#include "../besched.h"
#include "../beabi.h"
-#include "bearch_ia32_t.h"
+#include "../arch/archop.h" /* we need this for Min and Max nodes */
+#include "bearch_ia32_t.h"
#include "ia32_nodes_attr.h"
-#include "../arch/archop.h" /* we need this for Min and Max nodes */
#include "ia32_transform.h"
#include "ia32_new_nodes.h"
#include "ia32_map_regs.h"
#include "ia32_dbg_stat.h"
+#include "ia32_optimize.h"
#include "gen_ia32_regalloc_if.h"
return NULL;
}
-typedef ir_node *set_func_t(dbg_info *db, ir_graph *irg, ir_node *block, ir_node *cmp_a, ir_node *cmp_b, ir_mode *mode);
typedef ir_node *cmov_func_t(dbg_info *db, ir_graph *irg, ir_node *block, ir_node *cmp_a, ir_node *cmp_b, \
ir_node *psi_true, ir_node *psi_default, ir_mode *mode);
cmp_a = gen_sse_conv_int2float(cg, dbg, irg, block, cmp_a, node, mode_D);
cmp_b = gen_sse_conv_int2float(cg, dbg, irg, block, cmp_b, node, mode_D);
- pnc += pn_Cmp_Uo; /* transform integer compare to fp compare */
+ pnc |= 8; /* transform integer compare to fp compare */
}
new_op = new_rd_ia32_xCmp(dbg, irg, block, noreg, noreg, cmp_a, cmp_b, nomem);
SET_IA32_ORIG_NODE(and1, ia32_get_old_node_name(cg, node));
and1 = new_rd_Proj(dbg, irg, block, and1, mode, pn_ia32_xAnd_res);
- and2 = new_rd_ia32_xAndNot(dbg, irg, block, noreg, noreg, psi_default, new_op, nomem);
+ and2 = new_rd_ia32_xAndNot(dbg, irg, block, noreg, noreg, new_op, psi_default, nomem);
set_ia32_am_support(and2, ia32_am_Source);
set_ia32_res_mode(and2, mode);
SET_IA32_ORIG_NODE(and2, ia32_get_old_node_name(cg, node));
}
else {
/* integer psi */
- set_func_t *set_func = NULL;
- cmov_func_t *cmov_func = NULL;
+ construct_binop_func *set_func = NULL;
+ cmov_func_t *cmov_func = NULL;
if (mode_is_float(get_irn_mode(cmp_a))) {
/* 1st case: compare operands are floats */
set_func = new_rd_ia32_vfCmpSet;
cmov_func = new_rd_ia32_vfCmpCMov;
}
+
+ pnc &= 7; /* fp compare -> int compare */
}
else {
/* 2nd case: compare operand are integer too */
- set_func = new_rd_ia32_Set;
- cmov_func = new_rd_ia32_CMov;
+ set_func = new_rd_ia32_CmpSet;
+ cmov_func = new_rd_ia32_CmpCMov;
}
/* create the nodes */
- if (is_ia32_Const_1(psi_true) && is_ia32_Const_0(psi_default)) {
- /* first case for SETcc: default is 0, set to 1 iff condition is true */
- new_op = set_func(dbg, irg, block, cmp_a, cmp_b, mode);
- set_ia32_pncode(new_op, pnc);
- }
- else if (is_ia32_Const_0(psi_true) && is_ia32_Const_1(psi_default)) {
- /* second case for SETcc: default is 1, set to 0 iff condition is true: */
- /* we invert condition and set default to 0 */
- new_op = set_func(dbg, irg, block, cmp_a, cmp_b, mode);
- set_ia32_pncode(new_op, get_negated_pnc(pnc, get_irn_mode(cmp_a)));
+ /* check for special case first: And/Or -- Cmp with 0 -- Psi */
+ if (is_ia32_Const_0(cmp_b) && is_Proj(cmp_a) && (is_ia32_And(get_Proj_pred(cmp_a)) || is_ia32_Or(get_Proj_pred(cmp_a)))) {
+ if (is_ia32_Const_1(psi_true) && is_ia32_Const_0(psi_default)) {
+ /* first case for SETcc: default is 0, set to 1 iff condition is true */
+ new_op = new_rd_ia32_PsiCondSet(dbg, irg, block, cmp_a, mode);
+ set_ia32_pncode(new_op, pnc);
+ }
+ else if (is_ia32_Const_0(psi_true) && is_ia32_Const_1(psi_default)) {
+ /* second case for SETcc: default is 1, set to 0 iff condition is true: */
+ /* we invert condition and set default to 0 */
+ new_op = new_rd_ia32_PsiCondSet(dbg, irg, block, cmp_a, mode);
+ set_ia32_pncode(new_op, get_negated_pnc(pnc, mode));
+ }
+ else {
+ /* otherwise: use CMOVcc */
+ new_op = new_rd_ia32_PsiCondCMov(dbg, irg, block, cmp_a, psi_true, psi_default, mode);
+ set_ia32_pncode(new_op, pnc);
+ }
+
+ SET_IA32_ORIG_NODE(new_op, ia32_get_old_node_name(cg, node));
}
else {
- /* otherwise: use CMOVcc */
- new_op = cmov_func(dbg, irg, block, cmp_a, cmp_b, psi_true, psi_default, mode);
- set_ia32_pncode(new_op, pnc);
+ env->irn = cmp;
+ if (is_ia32_Const_1(psi_true) && is_ia32_Const_0(psi_default)) {
+ /* first case for SETcc: default is 0, set to 1 iff condition is true */
+ new_op = gen_binop(env, cmp_a, cmp_b, set_func);
+ set_ia32_pncode(get_Proj_pred(new_op), pnc);
+ set_ia32_am_support(get_Proj_pred(new_op), ia32_am_Source);
+ }
+ else if (is_ia32_Const_0(psi_true) && is_ia32_Const_1(psi_default)) {
+ /* second case for SETcc: default is 1, set to 0 iff condition is true: */
+ /* we invert condition and set default to 0 */
+ new_op = gen_binop(env, cmp_a, cmp_b, set_func);
+ set_ia32_pncode(get_Proj_pred(new_op), get_negated_pnc(pnc, mode));
+ set_ia32_am_support(get_Proj_pred(new_op), ia32_am_Source);
+ }
+ else {
+ /* otherwise: use CMOVcc */
+ new_op = cmov_func(dbg, irg, block, cmp_a, cmp_b, psi_true, psi_default, mode);
+ set_ia32_pncode(new_op, pnc);
+ SET_IA32_ORIG_NODE(new_op, ia32_get_old_node_name(cg, node));
+ }
}
-
- SET_IA32_ORIG_NODE(new_op, ia32_get_old_node_name(cg, node));
}
return new_op;
entity *ent = be_get_frame_entity(node);
ir_mode *mode = env->mode;
-// /* If the StackParam has only one user -> */
-// /* put it in the Block where the user resides */
-// if (get_irn_n_edges(node) == 1) {
-// env->block = get_nodes_block(get_edge_src_irn(get_irn_out_edge_first(node)));
-// }
+#if 0
+ /* If the StackParam has only one user -> */
+ /* put it in the Block where the user resides */
+ if (get_irn_n_edges(node) == 1) {
+ env->block = get_nodes_block(get_edge_src_irn(get_irn_out_edge_first(node)));
+ }
+#endif
if (mode_is_float(mode)) {
FP_USED(env->cg);
if (! mode_is_float(get_irn_mode(cmp_a))) {
cmp_a = gen_sse_conv_int2float(cg, dbg, irg, block, cmp_a, cmp_a, mode);
cmp_b = gen_sse_conv_int2float(cg, dbg, irg, block, cmp_b, cmp_b, mode);
- pnc += pn_Cmp_Uo;
+ pnc |= 8;
}
new_op = new_rd_ia32_xCmp(dbg, irg, block, noreg, noreg, cmp_a, cmp_b, nomem);
}
else {
/* integer Psi */
- new_op = new_rd_ia32_Set(dbg, irg, block, cmp_a, cmp_b, mode);
- set_ia32_pncode(new_op, pnc);
- SET_IA32_ORIG_NODE(new_op, ia32_get_old_node_name(cg, cmp));
+ ia32_transform_env_t tenv;
+ construct_binop_func *set_func = NULL;
+
+ if (mode_is_float(get_irn_mode(cmp_a))) {
+ /* 1st case: compare operands are floats */
+ FP_USED(cg);
+
+ if (USE_SSE2(cg)) {
+ /* SSE FPU */
+ set_func = new_rd_ia32_xCmpSet;
+ }
+ else {
+ /* x87 FPU */
+ set_func = new_rd_ia32_vfCmpSet;
+ }
+
+ pnc &= 7; /* fp compare -> int compare */
+ }
+ else {
+ /* 2nd case: compare operand are integer too */
+ set_func = new_rd_ia32_CmpSet;
+ }
+
+ tenv.block = block;
+ tenv.cg = cg;
+ tenv.dbg = dbg;
+ tenv.irg = irg;
+ tenv.irn = cmp;
+ tenv.mode = mode;
+ tenv.mod = cg->mod;
+
+ new_op = gen_binop(&tenv, cmp_a, cmp_b, set_func);
+ set_ia32_pncode(get_Proj_pred(new_op), pnc);
+ set_ia32_am_support(get_Proj_pred(new_op), ia32_am_Source);
}
/* exchange with old compare */
/* BEWARE: new_r_Const_long works for floating point as well */
new_cmp = new_r_Cmp(irg, block, psi_sel, new_r_Const_long(irg, block, mode, 0));
+ /* transform the const */
+ ia32_place_consts_set_modes(new_cmp, cg);
new_cmp = new_r_Proj(irg, block, new_cmp, mode_b, pn_Cmp_Ne + (mode_is_float(mode) ? pn_Cmp_Uo : 0));
set_Psi_cond(node, 0, new_cmp);
projects / libfirm / blobdiff