/**
* 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
* $Id$
*/
#include "config.h"
#endif
-#ifdef _WIN32
+#ifdef HAVE_MALLOC_H
#include <malloc.h>
-#else
+#endif
+
+#ifdef HAVE_ALLOCA_H
#include <alloca.h>
#endif
#include "ia32_new_nodes.h"
#include "gen_ia32_regalloc_if.h"
-#ifdef obstack_chunk_alloc
-# undef obstack_chunk_alloc
-# define obstack_chunk_alloc xmalloc
-#else
-# define obstack_chunk_alloc xmalloc
-# define obstack_chunk_free free
-#endif
-
-extern int obstack_printf(struct obstack *obst, char *fmt, ...);
-
-/***********************************************************************************
- * _ _ _ __
- * | | (_) | | / _|
- * __| |_ _ _ __ ___ _ __ ___ _ __ _ _ __ | |_ ___ _ __| |_ __ _ ___ ___
- * / _` | | | | '_ ` _ \| '_ \ / _ \ '__| | | '_ \| __/ _ \ '__| _/ _` |/ __/ _ \
- * | (_| | |_| | | | | | | |_) | __/ | | | | | | || __/ | | || (_| | (_| __/
- * \__,_|\__,_|_| |_| |_| .__/ \___|_| |_|_| |_|\__\___|_| |_| \__,_|\___\___|
- * | |
- * |_|
- ***********************************************************************************/
-
/**
- * Prints a tarval to file F.
- * @param F output file
- * @param tv tarval
- * @param brackets 1 == print square brackets around tarval
+ * Returns the ident of a SymConst.
+ * @param symc The SymConst
+ * @return The ident of the SymConst
*/
-static void fprintf_tv(FILE *F, tarval *tv, int brackets) {
- char buf[1024];
- tarval_snprintf(buf, sizeof(buf), tv);
-
- if (brackets)
- fprintf(F, "[%s]", buf);
- else
- fprintf(F, "%s", buf);
-}
-
-/**
- * Returns the name of a SymConst.
- * @param symc the SymConst
- * @return name of the SymConst
- */
-const char *get_sc_name(ir_node *symc) {
- if (get_irn_opcode(symc) != iro_SymConst)
- return "NONE";
+static ident *get_sc_ident(ir_node *symc) {
+ assert(get_irn_opcode(symc) == iro_SymConst && "need symconst to get ident");
switch (get_SymConst_kind(symc)) {
case symconst_addr_name:
- return get_id_str(get_SymConst_name(symc));
+ return get_SymConst_name(symc);
case symconst_addr_ent:
- return get_entity_ld_name(get_SymConst_entity(symc));
+ return get_entity_ld_ident(get_SymConst_entity(symc));
default:
assert(0 && "Unsupported SymConst");
return NULL;
}
+
+
+/***********************************************************************************
+ * _ _ _ __
+ * | | (_) | | / _|
+ * __| |_ _ _ __ ___ _ __ ___ _ __ _ _ __ | |_ ___ _ __| |_ __ _ ___ ___
+ * / _` | | | | '_ ` _ \| '_ \ / _ \ '__| | | '_ \| __/ _ \ '__| _/ _` |/ __/ _ \
+ * | (_| | |_| | | | | | | |_) | __/ | | | | | | || __/ | | || (_| | (_| __/
+ * \__,_|\__,_|_| |_| |_| .__/ \___|_| |_|_| |_|\__\___|_| |_| \__,_|\___\___|
+ * | |
+ * |_|
+ ***********************************************************************************/
+
/**
* Returns a string containing the names of all registers within the limited bitset
*/
* @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;
break;
case dump_node_nodeattr_txt:
- if (get_ia32_cnst(n)) {
- char *pref = "";
-
- if (get_ia32_sc(n)) {
- pref = "SymC ";
- }
+ 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 " : "";
+ const char *cnst = get_ia32_cnst(n);
- fprintf(F, "[%s%s]", pref, get_ia32_cnst(n));
+ fprintf(F, "[%s%s]", pref, cnst ? cnst : "NONE");
}
if (! is_ia32_Lea(n)) {
fprintf(F, "AM scale = %d\n", get_ia32_am_scale(n));
/* dump pn code */
- fprintf(F, "pn_code = %d\n", get_ia32_pncode(n));
+ fprintf(F, "pn_code = %ld\n", get_ia32_pncode(n));
/* dump n_res */
fprintf(F, "n_res = %d\n", get_ia32_n_res(n));
}
fprintf(F, "\n");
+#ifndef NDEBUG
+ /* dump original ir node name */
+ fprintf(F, "orig node = ");
+ if (get_ia32_orig_node(n)) {
+ fprintf(F, "%s", get_ia32_orig_node(n));
+ }
+ else {
+ fprintf(F, "n/a");
+ }
+ fprintf(F, "\n");
+#endif /* NDEBUG */
+
fprintf(F, "=== IA32 attr end ===\n");
/* end of: case dump_node_info_txt */
break;
* |___/
***************************************************************************************************/
- static char *copy_str(char *dst, const char *src) {
- dst = xcalloc(1, strlen(src) + 1);
- strncpy(dst, src, strlen(src) + 1);
- return dst;
- }
-
- static char *set_cnst_from_tv(char *cnst, tarval *tv) {
- if (cnst) {
- free(cnst);
- }
+/**
+ * Returns an ident for the given tarval tv.
+ */
+static ident *get_ident_for_tv(tarval *tv) {
+ char buf[1024];
- cnst = xcalloc(1, 64);
- assert(tarval_snprintf(cnst, 63, tv));
- return cnst;
- }
+ assert(tarval_snprintf(buf, sizeof(buf), tv));
+ return new_id_from_str(buf);
+}
/**
* Wraps get_irn_generic_attr() as it takes no const ir_node, so we need to do a cast.
attr->data.tp = tp;
}
+/**
+ * Gets the immediate op type of an ia32 node.
+ */
+ia32_immop_type_t get_ia32_immop_type(const ir_node *node) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ return attr->data.imm_tp;
+}
+
+/**
+ * Sets the immediate op type of an ia32 node.
+ */
+void set_ia32_immop_type(ir_node *node, ia32_immop_type_t tp) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ attr->data.imm_tp = tp;
+}
+
/**
* Gets the supported addrmode of an ia32 node
*/
* Sets the supported addrmode of an ia32 node
*/
void set_ia32_am_support(ir_node *node, ia32_am_type_t am_tp) {
- ia32_attr_t *attr = get_ia32_attr(node);
- attr->data.am_support = am_tp;
+ ia32_attr_t *attr = get_ia32_attr(node);
+ attr->data.am_support = am_tp;
}
/**
* Sets the addrmode flavour of an ia32 node
*/
void set_ia32_am_flavour(ir_node *node, ia32_am_flavour_t am_flavour) {
- ia32_attr_t *attr = get_ia32_attr(node);
- attr->data.am_flavour = am_flavour;
+ ia32_attr_t *attr = get_ia32_attr(node);
+ attr->data.am_flavour = am_flavour;
}
/**
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 = xcalloc(1, size + 2);
+ if (size > 0) {
+ 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';
+ }
- res[size + 1] = '\0';
return res;
}
static void extend_ia32_am_offs(ir_node *node, char *offset, char op) {
ia32_attr_t *attr = get_ia32_attr(node);
- if (! offset)
+ if (! offset || strlen(offset) < 1)
return;
/* offset could already have an explicit sign */
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;
/**
* Add an offset for addrmode.
*/
-void add_ia32_am_offs(ir_node *node, char *offset) {
- extend_ia32_am_offs(node, offset, '+');
+void add_ia32_am_offs(ir_node *node, const char *offset) {
+ extend_ia32_am_offs(node, (char *)offset, '+');
}
/**
* Sub an offset for addrmode.
*/
-void sub_ia32_am_offs(ir_node *node, char *offset) {
- extend_ia32_am_offs(node, offset, '-');
+void sub_ia32_am_offs(ir_node *node, const char *offset) {
+ extend_ia32_am_offs(node, (char *)offset, '-');
+}
+
+/**
+ * Returns the symconst ident associated to addrmode.
+ */
+ident *get_ia32_am_sc(const ir_node *node) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ return attr->am_sc;
+}
+
+/**
+ * Sets the symconst ident associated to addrmode.
+ */
+void set_ia32_am_sc(ir_node *node, ident *sc) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ attr->am_sc = sc;
+}
+
+/**
+ * Sets the sign bit for address mode symconst.
+ */
+void set_ia32_am_sc_sign(ir_node *node) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ attr->data.am_sc_sign = 1;
+}
+
+/**
+ * Clears the sign bit for address mode symconst.
+ */
+void clear_ia32_am_sc_sign(ir_node *node) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ attr->data.am_sc_sign = 0;
+}
+
+/**
+ * Returns the sign bit for address mode symconst.
+ */
+int is_ia32_am_sc_sign(const ir_node *node) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ return attr->data.am_sc_sign;
}
/**
*/
tarval *get_ia32_Immop_tarval(const ir_node *node) {
ia32_attr_t *attr = get_ia32_attr(node);
- return attr->tv;
+ return attr->cnst_val.tv;
}
/**
*/
void set_ia32_Immop_tarval(ir_node *node, tarval *tv) {
ia32_attr_t *attr = get_ia32_attr(node);
- attr->tv = tv;
- attr->cnst = set_cnst_from_tv(attr->cnst, attr->tv);
+ attr->cnst_val.tv = tv;
+ attr->cnst = get_ident_for_tv(tv);
}
/**
* Return the sc attribute.
*/
-char *get_ia32_sc(const ir_node *node) {
+ident *get_ia32_sc(const ir_node *node) {
ia32_attr_t *attr = get_ia32_attr(node);
- return attr->sc;
+ return attr->cnst_val.sc;
}
/**
* Sets the sc attribute.
*/
-void set_ia32_sc(ir_node *node, char *sc) {
+void set_ia32_sc(ir_node *node, ident *sc) {
ia32_attr_t *attr = get_ia32_attr(node);
- attr->sc = copy_str(attr->sc, sc);
-
- if (attr->cnst) {
- free(attr->cnst);
- }
- attr->cnst = attr->sc;
+ attr->cnst_val.sc = sc;
+ attr->cnst = attr->cnst_val.sc;
}
/**
* Gets the string representation of the internal const (tv or symconst)
*/
-char *get_ia32_cnst(const ir_node *node) {
+const char *get_ia32_cnst(const ir_node *node) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ if (! attr->cnst)
+ return NULL;
+ return get_id_str(attr->cnst);
+}
+
+/**
+ * Sets the string representation of the internal const.
+ */
+void set_ia32_cnst(ir_node *node, char *cnst) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ attr->cnst = new_id_from_str(cnst);
+}
+
+/**
+ * Gets the ident representation of the internal const (tv or symconst)
+ */
+ident *get_ia32_id_cnst(const ir_node *node) {
ia32_attr_t *attr = get_ia32_attr(node);
return attr->cnst;
}
+/**
+ * Sets the ident representation of the internal const.
+ */
+void set_ia32_id_cnst(ir_node *node, ident *cnst) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ attr->cnst = cnst;
+}
+
/**
* Sets the uses_frame flag.
*/
return attr->data.is_commutative;
}
+/**
+ * Sets node emit_cl.
+ */
+void set_ia32_emit_cl(ir_node *node) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ attr->data.emit_cl = 1;
+}
+
+/**
+ * Clears node emit_cl.
+ */
+void clear_ia32_emit_cl(ir_node *node) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ attr->data.emit_cl = 0;
+}
+
+/**
+ * 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;
+}
+
/**
* Gets the mode of the stored/loaded value (only set for Store/Load)
*/
attr->ls_mode = mode;
}
+/**
+ * Gets the mode of the result.
+ */
+ir_mode *get_ia32_res_mode(const ir_node *node) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ return attr->res_mode;
+}
+
+/**
+ * Sets the mode of the result.
+ */
+void set_ia32_res_mode(ir_node *node, ir_mode *mode) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ attr->res_mode = mode;
+}
+
+/**
+ * Gets the source mode of conversion.
+ */
+ir_mode *get_ia32_src_mode(const ir_node *node) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ return attr->src_mode;
+}
+
+/**
+ * Sets the source mode of conversion.
+ */
+void set_ia32_src_mode(ir_node *node, ir_mode *mode) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ attr->src_mode = mode;
+}
+
+/**
+ * Gets the target mode of conversion.
+ */
+ir_mode *get_ia32_tgt_mode(const ir_node *node) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ return attr->tgt_mode;
+}
+
+/**
+ * Sets the target mode of conversion.
+ */
+void set_ia32_tgt_mode(ir_node *node, ir_mode *mode) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ attr->tgt_mode = mode;
+}
+
/**
* Gets the frame entity assigned to this node;
*/
attr->pn_code = code;
}
+#ifndef NDEBUG
+
+/**
+ * Returns the name of the original ir node.
+ */
+const char *get_ia32_orig_node(const ir_node *node) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ return attr->orig_node;
+}
+
+/**
+ * Sets the name of the original ir node.
+ */
+void set_ia32_orig_node(ir_node *node, const char *name) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ attr->orig_node = name;
+}
+
+#endif /* NDEBUG */
/******************************************************************************************************
* _ _ _ _ __ _ _
ia32_attr_t *na = get_ia32_attr(node);
ia32_attr_t *ca = get_ia32_attr(cnst);
- assert(is_ia32_Cnst(cnst) && "Need ia32_Const to set Immop attr");
+ switch(get_ia32_Const_type(cnst)) {
+ case ia32_Const:
+ na->cnst_val.tv = ca->cnst_val.tv;
+ na->cnst = ca->cnst;
+ set_ia32_immop_type(node, ia32_ImmConst);
+ break;
+ case ia32_SymConst:
+ na->cnst_val.sc = ca->cnst_val.sc;
+ na->cnst = na->cnst_val.sc;
+ set_ia32_immop_type(node, ia32_ImmSymConst);
+ break;
+ default:
+ assert(0 && "Need ia32_Const to set Immop attr");
+ }
+}
- na->tv = ca->tv;
+/**
+ * Copy the attributes from Immop to an Immop
+ */
+void copy_ia32_Immop_attr(ir_node *dst, ir_node *src) {
+ ia32_attr_t *da = get_ia32_attr(dst);
+ ia32_attr_t *sa = get_ia32_attr(src);
- if (ca->sc) {
- na->sc = copy_str(na->sc, ca->sc);
- na->cnst = na->sc;
- }
- else {
- na->cnst = set_cnst_from_tv(na->cnst, na->tv);
- na->sc = NULL;
+ switch(get_ia32_immop_type(src)) {
+ case ia32_ImmConst:
+ da->cnst_val.tv = sa->cnst_val.tv;
+ da->cnst = sa->cnst;
+ set_ia32_immop_type(dst, ia32_ImmConst);
+ break;
+ case ia32_ImmSymConst:
+ da->cnst_val.sc = sa->cnst_val.sc;
+ da->cnst = sa->cnst;
+ set_ia32_immop_type(dst, ia32_ImmSymConst);
+ break;
+ default:
+ assert(0 && "Need Immop to copy Immop attr");
}
}
/**
- * Copy the attributes from a Const to an ia32_Const
+ * Copy the attributes from a Firm Const to an ia32_Const
*/
void set_ia32_Const_attr(ir_node *ia32_cnst, ir_node *cnst) {
ia32_attr_t *attr = get_ia32_attr(ia32_cnst);
switch (get_irn_opcode(cnst)) {
case iro_Const:
- attr->data.tp = ia32_Const;
- attr->tv = get_Const_tarval(cnst);
- attr->cnst = set_cnst_from_tv(attr->cnst, attr->tv);
+ attr->data.tp = ia32_Const;
+ attr->cnst_val.tv = get_Const_tarval(cnst);
+ attr->cnst = get_ident_for_tv(attr->cnst_val.tv);
break;
case iro_SymConst:
- attr->data.tp = ia32_SymConst;
- attr->tv = NULL;
- attr->sc = copy_str(attr->sc, get_sc_name(cnst));
- attr->cnst = attr->sc;
+ attr->data.tp = ia32_SymConst;
+ attr->cnst_val.sc = get_sc_ident(cnst);
+ attr->cnst = attr->cnst_val.sc;
break;
case iro_Unknown:
assert(0 && "Unknown Const NYI");
}
}
+/**
+ * Returns whether or not the node is an immediate operation with Const.
+ */
+int is_ia32_ImmConst(const ir_node *node) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ return (attr->data.imm_tp == ia32_ImmConst);
+}
+
+/**
+ * Returns whether or not the node is an immediate operation with SymConst.
+ */
+int is_ia32_ImmSymConst(const ir_node *node) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ return (attr->data.imm_tp == ia32_ImmSymConst);
+}
+
/**
* Returns whether or not the node is an AddrModeS node.
*/
}
/**
- * Checks if node is a Load or fLoad.
+ * Checks if node is a Load or xLoad/vfLoad.
*/
int is_ia32_Ld(const ir_node *node) {
- return is_ia32_Load(node) || is_ia32_fLoad(node);
+ return is_ia32_Load(node) || is_ia32_xLoad(node) || is_ia32_vfld(node) || is_ia32_fld(node);
}
/**
- * Checks if node is a Store or fStore.
+ * Checks if node is a Store or xStore/vfStore.
*/
int is_ia32_St(const ir_node *node) {
- return is_ia32_Store(node) || is_ia32_fStore(node);
+ return is_ia32_Store(node) || is_ia32_xStore(node) || is_ia32_vfst(node) || is_ia32_fst(node) || is_ia32_fstp(node);
}
/**
- * Checks if node is a Const or fConst.
+ * Checks if node is a Const or xConst/vfConst.
*/
int is_ia32_Cnst(const ir_node *node) {
- return is_ia32_Const(node) || is_ia32_fConst(node);
+ return is_ia32_Const(node) || is_ia32_xConst(node) || is_ia32_vfConst(node);
}
/**
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 = xcalloc(num, sizeof(attr->slots[0]));
- }
- 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)
{
+ 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);
+
+ attr->data.n_res = n_res;
+ memset((void *)attr->slots, 0, n_res * sizeof(attr->slots[0]));
}
/***************************************************************************************
/* default compare operation to compare immediate ops */
int ia32_compare_immop_attr(ia32_attr_t *a, ia32_attr_t *b) {
+ int equ = 0;
+
if (a->data.tp == b->data.tp) {
- if (! a->cnst || ! b->cnst)
- return 1;
+ equ = (a->cnst == b->cnst);
+ equ = equ ? (a->data.use_frame == b->data.use_frame) : 0;
- return strcmp(a->cnst, b->cnst);
+ if (equ && a->data.use_frame && b->data.use_frame)
+ equ = (a->frame_ent == b->frame_ent);
}
- return 1;
+ return !equ;
+}
+
+/* compare converts */
+int ia32_compare_conv_attr(ia32_attr_t *a, ia32_attr_t *b) {
+ int equ = ! ia32_compare_immop_attr(a, b);
+
+ equ = equ ? (a->src_mode == b->src_mode) && (a->tgt_mode == b->tgt_mode) : equ;
+
+ return !equ;
}
/* Include the generated constructor functions */
projects / libfirm / blobdiff