#include "set.h"
#include "pmap.h"
#include "pdeq.h"
+#include "irdump.h"
-/** A map from ir_op to Intrinsic functions entities. */
+/** 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;
+/** A map from (imode, omode) to conv function types. */
+static set *conv_types;
+
/** A map from a method type to its lowered type. */
static pmap *lowered_type;
/** The types for the binop and unop intrinsics. */
-static ir_type *binop_tp_u, *binop_tp_s, *unop_tp_u, *unop_tp_s, *tp_s, *tp_u;
+static ir_type *binop_tp_u, *binop_tp_s, *unop_tp_u, *unop_tp_s, *shiftop_tp_u, *shiftop_tp_s, *tp_s, *tp_u;
/** the debug handle */
DEBUG_ONLY(static firm_dbg_module_t *dbg = NULL;)
/**
- * An entry in the (op, mode) -> entity map.
+ * An entry in the (op, imode, omode) -> entity map.
*/
typedef struct _op_mode_entry {
const ir_op *op; /**< the op */
- const ir_mode *mode; /**< the mode */
- entity *ent; /**< the associated entity of this (op, mode) pair */
+ const ir_mode *imode; /**< the input mode */
+ const ir_mode *omode; /**< the output mode */
+ entity *ent; /**< the associated entity of this (op, imode, omode) triple */
} op_mode_entry_t;
+/**
+ * An entry in the (imode, omode) -> tp map.
+ */
+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 */
+} conv_tp_entry_t;
+
/**
* Every double word node will be replaced,
* we need some store to hold the replacement:
typedef struct _lower_env_t {
node_entry_t **entries; /**< entries per node */
struct obstack obst; /**< an obstack holding the temporary data */
- tarval *tv_mode_bytes; /**< a tarval containing the number of bits in the lowered modes */
+ 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 */
const lwrdw_param_t *params; /**< transformation parameter */
int n_entries; /**< number of entries */
} 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) {
+ conv_tp_entry_t key, *entry;
+ ir_type *mtd;
+
+ key.imode = imode;
+ key.omode = omode;
+ key.mtd = NULL;
+
+ 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)
+ n_param = 2;
+ if (omode == env->params->high_signed || omode == env->params->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);
+
+ /* set param types and result types */
+ n_param = 0;
+ if (imode == env->params->high_signed) {
+ set_method_param_type(mtd, n_param++, tp_s);
+ set_method_param_type(mtd, n_param++, tp_s);
+ }
+ else if (imode == env->params->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);
+ set_method_param_type(mtd, n_param++, tp);
+ }
+
+ n_res = 0;
+ if (omode == env->params->high_signed) {
+ set_method_res_type(mtd, n_res++, tp_s);
+ set_method_res_type(mtd, n_res++, tp_s);
+ }
+ else if (omode == env->params->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);
+ set_method_res_type(mtd, n_res++, tp);
+ }
+
+ entry->mtd = mtd;
+ }
+ else
+ mtd = entry->mtd;
+ return mtd;
+} /* get_conv_type */
+
/**
* Add an additional control flow input to a block.
* Patch all Phi nodes. The new Phi inputs are copied from
in[i] = in[nr];
set_irn_in(phi, i + 1, in);
}
-}
+} /* add_block_cf_input_nr */
/**
* Add an additional control flow input to a block.
}
assert(i < arity);
add_block_cf_input_nr(block, nr, cf);
-}
+} /* add_block_cf_input */
/**
* Return the "operational" mode of a Firm node.
default:
return get_irn_mode(node);
}
-}
+} /* get_irn_op_mode */
/**
- * walker, prepare the node links
+ * Walker, prepare the node links.
*/
static void prepare_links(ir_node *node, void *env)
{
pmap_insert(lenv->proj_2_block, pred, node);
}
}
-}
+} /* prepare_links */
/**
* Translate a Constant: create two.
dbg_info *dbg = get_irn_dbg_info(node);
ir_node *block = get_nodes_block(node);
int idx;
+ ir_graph *irg = current_ir_graph;
tv = get_Const_tarval(node);
tv_l = tarval_convert_to(tv, mode);
- low = new_rd_Const(dbg, current_ir_graph, block, mode, tv_l);
+ low = new_rd_Const(dbg, irg, block, mode, tv_l);
- tv_h = tarval_convert_to(tarval_shrs(tv, env->tv_mode_bytes), mode);
- high = new_rd_Const(dbg, current_ir_graph, block, mode, tv_h);
+ tv_h = tarval_convert_to(tarval_shrs(tv, env->tv_mode_bits), mode);
+ high = new_rd_Const(dbg, irg, block, mode, tv_h);
idx = get_irn_idx(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.
* out new nodes. */
mark_irn_visited(proj);
}
-}
+} /* lower_Load */
/**
* Translate a Store: create two.
* out new nodes. */
mark_irn_visited(proj);
}
-}
+} /* lower_Store */
/**
* Return a node containing the address of the intrinsic emulation function.
+ *
+ * @param method the method type of the emulation function
+ * @param op the emulated ir_op
+ * @param imode the input mode of the emulated opcode
+ * @param omode the output mode of the emulated opcode
+ * @param block where the new mode is created
+ * @param env the lower environment
*/
-static ir_node *get_intrinsic_address(ir_type *method, ir_op *op, ir_mode *mode, ir_node *block, lower_env_t *env) {
+static ir_node *get_intrinsic_address(ir_type *method, ir_op *op,
+ ir_mode *imode, ir_mode *omode,
+ ir_node *block, lower_env_t *env) {
symconst_symbol sym;
entity *ent;
op_mode_entry_t key, *entry;
- key.op = op;
- key.mode = mode;
- key.ent = NULL;
+ key.op = op;
+ key.imode = imode;
+ key.omode = omode;
+ key.ent = NULL;
- entry = set_insert(intrinsic_fkt, &key, sizeof(key), HASH_PTR(op) ^ HASH_PTR(mode));
+ entry = set_insert(intrinsic_fkt, &key, sizeof(key),
+ HASH_PTR(op) ^ HASH_PTR(imode) ^ (HASH_PTR(omode) << 8));
if (! entry->ent) {
/* create a new one */
- ent = env->params->create_intrinsic(method, op, mode, env->params->ctx);
+ ent = env->params->create_intrinsic(method, op, imode, omode, env->params->ctx);
assert(ent && "Intrinsic creator must return an entity");
entry->ent = ent;
sym.entity_p = ent;
return new_r_SymConst(current_ir_graph, block, sym, symconst_addr_ent);
-}
+} /* get_intrinsic_address */
/**
* Translate a Div.
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;
+ ir_graph *irg;
node_entry_t *entry;
irn = get_Div_left(node);
in[2] = entry->low_word;
in[3] = entry->high_word;
- dbg = get_irn_dbg_info(node);
+ dbg = get_irn_dbg_info(node);
block = get_nodes_block(node);
+ irg = current_ir_graph;
mtp = mode_is_signed(mode) ? binop_tp_s : binop_tp_u;
- irn = get_intrinsic_address(mtp, get_irn_op(node), get_irn_op_mode(node), block, env);
- call = new_rd_Call(dbg, current_ir_graph, block, get_Div_mem(node),
+ opmode = get_irn_op_mode(node);
+ irn = get_intrinsic_address(mtp, get_irn_op(node), opmode, opmode, block, env);
+ call = new_rd_Call(dbg, irg, block, get_Div_mem(node),
irn, 4, in, mtp);
set_irn_pinned(call, get_irn_pinned(node));
- irn = new_r_Proj(current_ir_graph, block, call, mode_T, pn_Call_T_result);
+ irn = new_r_Proj(irg, block, call, mode_T, pn_Call_T_result);
for (proj = get_irn_link(node); proj; proj = get_irn_link(proj)) {
switch (get_Proj_proj(proj)) {
* out new nodes. */
mark_irn_visited(proj);
}
-}
+} /* lower_Div */
/**
* Translate a Mod.
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;
+ ir_graph *irg;
node_entry_t *entry;
irn = get_Mod_left(node);
in[2] = entry->low_word;
in[3] = entry->high_word;
- dbg = get_irn_dbg_info(node);
+ dbg = get_irn_dbg_info(node);
block = get_nodes_block(node);
+ irg = current_ir_graph;
mtp = mode_is_signed(mode) ? binop_tp_s : binop_tp_u;
- irn = get_intrinsic_address(mtp, get_irn_op(node), get_irn_op_mode(node), block, env);
- call = new_rd_Call(dbg, current_ir_graph, block, get_Mod_mem(node),
+ opmode = get_irn_op_mode(node);
+ irn = get_intrinsic_address(mtp, get_irn_op(node), opmode, opmode, block, env);
+ call = new_rd_Call(dbg, irg, block, get_Mod_mem(node),
irn, 4, in, mtp);
set_irn_pinned(call, get_irn_pinned(node));
- irn = new_r_Proj(current_ir_graph, block, call, mode_T, pn_Call_T_result);
+ irn = new_r_Proj(irg, block, 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(current_ir_graph, block, irn, mode, 0);
- env->entries[idx]->high_word = new_r_Proj(current_ir_graph, block, irn, mode, 1);
+ env->entries[idx]->low_word = new_r_Proj(irg, block, irn, mode, 0);
+ env->entries[idx]->high_word = new_r_Proj(irg, block, irn, mode, 1);
break;
default:
assert(0 && "unexpected Proj number");
* out new nodes. */
mark_irn_visited(proj);
}
-}
+} /* lower_Mod */
/**
* Translate a DivMod.
static void lower_DivMod(ir_node *node, ir_mode *mode, lower_env_t *env) {
ir_node *block, *proj, *irn, *mem, *callDiv, *callMod, *resDiv, *resMod;
ir_node *in[4];
+ ir_mode *opmode;
dbg_info *dbg;
ir_type *mtp;
int idx;
node_entry_t *entry;
unsigned flags = 0;
+ ir_graph *irg;
/* check if both results are needed */
for (proj = get_irn_link(node); proj; proj = get_irn_link(proj)) {
in[2] = entry->low_word;
in[3] = entry->high_word;
- dbg = get_irn_dbg_info(node);
+ dbg = get_irn_dbg_info(node);
block = get_nodes_block(node);
+ irg = current_ir_graph;
mem = get_DivMod_mem(node);
callDiv = callMod = NULL;
mtp = mode_is_signed(mode) ? binop_tp_s : binop_tp_u;
if (flags & 1) {
- irn = get_intrinsic_address(mtp, op_Div, get_irn_op_mode(node), block, env);
- callDiv = new_rd_Call(dbg, current_ir_graph, block, mem,
+ opmode = get_irn_op_mode(node);
+ irn = get_intrinsic_address(mtp, op_Div, opmode, opmode, block, env);
+ callDiv = new_rd_Call(dbg, irg, block, mem,
irn, 4, in, mtp);
set_irn_pinned(callDiv, get_irn_pinned(node));
- resDiv = new_r_Proj(current_ir_graph, block, callDiv, mode_T, pn_Call_T_result);
+ resDiv = new_r_Proj(irg, block, callDiv, mode_T, pn_Call_T_result);
}
if (flags & 2) {
if (flags & 1)
- mem = new_r_Proj(current_ir_graph, block, callDiv, mode_M, pn_Call_M);
- irn = get_intrinsic_address(mtp, op_Mod, get_irn_op_mode(node), block, env);
- callMod = new_rd_Call(dbg, current_ir_graph, block, mem,
+ mem = new_r_Proj(irg, block, callDiv, mode_M, pn_Call_M);
+ opmode = get_irn_op_mode(node);
+ irn = get_intrinsic_address(mtp, op_Mod, opmode, opmode, block, env);
+ callMod = new_rd_Call(dbg, irg, block, mem,
irn, 4, in, mtp);
set_irn_pinned(callMod, get_irn_pinned(node));
- resMod = new_r_Proj(current_ir_graph, block, callMod, mode_T, pn_Call_T_result);
+ resMod = new_r_Proj(irg, block, callMod, mode_T, pn_Call_T_result);
}
for (proj = get_irn_link(node); proj; proj = get_irn_link(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(current_ir_graph, block, resDiv, mode, 0);
- env->entries[idx]->high_word = new_r_Proj(current_ir_graph, block, resDiv, mode, 1);
+ env->entries[idx]->low_word = new_r_Proj(irg, block, resDiv, mode, 0);
+ env->entries[idx]->high_word = new_r_Proj(irg, block, 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(current_ir_graph, block, resMod, mode, 0);
- env->entries[idx]->high_word = new_r_Proj(current_ir_graph, block, resMod, mode, 1);
+ env->entries[idx]->low_word = new_r_Proj(irg, block, resMod, mode, 0);
+ env->entries[idx]->high_word = new_r_Proj(irg, block, resMod, mode, 1);
break;
default:
assert(0 && "unexpected Proj number");
* out new nodes. */
mark_irn_visited(proj);
}
-}
+} /* lower_DivMod */
/**
* Translate a Binop.
dbg_info *dbg;
ir_type *mtp;
int idx;
+ ir_graph *irg;
node_entry_t *entry;
irn = get_binop_left(node);
in[2] = entry->low_word;
in[3] = entry->high_word;
- dbg = get_irn_dbg_info(node);
+ dbg = get_irn_dbg_info(node);
block = get_nodes_block(node);
+ irg = current_ir_graph;
mtp = mode_is_signed(mode) ? binop_tp_s : binop_tp_u;
- irn = get_intrinsic_address(mtp, get_irn_op(node), get_irn_mode(node), block, env);
- irn = new_rd_Call(dbg, current_ir_graph, block, get_irg_no_mem(current_ir_graph),
+ irn = get_intrinsic_address(mtp, get_irn_op(node), mode, mode, block, env);
+ irn = new_rd_Call(dbg, irg, block, get_irg_no_mem(current_ir_graph),
irn, 4, in, mtp);
set_irn_pinned(irn, get_irn_pinned(node));
- irn = new_r_Proj(current_ir_graph, block, irn, mode_T, pn_Call_T_result);
+ irn = new_r_Proj(irg, block, 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(current_ir_graph, block, irn, mode, 0);
- env->entries[idx]->high_word = new_r_Proj(current_ir_graph, block, irn, mode, 1);
-}
+ env->entries[idx]->low_word = new_r_Proj(irg, block, irn, mode, 0);
+ env->entries[idx]->high_word = new_r_Proj(irg, block, irn, mode, 1);
+} /* lower_Binop */
+
+/**
+ * Translate a Shiftop.
+ *
+ * Create an intrinsic Call.
+ */
+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;
+ ir_graph *irg;
+ node_entry_t *entry;
+
+ irn = get_binop_left(node);
+ entry = env->entries[get_irn_idx(irn)];
+ assert(entry);
+
+ if (! entry->low_word) {
+ /* not ready yet, wait */
+ pdeq_putr(env->waitq, node);
+ return;
+ }
+
+ 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);
+
+ dbg = get_irn_dbg_info(node);
+ block = get_nodes_block(node);
+ irg = current_ir_graph;
+
+ mtp = mode_is_signed(mode) ? shiftop_tp_s : shiftop_tp_u;
+ irn = get_intrinsic_address(mtp, get_irn_op(node), mode, mode, block, env);
+ irn = new_rd_Call(dbg, irg, block, get_irg_no_mem(current_ir_graph),
+ irn, 3, in, mtp);
+ set_irn_pinned(irn, get_irn_pinned(node));
+ irn = new_r_Proj(irg, block, 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(irg, block, irn, mode, 0);
+ env->entries[idx]->high_word = new_r_Proj(irg, block, irn, mode, 1);
+} /* lower_Shiftop */
+
+/**
+ * Translate a Shr and handle special cases.
+ */
+static void lower_Shr(ir_node *node, ir_mode *mode, lower_env_t *env) {
+ 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) >= get_mode_size_bits(mode)) {
+ ir_node *block = get_nodes_block(node);
+ ir_node *left = get_Shr_left(node);
+ ir_node *c;
+ long shf_cnt = get_tarval_long(tv) - get_mode_size_bits(mode);
+ int idx = get_irn_idx(left);
+
+ left = env->entries[idx]->high_word;
+ idx = get_irn_idx(node);
+
+ if (shf_cnt > 0) {
+ c = new_r_Const_long(irg, block, mode_Iu, shf_cnt);
+ env->entries[idx]->low_word = new_r_Shr(irg, block, left, c, mode);
+ }
+ else
+ env->entries[idx]->low_word = left;
+ env->entries[idx]->high_word = new_r_Const(irg, block, mode, get_mode_null(mode));
+
+ return;
+ }
+ }
+ 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) {
+ 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);
+
+ if (tarval_is_long(tv) &&
+ get_tarval_long(tv) >= get_mode_size_bits(mode)) {
+ ir_node *block = get_nodes_block(node);
+ 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);
+
+ left = env->entries[idx]->low_word;
+ idx = get_irn_idx(node);
+
+ if (shf_cnt > 0) {
+ c = new_r_Const_long(irg, block, mode_Iu, shf_cnt);
+ env->entries[idx]->high_word = new_r_Shl(irg, block, left, c, mode);
+ }
+ else
+ env->entries[idx]->high_word = left;
+ env->entries[idx]->low_word = new_r_Const(irg, block, mode, get_mode_null(mode));
+
+ return;
+ }
+ }
+ 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) {
+ 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) >= 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);
+ ir_node *c;
+ int idx = get_irn_idx(left);
+
+ left = env->entries[idx]->high_word;
+ idx = get_irn_idx(node);
+
+ if (shf_cnt > 0) {
+ c = new_r_Const_long(irg, block, mode_Iu, shf_cnt);
+ env->entries[idx]->low_word = new_r_Shrs(irg, block, left, c, mode);
+ }
+ else
+ env->entries[idx]->low_word = left;
+
+ c = new_r_Const_long(irg, block, mode_Iu, get_mode_size_bits(mode) - 1);
+ env->entries[idx]->high_word = new_r_Shrs(irg, block, left, c, mode);
+
+ return;
+ }
+ }
+ lower_Shiftop(node, mode, env);
+} /* lower_Shrs */
+
+/**
+ * Translate a Rot and handle special cases.
+ */
+static void lower_Rot(ir_node *node, ir_mode *mode, lower_env_t *env) {
+ ir_node *right = get_Rot_right(node);
+
+ 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) == get_mode_size_bits(mode)) {
+ ir_node *left = get_Rot_left(node);
+ ir_node *h, *l;
+ int idx = get_irn_idx(left);
+
+ l = env->entries[idx]->low_word;
+ h = env->entries[idx]->high_word;
+ idx = get_irn_idx(node);
+
+ env->entries[idx]->low_word = h;
+ env->entries[idx]->high_word = l;
+
+ return;
+ }
+ }
+ lower_Shiftop(node, mode, env);
+} /* lower_Rot */
/**
* Translate an Unop.
dbg_info *dbg;
ir_type *mtp;
int idx;
+ ir_graph *irg;
node_entry_t *entry;
irn = get_unop_op(node);
in[0] = entry->low_word;
in[1] = entry->high_word;
- dbg = get_irn_dbg_info(node);
+ dbg = get_irn_dbg_info(node);
block = get_nodes_block(node);
+ irg = current_ir_graph;
mtp = mode_is_signed(mode) ? unop_tp_s : unop_tp_u;
- irn = get_intrinsic_address(mtp, get_irn_op(node), get_irn_mode(node), block, env);
- irn = new_rd_Call(dbg, current_ir_graph, block, get_irg_no_mem(current_ir_graph),
+ irn = get_intrinsic_address(mtp, get_irn_op(node), mode, mode, block, env);
+ irn = new_rd_Call(dbg, irg, block, get_irg_no_mem(current_ir_graph),
irn, 2, in, mtp);
set_irn_pinned(irn, get_irn_pinned(node));
- irn = new_r_Proj(current_ir_graph, block, irn, mode_T, pn_Call_T_result);
+ irn = new_r_Proj(irg, block, 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(current_ir_graph, block, irn, mode, 0);
- env->entries[idx]->high_word = new_r_Proj(current_ir_graph, block, irn, mode, 1);
-}
+ env->entries[idx]->low_word = new_r_Proj(irg, block, irn, mode, 0);
+ env->entries[idx]->high_word = new_r_Proj(irg, block, irn, mode, 1);
+} /* lower_Unop */
/**
* Translate a logical Binop.
ir_node *lop_l, *lop_h, *rop_l, *rop_h;
dbg_info *dbg;
int idx;
+ ir_graph *irg;
node_entry_t *entry;
irn = get_binop_left(node);
idx = get_irn_idx(node);
assert(idx < env->n_entries);
- env->entries[idx]->low_word = constr_rd(dbg, current_ir_graph, block, lop_l, rop_l, mode);
- env->entries[idx]->high_word = constr_rd(dbg, current_ir_graph, block, lop_h, rop_h, mode);
-}
+ irg = current_ir_graph;
+ env->entries[idx]->low_word = constr_rd(dbg, irg, block, lop_l, rop_l, mode);
+ env->entries[idx]->high_word = constr_rd(dbg, irg, block, lop_h, rop_h, mode);
+} /* lower_Binop_logical */
+/** create a logical operation tranformation */
#define lower_logical(op) \
static void lower_##op(ir_node *node, ir_mode *mode, lower_env_t *env) { \
lower_Binop_logical(node, mode, env, new_rd_##op); \
ir_node *op_l, *op_h;
dbg_info *dbg;
int idx;
+ ir_graph *irg;
node_entry_t *entry;
irn = get_Not_op(node);
op_l = entry->low_word;
op_h = entry->high_word;
- dbg = get_irn_dbg_info(node);
+ dbg = get_irn_dbg_info(node);
block = get_nodes_block(node);
+ irg = current_ir_graph;
idx = get_irn_idx(node);
assert(idx < env->n_entries);
env->entries[idx]->low_word = new_rd_Not(dbg, current_ir_graph, block, op_l, mode);
env->entries[idx]->high_word = new_rd_Not(dbg, current_ir_graph, block, op_h, mode);
-}
+} /* lower_Not */
/**
* Translate a Cond.
set_Cond_selector(node, env->entries[idx]->low_word);
}
}
-}
+} /* 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 *mode = get_irn_mode(op);
-
- if (mode_is_int(mode) || mode_is_reference(mode)) {
- ir_node *block = get_nodes_block(node);
- dbg_info *dbg = get_irn_dbg_info(node);
- int idx = get_irn_idx(node);
- ir_graph *irg = current_ir_graph;
- ir_mode *dst_mode = env->params->low_signed;
+ ir_node *op = get_Conv_op(node);
+ ir_mode *imode = get_irn_mode(op);
+ ir_mode *dst_mode = 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);
+ assert(idx < env->n_entries);
+ if (mode_is_int(imode) || mode_is_reference(imode)) {
/* simple case: create a high word */
- if (mode != dst_mode)
+ if (imode != dst_mode)
op = new_rd_Conv(dbg, irg, block, op, dst_mode);
env->entries[idx]->low_word = op;
new_Const_long(mode_Iu, get_mode_size_bits(dst_mode) - 1), dst_mode);
}
else {
- assert(0);
+ 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, block, env);
+ call = new_rd_Call(dbg, irg, block, get_irg_no_mem(irg), irn, 1, &op, mtp);
+ set_irn_pinned(call, get_irn_pinned(node));
+ irn = new_r_Proj(irg, block, call, mode_T, pn_Call_T_result);
+
+ env->entries[idx]->low_word = new_r_Proj(irg, block, irn, dst_mode, 0);
+ env->entries[idx]->high_word = new_r_Proj(irg, block, irn, dst_mode, 1);
}
-}
+} /* 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 *mode = get_irn_mode(op);
-
- if (mode_is_int(mode) || mode_is_reference(mode)) {
- ir_node *block = get_nodes_block(node);
- dbg_info *dbg = get_irn_dbg_info(node);
- int idx = get_irn_idx(node);
- ir_graph *irg = current_ir_graph;
- ir_mode *dst_mode = env->params->low_unsigned;
+ 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);
- assert(idx < env->n_entries);
+ assert(idx < env->n_entries);
+ if (mode_is_int(imode) || mode_is_reference(imode)) {
/* simple case: create a high word */
- if (mode != env->params->low_unsigned)
+ if (imode != dst_mode)
op = new_rd_Conv(dbg, irg, block, op, dst_mode);
env->entries[idx]->low_word = op;
env->entries[idx]->high_word = new_Const(dst_mode, get_mode_null(dst_mode));
}
else {
- assert(0);
+ ir_node *irn, *call;
+ ir_mode *omode = env->params->high_unsigned;
+ ir_type *mtp = get_conv_type(imode, omode, env);
+
+ irn = get_intrinsic_address(mtp, get_irn_op(node), imode, omode, block, env);
+ call = new_rd_Call(dbg, irg, block, get_irg_no_mem(irg), irn, 1, &op, mtp);
+ set_irn_pinned(call, get_irn_pinned(node));
+ irn = new_r_Proj(irg, block, call, mode_T, pn_Call_T_result);
+
+ env->entries[idx]->low_word = new_r_Proj(irg, block, irn, dst_mode, 0);
+ env->entries[idx]->high_word = new_r_Proj(irg, block, irn, dst_mode, 1);
}
-}
+} /* 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 *mode = get_irn_mode(node);
+ 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;
- if (mode_is_int(mode) || mode_is_reference(mode)) {
- 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);
- assert(idx < env->n_entries);
+ if (mode_is_int(omode) || mode_is_reference(omode)) {
op = env->entries[idx]->low_word;
/* simple case: create a high word */
- if (mode != env->params->low_signed)
- op = new_rd_Conv(dbg, irg, block, op, mode);
+ if (omode != env->params->low_signed)
+ op = new_rd_Conv(dbg, irg, block, op, omode);
set_Conv_op(node, op);
}
else {
- assert(0);
+ 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, block, env);
+ in[0] = env->entries[idx]->low_word;
+ in[1] = env->entries[idx]->high_word;
+
+ call = new_rd_Call(dbg, irg, block, get_irg_no_mem(irg), irn, 2, in, mtp);
+ set_irn_pinned(call, get_irn_pinned(node));
+ irn = new_r_Proj(irg, block, call, mode_T, pn_Call_T_result);
+
+ exchange(node, new_r_Proj(irg, block, irn, omode, 0));
}
-}
+} /* lower_Conv_from_Ls */
/**
* 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 *mode = get_irn_mode(node);
+ 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;
- if (mode_is_int(mode) || mode_is_reference(mode)) {
- 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);
- assert(idx < env->n_entries);
+ if (mode_is_int(omode) || mode_is_reference(omode)) {
op = env->entries[idx]->low_word;
/* simple case: create a high word */
- if (mode != env->params->low_unsigned)
- op = new_rd_Conv(dbg, irg, block, op, mode);
+ if (omode != env->params->low_unsigned)
+ op = new_rd_Conv(dbg, irg, block, op, omode);
set_Conv_op(node, op);
}
else {
- assert(0);
+ ir_node *irn, *call, *in[2];
+ ir_mode *imode = env->params->high_unsigned;
+ ir_type *mtp = get_conv_type(imode, omode, env);
+
+ irn = get_intrinsic_address(mtp, get_irn_op(node), imode, omode, block, env);
+ in[0] = env->entries[idx]->low_word;
+ in[1] = env->entries[idx]->high_word;
+
+ call = new_rd_Call(dbg, irg, block, get_irg_no_mem(irg), irn, 2, in, mtp);
+ set_irn_pinned(call, get_irn_pinned(node));
+ irn = new_r_Proj(irg, block, call, mode_T, pn_Call_T_result);
+
+ exchange(node, new_r_Proj(irg, block, irn, omode, 0));
}
-}
+} /* lower_Conv_from_Lu */
/**
* Translate a Conv.
lower_Conv_from_Lu(node, env);
}
}
-}
+} /* lower_Conv */
/**
* Lower the method type.
else
set_method_param_type(res, n_param++, tp);
}
+ else
+ set_method_param_type(res, n_param++, tp);
}
for (i = n_res = 0; i < r; ++i) {
ir_type *tp = get_method_res_type(mtp, i);
else
set_method_res_type(res, n_res++, tp);
}
+ else
+ set_method_res_type(res, n_res++, tp);
}
set_lowered_type(mtp, res);
pmap_insert(lowered_type, mtp, res);
else
res = entry->value;
return res;
-}
+} /* lower_mtp */
/**
* Translate a Return.
}
set_irn_in(node, j+1, in);
-}
+} /* lower_Return */
/**
* Translate the parameters.
if (mode == env->params->high_signed)
mode = env->params->low_signed;
else
- mode = env->params->high_signed;
+ mode = env->params->low_unsigned;
dbg = get_irn_dbg_info(proj);
env->entries[idx]->low_word =
}
}
set_optimize(rem);
-}
+} /* lower_Start */
/**
* Translate a Call.
ir_mode *mode = get_irn_mode(proj);
dbg_info *dbg;
- if (mode = env->params->high_signed)
+ if (mode == env->params->high_signed)
mode = env->params->low_signed;
else
mode = env->params->low_unsigned;
}
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);
+ ir_graph *irg = current_ir_graph;
env->entries[idx]->low_word =
- env->entries[idx]->high_word = new_r_Unknown(current_ir_graph, 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_graph *irg = current_ir_graph;
ir_node *block, *unk;
ir_node **inl, **inh;
dbg_info *dbg;
if (env->entries[idx]->low_word) {
set_Phi_pred(phil, i, env->entries[idx]->low_word);
- set_Phi_pred(phil, i, env->entries[idx]->high_word);
+ set_Phi_pred(phih, i, env->entries[idx]->high_word);
}
else {
/* still not ready */
/* first create a new in array */
NEW_ARR_A(ir_node *, inl, arity);
NEW_ARR_A(ir_node *, inh, arity);
- unk = new_r_Unknown(current_ir_graph, mode);
+ unk = new_r_Unknown(irg, mode);
for (i = 0; i < arity; ++i) {
ir_node *pred = get_Phi_pred(phi, i);
idx = get_irn_idx(phi);
assert(idx < env->n_entries);
- env->entries[idx]->low_word = new_rd_Phi(dbg, current_ir_graph, block, arity, inl, mode);
- env->entries[idx]->high_word = new_rd_Phi(dbg, current_ir_graph, block, arity, inh, mode);
+ env->entries[idx]->low_word = new_rd_Phi(dbg, irg, block, arity, inl, mode);
+ env->entries[idx]->high_word = new_rd_Phi(dbg, irg, block, arity, inh, mode);
if (enq) {
/* not yet finished */
pdeq_putr(env->waitq, phi);
}
-}
+} /* lower_Phi */
/**
* check for opcodes that must always be lowered.
default:
return 0;
}
-}
+} /* always_lower */
/** The type of a lower function. */
typedef void (*lower_func)(ir_node *node, ir_mode *mode, lower_env_t *env);
/**
- * lower a node.
+ * Lower a node.
*/
static void lower_ops(ir_node *node, void *env)
{
func(node, mode, lenv);
}
}
-}
+} /* lower_ops */
#define IDENT(s) new_id_from_chars(s, sizeof(s)-1)
const op_mode_entry_t *e1 = elt;
const op_mode_entry_t *e2 = key;
- return (e1->op - e2->op) | (e1->mode - e2->mode);
-}
+ 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) {
+ const conv_tp_entry_t *e1 = elt;
+ const conv_tp_entry_t *e2 = key;
+
+ return (e1->imode - e2->imode) | (e1->omode - e2->omode);
+} /*
+static int cmp_conv_tp */
/*
* Do the lowering.
{
lower_env_t lenv;
int i;
+ ir_graph *rem;
if (! param)
return;
return;
FIRM_DBG_REGISTER(dbg, "firm.lower.dw");
- firm_dbg_set_mask(dbg, SET_LEVEL_2);
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));
+ if (! prim_types)
+ prim_types = pmap_create();
if (! intrinsic_fkt)
intrinsic_fkt = new_set(cmp_op_mode, iro_MaxOpcode);
+ if (! conv_types)
+ conv_types = new_set(cmp_conv_tp, 16);
if (! lowered_type)
lowered_type = pmap_create();
if (! tp_u)
- tp_u = new_type_primitive(IDENT("_i_uint"), param->low_unsigned);
+ tp_u = get_primitive_type(param->low_unsigned);
if (! tp_s)
- tp_s = new_type_primitive(IDENT("_i_int"), param->low_signed);
+ tp_s = get_primitive_type(param->low_signed);
+
if (! binop_tp_u) {
binop_tp_u = new_type_method(IDENT("binop_u_intrinsic"), 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_res_type(binop_tp_s, 0, tp_s);
set_method_res_type(binop_tp_s, 1, tp_s);
}
+ if (! shiftop_tp_u) {
+ shiftop_tp_u = new_type_method(IDENT("shiftop_u_intrinsic"), 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 (! shiftop_tp_s) {
+ shiftop_tp_s = new_type_method(IDENT("shiftop_s_intrinsic"), 3, 2);
+ set_method_param_type(shiftop_tp_s, 0, tp_s);
+ set_method_param_type(shiftop_tp_s, 1, tp_s);
+ /* beware: shift count is always mode_Iu */
+ set_method_param_type(shiftop_tp_s, 2, tp_u);
+ set_method_res_type(shiftop_tp_s, 0, tp_s);
+ set_method_res_type(shiftop_tp_s, 1, tp_s);
+ }
if (! unop_tp_u) {
unop_tp_u = new_type_method(IDENT("unop_u_intrinsic"), 2, 2);
set_method_param_type(unop_tp_u, 0, tp_u);
}
lenv.tv_mode_bytes = new_tarval_from_long(get_mode_size_bytes(param->low_unsigned), mode_Iu);
+ lenv.tv_mode_bits = new_tarval_from_long(get_mode_size_bits(param->low_unsigned), mode_Iu);
lenv.waitq = new_pdeq();
lenv.params = param;
LOWER_BIN(Add);
LOWER_BIN(Sub);
LOWER_BIN(Mul);
- LOWER_BIN(Shl);
- LOWER_BIN(Shr);
- LOWER_BIN(Shrs);
- LOWER_BIN(Rot);
+ LOWER(Shl);
+ LOWER(Shr);
+ LOWER(Shrs);
+ LOWER(Rot);
LOWER_UN(Minus);
LOWER(DivMod);
LOWER(Div);
#undef LOWER2
/* transform all graphs */
+ rem = current_ir_graph;
for (i = get_irp_n_irgs() - 1; i >= 0; --i) {
ir_graph *irg = get_irp_irg(i);
int n_idx;
/* 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);
if (lenv.flags & CF_CHANGED) {
/* control flow changed, dominance info is invalid */
set_irg_doms_inconsistent(irg);
+ set_irg_extblk_inconsistent(irg);
+ set_irg_loopinfo_inconsistent(irg);
}
dump_ir_block_graph(irg, "-dw");
obstack_free(&lenv.obst, NULL);
}
del_pdeq(lenv.waitq);
-}
+ current_ir_graph = rem;
+} /* lower_dw_ops */
/* Default implementation. */
-entity *def_create_intrinsic_fkt(ir_type *method, const ir_op *op, const ir_mode *mode, void *context)
+entity *def_create_intrinsic_fkt(ir_type *method, const ir_op *op,
+ const ir_mode *imode, const ir_mode *omode,
+ void *context)
{
char buf[64];
ident *id;
+ entity *ent;
- snprintf(buf, sizeof(buf), "__l%s%s", get_op_name(op), get_mode_name(mode));
+ if (imode == omode)
+ snprintf(buf, sizeof(buf), "__l%s%s", get_op_name(op), get_mode_name(imode));
+ else
+ snprintf(buf, sizeof(buf), "__l%s%s%s", get_op_name(op),
+ get_mode_name(imode), get_mode_name(omode));
id = new_id_from_str(buf);
- return new_entity(get_glob_type(), id, method);
-}
+ 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 */
projects / libfirm / blobdiff