#include "array_t.h"
#include "irpass_t.h"
-/** A map from mode to a primitive type. */
-static pmap *prim_types;
-
/** A map from (op, imode, omode) to Intrinsic functions entities. */
static set *intrinsic_fkt;
/**
* An entry in the (op, imode, omode) -> entity map.
*/
-typedef struct _op_mode_entry {
+typedef struct op_mode_entry {
const ir_op *op; /**< the op */
const ir_mode *imode; /**< the input mode */
const ir_mode *omode; /**< the output mode */
/**
* An entry in the (imode, omode) -> tp map.
*/
-typedef struct _conv_tp_entry {
+typedef struct conv_tp_entry {
const ir_mode *imode; /**< the input mode */
const ir_mode *omode; /**< the output mode */
ir_type *mtd; /**< the associated method type of this (imode, omode) pair */
* Every double word node will be replaced,
* we need some store to hold the replacement:
*/
-typedef struct _node_entry_t {
+typedef struct node_entry_t {
ir_node *low_word; /**< the low word */
ir_node *high_word; /**< the high word */
} node_entry_t;
/**
* The lower environment.
*/
-typedef struct _lower_env_t {
+typedef struct lower_env_t {
node_entry_t **entries; /**< entries per node */
+ ir_graph *irg;
struct obstack obst; /**< an obstack holding the temporary data */
ir_type *l_mtp; /**< lowered method type of the current method */
tarval *tv_mode_bytes; /**< a tarval containing the number of bytes in the lowered modes */
tarval *tv_mode_bits; /**< a tarval containing the number of bits in the lowered modes */
pdeq *waitq; /**< a wait queue of all nodes that must be handled later */
pmap *proj_2_block; /**< a map from ProjX to its destination blocks */
+ ir_mode *high_signed; /**< doubleword signed type */
+ ir_mode *high_unsigned; /**< doubleword unsigned type */
+ ir_mode *low_signed; /**< word signed type */
+ ir_mode *low_unsigned; /**< word unsigned type */
ident *first_id; /**< .l for little and .h for big endian */
ident *next_id; /**< .h for little and .l for big endian */
const lwrdw_param_t *params; /**< transformation parameter */
unsigned flags; /**< some flags */
- int n_entries; /**< number of entries */
+ unsigned n_entries; /**< number of entries */
ir_type *value_param_tp; /**< the old value param type */
} lower_env_t;
-/**
- * Get a primitive mode for a mode.
- */
-static ir_type *get_primitive_type(ir_mode *mode) {
- pmap_entry *entry = pmap_find(prim_types, mode);
- ir_type *tp;
- char buf[64];
-
- if (entry)
- return entry->value;
-
- snprintf(buf, sizeof(buf), "_prim_%s", get_mode_name(mode));
- tp = new_type_primitive(new_id_from_str(buf), mode);
-
- pmap_insert(prim_types, mode, tp);
- return tp;
-} /* get_primitive_type */
-
/**
* Create a method type for a Conv emulation from imode to omode.
*/
-static ir_type *get_conv_type(ir_mode *imode, ir_mode *omode, lower_env_t *env) {
+static ir_type *get_conv_type(ir_mode *imode, ir_mode *omode, lower_env_t *env)
+{
conv_tp_entry_t key, *entry;
ir_type *mtd;
entry = set_insert(conv_types, &key, sizeof(key), HASH_PTR(imode) ^ HASH_PTR(omode));
if (! entry->mtd) {
int n_param = 1, n_res = 1;
- char buf[64];
- if (imode == env->params->high_signed || imode == env->params->high_unsigned)
+ if (imode == env->high_signed || imode == env->high_unsigned)
n_param = 2;
- if (omode == env->params->high_signed || omode == env->params->high_unsigned)
+ if (omode == env->high_signed || omode == env->high_unsigned)
n_res = 2;
/* create a new one */
- snprintf(buf, sizeof(buf), "LConv%s%s", get_mode_name(imode), get_mode_name(omode));
- mtd = new_type_method(new_id_from_str(buf), n_param, n_res);
+ mtd = new_type_method(n_param, n_res);
/* set param types and result types */
n_param = 0;
- if (imode == env->params->high_signed) {
+ if (imode == env->high_signed) {
set_method_param_type(mtd, n_param++, tp_u);
set_method_param_type(mtd, n_param++, tp_s);
- } else if (imode == env->params->high_unsigned) {
+ } else if (imode == env->high_unsigned) {
set_method_param_type(mtd, n_param++, tp_u);
set_method_param_type(mtd, n_param++, tp_u);
} else {
- ir_type *tp = get_primitive_type(imode);
+ ir_type *tp = get_type_for_mode(imode);
set_method_param_type(mtd, n_param++, tp);
- } /* if */
+ }
n_res = 0;
- if (omode == env->params->high_signed) {
+ if (omode == env->high_signed) {
set_method_res_type(mtd, n_res++, tp_u);
set_method_res_type(mtd, n_res++, tp_s);
- } else if (omode == env->params->high_unsigned) {
+ } else if (omode == env->high_unsigned) {
set_method_res_type(mtd, n_res++, tp_u);
set_method_res_type(mtd, n_res++, tp_u);
} else {
- ir_type *tp = get_primitive_type(omode);
+ ir_type *tp = get_type_for_mode(omode);
set_method_res_type(mtd, n_res++, tp);
- } /* if */
+ }
entry->mtd = mtd;
} else {
mtd = entry->mtd;
- } /* if */
+ }
return mtd;
-} /* get_conv_type */
+}
/**
* Add an additional control flow input to a block.
in[i] = get_irn_n(phi, i);
in[i] = in[nr];
set_irn_in(phi, i + 1, in);
- } /* for */
-} /* add_block_cf_input_nr */
+ }
+}
/**
* Add an additional control flow input to a block.
if (get_irn_n(block, i) == tmpl) {
nr = i;
break;
- } /* if */
- } /* for */
+ }
+ }
assert(i < arity);
add_block_cf_input_nr(block, nr, cf);
-} /* add_block_cf_input */
+}
/**
* Return the "operational" mode of a Firm node.
return get_irn_mode(get_Cmp_left(node));
default:
return get_irn_mode(node);
- } /* switch */
-} /* get_irn_op_mode */
+ }
+}
/**
* Walker, prepare the node links.
lower_env_t *lenv = env;
ir_mode *mode = get_irn_op_mode(node);
node_entry_t *link;
- int i, idx;
+ int i;
- if (mode == lenv->params->high_signed ||
- mode == lenv->params->high_unsigned) {
+ if (mode == lenv->high_signed || mode == lenv->high_unsigned) {
+ unsigned idx = get_irn_idx(node);
/* ok, found a node that will be lowered */
link = OALLOCZ(&lenv->obst, node_entry_t);
idx = get_irn_idx(node);
if (idx >= lenv->n_entries) {
/* enlarge: this happens only for Rotl nodes which is RARELY */
- int old = lenv->n_entries;
- int n_idx = idx + (idx >> 3);
+ unsigned old = lenv->n_entries;
+ unsigned n_idx = idx + (idx >> 3);
ARR_RESIZE(node_entry_t *, lenv->entries, n_idx);
memset(&lenv->entries[old], 0, (n_idx - old) * sizeof(lenv->entries[0]));
ir_node *pred = get_Conv_op(node);
mode = get_irn_mode(pred);
- if (mode == lenv->params->high_signed ||
- mode == lenv->params->high_unsigned) {
+ if (mode == lenv->high_signed ||
+ mode == lenv->high_unsigned) {
/* must lower this node either but don't need a link */
lenv->flags |= MUST_BE_LOWERED;
- } /* if */
+ }
return;
- } /* if */
+ }
if (is_Proj(node)) {
/* link all Proj nodes to its predecessor:
if (is_Proj(pred))
pmap_insert(lenv->proj_2_block, pred, node);
- } /* for */
- } /* if */
-} /* prepare_links */
+ }
+ }
+}
/**
* Translate a Constant: create two.
*/
-static void lower_Const(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_Const(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
+ ir_graph *irg = get_irn_irg(node);
+ dbg_info *dbg = get_irn_dbg_info(node);
+ ir_mode *low_mode = env->low_unsigned;
+ unsigned idx;
tarval *tv, *tv_l, *tv_h;
ir_node *low, *high;
- dbg_info *dbg = get_irn_dbg_info(node);
- int idx;
- ir_graph *irg = current_ir_graph;
- ir_mode *low_mode = env->params->low_unsigned;
tv = get_Const_tarval(node);
assert(idx < env->n_entries);
env->entries[idx]->low_word = low;
env->entries[idx]->high_word = high;
-} /* lower_Const */
+}
/**
* Translate a Load: create two.
*/
-static void lower_Load(ir_node *node, ir_mode *mode, lower_env_t *env) {
- ir_mode *low_mode = env->params->low_unsigned;
- ir_graph *irg = current_ir_graph;
+static void lower_Load(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
+ ir_mode *low_mode = env->low_unsigned;
+ ir_graph *irg = get_irn_irg(node);
ir_node *adr = get_Load_ptr(node);
ir_node *mem = get_Load_mem(node);
ir_node *low, *high, *proj;
dbg_info *dbg;
ir_node *block = get_nodes_block(node);
- int idx;
+ unsigned idx;
ir_cons_flags volatility = get_Load_volatility(node) == volatility_is_volatile
? cons_volatile : 0;
} else {
low = new_r_Add(block, adr, new_r_Const(irg, env->tv_mode_bytes), get_irn_mode(adr));
high = adr;
- } /* if */
+ }
/* create two loads */
dbg = get_irn_dbg_info(node);
low = new_rd_Load(dbg, block, mem, low, low_mode, volatility);
- proj = new_r_Proj(block, low, mode_M, pn_Load_M);
+ proj = new_r_Proj(low, mode_M, pn_Load_M);
high = new_rd_Load(dbg, block, proj, high, mode, volatility);
idx = get_irn_idx(node);
break;
case pn_Load_res: /* Result of load operation. */
assert(idx < env->n_entries);
- env->entries[idx]->low_word = new_r_Proj(block, low, low_mode, pn_Load_res);
- env->entries[idx]->high_word = new_r_Proj(block, high, mode, pn_Load_res);
+ env->entries[idx]->low_word = new_r_Proj(low, low_mode, pn_Load_res);
+ env->entries[idx]->high_word = new_r_Proj(high, mode, pn_Load_res);
break;
default:
assert(0 && "unexpected Proj number");
- } /* switch */
+ }
/* mark this proj: we have handled it already, otherwise we might fall into
* out new nodes. */
mark_irn_visited(proj);
- } /* for */
-} /* lower_Load */
+ }
+}
/**
* Translate a Store: create two.
*/
-static void lower_Store(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_Store(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
ir_graph *irg;
ir_node *block, *adr, *mem;
ir_node *low, *high, *irn, *proj;
dbg_info *dbg;
- int idx;
+ unsigned idx;
node_entry_t *entry;
ir_cons_flags volatility = get_Store_volatility(node) == volatility_is_volatile
? cons_volatile : 0;
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
- irg = current_ir_graph;
+ irg = get_irn_irg(node);
adr = get_Store_ptr(node);
mem = get_Store_mem(node);
block = get_nodes_block(node);
} else {
low = new_r_Add(block, adr, new_r_Const(irg, env->tv_mode_bytes), get_irn_mode(adr));
high = adr;
- } /* if */
+ }
/* create two Stores */
dbg = get_irn_dbg_info(node);
low = new_rd_Store(dbg, block, mem, low, entry->low_word, volatility);
- proj = new_r_Proj(block, low, mode_M, pn_Store_M);
+ proj = new_r_Proj(low, mode_M, pn_Store_M);
high = new_rd_Store(dbg, block, proj, high, entry->high_word, volatility);
idx = get_irn_idx(node);
break;
default:
assert(0 && "unexpected Proj number");
- } /* switch */
+ }
/* mark this proj: we have handled it already, otherwise we might fall into
* out new nodes. */
mark_irn_visited(proj);
- } /* for */
-} /* lower_Store */
+ }
+}
/**
* Return a node containing the address of the intrinsic emulation function.
*/
static ir_node *get_intrinsic_address(ir_type *method, ir_op *op,
ir_mode *imode, ir_mode *omode,
- lower_env_t *env) {
+ lower_env_t *env)
+{
symconst_symbol sym;
ir_entity *ent;
op_mode_entry_t key, *entry;
entry->ent = ent;
} else {
ent = entry->ent;
- } /* if */
+ }
sym.entity_p = ent;
- return new_r_SymConst(current_ir_graph, mode_P_code, sym, symconst_addr_ent);
-} /* get_intrinsic_address */
+ return new_r_SymConst(env->irg, mode_P_code, sym, symconst_addr_ent);
+}
/**
* Translate a Div.
*
* Create an intrinsic Call.
*/
-static void lower_Div(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_Div(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
ir_node *block, *irn, *call, *proj;
ir_node *in[4];
ir_mode *opmode;
dbg_info *dbg;
ir_type *mtp;
- int idx;
+ unsigned idx;
node_entry_t *entry;
irn = get_Div_left(node);
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
in[0] = entry->low_word;
in[1] = entry->high_word;
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
in[2] = entry->low_word;
in[3] = entry->high_word;
irn = get_intrinsic_address(mtp, get_irn_op(node), opmode, opmode, env);
call = new_rd_Call(dbg, block, get_Div_mem(node), irn, 4, in, mtp);
set_irn_pinned(call, get_irn_pinned(node));
- irn = new_r_Proj(block, call, mode_T, pn_Call_T_result);
+ irn = new_r_Proj(call, mode_T, pn_Call_T_result);
for (proj = get_irn_link(node); proj; proj = get_irn_link(proj)) {
switch (get_Proj_proj(proj)) {
case pn_Div_res: /* Result of computation. */
idx = get_irn_idx(proj);
assert(idx < env->n_entries);
- env->entries[idx]->low_word = new_r_Proj(block, irn, env->params->low_unsigned, 0);
- env->entries[idx]->high_word = new_r_Proj(block, irn, mode, 1);
+ env->entries[idx]->low_word = new_r_Proj(irn, env->low_unsigned, 0);
+ env->entries[idx]->high_word = new_r_Proj(irn, mode, 1);
break;
default:
assert(0 && "unexpected Proj number");
- } /* switch */
+ }
/* mark this proj: we have handled it already, otherwise we might fall into
* out new nodes. */
mark_irn_visited(proj);
- } /* for */
-} /* lower_Div */
+ }
+}
/**
* Translate a Mod.
*
* Create an intrinsic Call.
*/
-static void lower_Mod(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_Mod(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
ir_node *block, *proj, *irn, *call;
ir_node *in[4];
ir_mode *opmode;
dbg_info *dbg;
ir_type *mtp;
- int idx;
+ unsigned idx;
node_entry_t *entry;
irn = get_Mod_left(node);
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
in[0] = entry->low_word;
in[1] = entry->high_word;
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
in[2] = entry->low_word;
in[3] = entry->high_word;
irn = get_intrinsic_address(mtp, get_irn_op(node), opmode, opmode, env);
call = new_rd_Call(dbg, block, get_Mod_mem(node), irn, 4, in, mtp);
set_irn_pinned(call, get_irn_pinned(node));
- irn = new_r_Proj(block, call, mode_T, pn_Call_T_result);
+ irn = new_r_Proj(call, mode_T, pn_Call_T_result);
for (proj = get_irn_link(node); proj; proj = get_irn_link(proj)) {
switch (get_Proj_proj(proj)) {
case pn_Mod_res: /* Result of computation. */
idx = get_irn_idx(proj);
assert(idx < env->n_entries);
- env->entries[idx]->low_word = new_r_Proj(block, irn, env->params->low_unsigned, 0);
- env->entries[idx]->high_word = new_r_Proj(block, irn, mode, 1);
+ env->entries[idx]->low_word = new_r_Proj(irn, env->low_unsigned, 0);
+ env->entries[idx]->high_word = new_r_Proj(irn, mode, 1);
break;
default:
assert(0 && "unexpected Proj number");
- } /* switch */
+ }
/* mark this proj: we have handled it already, otherwise we might fall into
* out new nodes. */
mark_irn_visited(proj);
- } /* for */
-} /* lower_Mod */
+ }
+}
/**
* Translate a DivMod.
*
* Create two intrinsic Calls.
*/
-static void lower_DivMod(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_DivMod(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
ir_node *block, *proj, *irn, *mem, *callDiv, *callMod;
ir_node *resDiv = NULL;
ir_node *resMod = NULL;
ir_mode *opmode;
dbg_info *dbg;
ir_type *mtp;
- int idx;
+ unsigned idx;
node_entry_t *entry;
unsigned flags = 0;
case pn_DivMod_res_div: flags |= 1; break;
case pn_DivMod_res_mod: flags |= 2; break;
default: break;
- } /* switch */
- } /* for */
+ }
+ }
irn = get_DivMod_left(node);
entry = env->entries[get_irn_idx(irn)];
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
in[0] = entry->low_word;
in[1] = entry->high_word;
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
in[2] = entry->low_word;
in[3] = entry->high_word;
irn = get_intrinsic_address(mtp, op_Div, opmode, opmode, env);
callDiv = new_rd_Call(dbg, block, mem, irn, 4, in, mtp);
set_irn_pinned(callDiv, get_irn_pinned(node));
- resDiv = new_r_Proj(block, callDiv, mode_T, pn_Call_T_result);
- } /* if */
+ resDiv = new_r_Proj(callDiv, mode_T, pn_Call_T_result);
+ }
if (flags & 2) {
if (flags & 1)
- mem = new_r_Proj(block, callDiv, mode_M, pn_Call_M);
+ mem = new_r_Proj(callDiv, mode_M, pn_Call_M);
opmode = get_irn_op_mode(node);
irn = get_intrinsic_address(mtp, op_Mod, opmode, opmode, env);
callMod = new_rd_Call(dbg, block, mem, irn, 4, in, mtp);
set_irn_pinned(callMod, get_irn_pinned(node));
- resMod = new_r_Proj(block, callMod, mode_T, pn_Call_T_result);
- } /* if */
+ resMod = new_r_Proj(callMod, mode_T, pn_Call_T_result);
+ }
for (proj = get_irn_link(node); proj; proj = get_irn_link(proj)) {
switch (get_Proj_proj(proj)) {
case pn_DivMod_res_div: /* Result of Div. */
idx = get_irn_idx(proj);
assert(idx < env->n_entries);
- env->entries[idx]->low_word = new_r_Proj(block, resDiv, env->params->low_unsigned, 0);
- env->entries[idx]->high_word = new_r_Proj(block, resDiv, mode, 1);
+ env->entries[idx]->low_word = new_r_Proj(resDiv, env->low_unsigned, 0);
+ env->entries[idx]->high_word = new_r_Proj(resDiv, mode, 1);
break;
case pn_DivMod_res_mod: /* Result of Mod. */
idx = get_irn_idx(proj);
- env->entries[idx]->low_word = new_r_Proj(block, resMod, env->params->low_unsigned, 0);
- env->entries[idx]->high_word = new_r_Proj(block, resMod, mode, 1);
+ env->entries[idx]->low_word = new_r_Proj(resMod, env->low_unsigned, 0);
+ env->entries[idx]->high_word = new_r_Proj(resMod, mode, 1);
break;
default:
assert(0 && "unexpected Proj number");
- } /* switch */
+ }
/* mark this proj: we have handled it already, otherwise we might fall into
* out new nodes. */
mark_irn_visited(proj);
- } /* for */
-} /* lower_DivMod */
+ }
+}
/**
* Translate a Binop.
*
* Create an intrinsic Call.
*/
-static void lower_Binop(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_Binop(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
ir_node *block, *irn;
ir_node *in[4];
dbg_info *dbg;
ir_type *mtp;
- int idx;
+ unsigned idx;
ir_graph *irg;
node_entry_t *entry;
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
in[0] = entry->low_word;
in[1] = entry->high_word;
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
in[2] = entry->low_word;
in[3] = entry->high_word;
dbg = get_irn_dbg_info(node);
block = get_nodes_block(node);
- irg = current_ir_graph;
+ irg = get_irn_irg(block);
mtp = mode_is_signed(mode) ? binop_tp_s : binop_tp_u;
irn = get_intrinsic_address(mtp, get_irn_op(node), mode, mode, env);
- irn = new_rd_Call(dbg, block, get_irg_no_mem(current_ir_graph),
- irn, 4, in, mtp);
+ irn = new_rd_Call(dbg, block, get_irg_no_mem(irg), irn, 4, in, mtp);
set_irn_pinned(irn, get_irn_pinned(node));
- irn = new_r_Proj(block, irn, mode_T, pn_Call_T_result);
+ irn = new_r_Proj(irn, mode_T, pn_Call_T_result);
idx = get_irn_idx(node);
assert(idx < env->n_entries);
- env->entries[idx]->low_word = new_r_Proj(block, irn, env->params->low_unsigned, 0);
- env->entries[idx]->high_word = new_r_Proj(block, irn, mode, 1);
-} /* lower_Binop */
+ env->entries[idx]->low_word = new_r_Proj(irn, env->low_unsigned, 0);
+ env->entries[idx]->high_word = new_r_Proj(irn, mode, 1);
+}
/**
* Translate a Shiftop.
*
* Create an intrinsic Call.
*/
-static void lower_Shiftop(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_Shiftop(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
ir_node *block, *irn;
ir_node *in[3];
dbg_info *dbg;
ir_type *mtp;
- int idx;
+ unsigned idx;
ir_graph *irg;
node_entry_t *entry;
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
in[0] = entry->low_word;
in[1] = entry->high_word;
/* The shift count is always mode_Iu in firm, so there is no need for lowering */
in[2] = get_binop_right(node);
+ assert(get_irn_mode(in[2]) != env->high_signed
+ && get_irn_mode(in[2]) != env->high_unsigned);
dbg = get_irn_dbg_info(node);
block = get_nodes_block(node);
- irg = current_ir_graph;
+ irg = get_irn_irg(block);
mtp = mode_is_signed(mode) ? shiftop_tp_s : shiftop_tp_u;
irn = get_intrinsic_address(mtp, get_irn_op(node), mode, mode, env);
- irn = new_rd_Call(dbg, block, get_irg_no_mem(current_ir_graph),
- irn, 3, in, mtp);
+ irn = new_rd_Call(dbg, block, get_irg_no_mem(irg), irn, 3, in, mtp);
set_irn_pinned(irn, get_irn_pinned(node));
- irn = new_r_Proj(block, irn, mode_T, pn_Call_T_result);
+ irn = new_r_Proj(irn, mode_T, pn_Call_T_result);
idx = get_irn_idx(node);
assert(idx < env->n_entries);
- env->entries[idx]->low_word = new_r_Proj(block, irn, env->params->low_unsigned, 0);
- env->entries[idx]->high_word = new_r_Proj(block, irn, mode, 1);
-} /* lower_Shiftop */
+ env->entries[idx]->low_word = new_r_Proj(irn, env->low_unsigned, 0);
+ env->entries[idx]->high_word = new_r_Proj(irn, mode, 1);
+}
/**
* Translate a Shr and handle special cases.
*/
-static void lower_Shr(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_Shr(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
+ ir_graph *irg = get_irn_irg(node);
ir_node *right = get_Shr_right(node);
- ir_graph *irg = current_ir_graph;
if (get_mode_arithmetic(mode) == irma_twos_complement && is_Const(right)) {
tarval *tv = get_Const_tarval(right);
if (tarval_is_long(tv) &&
get_tarval_long(tv) >= (long)get_mode_size_bits(mode)) {
- ir_node *block = get_nodes_block(node);
- ir_node *left = get_Shr_left(node);
+ ir_node *block = get_nodes_block(node);
+ ir_node *left = get_Shr_left(node);
+ ir_mode *low_unsigned = env->low_unsigned;
ir_node *c;
long shf_cnt = get_tarval_long(tv) - get_mode_size_bits(mode);
- int idx = get_irn_idx(left);
+ unsigned idx = get_irn_idx(left);
left = env->entries[idx]->high_word;
+ if (left == NULL) {
+ /* not ready yet, wait */
+ pdeq_putr(env->waitq, node);
+ return;
+ }
+
idx = get_irn_idx(node);
+ /* convert high word into low_unsigned mode if necessary */
+ if (get_irn_mode(left) != low_unsigned)
+ left = new_r_Conv(block, left, low_unsigned);
if (shf_cnt > 0) {
- c = new_r_Const_long(irg, env->params->low_unsigned, shf_cnt);
- env->entries[idx]->low_word = new_r_Shr(block, left, c, mode);
+ c = new_r_Const_long(irg, low_unsigned, shf_cnt);
+ env->entries[idx]->low_word = new_r_Shr(block, left, c,
+ low_unsigned);
} else {
env->entries[idx]->low_word = left;
- } /* if */
+ }
env->entries[idx]->high_word = new_r_Const(irg, get_mode_null(mode));
return;
- } /* if */
- } /* if */
+ }
+ }
lower_Shiftop(node, mode, env);
-} /* lower_Shr */
+}
/**
* Translate a Shl and handle special cases.
*/
-static void lower_Shl(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_Shl(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
+ ir_graph *irg = get_irn_irg(node);
ir_node *right = get_Shl_right(node);
- ir_graph *irg = current_ir_graph;
if (get_mode_arithmetic(mode) == irma_twos_complement && is_Const(right)) {
tarval *tv = get_Const_tarval(right);
ir_node *left = get_Shl_left(node);
ir_node *c;
long shf_cnt = get_tarval_long(tv) - get_mode_size_bits(mode);
- int idx = get_irn_idx(left);
+ unsigned idx = get_irn_idx(left);
- left = new_r_Conv(block, env->entries[idx]->low_word, mode);
+ left = env->entries[idx]->low_word;
+ if (left == NULL) {
+ /* not ready yet, wait */
+ pdeq_putr(env->waitq, node);
+ return;
+ }
+
+ left = new_r_Conv(block, left, mode);
idx = get_irn_idx(node);
- mode_l = env->params->low_unsigned;
+ mode_l = env->low_unsigned;
if (shf_cnt > 0) {
c = new_r_Const_long(irg, mode_l, shf_cnt);
env->entries[idx]->high_word = new_r_Shl(block, left, c, mode);
} else {
env->entries[idx]->high_word = left;
- } /* if */
+ }
env->entries[idx]->low_word = new_r_Const(irg, get_mode_null(mode_l));
return;
- } /* if */
- } /* if */
+ }
+ }
lower_Shiftop(node, mode, env);
-} /* lower_Shl */
+}
/**
* Translate a Shrs and handle special cases.
*/
-static void lower_Shrs(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_Shrs(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
+ ir_graph *irg = get_irn_irg(node);
ir_node *right = get_Shrs_right(node);
- ir_graph *irg = current_ir_graph;
if (get_mode_arithmetic(mode) == irma_twos_complement && is_Const(right)) {
tarval *tv = get_Const_tarval(right);
if (tarval_is_long(tv) &&
get_tarval_long(tv) >= (long)get_mode_size_bits(mode)) {
- ir_node *block = get_nodes_block(node);
- ir_node *left = get_Shrs_left(node);
- long shf_cnt = get_tarval_long(tv) - get_mode_size_bits(mode);
- int idx = get_irn_idx(left);
- ir_mode *mode_l;
+ ir_node *block = get_nodes_block(node);
+ ir_node *left = get_Shrs_left(node);
+ ir_mode *low_unsigned = env->low_unsigned;
+ long shf_cnt = get_tarval_long(tv) - get_mode_size_bits(mode);
+ unsigned idx = get_irn_idx(left);
+ ir_node *left_unsigned = left;
ir_node *low;
ir_node *c;
left = env->entries[idx]->high_word;
+ if (left == NULL) {
+ /* not ready yet, wait */
+ pdeq_putr(env->waitq, node);
+ return;
+ }
+
idx = get_irn_idx(node);
+ /* convert high word into low_unsigned mode if necessary */
+ if (get_irn_mode(left_unsigned) != low_unsigned)
+ left_unsigned = new_r_Conv(block, left, low_unsigned);
- mode_l = env->params->low_unsigned;
if (shf_cnt > 0) {
- c = new_r_Const_long(irg, mode_l, shf_cnt);
- low = new_r_Shrs(block, left, c, mode);
+ c = new_r_Const_long(irg, low_unsigned, shf_cnt);
+ low = new_r_Shrs(block, left_unsigned, c, low_unsigned);
} else {
- low = left;
- } /* if */
- /* low word is expected to have mode_l */
- env->entries[idx]->low_word = new_r_Conv(block, low, mode_l);
+ low = left_unsigned;
+ }
+ /* low word is expected to have low_unsigned */
+ env->entries[idx]->low_word = new_r_Conv(block, low, low_unsigned);
- c = new_r_Const_long(irg, mode_l, get_mode_size_bits(mode) - 1);
+ c = new_r_Const_long(irg, low_unsigned,
+ get_mode_size_bits(mode) - 1);
env->entries[idx]->high_word = new_r_Shrs(block, left, c, mode);
return;
- } /* if */
- } /* if */
+ }
+ }
lower_Shiftop(node, mode, env);
-} /* lower_Shrs */
+}
/**
* Rebuild Rotl nodes into Or(Shl, Shr) and prepare all nodes.
*/
-static void prepare_links_and_handle_rotl(ir_node *node, void *env) {
+static void prepare_links_and_handle_rotl(ir_node *node, void *env)
+{
lower_env_t *lenv = env;
if (is_Rotl(node)) {
ir_mode *mode = get_irn_op_mode(node);
- if (mode == lenv->params->high_signed ||
- mode == lenv->params->high_unsigned) {
+ if (mode == lenv->high_signed ||
+ mode == lenv->high_unsigned) {
ir_node *right = get_Rotl_right(node);
ir_node *left, *shl, *shr, *or, *block, *sub, *c;
ir_mode *omode, *rmode;
+ ir_graph *irg;
dbg_info *dbg;
optimization_state_t state;
}
/* replace the Rotl(x,y) by an Or(Shl(x,y), Shr(x,64-y)) and lower those */
+ irg = get_irn_irg(node);
dbg = get_irn_dbg_info(node);
omode = get_irn_mode(node);
left = get_Rotl_left(node);
block = get_nodes_block(node);
shl = new_rd_Shl(dbg, block, left, right, omode);
rmode = get_irn_mode(right);
- c = new_Const_long(rmode, get_mode_size_bits(omode));
+ c = new_r_Const_long(irg, rmode, get_mode_size_bits(omode));
sub = new_rd_Sub(dbg, block, c, right, rmode);
shr = new_rd_Shr(dbg, block, left, sub, omode);
/**
* Translate a special case Rotl(x, sizeof(w)).
*/
-static void lower_Rotl(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_Rotl(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
ir_node *right = get_Rotl_right(node);
ir_node *left = get_Rotl_left(node);
ir_node *h, *l;
- int idx = get_irn_idx(left);
+ unsigned idx = get_irn_idx(left);
(void) right;
(void) mode;
env->entries[idx]->low_word = h;
env->entries[idx]->high_word = l;
-} /* lower_Rotl */
+}
/**
* Translate an Unop.
*
* Create an intrinsic Call.
*/
-static void lower_Unop(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_Unop(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
ir_node *block, *irn;
ir_node *in[2];
dbg_info *dbg;
ir_type *mtp;
- int idx;
+ ir_graph *irg;
+ unsigned idx;
node_entry_t *entry;
irn = get_unop_op(node);
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
in[0] = entry->low_word;
in[1] = entry->high_word;
dbg = get_irn_dbg_info(node);
block = get_nodes_block(node);
+ irg = get_irn_irg(block);
mtp = mode_is_signed(mode) ? unop_tp_s : unop_tp_u;
irn = get_intrinsic_address(mtp, get_irn_op(node), mode, mode, env);
- irn = new_rd_Call(dbg, block, get_irg_no_mem(current_ir_graph),
- irn, 2, in, mtp);
+ irn = new_rd_Call(dbg, block, get_irg_no_mem(irg), irn, 2, in, mtp);
set_irn_pinned(irn, get_irn_pinned(node));
- irn = new_r_Proj(block, irn, mode_T, pn_Call_T_result);
+ irn = new_r_Proj(irn, mode_T, pn_Call_T_result);
idx = get_irn_idx(node);
assert(idx < env->n_entries);
- env->entries[idx]->low_word = new_r_Proj(block, irn, env->params->low_unsigned, 0);
- env->entries[idx]->high_word = new_r_Proj(block, irn, mode, 1);
-} /* lower_Unop */
+ env->entries[idx]->low_word = new_r_Proj(irn, env->low_unsigned, 0);
+ env->entries[idx]->high_word = new_r_Proj(irn, mode, 1);
+}
/**
* Translate a logical Binop.
ir_node *block, *irn;
ir_node *lop_l, *lop_h, *rop_l, *rop_h;
dbg_info *dbg;
- int idx;
+ unsigned idx;
ir_graph *irg;
node_entry_t *entry;
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
lop_l = entry->low_word;
lop_h = entry->high_word;
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
rop_l = entry->low_word;
rop_h = entry->high_word;
idx = get_irn_idx(node);
assert(idx < env->n_entries);
- irg = current_ir_graph;
- env->entries[idx]->low_word = constr_rd(dbg, block, lop_l, rop_l, env->params->low_unsigned);
+ irg = get_irn_irg(node);
+ env->entries[idx]->low_word = constr_rd(dbg, block, lop_l, rop_l, env->low_unsigned);
env->entries[idx]->high_word = constr_rd(dbg, block, lop_h, rop_h, mode);
-} /* lower_Binop_logical */
+}
/** create a logical operation transformation */
#define lower_logical(op) \
*
* Create two logical Nots.
*/
-static void lower_Not(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_Not(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
ir_node *block, *irn;
ir_node *op_l, *op_h;
dbg_info *dbg;
- int idx;
+ unsigned idx;
node_entry_t *entry;
irn = get_Not_op(node);
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
op_l = entry->low_word;
op_h = entry->high_word;
idx = get_irn_idx(node);
assert(idx < env->n_entries);
- env->entries[idx]->low_word = new_rd_Not(dbg, block, op_l, env->params->low_unsigned);
+ env->entries[idx]->low_word = new_rd_Not(dbg, block, op_l, env->low_unsigned);
env->entries[idx]->high_word = new_rd_Not(dbg, block, op_h, mode);
-} /* lower_Not */
+}
/**
* Translate a Cond.
*/
-static void lower_Cond(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_Cond(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
ir_node *cmp, *left, *right, *block;
ir_node *sel = get_Cond_selector(node);
ir_mode *m = get_irn_mode(sel);
- int idx;
+ unsigned idx;
(void) mode;
if (m == mode_b) {
ir_graph *irg;
dbg_info *dbg;
- if(!is_Proj(sel))
+ if (!is_Proj(sel))
return;
cmp = get_Proj_pred(sel);
- if(!is_Cmp(cmp))
+ if (!is_Cmp(cmp))
return;
left = get_Cmp_left(cmp);
if (! lentry) {
/* a normal Cmp */
return;
- } /* if */
+ }
right = get_Cmp_right(cmp);
idx = get_irn_idx(right);
/* not yet ready */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
/* all right, build the code */
for (proj = get_irn_link(node); proj; proj = get_irn_link(proj)) {
assert(proj_nr == pn_Cond_false);
assert(projF == NULL && "more than one Proj(false)");
projF = proj;
- } /* if */
+ }
mark_irn_visited(proj);
- } /* for */
+ }
assert(projT && projF);
/* create a new high compare */
if (is_Const(right) && is_Const_null(right)) {
if (pnc == pn_Cmp_Eq || pnc == pn_Cmp_Lg) {
/* x ==/!= 0 ==> or(low,high) ==/!= 0 */
- ir_mode *mode = env->params->low_unsigned;
+ ir_mode *mode = env->low_unsigned;
ir_node *low = new_r_Conv(block, lentry->low_word, mode);
ir_node *high = new_r_Conv(block, lentry->high_word, mode);
ir_node *or = new_rd_Or(dbg, block, low, high, mode);
- ir_node *cmp = new_rd_Cmp(dbg, block, or, new_Const_long(mode, 0));
+ ir_node *cmp = new_rd_Cmp(dbg, block, or, new_r_Const_long(irg, mode, 0));
- ir_node *proj = new_r_Proj(block, cmp, mode_b, pnc);
+ ir_node *proj = new_r_Proj(cmp, mode_b, pnc);
set_Cond_selector(node, proj);
return;
}
assert(entry);
dst_blk = entry->value;
- irn = new_r_Proj(block, cmpH, mode_b, pn_Cmp_Eq);
+ irn = new_r_Proj(cmpH, mode_b, pn_Cmp_Eq);
dbg = get_irn_dbg_info(node);
irn = new_rd_Cond(dbg, block, irn);
- projHF = new_r_Proj(block, irn, mode_X, pn_Cond_false);
+ projHF = new_r_Proj(irn, mode_X, pn_Cond_false);
mark_irn_visited(projHF);
exchange(projF, projHF);
- projHT = new_r_Proj(block, irn, mode_X, pn_Cond_true);
+ projHT = new_r_Proj(irn, mode_X, pn_Cond_true);
mark_irn_visited(projHT);
new_bl = new_r_Block(irg, 1, &projHT);
dbg = get_irn_dbg_info(cmp);
cmpL = new_rd_Cmp(dbg, new_bl, lentry->low_word, rentry->low_word);
- irn = new_r_Proj(new_bl, cmpL, mode_b, pn_Cmp_Eq);
+ irn = new_r_Proj(cmpL, mode_b, pn_Cmp_Eq);
dbg = get_irn_dbg_info(node);
irn = new_rd_Cond(dbg, new_bl, irn);
- proj = new_r_Proj(new_bl, irn, mode_X, pn_Cond_false);
+ proj = new_r_Proj(irn, mode_X, pn_Cond_false);
mark_irn_visited(proj);
add_block_cf_input(dst_blk, projHF, proj);
- proj = new_r_Proj(new_bl, irn, mode_X, pn_Cond_true);
+ proj = new_r_Proj(irn, mode_X, pn_Cond_true);
mark_irn_visited(proj);
exchange(projT, proj);
} else if (pnc == pn_Cmp_Lg) {
assert(entry);
dst_blk = entry->value;
- irn = new_r_Proj(block, cmpH, mode_b, pn_Cmp_Lg);
+ irn = new_r_Proj(cmpH, mode_b, pn_Cmp_Lg);
dbg = get_irn_dbg_info(node);
irn = new_rd_Cond(dbg, block, irn);
- projHT = new_r_Proj(block, irn, mode_X, pn_Cond_true);
+ projHT = new_r_Proj(irn, mode_X, pn_Cond_true);
mark_irn_visited(projHT);
exchange(projT, projHT);
- projHF = new_r_Proj(block, irn, mode_X, pn_Cond_false);
+ projHF = new_r_Proj(irn, mode_X, pn_Cond_false);
mark_irn_visited(projHF);
new_bl = new_r_Block(irg, 1, &projHF);
dbg = get_irn_dbg_info(cmp);
cmpL = new_rd_Cmp(dbg, new_bl, lentry->low_word, rentry->low_word);
- irn = new_r_Proj(new_bl, cmpL, mode_b, pn_Cmp_Lg);
+ irn = new_r_Proj(cmpL, mode_b, pn_Cmp_Lg);
dbg = get_irn_dbg_info(node);
irn = new_rd_Cond(dbg, new_bl, irn);
- proj = new_r_Proj(new_bl, irn, mode_X, pn_Cond_true);
+ proj = new_r_Proj(irn, mode_X, pn_Cond_true);
mark_irn_visited(proj);
add_block_cf_input(dst_blk, projHT, proj);
- proj = new_r_Proj(new_bl, irn, mode_X, pn_Cond_false);
+ proj = new_r_Proj(irn, mode_X, pn_Cond_false);
mark_irn_visited(proj);
exchange(projF, proj);
} else {
assert(entry);
dstF = entry->value;
- irn = new_r_Proj(block, cmpH, mode_b, pnc & ~pn_Cmp_Eq);
+ irn = new_r_Proj(cmpH, mode_b, pnc & ~pn_Cmp_Eq);
dbg = get_irn_dbg_info(node);
irn = new_rd_Cond(dbg, block, irn);
- projHT = new_r_Proj(block, irn, mode_X, pn_Cond_true);
+ projHT = new_r_Proj(irn, mode_X, pn_Cond_true);
mark_irn_visited(projHT);
exchange(projT, projHT);
projT = projHT;
- projHF = new_r_Proj(block, irn, mode_X, pn_Cond_false);
+ projHF = new_r_Proj(irn, mode_X, pn_Cond_false);
mark_irn_visited(projHF);
newbl_eq = new_r_Block(irg, 1, &projHF);
- irn = new_r_Proj(block, cmpH, mode_b, pn_Cmp_Eq);
+ irn = new_r_Proj(cmpH, mode_b, pn_Cmp_Eq);
irn = new_rd_Cond(dbg, newbl_eq, irn);
- proj = new_r_Proj(newbl_eq, irn, mode_X, pn_Cond_false);
+ proj = new_r_Proj(irn, mode_X, pn_Cond_false);
mark_irn_visited(proj);
exchange(projF, proj);
projF = proj;
- proj = new_r_Proj(newbl_eq, irn, mode_X, pn_Cond_true);
+ proj = new_r_Proj(irn, mode_X, pn_Cond_true);
mark_irn_visited(proj);
newbl_l = new_r_Block(irg, 1, &proj);
dbg = get_irn_dbg_info(cmp);
cmpL = new_rd_Cmp(dbg, newbl_l, lentry->low_word, rentry->low_word);
- irn = new_r_Proj(newbl_l, cmpL, mode_b, pnc);
+ irn = new_r_Proj(cmpL, mode_b, pnc);
dbg = get_irn_dbg_info(node);
irn = new_rd_Cond(dbg, newbl_l, irn);
- proj = new_r_Proj(newbl_l, irn, mode_X, pn_Cond_true);
+ proj = new_r_Proj(irn, mode_X, pn_Cond_true);
mark_irn_visited(proj);
add_block_cf_input(dstT, projT, proj);
- proj = new_r_Proj(newbl_l, irn, mode_X, pn_Cond_false);
+ proj = new_r_Proj(irn, mode_X, pn_Cond_false);
mark_irn_visited(proj);
add_block_cf_input(dstF, projF, proj);
- } /* if */
+ }
/* we have changed the control flow */
env->flags |= CF_CHANGED;
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
set_Cond_selector(node, env->entries[idx]->low_word);
- } /* if */
- } /* if */
-} /* lower_Cond */
+ }
+ }
+}
/**
* Translate a Conv to higher_signed
*/
-static void lower_Conv_to_Ls(ir_node *node, lower_env_t *env) {
- ir_node *op = get_Conv_op(node);
- ir_mode *imode = get_irn_mode(op);
- ir_mode *dst_mode_l = env->params->low_unsigned;
- ir_mode *dst_mode_h = env->params->low_signed;
- int idx = get_irn_idx(node);
- ir_graph *irg = current_ir_graph;
- ir_node *block = get_nodes_block(node);
- dbg_info *dbg = get_irn_dbg_info(node);
-
- assert(idx < env->n_entries);
-
- if (mode_is_int(imode) || mode_is_reference(imode)) {
- if (imode == env->params->high_unsigned) {
- /* a Conv from Lu to Ls */
- int op_idx = get_irn_idx(op);
-
- if (! env->entries[op_idx]->low_word) {
- /* not ready yet, wait */
- pdeq_putr(env->waitq, node);
- return;
- } /* if */
- env->entries[idx]->low_word = new_rd_Conv(dbg, block, env->entries[op_idx]->low_word, dst_mode_l);
- env->entries[idx]->high_word = new_rd_Conv(dbg, block, env->entries[op_idx]->high_word, dst_mode_h);
- } else {
- /* simple case: create a high word */
- if (imode != dst_mode_l)
- op = new_rd_Conv(dbg, block, op, dst_mode_l);
-
- env->entries[idx]->low_word = op;
-
- if (mode_is_signed(imode)) {
- ir_node *op_conv = new_rd_Conv(dbg, block, op, dst_mode_h);
- env->entries[idx]->high_word = new_rd_Shrs(dbg, block, op_conv,
- new_Const_long(dst_mode_l, get_mode_size_bits(dst_mode_h) - 1), dst_mode_h);
- } else {
- env->entries[idx]->high_word = new_Const(get_mode_null(dst_mode_h));
- } /* if */
- } /* if */
- } else {
- ir_node *irn, *call;
- ir_mode *omode = env->params->high_signed;
- ir_type *mtp = get_conv_type(imode, omode, env);
-
- irn = get_intrinsic_address(mtp, get_irn_op(node), imode, omode, env);
- call = new_rd_Call(dbg, block, get_irg_no_mem(irg), irn, 1, &op, mtp);
- set_irn_pinned(call, get_irn_pinned(node));
- irn = new_r_Proj(block, call, mode_T, pn_Call_T_result);
-
- env->entries[idx]->low_word = new_r_Proj(block, irn, dst_mode_l, 0);
- env->entries[idx]->high_word = new_r_Proj(block, irn, dst_mode_h, 1);
- } /* if */
-} /* lower_Conv_to_Ls */
-
-/**
- * Translate a Conv to higher_unsigned
- */
-static void lower_Conv_to_Lu(ir_node *node, lower_env_t *env) {
- ir_node *op = get_Conv_op(node);
- ir_mode *imode = get_irn_mode(op);
- ir_mode *dst_mode = env->params->low_unsigned;
- int idx = get_irn_idx(node);
- ir_graph *irg = current_ir_graph;
- ir_node *block = get_nodes_block(node);
- dbg_info *dbg = get_irn_dbg_info(node);
+static void lower_Conv_to_Ll(ir_node *node, lower_env_t *env)
+{
+ ir_mode *omode = get_irn_mode(node);
+ ir_node *op = get_Conv_op(node);
+ ir_mode *imode = get_irn_mode(op);
+ unsigned idx = get_irn_idx(node);
+ ir_graph *irg = get_irn_irg(node);
+ ir_node *block = get_nodes_block(node);
+ dbg_info *dbg = get_irn_dbg_info(node);
+ node_entry_t *entry = env->entries[idx];
+ ir_mode *low_unsigned = env->low_unsigned;
+ ir_mode *low_signed
+ = mode_is_signed(omode) ? env->low_signed : low_unsigned;
assert(idx < env->n_entries);
if (mode_is_int(imode) || mode_is_reference(imode)) {
- if (imode == env->params->high_signed) {
- /* a Conv from Ls to Lu */
- int op_idx = get_irn_idx(op);
+ if (imode == env->high_signed
+ || imode == env->high_unsigned) {
+ /* a Conv from Lu to Ls or Ls to Lu */
+ unsigned op_idx = get_irn_idx(op);
+ node_entry_t *op_entry = env->entries[op_idx];
- if (! env->entries[op_idx]->low_word) {
+ if (! op_entry->low_word) {
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
- env->entries[idx]->low_word = new_rd_Conv(dbg, block, env->entries[op_idx]->low_word, dst_mode);
- env->entries[idx]->high_word = new_rd_Conv(dbg, block, env->entries[op_idx]->high_word, dst_mode);
+ }
+ entry->low_word = op_entry->low_word;
+ entry->high_word = new_rd_Conv(dbg, block, op_entry->high_word,
+ low_signed);
} else {
/* simple case: create a high word */
- if (imode != dst_mode)
- op = new_rd_Conv(dbg, block, op, dst_mode);
+ if (imode != low_unsigned)
+ op = new_rd_Conv(dbg, block, op, low_unsigned);
- env->entries[idx]->low_word = op;
+ entry->low_word = op;
if (mode_is_signed(imode)) {
- env->entries[idx]->high_word = new_rd_Shrs(dbg, block, op,
- new_Const_long(dst_mode, get_mode_size_bits(dst_mode) - 1), dst_mode);
+ int c = get_mode_size_bits(low_signed) - 1;
+ ir_node *cnst = new_r_Const_long(irg, low_unsigned, c);
+ if (get_irn_mode(op) != low_signed)
+ op = new_rd_Conv(dbg, block, op, low_signed);
+ entry->high_word = new_rd_Shrs(dbg, block, op, cnst,
+ low_signed);
} else {
- env->entries[idx]->high_word = new_Const(get_mode_null(dst_mode));
- } /* if */
- } /* if */
+ entry->high_word = new_r_Const(irg, get_mode_null(low_signed));
+ }
+ }
+ } else if (imode == mode_b) {
+ entry->low_word = new_rd_Conv(dbg, block, op, low_unsigned);
+ entry->high_word = new_r_Const(irg, get_mode_null(low_signed));
} else {
ir_node *irn, *call;
- ir_mode *omode = env->params->high_unsigned;
ir_type *mtp = get_conv_type(imode, omode, env);
- /* do an intrinsic call */
irn = get_intrinsic_address(mtp, get_irn_op(node), imode, omode, env);
call = new_rd_Call(dbg, block, get_irg_no_mem(irg), irn, 1, &op, mtp);
set_irn_pinned(call, get_irn_pinned(node));
- irn = new_r_Proj(block, call, mode_T, pn_Call_T_result);
-
- env->entries[idx]->low_word = new_r_Proj(block, irn, dst_mode, 0);
- env->entries[idx]->high_word = new_r_Proj(block, irn, dst_mode, 1);
- } /* if */
-} /* lower_Conv_to_Lu */
-
-/**
- * Translate a Conv from higher_signed
- */
-static void lower_Conv_from_Ls(ir_node *node, lower_env_t *env) {
- ir_node *op = get_Conv_op(node);
- ir_mode *omode = get_irn_mode(node);
- ir_node *block = get_nodes_block(node);
- dbg_info *dbg = get_irn_dbg_info(node);
- int idx = get_irn_idx(op);
- ir_graph *irg = current_ir_graph;
-
- assert(idx < env->n_entries);
-
- if (! env->entries[idx]->low_word) {
- /* not ready yet, wait */
- pdeq_putr(env->waitq, node);
- return;
- } /* if */
-
- if (mode_is_int(omode) || mode_is_reference(omode)) {
- op = env->entries[idx]->low_word;
-
- /* simple case: create a high word */
- if (omode != env->params->low_signed)
- op = new_rd_Conv(dbg, block, op, omode);
-
- set_Conv_op(node, op);
- } else {
- ir_node *irn, *call, *in[2];
- ir_mode *imode = env->params->high_signed;
- ir_type *mtp = get_conv_type(imode, omode, env);
-
- irn = get_intrinsic_address(mtp, get_irn_op(node), imode, omode, env);
- in[0] = env->entries[idx]->low_word;
- in[1] = env->entries[idx]->high_word;
-
- call = new_rd_Call(dbg, block, get_irg_no_mem(irg), irn, 2, in, mtp);
- set_irn_pinned(call, get_irn_pinned(node));
- irn = new_r_Proj(block, call, mode_T, pn_Call_T_result);
+ irn = new_r_Proj(call, mode_T, pn_Call_T_result);
- exchange(node, new_r_Proj(block, irn, omode, 0));
- } /* if */
-} /* lower_Conv_from_Ls */
+ entry->low_word = new_r_Proj(irn, low_unsigned, 0);
+ entry->high_word = new_r_Proj(irn, low_signed, 1);
+ }
+}
/**
* Translate a Conv from higher_unsigned
*/
-static void lower_Conv_from_Lu(ir_node *node, lower_env_t *env) {
- ir_node *op = get_Conv_op(node);
- ir_mode *omode = get_irn_mode(node);
- ir_node *block = get_nodes_block(node);
- dbg_info *dbg = get_irn_dbg_info(node);
- int idx = get_irn_idx(op);
- ir_graph *irg = current_ir_graph;
+static void lower_Conv_from_Ll(ir_node *node, lower_env_t *env)
+{
+ ir_node *op = get_Conv_op(node);
+ ir_mode *omode = get_irn_mode(node);
+ ir_node *block = get_nodes_block(node);
+ dbg_info *dbg = get_irn_dbg_info(node);
+ unsigned idx = get_irn_idx(op);
+ ir_graph *irg = get_irn_irg(node);
+ node_entry_t *entry = env->entries[idx];
assert(idx < env->n_entries);
- if (! env->entries[idx]->low_word) {
+ if (! entry->low_word) {
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
if (mode_is_int(omode) || mode_is_reference(omode)) {
- op = env->entries[idx]->low_word;
+ op = entry->low_word;
/* simple case: create a high word */
- if (omode != env->params->low_unsigned)
+ if (omode != env->low_unsigned)
op = new_rd_Conv(dbg, block, op, omode);
set_Conv_op(node, op);
+ } else if (omode == mode_b) {
+ /* llu ? true : false <=> (low|high) ? true : false */
+ ir_mode *mode = env->low_unsigned;
+ ir_node *or = new_rd_Or(dbg, block, entry->low_word, entry->high_word,
+ mode);
+ set_Conv_op(node, or);
} else {
ir_node *irn, *call, *in[2];
- ir_mode *imode = env->params->high_unsigned;
- ir_type *mtp = get_conv_type(imode, omode, env);
+ ir_mode *imode = get_irn_mode(op);
+ ir_type *mtp = get_conv_type(imode, omode, env);
- irn = get_intrinsic_address(mtp, get_irn_op(node), imode, omode, env);
- in[0] = env->entries[idx]->low_word;
- in[1] = env->entries[idx]->high_word;
+ irn = get_intrinsic_address(mtp, get_irn_op(node), imode, omode, env);
+ in[0] = entry->low_word;
+ in[1] = entry->high_word;
call = new_rd_Call(dbg, block, get_irg_no_mem(irg), irn, 2, in, mtp);
set_irn_pinned(call, get_irn_pinned(node));
- irn = new_r_Proj(block, call, mode_T, pn_Call_T_result);
+ irn = new_r_Proj(call, mode_T, pn_Call_T_result);
- exchange(node, new_r_Proj(block, irn, omode, 0));
- } /* if */
-} /* lower_Conv_from_Lu */
+ exchange(node, new_r_Proj(irn, omode, 0));
+ }
+}
/**
* Translate a Conv.
*/
-static void lower_Conv(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_Conv(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
mode = get_irn_mode(node);
- if (mode == env->params->high_signed) {
- lower_Conv_to_Ls(node, env);
- } else if (mode == env->params->high_unsigned) {
- lower_Conv_to_Lu(node, env);
+ if (mode == env->high_signed
+ || mode == env->high_unsigned) {
+ lower_Conv_to_Ll(node, env);
} else {
ir_mode *mode = get_irn_mode(get_Conv_op(node));
- if (mode == env->params->high_signed) {
- lower_Conv_from_Ls(node, env);
- } else if (mode == env->params->high_unsigned) {
- lower_Conv_from_Lu(node, env);
- } /* if */
- } /* if */
-} /* lower_Conv */
+ if (mode == env->high_signed
+ || mode == env->high_unsigned) {
+ lower_Conv_from_Ll(node, env);
+ }
+ }
+}
/**
* Lower the method type.
*
* @return the lowered type
*/
-static ir_type *lower_mtp(ir_type *mtp, lower_env_t *env) {
+static ir_type *lower_mtp(ir_type *mtp, lower_env_t *env)
+{
pmap_entry *entry;
- ident *id, *lid;
+ ident *lid;
ir_type *res, *value_type;
if (is_lowered_type(mtp))
if (is_Primitive_type(tp)) {
ir_mode *mode = get_type_mode(tp);
- if (mode == env->params->high_signed ||
- mode == env->params->high_unsigned)
+ if (mode == env->high_signed ||
+ mode == env->high_unsigned)
++n_param;
- } /* if */
- } /* for */
+ }
+ }
/* count new number of results */
n_res = r = get_method_n_ress(mtp);
if (is_Primitive_type(tp)) {
ir_mode *mode = get_type_mode(tp);
- if (mode == env->params->high_signed ||
- mode == env->params->high_unsigned)
+ if (mode == env->high_signed ||
+ mode == env->high_unsigned)
++n_res;
- } /* if */
- } /* for */
+ }
+ }
- id = id_mangle_u(new_id_from_chars("L", 1), get_type_ident(mtp));
- res = new_type_method(id, n_param, n_res);
+ res = new_type_method(n_param, n_res);
/* set param types and result types */
for (i = n_param = 0; i < n; ++i) {
if (is_Primitive_type(tp)) {
ir_mode *mode = get_type_mode(tp);
- if (mode == env->params->high_signed) {
+ if (mode == env->high_signed) {
set_method_param_type(res, n_param++, tp_u);
set_method_param_type(res, n_param++, tp_s);
- } else if (mode == env->params->high_unsigned) {
+ } else if (mode == env->high_unsigned) {
set_method_param_type(res, n_param++, tp_u);
set_method_param_type(res, n_param++, tp_u);
} else {
set_method_param_type(res, n_param++, tp);
- } /* if */
+ }
} else {
set_method_param_type(res, n_param++, tp);
- } /* if */
- } /* for */
+ }
+ }
for (i = n_res = 0; i < r; ++i) {
ir_type *tp = get_method_res_type(mtp, i);
if (is_Primitive_type(tp)) {
ir_mode *mode = get_type_mode(tp);
- if (mode == env->params->high_signed) {
+ if (mode == env->high_signed) {
set_method_res_type(res, n_res++, tp_u);
set_method_res_type(res, n_res++, tp_s);
- } else if (mode == env->params->high_unsigned) {
+ } else if (mode == env->high_unsigned) {
set_method_res_type(res, n_res++, tp_u);
set_method_res_type(res, n_res++, tp_u);
} else {
set_method_res_type(res, n_res++, tp);
- } /* if */
+ }
} else {
set_method_res_type(res, n_res++, tp);
- } /* if */
- } /* for */
+ }
+ }
set_lowered_type(mtp, res);
pmap_insert(lowered_type, mtp, res);
if (is_Primitive_type(tp)) {
ir_mode *mode = get_type_mode(tp);
- if (mode == env->params->high_signed || mode == env->params->high_unsigned) {
+ if (mode == env->high_signed || mode == env->high_unsigned) {
if (id != NULL) {
lid = id_mangle(id, env->first_id);
set_method_param_ident(res, n_param, lid);
lid = id_mangle(id, env->next_id);
set_method_param_ident(res, n_param + 1, lid);
set_entity_ident(get_method_value_param_ent(res, n_param + 1), lid);
- } /* if */
+ }
n_param += 2;
continue;
- } /* if */
- } /* if */
+ }
+ }
if (id != NULL) {
set_method_param_ident(res, n_param, id);
set_entity_ident(get_method_value_param_ent(res, n_param), id);
- } /* if */
+ }
++n_param;
- } /* for */
+ }
set_lowered_type(value_type, get_method_value_param_type(res));
- } /* if */
+ }
} else {
res = entry->value;
- } /* if */
+ }
return res;
-} /* lower_mtp */
+}
/**
* Translate a Return.
*/
-static void lower_Return(ir_node *node, ir_mode *mode, lower_env_t *env) {
- ir_graph *irg = current_ir_graph;
+static void lower_Return(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
+ ir_graph *irg = get_irn_irg(node);
ir_entity *ent = get_irg_entity(irg);
ir_type *mtp = get_entity_type(ent);
- ir_node **in;
- int i, j, n, idx;
- int need_conv = 0;
+ ir_node **in;
+ int i, j, n;
+ unsigned idx;
+ int need_conv = 0;
(void) mode;
/* check if this return must be lowered */
ir_node *pred = get_Return_res(node, i);
ir_mode *mode = get_irn_op_mode(pred);
- if (mode == env->params->high_signed ||
- mode == env->params->high_unsigned) {
+ if (mode == env->high_signed ||
+ mode == env->high_unsigned) {
idx = get_irn_idx(pred);
if (! env->entries[idx]->low_word) {
/* not ready yet, wait */
pdeq_putr(env->waitq, node);
return;
- } /* if */
+ }
need_conv = 1;
- } /* if */
- } /* for */
+ }
+ }
if (! need_conv)
return;
in[++j] = env->entries[idx]->high_word;
} else {
in[++j] = pred;
- } /* if */
- } /* for */
+ }
+ }
set_irn_in(node, j+1, in);
-} /* lower_Return */
+}
/**
* Translate the parameters.
*/
-static void lower_Start(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_Start(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
ir_graph *irg = get_irn_irg(node);
ir_entity *ent = get_irg_entity(irg);
ir_type *tp = get_entity_type(ent);
mtp = get_associated_type(tp);
} else {
mtp = tp;
- } /* if */
+ }
assert(! is_lowered_type(mtp));
n_params = get_method_n_params(mtp);
if (is_Primitive_type(tp)) {
ir_mode *mode = get_type_mode(tp);
- if (mode == env->params->high_signed ||
- mode == env->params->high_unsigned)
+ if (mode == env->high_signed ||
+ mode == env->high_unsigned)
++j;
- } /* if */
- } /* for */
+ }
+ }
if (i == j)
return;
for (proj = get_irn_link(node); proj; proj = get_irn_link(proj)) {
ir_node *pred = get_Proj_pred(proj);
long proj_nr;
- int idx;
+ unsigned idx;
ir_mode *mode;
dbg_info *dbg;
idx = get_irn_idx(proj);
if (env->entries[idx]) {
- ir_mode *low_mode = env->params->low_unsigned;
+ ir_mode *low_mode = env->low_unsigned;
mode = get_irn_mode(proj);
- if (mode == env->params->high_signed) {
- mode = env->params->low_signed;
+ if (mode == env->high_signed) {
+ mode = env->low_signed;
} else {
- mode = env->params->low_unsigned;
- } /* if */
+ mode = env->low_unsigned;
+ }
dbg = get_irn_dbg_info(proj);
env->entries[idx]->low_word =
- new_rd_Proj(dbg, get_nodes_block(proj), args, low_mode, new_projs[proj_nr]);
+ new_rd_Proj(dbg, args, low_mode, new_projs[proj_nr]);
env->entries[idx]->high_word =
- new_rd_Proj(dbg, get_nodes_block(proj), args, mode, new_projs[proj_nr] + 1);
- } /* if */
- } /* for */
+ new_rd_Proj(dbg, args, mode, new_projs[proj_nr] + 1);
+ }
+ }
set_optimize(rem);
-} /* lower_Start */
+}
/**
* Translate a Call.
*/
-static void lower_Call(ir_node *node, ir_mode *mode, lower_env_t *env) {
+static void lower_Call(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
ir_type *tp = get_Call_type(node);
ir_type *call_tp;
ir_node **in, *proj, *results;
call_tp = get_associated_type(tp);
} else {
call_tp = tp;
- } /* if */
+ }
assert(! is_lowered_type(call_tp));
if (is_Primitive_type(tp)) {
ir_mode *mode = get_type_mode(tp);
- if (mode == env->params->high_signed ||
- mode == env->params->high_unsigned) {
+ if (mode == env->high_signed ||
+ mode == env->high_unsigned) {
need_lower = 1;
break;
- } /* if */
- } /* if */
- } /* for */
+ }
+ }
+ }
n_res = get_method_n_ress(call_tp);
if (n_res > 0) {
NEW_ARR_A(long, res_numbers, n_res);
if (is_Primitive_type(tp)) {
ir_mode *mode = get_type_mode(tp);
- if (mode == env->params->high_signed ||
- mode == env->params->high_unsigned) {
+ if (mode == env->high_signed ||
+ mode == env->high_unsigned) {
need_lower = 1;
++j;
- } /* if */
- } /* if */
- } /* for */
- } /* if */
+ }
+ }
+ }
+ }
if (! need_lower)
return;
for (j = 2, i = 0; i < n_params; ++i) {
ir_node *pred = get_Call_param(node, i);
- int idx = get_irn_idx(pred);
+ unsigned idx = get_irn_idx(pred);
if (env->entries[idx]) {
if (! env->entries[idx]->low_word) {
in[j++] = env->entries[idx]->high_word;
} else {
in[j++] = pred;
- } /* if */
- } /* for */
+ }
+ }
set_irn_in(node, j, in);
/* found the result proj */
results = proj;
break;
- } /* if */
- } /* for */
+ }
+ }
- if (results) { /* there are results */
+ if (results) { /* there are results */
int rem = get_optimize();
/* switch off optimization for new Proj nodes or they might be CSE'ed
for (i = j = 0, proj = get_irn_link(results); proj; proj = get_irn_link(proj), ++i, ++j) {
if (get_Proj_pred(proj) == results) {
long proj_nr = get_Proj_proj(proj);
- int idx;
+ unsigned idx;
/* found a result */
set_Proj_proj(proj, res_numbers[proj_nr]);
idx = get_irn_idx(proj);
if (env->entries[idx]) {
ir_mode *mode = get_irn_mode(proj);
- ir_mode *low_mode = env->params->low_unsigned;
+ ir_mode *low_mode = env->low_unsigned;
dbg_info *dbg;
- if (mode == env->params->high_signed) {
- mode = env->params->low_signed;
+ if (mode == env->high_signed) {
+ mode = env->low_signed;
} else {
- mode = env->params->low_unsigned;
- } /* if */
+ mode = env->low_unsigned;
+ }
dbg = get_irn_dbg_info(proj);
env->entries[idx]->low_word =
- new_rd_Proj(dbg, get_nodes_block(proj), results, low_mode, res_numbers[proj_nr]);
+ new_rd_Proj(dbg, results, low_mode, res_numbers[proj_nr]);
env->entries[idx]->high_word =
- new_rd_Proj(dbg, get_nodes_block(proj), results, mode, res_numbers[proj_nr] + 1);
- } /* if */
+ new_rd_Proj(dbg, results, mode, res_numbers[proj_nr] + 1);
+ }
mark_irn_visited(proj);
- } /* if */
- } /* for */
+ }
+ }
set_optimize(rem);
}
-} /* lower_Call */
+}
/**
* Translate an Unknown into two.
*/
-static void lower_Unknown(ir_node *node, ir_mode *mode, lower_env_t *env) {
- int idx = get_irn_idx(node);
+static void lower_Unknown(ir_node *node, ir_mode *mode, lower_env_t *env)
+{
+ unsigned idx = get_irn_idx(node);
ir_graph *irg = get_irn_irg(node);
- ir_mode *low_mode = env->params->low_unsigned;
+ ir_mode *low_mode = env->low_unsigned;
env->entries[idx]->low_word = new_r_Unknown(irg, low_mode);
env->entries[idx]->high_word = new_r_Unknown(irg, mode);
-} /* lower_Unknown */
+}
/**
* Translate a Phi.
*
* First step: just create two templates
*/
-static void lower_Phi(ir_node *phi, ir_mode *mode, lower_env_t *env) {
- ir_mode *mode_l = env->params->low_unsigned;
+static void lower_Phi(ir_node *phi, ir_mode *mode, lower_env_t *env)
+{
+ ir_mode *mode_l = env->low_unsigned;
ir_graph *irg = get_irn_irg(phi);
ir_node *block, *unk_l, *unk_h, *phi_l, *phi_h;
ir_node **inl, **inh;
dbg_info *dbg;
- int idx, i, arity = get_Phi_n_preds(phi);
- int enq = 0;
+ unsigned idx;
+ int i, arity = get_Phi_n_preds(phi);
+ int enq = 0;
idx = get_irn_idx(phi);
if (env->entries[idx]->low_word) {
for (i = 0; i < arity; ++i) {
ir_node *pred = get_Phi_pred(phi, i);
- int idx = get_irn_idx(pred);
+ unsigned idx = get_irn_idx(pred);
if (env->entries[idx]->low_word) {
set_Phi_pred(phil, i, env->entries[idx]->low_word);
/* still not ready */
pdeq_putr(env->waitq, phi);
return;
- } /* if */
- } /* for */
- } /* if */
+ }
+ }
+ }
/* first create a new in array */
NEW_ARR_A(ir_node *, inl, arity);
NEW_ARR_A(ir_node *, inh, arity);
- unk_l = new_r_Unknown(irg, mode_l);
- unk_h = new_r_Unknown(irg, mode);
+ unk_l = new_r_Dummy(irg, mode_l);
+ unk_h = new_r_Dummy(irg, mode);
for (i = 0; i < arity; ++i) {
ir_node *pred = get_Phi_pred(phi, i);
- int idx = get_irn_idx(pred);
+ unsigned idx = get_irn_idx(pred);
if (env->entries[idx]->low_word) {
inl[i] = env->entries[idx]->low_word;
inl[i] = unk_l;
inh[i] = unk_h;
enq = 1;
- } /* if */
- } /* for */
+ }
+ }
dbg = get_irn_dbg_info(phi);
block = get_nodes_block(phi);
if (enq) {
/* not yet finished */
pdeq_putr(env->waitq, phi);
- } /* if */
-} /* lower_Phi */
+ }
+}
/**
* Translate a Mux.
*/
-static void lower_Mux(ir_node *mux, ir_mode *mode, lower_env_t *env) {
+static void lower_Mux(ir_node *mux, ir_mode *mode, lower_env_t *env)
+{
ir_node *block, *val;
ir_node *true_l, *true_h, *false_l, *false_h, *sel;
dbg_info *dbg;
- int idx;
+ unsigned idx;
val = get_Mux_true(mux);
idx = get_irn_idx(val);
/* still not ready */
pdeq_putr(env->waitq, mux);
return;
- } /* if */
+ }
val = get_Mux_false(mux);
idx = get_irn_idx(val);
/* still not ready */
pdeq_putr(env->waitq, mux);
return;
- } /* if */
+ }
sel = get_Mux_sel(mux);
idx = get_irn_idx(mux);
assert(idx < env->n_entries);
- env->entries[idx]->low_word = new_rd_Mux(dbg, block, sel, false_l, true_l, mode);
+ env->entries[idx]->low_word = new_rd_Mux(dbg, block, sel, false_l, true_l, env->low_unsigned);
env->entries[idx]->high_word = new_rd_Mux(dbg, block, sel, false_h, true_h, mode);
-} /* lower_Mux */
+}
/**
* Translate an ASM node.
*/
-static void lower_ASM(ir_node *asmn, ir_mode *mode, lower_env_t *env) {
- ir_mode *his = env->params->high_signed;
- ir_mode *hiu = env->params->high_unsigned;
+static void lower_ASM(ir_node *asmn, ir_mode *mode, lower_env_t *env)
+{
+ ir_mode *his = env->high_signed;
+ ir_mode *hiu = env->high_unsigned;
int i;
ir_node *n;
ir_mode *op_mode = get_irn_mode(get_irn_n(asmn, i));
if (op_mode == his || op_mode == hiu) {
panic("lowering ASM unimplemented");
- } /* if */
- } /* for */
+ }
+ }
for (n = asmn;;) {
ir_mode *proj_mode;
proj_mode = get_irn_mode(n);
if (proj_mode == his || proj_mode == hiu) {
panic("lowering ASM unimplemented");
- } /* if */
- } /* for */
-} /* lower_ASM */
+ }
+ }
+}
/**
* Translate a Sel node.
*/
-static void lower_Sel(ir_node *sel, ir_mode *mode, lower_env_t *env) {
+static void lower_Sel(ir_node *sel, ir_mode *mode, lower_env_t *env)
+{
(void) mode;
/* we must only lower value parameter Sels if we change the
ent = get_method_value_param_ent(env->l_mtp, pos);
set_Sel_entity(sel, ent);
- } /* if */
- } /* if */
-} /* lower_Sel */
+ }
+ }
+}
/**
* check for opcodes that must always be lowered.
*/
-static int always_lower(ir_opcode code) {
+static int always_lower(ir_opcode code)
+{
switch (code) {
case iro_ASM:
case iro_Proj:
return 1;
default:
return 0;
- } /* switch */
-} /* always_lower */
+ }
+}
/**
* lower boolean Proj(Cmp)
*/
-static ir_node *lower_boolean_Proj_Cmp(ir_node *proj, ir_node *cmp, lower_env_t *env) {
- int lidx, ridx;
+static ir_node *lower_boolean_Proj_Cmp(ir_node *proj, ir_node *cmp, lower_env_t *env)
+{
+ unsigned lidx;
+ unsigned ridx;
ir_node *l, *r, *low, *high, *t, *res;
pn_Cmp pnc;
ir_node *blk;
if (! env->entries[lidx]->low_word) {
/* still not ready */
return NULL;
- } /* if */
+ }
r = get_Cmp_right(cmp);
ridx = get_irn_idx(r);
if (! env->entries[ridx]->low_word) {
/* still not ready */
return NULL;
- } /* if */
+ }
pnc = get_Proj_proj(proj);
blk = get_nodes_block(cmp);
if (pnc == pn_Cmp_Eq) {
/* simple case:a == b <==> a_h == b_h && a_l == b_l */
res = new_rd_And(db, blk,
- new_r_Proj(blk, low, mode_b, pnc),
- new_r_Proj(blk, high, mode_b, pnc),
+ new_r_Proj(low, mode_b, pnc),
+ new_r_Proj(high, mode_b, pnc),
mode_b);
} else if (pnc == pn_Cmp_Lg) {
/* simple case:a != b <==> a_h != b_h || a_l != b_l */
res = new_rd_Or(db, blk,
- new_r_Proj(blk, low, mode_b, pnc),
- new_r_Proj(blk, high, mode_b, pnc),
+ new_r_Proj(low, mode_b, pnc),
+ new_r_Proj(high, mode_b, pnc),
mode_b);
} else {
/* a rel b <==> a_h REL b_h || (a_h == b_h && a_l rel b_l) */
t = new_rd_And(db, blk,
- new_r_Proj(blk, low, mode_b, pnc),
- new_r_Proj(blk, high, mode_b, pn_Cmp_Eq),
+ new_r_Proj(low, mode_b, pnc),
+ new_r_Proj(high, mode_b, pn_Cmp_Eq),
mode_b);
res = new_rd_Or(db, blk,
- new_r_Proj(blk, high, mode_b, pnc & ~pn_Cmp_Eq),
+ new_r_Proj(high, mode_b, pnc & ~pn_Cmp_Eq),
t,
mode_b);
- } /* if */
+ }
return res;
-} /* lower_boolean_Proj_Cmp */
+}
/**
* The type of a lower function.
{
lower_env_t *lenv = env;
node_entry_t *entry;
- int idx = get_irn_idx(node);
+ unsigned idx = get_irn_idx(node);
ir_mode *mode = get_irn_mode(node);
if (mode == mode_b || is_Mux(node) || is_Conv(node)) {
ir_node *arg = get_Cmp_left(cmp);
mode = get_irn_mode(arg);
- if (mode == lenv->params->high_signed ||
- mode == lenv->params->high_unsigned) {
+ if (mode == lenv->high_signed ||
+ mode == lenv->high_unsigned) {
ir_node *res = lower_boolean_Proj_Cmp(proj, cmp, lenv);
if (res == NULL) {
/* could not lower because predecessors not ready */
waitq_put(lenv->waitq, node);
return;
- } /* if */
+ }
set_irn_n(node, i, res);
- } /* if */
- } /* if */
- } /* if */
- } /* for */
- } /* if */
+ }
+ }
+ }
+ }
+ }
entry = idx < lenv->n_entries ? lenv->entries[idx] : NULL;
if (entry || always_lower(get_irn_opcode(node))) {
if (func) {
mode = get_irn_op_mode(node);
- if (mode == lenv->params->high_signed)
- mode = lenv->params->low_signed;
+ if (mode == lenv->high_signed)
+ mode = lenv->low_signed;
else
- mode = lenv->params->low_unsigned;
+ mode = lenv->low_unsigned;
DB((dbg, LEVEL_1, " %+F\n", node));
func(node, mode, lenv);
- } /* if */
- } /* if */
-} /* lower_ops */
+ }
+ }
+}
#define IDENT(s) new_id_from_chars(s, sizeof(s)-1)
/**
* Compare two op_mode_entry_t's.
*/
-static int cmp_op_mode(const void *elt, const void *key, size_t size) {
+static int cmp_op_mode(const void *elt, const void *key, size_t size)
+{
const op_mode_entry_t *e1 = elt;
const op_mode_entry_t *e2 = key;
(void) size;
return (e1->op - e2->op) | (e1->imode - e2->imode) | (e1->omode - e2->omode);
-} /* cmp_op_mode */
+}
/**
* Compare two conv_tp_entry_t's.
*/
-static int cmp_conv_tp(const void *elt, const void *key, size_t size) {
+static int cmp_conv_tp(const void *elt, const void *key, size_t size)
+{
const conv_tp_entry_t *e1 = elt;
const conv_tp_entry_t *e2 = key;
(void) size;
return (e1->imode - e2->imode) | (e1->omode - e2->omode);
-} /* cmp_conv_tp */
+}
/**
* Enter a lowering function into an ir_op.
*/
-static void enter_lower_func(ir_op *op, lower_func func) {
+static void enter_lower_func(ir_op *op, lower_func func)
+{
op->ops.generic = (op_func)func;
-} /* enter_lower_func */
+}
/**
* Returns non-zero if a method type must be lowered.
*
* @param mtp the method type
*/
-static int mtp_must_to_lowered(ir_type *mtp, lower_env_t *env) {
+static int mtp_must_be_lowered(ir_type *mtp, lower_env_t *env)
+{
int i, n_params;
n_params = get_method_n_params(mtp);
if (is_Primitive_type(tp)) {
ir_mode *mode = get_type_mode(tp);
- if (mode == env->params->high_signed ||
- mode == env->params->high_unsigned)
+ if (mode == env->high_signed ||
+ mode == env->high_unsigned)
return 1;
- } /* if */
- } /* for */
+ }
+ }
return 0;
-} /* mtp_must_to_lowered */
+}
+
+static void setup_modes(lower_env_t *env)
+{
+ unsigned size_bits = env->params->doubleword_size;
+ ir_mode *doubleword_signed = NULL;
+ ir_mode *doubleword_unsigned = NULL;
+ int n_modes = get_irp_n_modes();
+ ir_mode_arithmetic arithmetic;
+ unsigned modulo_shift;
+ int i;
+
+ /* search for doubleword modes... */
+ for (i = 0; i < n_modes; ++i) {
+ ir_mode *mode = get_irp_mode(i);
+ if (!mode_is_int(mode))
+ continue;
+ if (get_mode_size_bits(mode) != size_bits)
+ continue;
+ if (mode_is_signed(mode)) {
+ if (doubleword_signed != NULL) {
+ /* sigh - the lowerer should really just lower all mode with
+ * size_bits it finds. Unfortunately this required a bigger
+ * rewrite. */
+ panic("multiple double word signed modes found");
+ }
+ doubleword_signed = mode;
+ } else {
+ if (doubleword_unsigned != NULL) {
+ /* sigh - the lowerer should really just lower all mode with
+ * size_bits it finds. Unfortunately this required a bigger
+ * rewrite. */
+ panic("multiple double word unsigned modes found");
+ }
+ doubleword_unsigned = mode;
+ }
+ }
+ if (doubleword_signed == NULL || doubleword_unsigned == NULL) {
+ panic("Couldn't find doubleword modes");
+ }
+
+ arithmetic = get_mode_arithmetic(doubleword_signed);
+ modulo_shift = get_mode_modulo_shift(doubleword_signed);
+
+ assert(get_mode_size_bits(doubleword_unsigned) == size_bits);
+ assert(size_bits % 2 == 0);
+ assert(get_mode_sign(doubleword_signed) == 1);
+ assert(get_mode_sign(doubleword_unsigned) == 0);
+ assert(get_mode_sort(doubleword_signed) == irms_int_number);
+ assert(get_mode_sort(doubleword_unsigned) == irms_int_number);
+ assert(get_mode_arithmetic(doubleword_unsigned) == arithmetic);
+ assert(get_mode_modulo_shift(doubleword_unsigned) == modulo_shift);
+
+ /* try to guess a sensible modulo shift for the new mode.
+ * (This is IMO another indication that this should really be a node
+ * attribute instead of a mode thing) */
+ if (modulo_shift == size_bits) {
+ modulo_shift = modulo_shift / 2;
+ } else if (modulo_shift == 0) {
+ /* fine */
+ } else {
+ panic("Don't know what new modulo shift to use for lowered doubleword mode");
+ }
+ size_bits /= 2;
+
+ /* produce lowered modes */
+ env->high_signed = doubleword_signed;
+ env->high_unsigned = doubleword_unsigned;
+ env->low_signed = new_ir_mode("WS", irms_int_number, size_bits, 1,
+ arithmetic, modulo_shift);
+ env->low_unsigned = new_ir_mode("WU", irms_int_number, size_bits, 0,
+ arithmetic, modulo_shift);
+}
/*
* Do the lowering.
{
lower_env_t lenv;
int i;
- ir_graph *rem;
if (! param)
return;
- if (! param->enable)
- return;
-
FIRM_DBG_REGISTER(dbg, "firm.lower.dw");
- assert(2 * get_mode_size_bits(param->low_signed) == get_mode_size_bits(param->high_signed));
- assert(2 * get_mode_size_bits(param->low_unsigned) == get_mode_size_bits(param->high_unsigned));
- assert(get_mode_size_bits(param->low_signed) == get_mode_size_bits(param->low_unsigned));
+ memset(&lenv, 0, sizeof(lenv));
+ lenv.params = param;
+ setup_modes(&lenv);
/* create the necessary maps */
- if (! prim_types)
- prim_types = pmap_create();
if (! intrinsic_fkt)
intrinsic_fkt = new_set(cmp_op_mode, iro_Last + 1);
if (! conv_types)
/* create a primitive unsigned and signed type */
if (! tp_u)
- tp_u = get_primitive_type(param->low_unsigned);
+ tp_u = get_type_for_mode(lenv.low_unsigned);
if (! tp_s)
- tp_s = get_primitive_type(param->low_signed);
+ tp_s = get_type_for_mode(lenv.low_signed);
/* create method types for the created binop calls */
if (! binop_tp_u) {
- binop_tp_u = new_type_method(IDENT("binop_u_intrinsic"), 4, 2);
+ binop_tp_u = new_type_method(4, 2);
set_method_param_type(binop_tp_u, 0, tp_u);
set_method_param_type(binop_tp_u, 1, tp_u);
set_method_param_type(binop_tp_u, 2, tp_u);
set_method_param_type(binop_tp_u, 3, tp_u);
set_method_res_type(binop_tp_u, 0, tp_u);
set_method_res_type(binop_tp_u, 1, tp_u);
- } /* if */
+ }
if (! binop_tp_s) {
- binop_tp_s = new_type_method(IDENT("binop_s_intrinsic"), 4, 2);
+ binop_tp_s = new_type_method(4, 2);
set_method_param_type(binop_tp_s, 0, tp_u);
set_method_param_type(binop_tp_s, 1, tp_s);
set_method_param_type(binop_tp_s, 2, tp_u);
set_method_param_type(binop_tp_s, 3, tp_s);
set_method_res_type(binop_tp_s, 0, tp_u);
set_method_res_type(binop_tp_s, 1, tp_s);
- } /* if */
+ }
if (! shiftop_tp_u) {
- shiftop_tp_u = new_type_method(IDENT("shiftop_u_intrinsic"), 3, 2);
+ shiftop_tp_u = new_type_method(3, 2);
set_method_param_type(shiftop_tp_u, 0, tp_u);
set_method_param_type(shiftop_tp_u, 1, tp_u);
set_method_param_type(shiftop_tp_u, 2, tp_u);
set_method_res_type(shiftop_tp_u, 0, tp_u);
set_method_res_type(shiftop_tp_u, 1, tp_u);
- } /* if */
+ }
if (! shiftop_tp_s) {
- shiftop_tp_s = new_type_method(IDENT("shiftop_s_intrinsic"), 3, 2);
+ shiftop_tp_s = new_type_method(3, 2);
set_method_param_type(shiftop_tp_s, 0, tp_u);
set_method_param_type(shiftop_tp_s, 1, tp_s);
set_method_param_type(shiftop_tp_s, 2, tp_u);
set_method_res_type(shiftop_tp_s, 0, tp_u);
set_method_res_type(shiftop_tp_s, 1, tp_s);
- } /* if */
+ }
if (! unop_tp_u) {
- unop_tp_u = new_type_method(IDENT("unop_u_intrinsic"), 2, 2);
+ unop_tp_u = new_type_method(2, 2);
set_method_param_type(unop_tp_u, 0, tp_u);
set_method_param_type(unop_tp_u, 1, tp_u);
set_method_res_type(unop_tp_u, 0, tp_u);
set_method_res_type(unop_tp_u, 1, tp_u);
- } /* if */
+ }
if (! unop_tp_s) {
- unop_tp_s = new_type_method(IDENT("unop_s_intrinsic"), 2, 2);
+ unop_tp_s = new_type_method(2, 2);
set_method_param_type(unop_tp_s, 0, tp_u);
set_method_param_type(unop_tp_s, 1, tp_s);
set_method_res_type(unop_tp_s, 0, tp_u);
set_method_res_type(unop_tp_s, 1, tp_s);
- } /* if */
+ }
- lenv.tv_mode_bytes = new_tarval_from_long(get_mode_size_bytes(param->low_unsigned), param->low_unsigned);
- lenv.tv_mode_bits = new_tarval_from_long(get_mode_size_bits(param->low_unsigned), param->low_unsigned);
+ lenv.tv_mode_bytes = new_tarval_from_long(param->doubleword_size/(2*8), lenv.low_unsigned);
+ lenv.tv_mode_bits = new_tarval_from_long(param->doubleword_size/2, lenv.low_unsigned);
lenv.waitq = new_pdeq();
- lenv.params = param;
lenv.first_id = new_id_from_chars(param->little_endian ? ".l" : ".h", 2);
lenv.next_id = new_id_from_chars(param->little_endian ? ".h" : ".l", 2);
- /* first clear the generic function pointer for all ops */
clear_irp_opcodes_generic_func();
-
-#define LOWER2(op, fkt) enter_lower_func(op_##op, fkt)
-#define LOWER(op) LOWER2(op, lower_##op)
-#define LOWER_BIN(op) LOWER2(op, lower_Binop)
-#define LOWER_UN(op) LOWER2(op, lower_Unop)
-
- /* the table of all operations that must be lowered follows */
- LOWER(ASM);
- LOWER(Load);
- LOWER(Store);
- LOWER(Const);
- LOWER(And);
- LOWER(Or);
- LOWER(Eor);
- LOWER(Not);
- LOWER(Cond);
- LOWER(Return);
- LOWER(Call);
- LOWER(Unknown);
- LOWER(Phi);
- LOWER(Mux);
- LOWER(Start);
-
- LOWER_BIN(Add);
- LOWER_BIN(Sub);
- LOWER_BIN(Mul);
- LOWER(Shl);
- LOWER(Shr);
- LOWER(Shrs);
- LOWER(Rotl);
- LOWER(DivMod);
- LOWER(Div);
- LOWER(Mod);
- LOWER(Sel);
- LOWER_UN(Abs);
- LOWER_UN(Minus);
-
- LOWER(Conv);
-
-#undef LOWER_UN
-#undef LOWER_BIN
-#undef LOWER
-#undef LOWER2
+ enter_lower_func(op_Add, lower_Binop);
+ enter_lower_func(op_And, lower_And);
+ enter_lower_func(op_ASM, lower_ASM);
+ enter_lower_func(op_Call, lower_Call);
+ enter_lower_func(op_Cond, lower_Cond);
+ enter_lower_func(op_Const, lower_Const);
+ enter_lower_func(op_Conv, lower_Conv);
+ enter_lower_func(op_Div, lower_Div);
+ enter_lower_func(op_DivMod, lower_DivMod);
+ enter_lower_func(op_Eor, lower_Eor);
+ enter_lower_func(op_Load, lower_Load);
+ enter_lower_func(op_Minus, lower_Unop);
+ enter_lower_func(op_Mod, lower_Mod);
+ enter_lower_func(op_Mul, lower_Binop);
+ enter_lower_func(op_Mux, lower_Mux);
+ enter_lower_func(op_Not, lower_Not);
+ enter_lower_func(op_Or, lower_Or);
+ enter_lower_func(op_Phi, lower_Phi);
+ enter_lower_func(op_Return, lower_Return);
+ enter_lower_func(op_Rotl, lower_Rotl);
+ enter_lower_func(op_Sel, lower_Sel);
+ enter_lower_func(op_Shl, lower_Shl);
+ enter_lower_func(op_Shr, lower_Shr);
+ enter_lower_func(op_Shrs, lower_Shrs);
+ enter_lower_func(op_Start, lower_Start);
+ enter_lower_func(op_Store, lower_Store);
+ enter_lower_func(op_Sub, lower_Binop);
+ enter_lower_func(op_Unknown, lower_Unknown);
/* transform all graphs */
- rem = current_ir_graph;
for (i = get_irp_n_irgs() - 1; i >= 0; --i) {
ir_graph *irg = get_irp_irg(i);
ir_entity *ent;
ir_type *mtp;
- int n_idx;
+ unsigned n_idx;
obstack_init(&lenv.obst);
lenv.entries = NEW_ARR_F(node_entry_t *, n_idx);
memset(lenv.entries, 0, n_idx * sizeof(lenv.entries[0]));
+ lenv.irg = irg;
lenv.l_mtp = NULL;
lenv.flags = 0;
lenv.proj_2_block = pmap_create();
ent = get_irg_entity(irg);
mtp = get_entity_type(ent);
- if (mtp_must_to_lowered(mtp, &lenv)) {
+ if (mtp_must_be_lowered(mtp, &lenv)) {
ir_type *ltp = lower_mtp(mtp, &lenv);
lenv.flags |= MUST_BE_LOWERED;
set_entity_type(ent, ltp);
lenv.l_mtp = ltp;
lenv.value_param_tp = get_method_value_param_type(mtp);
- } /* if */
+ }
/* first step: link all nodes and allocate data */
irg_walk_graph(irg, firm_clear_node_and_phi_links, prepare_links_and_handle_rotl, &lenv);
/* last step: all waiting nodes */
DB((dbg, LEVEL_1, "finishing waiting nodes:\n"));
- current_ir_graph = irg;
while (! pdeq_empty(lenv.waitq)) {
ir_node *node = pdeq_getl(lenv.waitq);
lower_ops(node, &lenv);
- } /* while */
+ }
ir_free_resources(irg, IR_RESOURCE_PHI_LIST | IR_RESOURCE_IRN_LINK);
set_irg_doms_inconsistent(irg);
set_irg_extblk_inconsistent(irg);
set_irg_loopinfo_inconsistent(irg);
- } /* if */
+ }
} else {
ir_free_resources(irg, IR_RESOURCE_PHI_LIST | IR_RESOURCE_IRN_LINK);
- } /* if */
+ }
pmap_destroy(lenv.proj_2_block);
DEL_ARR_F(lenv.entries);
obstack_free(&lenv.obst, NULL);
- } /* for */
+ }
del_pdeq(lenv.waitq);
- current_ir_graph = rem;
-} /* lower_dw_ops */
-
-struct pass_t {
- ir_prog_pass_t pass;
- const lwrdw_param_t *param;
-};
-
-/**
- * Creates a wrapper around lower_dw_ops().
- */
-static int pass_wrapper(ir_prog *irp, void *context)
-{
- struct pass_t *pass = context;
-
- (void)irp;
- lower_dw_ops(pass->param);
- return 0;
}
-ir_prog_pass_t *lower_dw_ops_pass(const char *name, const lwrdw_param_t *param) {
- struct pass_t *pass = XMALLOCZ(struct pass_t);
-
- pass->param = param;
- return def_prog_pass_constructor(
- &pass->pass, name ? name : "lower_dw", pass_wrapper);
-} /* lower_dw_ops_pass */
-
/* Default implementation. */
ir_entity *def_create_intrinsic_fkt(ir_type *method, const ir_op *op,
const ir_mode *imode, const ir_mode *omode,
} else {
snprintf(buf, sizeof(buf), "__l%s%s%s", get_op_name(op),
get_mode_name(imode), get_mode_name(omode));
- } /* if */
+ }
id = new_id_from_str(buf);
ent = new_entity(get_glob_type(), id, method);
set_entity_ld_ident(ent, get_entity_ident(ent));
- set_entity_visibility(ent, visibility_external_allocated);
return ent;
-} /* def_create_intrinsic_fkt */
+}