT_BIALU (s, tree, tree->opcode, state->reg1, state->left->reg1, state->right->reg1);