X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fia32%2Fia32_new_nodes.c;h=d077b3ad1ed2c71c10f018452c36db5d8ff7ab55;hb=eee248543bd61ec5c3f6aaaa23b9b0cff042fb71;hp=437f0c83522613dfebf1be143302f32c7c4c437d;hpb=1752786900095fecb07aa28fa6eeb75e0e3f8d1a;p=libfirm diff --git a/ir/be/ia32/ia32_new_nodes.c b/ir/be/ia32/ia32_new_nodes.c index 437f0c835..d077b3ad1 100644 --- a/ir/be/ia32/ia32_new_nodes.c +++ b/ir/be/ia32/ia32_new_nodes.c @@ -1,6 +1,6 @@ /** * This file implements the creation of the achitecture specific firm opcodes - * and the coresponding node constructors for the $arch assembler irg. + * and the coresponding node constructors for the ia32 assembler irg. * @author Christian Wuerdig * $Id$ */ @@ -153,7 +153,7 @@ static void dump_reg_req(FILE *F, ir_node *n, const ia32_register_req_t **reqs, * @param reason indicates which kind of information should be dumped * @return 0 on success or != 0 on failure */ -static int dump_node_ia32(ir_node *n, FILE *F, dump_reason_t reason) { +static int ia32_dump_node(ir_node *n, FILE *F, dump_reason_t reason) { ir_mode *mode = NULL; int bad = 0; int i, n_res, am_flav, flags; @@ -177,7 +177,7 @@ static int dump_node_ia32(ir_node *n, FILE *F, dump_reason_t reason) { case dump_node_nodeattr_txt: if (is_ia32_ImmConst(n) || is_ia32_ImmSymConst(n) || is_ia32_Cnst(n)) { - char *pref = is_ia32_ImmSymConst(n) || (get_ia32_op_type(n) == ia32_SymConst) ? "SymC" : ""; + char *pref = is_ia32_ImmSymConst(n) || (get_ia32_op_type(n) == ia32_SymConst) ? "SymC " : ""; const char *cnst = get_ia32_cnst(n); fprintf(F, "[%s%s]", pref, cnst ? cnst : "NONE"); @@ -243,6 +243,23 @@ static int dump_node_ia32(ir_node *n, FILE *F, dump_reason_t reason) { } fprintf(F, "\n"); + /* dump immop type */ + fprintf(F, "immediate = "); + switch (get_ia32_immop_type(n)) { + case ia32_ImmNone: + fprintf(F, "None"); + break; + case ia32_ImmConst: + fprintf(F, "Const"); + break; + case ia32_ImmSymConst: + fprintf(F, "SymConst"); + break; + default: + fprintf(F, "unknown (%d)", get_ia32_immop_type(n)); + break; + } + fprintf(F, "\n"); /* dump supported am */ fprintf(F, "AM support = "); @@ -312,6 +329,18 @@ static int dump_node_ia32(ir_node *n, FILE *F, dump_reason_t reason) { /* commutative */ fprintf(F, "commutative = %d\n", is_ia32_commutative(n)); + /* emit cl */ + fprintf(F, "emit cl instead of ecx = %d\n", is_ia32_emit_cl(n)); + + /* got lea */ + fprintf(F, "got loea = %d\n", is_ia32_got_lea(n)); + + /* got reload */ + fprintf(F, "got reload = %d\n", is_ia32_got_reload(n)); + + /* dump latency */ + fprintf(F, "latency = %d\n", get_ia32_latency(n)); + /* dump flags */ fprintf(F, "flags ="); flags = get_ia32_flags(n); @@ -328,6 +357,9 @@ static int dump_node_ia32(ir_node *n, FILE *F, dump_reason_t reason) { if (flags & arch_irn_flags_ignore) { fprintf(F, " ignore"); } + if (flags & arch_irn_flags_modify_sp) { + fprintf(F, " modify_sp"); + } } fprintf(F, " (%d)\n", flags); @@ -341,6 +373,43 @@ static int dump_node_ia32(ir_node *n, FILE *F, dump_reason_t reason) { } fprintf(F, "\n"); + /* dump modes */ + fprintf(F, "ls_mode = "); + if (get_ia32_ls_mode(n)) { + ir_fprintf(F, "%+F", get_ia32_ls_mode(n)); + } + else { + fprintf(F, "n/a"); + } + fprintf(F, "\n"); + + fprintf(F, "res_mode = "); + if (get_ia32_res_mode(n)) { + ir_fprintf(F, "%+F", get_ia32_res_mode(n)); + } + else { + fprintf(F, "n/a"); + } + fprintf(F, "\n"); + + fprintf(F, "src_mode = "); + if (get_ia32_src_mode(n)) { + ir_fprintf(F, "%+F", get_ia32_src_mode(n)); + } + else { + fprintf(F, "n/a"); + } + fprintf(F, "\n"); + + fprintf(F, "tgt_mode = "); + if (get_ia32_tgt_mode(n)) { + ir_fprintf(F, "%+F", get_ia32_tgt_mode(n)); + } + else { + fprintf(F, "n/a"); + } + fprintf(F, "\n"); + #ifndef NDEBUG /* dump original ir node name */ fprintf(F, "orig node = "); @@ -379,8 +448,8 @@ static int dump_node_ia32(ir_node *n, FILE *F, dump_reason_t reason) { */ static ident *get_ident_for_tv(tarval *tv) { char buf[1024]; - - assert(tarval_snprintf(buf, sizeof(buf), tv)); + int len = tarval_snprintf(buf, sizeof(buf), tv); + assert(len); return new_id_from_str(buf); } @@ -469,9 +538,16 @@ char *get_ia32_am_offs(const ir_node *node) { return NULL; } + if (! attr->plain_offs) + attr->plain_offs = (struct obstack *)_new_arr_d(get_irg_obstack(get_irn_irg(node)), 1, sizeof(*(attr->plain_offs))); + else + obstack_free(attr->plain_offs, NULL); + + obstack_init(attr->plain_offs); + size = obstack_object_size(attr->am_offs); if (size > 0) { - res = xmalloc(size + 2); + res = obstack_alloc(attr->plain_offs, size + 2); res[0] = attr->data.offs_sign ? '-' : '+'; memcpy(&res[1], obstack_base(attr->am_offs), size); res[size + 1] = '\0'; @@ -502,7 +578,7 @@ static void extend_ia32_am_offs(ir_node *node, char *offset, char op) { if (! attr->am_offs) { /* obstack is not initialized */ - attr->am_offs = xcalloc(1, sizeof(*(attr->am_offs))); + attr->am_offs = (struct obstack *)_new_arr_d(get_irg_obstack(get_irn_irg(node)), 1, sizeof(*(attr->am_offs))); obstack_init(attr->am_offs); attr->data.offs_sign = (op == '-') ? 1 : 0; @@ -718,13 +794,61 @@ void clear_ia32_emit_cl(ir_node *node) { } /** - * Checks if node is commutative. + * Checks if node needs %cl. */ int is_ia32_emit_cl(const ir_node *node) { ia32_attr_t *attr = get_ia32_attr(node); return attr->data.emit_cl; } +/** + * Sets node got_lea. + */ +void set_ia32_got_lea(ir_node *node) { + ia32_attr_t *attr = get_ia32_attr(node); + attr->data.got_lea = 1; +} + +/** + * Clears node got_lea. + */ +void clear_ia32_got_lea(ir_node *node) { + ia32_attr_t *attr = get_ia32_attr(node); + attr->data.got_lea = 0; +} + +/** + * Checks if node got lea. + */ +int is_ia32_got_lea(const ir_node *node) { + ia32_attr_t *attr = get_ia32_attr(node); + return attr->data.got_lea; +} + +/** + * Sets node got_reload. + */ +void set_ia32_got_reload(ir_node *node) { + ia32_attr_t *attr = get_ia32_attr(node); + attr->data.got_reload = 1; +} + +/** + * Clears node got_reload. + */ +void clear_ia32_got_reload(ir_node *node) { + ia32_attr_t *attr = get_ia32_attr(node); + attr->data.got_reload = 0; +} + +/** + * Checks if node got reload. + */ +int is_ia32_got_reload(const ir_node *node) { + ia32_attr_t *attr = get_ia32_attr(node); + return attr->data.got_reload; +} + /** * Gets the mode of the stored/loaded value (only set for Store/Load) */ @@ -790,7 +914,7 @@ void set_ia32_tgt_mode(ir_node *node, ir_mode *mode) { } /** - * Gets the frame entity assigned to this node; + * Gets the frame entity assigned to this node. */ entity *get_ia32_frame_ent(const ir_node *node) { ia32_attr_t *attr = get_ia32_attr(node); @@ -798,11 +922,29 @@ entity *get_ia32_frame_ent(const ir_node *node) { } /** - * Sets the frame entity for this node; + * Sets the frame entity for this node. */ void set_ia32_frame_ent(ir_node *node, entity *ent) { ia32_attr_t *attr = get_ia32_attr(node); attr->frame_ent = ent; + set_ia32_use_frame(node); +} + + +/** + * Gets the instruction latency. + */ +unsigned get_ia32_latency(const ir_node *node) { + ia32_attr_t *attr = get_ia32_attr(node); + return attr->latency; +} + +/** +* Sets the instruction latency. +*/ +void set_ia32_latency(ir_node *node, unsigned latency) { + ia32_attr_t *attr = get_ia32_attr(node); + attr->latency = latency; } /** @@ -1046,6 +1188,7 @@ void copy_ia32_Immop_attr(ir_node *dst, ir_node *src) { */ void set_ia32_Const_attr(ir_node *ia32_cnst, ir_node *cnst) { ia32_attr_t *attr = get_ia32_attr(ia32_cnst); + ir_mode *mode; assert(is_ia32_Cnst(ia32_cnst) && "Need ia32_Const to set Const attr"); @@ -1053,6 +1196,10 @@ void set_ia32_Const_attr(ir_node *ia32_cnst, ir_node *cnst) { case iro_Const: attr->data.tp = ia32_Const; attr->cnst_val.tv = get_Const_tarval(cnst); + mode = get_tarval_mode(attr->cnst_val.tv); + if (mode_is_reference(mode) && + get_mode_null(mode) == attr->cnst_val.tv) + attr->cnst_val.tv = get_mode_null(mode_Is); attr->cnst = get_ident_for_tv(attr->cnst_val.tv); break; case iro_SymConst: @@ -1146,7 +1293,7 @@ const char *get_ia32_out_reg_name(const ir_node *node, int pos) { ia32_attr_t *attr = get_ia32_attr(node); assert(is_ia32_irn(node) && "Not an ia32 node."); - assert(pos < attr->data.n_res && "Invalid OUT position."); + assert(pos < (int) attr->data.n_res && "Invalid OUT position."); assert(attr->slots[pos] && "No register assigned"); return arch_register_get_name(attr->slots[pos]); @@ -1159,7 +1306,7 @@ int get_ia32_out_regnr(const ir_node *node, int pos) { ia32_attr_t *attr = get_ia32_attr(node); assert(is_ia32_irn(node) && "Not an ia32 node."); - assert(pos < attr->data.n_res && "Invalid OUT position."); + assert(pos < (int) attr->data.n_res && "Invalid OUT position."); assert(attr->slots[pos] && "No register assigned"); return arch_register_get_index(attr->slots[pos]); @@ -1172,39 +1319,26 @@ const arch_register_t *get_ia32_out_reg(const ir_node *node, int pos) { ia32_attr_t *attr = get_ia32_attr(node); assert(is_ia32_irn(node) && "Not an ia32 node."); - assert(pos < attr->data.n_res && "Invalid OUT position."); + assert(pos < (int) attr->data.n_res && "Invalid OUT position."); assert(attr->slots[pos] && "No register assigned"); return attr->slots[pos]; } -/** - * Allocates num register slots for node. - */ -void alloc_ia32_reg_slots(ir_node *node, int num) { - ia32_attr_t *attr = get_ia32_attr(node); - - if (num) { - attr->slots = (const arch_register_t **)NEW_ARR_D(arch_register_t*, get_irg_obstack(get_irn_irg(node)), num); - memset(attr->slots, 0, sizeof(attr->slots[0]) * num); - } - else { - attr->slots = NULL; - } - - attr->data.n_res = num; -} - /** * Initializes the nodes attributes. */ void init_ia32_attributes(ir_node *node, arch_irn_flags_t flags, const ia32_register_req_t **in_reqs, - const ia32_register_req_t **out_reqs, int n_res) + const ia32_register_req_t **out_reqs, int n_res, unsigned latency) { + ia32_attr_t *attr = get_ia32_attr(node); set_ia32_flags(node, flags); set_ia32_in_req_all(node, in_reqs); set_ia32_out_req_all(node, out_reqs); - alloc_ia32_reg_slots(node, n_res); + set_ia32_latency(node, latency); + + attr->data.n_res = n_res; + memset((void *)attr->slots, 0, n_res * sizeof(attr->slots[0])); } /*************************************************************************************** @@ -1241,31 +1375,5 @@ int ia32_compare_conv_attr(ia32_attr_t *a, ia32_attr_t *b) { return !equ; } -/* copies the ia32 attributes */ -static void ia32_copy_attr(const ir_node *old_node, ir_node *new_node) { - ia32_attr_t *attr_old = get_ia32_attr(old_node); - ia32_attr_t *attr_new = get_ia32_attr(new_node); - int n_res = get_ia32_n_res(old_node); - - /* copy the attributes */ - memcpy(attr_new, attr_old, sizeof(*attr_new)); - - /* copy the register slots */ - attr_new->slots = (const arch_register_t **)NEW_ARR_D(arch_register_t*, get_irg_obstack(get_irn_irg(new_node)), n_res); - memcpy((void *)attr_new->slots, (void *)attr_old->slots, sizeof(attr_new->slots[0]) * n_res); -} - -/** - * Registers the ia32_copy_attr function for all ia32 opcodes. - */ -void ia32_register_copy_attr_func(void) { - unsigned i, f = get_ia32_opcode_first(), l = get_ia32_opcode_last(); - - for (i = f; i < l; i++) { - ir_op *op = get_irp_opcode(i); - op->ops.copy_attr = ia32_copy_attr; - } -} - /* Include the generated constructor functions */ #include "gen_ia32_new_nodes.c.inl"