static ia32_intrinsic_env_t intrinsic_env = {
NULL, /* the isa */
NULL, /* the irg, these entities belong to */
- NULL, /* entity for first div operand (move into FPU) */
- NULL, /* entity for second div operand (move into FPU) */
- NULL, /* entity for converts ll -> d */
- NULL, /* entity for converts d -> ll */
NULL, /* entity for __divdi3 library call */
NULL, /* entity for __moddi3 library call */
NULL, /* entity for __udivdi3 library call */
NULL, /* entity for __umoddi3 library call */
- NULL, /* bias value for conversion from float to unsigned 64 */
};
-typedef ir_node *(*create_const_node_func) (dbg_info *dbg, ir_graph *irg, ir_node *block);
+typedef ir_node *(*create_const_node_func) (dbg_info *dbg, ir_node *block);
static inline ir_node *create_const(ia32_code_gen_t *cg, ir_node **place,
create_const_node_func func,
return *place;
block = get_irg_start_block(cg->irg);
- res = func(NULL, cg->irg, block);
+ res = func(NULL, block);
arch_set_irn_register(res, reg);
*place = res;
/* Creates the unique per irg GP NoReg node. */
ir_node *ia32_new_NoReg_gp(ia32_code_gen_t *cg) {
- return create_const(cg, &cg->noreg_gp, new_rd_ia32_NoReg_GP,
+ return create_const(cg, &cg->noreg_gp, new_bd_ia32_NoReg_GP,
&ia32_gp_regs[REG_GP_NOREG]);
}
ir_node *ia32_new_NoReg_vfp(ia32_code_gen_t *cg) {
- return create_const(cg, &cg->noreg_vfp, new_rd_ia32_NoReg_VFP,
+ return create_const(cg, &cg->noreg_vfp, new_bd_ia32_NoReg_VFP,
&ia32_vfp_regs[REG_VFP_NOREG]);
}
ir_node *ia32_new_NoReg_xmm(ia32_code_gen_t *cg) {
- return create_const(cg, &cg->noreg_xmm, new_rd_ia32_NoReg_XMM,
+ return create_const(cg, &cg->noreg_xmm, new_bd_ia32_NoReg_XMM,
&ia32_xmm_regs[REG_XMM_NOREG]);
}
ir_node *ia32_new_Unknown_gp(ia32_code_gen_t *cg) {
- return create_const(cg, &cg->unknown_gp, new_rd_ia32_Unknown_GP,
+ return create_const(cg, &cg->unknown_gp, new_bd_ia32_Unknown_GP,
&ia32_gp_regs[REG_GP_UKNWN]);
}
ir_node *ia32_new_Unknown_vfp(ia32_code_gen_t *cg) {
- return create_const(cg, &cg->unknown_vfp, new_rd_ia32_Unknown_VFP,
+ return create_const(cg, &cg->unknown_vfp, new_bd_ia32_Unknown_VFP,
&ia32_vfp_regs[REG_VFP_UKNWN]);
}
ir_node *ia32_new_Unknown_xmm(ia32_code_gen_t *cg) {
- return create_const(cg, &cg->unknown_xmm, new_rd_ia32_Unknown_XMM,
+ return create_const(cg, &cg->unknown_xmm, new_bd_ia32_Unknown_XMM,
&ia32_xmm_regs[REG_XMM_UKNWN]);
}
ir_node *ia32_new_Fpu_truncate(ia32_code_gen_t *cg) {
- return create_const(cg, &cg->fpu_trunc_mode, new_rd_ia32_ChangeCW,
+ return create_const(cg, &cg->fpu_trunc_mode, new_bd_ia32_ChangeCW,
&ia32_fp_cw_regs[REG_FPCW]);
}
get_Proj_proj(curr_bp), arch_env->bp, arch_register_req_type_ignore);
/* push ebp */
- push = new_rd_ia32_Push(NULL, irg, bl, noreg, noreg, *mem, curr_bp, curr_sp);
+ push = new_bd_ia32_Push(NULL, bl, noreg, noreg, *mem, curr_bp, curr_sp);
curr_sp = new_r_Proj(irg, bl, push, get_irn_mode(curr_sp), pn_ia32_Push_stack);
*mem = new_r_Proj(irg, bl, push, mode_M, pn_ia32_Push_M);
ir_node *leave;
/* leave */
- leave = new_rd_ia32_Leave(NULL, irg, bl, curr_bp);
+ leave = new_bd_ia32_Leave(NULL, bl, curr_bp);
curr_bp = new_r_Proj(irg, bl, leave, mode_bp, pn_ia32_Leave_frame);
curr_sp = new_r_Proj(irg, bl, leave, get_irn_mode(curr_sp), pn_ia32_Leave_stack);
} else {
arch_register_req_type_ignore);
/* pop ebp */
- pop = new_rd_ia32_PopEbp(NULL, env->irg, bl, *mem, curr_sp);
+ pop = new_bd_ia32_PopEbp(NULL, bl, *mem, curr_sp);
curr_bp = new_r_Proj(irg, bl, pop, mode_bp, pn_ia32_Pop_res);
curr_sp = new_r_Proj(irg, bl, pop, get_irn_mode(curr_sp), pn_ia32_Pop_stack);
* @return The inverse operation or NULL if operation invertible
*/
static arch_inverse_t *ia32_get_inverse(const ir_node *irn, int i, arch_inverse_t *inverse, struct obstack *obst) {
- ir_graph *irg;
ir_mode *mode;
ir_mode *irn_mode;
ir_node *block, *noreg, *nomem;
irn);
return NULL;
- irg = get_irn_irg(irn);
block = get_nodes_block(irn);
mode = get_irn_mode(irn);
irn_mode = get_irn_mode(irn);
noreg = get_irn_n(irn, 0);
- nomem = new_r_NoMem(irg);
+ nomem = new_NoMem();
dbg = get_irn_dbg_info(irn);
/* initialize structure */
if (get_ia32_immop_type(irn) == ia32_ImmConst) {
/* we have an add with a const here */
/* invers == add with negated const */
- inverse->nodes[0] = new_rd_ia32_Add(dbg, irg, block, noreg, noreg, nomem, get_irn_n(irn, i), noreg);
+ inverse->nodes[0] = new_bd_ia32_Add(dbg, block, noreg, noreg, nomem, get_irn_n(irn, i), noreg);
inverse->costs += 1;
copy_ia32_Immop_attr(inverse->nodes[0], (ir_node *)irn);
set_ia32_Immop_tarval(inverse->nodes[0], tarval_neg(get_ia32_Immop_tarval(irn)));
else if (get_ia32_immop_type(irn) == ia32_ImmSymConst) {
/* we have an add with a symconst here */
/* invers == sub with const */
- inverse->nodes[0] = new_rd_ia32_Sub(dbg, irg, block, noreg, noreg, nomem, get_irn_n(irn, i), noreg);
+ inverse->nodes[0] = new_bd_ia32_Sub(dbg, block, noreg, noreg, nomem, get_irn_n(irn, i), noreg);
inverse->costs += 2;
copy_ia32_Immop_attr(inverse->nodes[0], (ir_node *)irn);
}
else {
/* normal add: inverse == sub */
- inverse->nodes[0] = new_rd_ia32_Sub(dbg, irg, block, noreg, noreg, nomem, (ir_node*) irn, get_irn_n(irn, i ^ 1));
+ inverse->nodes[0] = new_bd_ia32_Sub(dbg, block, noreg, noreg, nomem, (ir_node*) irn, get_irn_n(irn, i ^ 1));
inverse->costs += 2;
}
#endif
if (get_ia32_immop_type(irn) != ia32_ImmNone) {
/* we have a sub with a const/symconst here */
/* invers == add with this const */
- inverse->nodes[0] = new_rd_ia32_Add(dbg, irg, block, noreg, noreg, nomem, get_irn_n(irn, i), noreg);
+ inverse->nodes[0] = new_bd_ia32_Add(dbg, block, noreg, noreg, nomem, get_irn_n(irn, i), noreg);
inverse->costs += (get_ia32_immop_type(irn) == ia32_ImmSymConst) ? 5 : 1;
copy_ia32_Immop_attr(inverse->nodes[0], (ir_node *)irn);
}
else {
/* normal sub */
if (i == n_ia32_binary_left) {
- inverse->nodes[0] = new_rd_ia32_Add(dbg, irg, block, noreg, noreg, nomem, (ir_node*) irn, get_irn_n(irn, 3));
+ inverse->nodes[0] = new_bd_ia32_Add(dbg, block, noreg, noreg, nomem, (ir_node*) irn, get_irn_n(irn, 3));
}
else {
- inverse->nodes[0] = new_rd_ia32_Sub(dbg, irg, block, noreg, noreg, nomem, get_irn_n(irn, n_ia32_binary_left), (ir_node*) irn);
+ inverse->nodes[0] = new_bd_ia32_Sub(dbg, block, noreg, noreg, nomem, get_irn_n(irn, n_ia32_binary_left), (ir_node*) irn);
}
inverse->costs += 1;
}
#if 0
if (get_ia32_immop_type(irn) != ia32_ImmNone) {
/* xor with const: inverse = xor */
- inverse->nodes[0] = new_rd_ia32_Xor(dbg, irg, block, noreg, noreg, nomem, get_irn_n(irn, i), noreg);
+ inverse->nodes[0] = new_bd_ia32_Xor(dbg, block, noreg, noreg, nomem, get_irn_n(irn, i), noreg);
inverse->costs += (get_ia32_immop_type(irn) == ia32_ImmSymConst) ? 5 : 1;
copy_ia32_Immop_attr(inverse->nodes[0], (ir_node *)irn);
}
else {
/* normal xor */
- inverse->nodes[0] = new_rd_ia32_Xor(dbg, irg, block, noreg, noreg, nomem, (ir_node *) irn, get_irn_n(irn, i));
+ inverse->nodes[0] = new_bd_ia32_Xor(dbg, block, noreg, noreg, nomem, (ir_node *) irn, get_irn_n(irn, i));
inverse->costs += 1;
}
#endif
break;
case iro_ia32_Not: {
- inverse->nodes[0] = new_rd_ia32_Not(dbg, irg, block, (ir_node*) irn);
+ inverse->nodes[0] = new_bd_ia32_Not(dbg, block, (ir_node*) irn);
inverse->costs += 1;
break;
}
case iro_ia32_Neg: {
- inverse->nodes[0] = new_rd_ia32_Neg(dbg, irg, block, (ir_node*) irn);
+ inverse->nodes[0] = new_bd_ia32_Neg(dbg, block, (ir_node*) irn);
inverse->costs += 1;
break;
}
* Transforms the standard firm graph into
* an ia32 firm graph
*/
-static void ia32_prepare_graph(void *self) {
- ia32_code_gen_t *cg = self;
+static void ia32_prepare_graph(void *self)
+{
+ ia32_code_gen_t *cg = self;
+ ir_graph *irg = cg->irg;
/* do local optimizations */
- optimize_graph_df(cg->irg);
+ optimize_graph_df(irg);
+
+ /* we have to do cfopt+remove_critical_edges as we can't have Bad-blocks
+ * or critical edges in the backend */
+ optimize_cf(irg);
+ remove_critical_cf_edges(irg);
/* TODO: we often have dead code reachable through out-edges here. So for
* now we rebuild edges (as we need correct user count for code selection)
ir_node *mem = get_irn_n(node, n_ia32_mem);
ir_node *noreg;
- ir_node *load = new_rd_ia32_Load(dbgi, irg, block, base, index, mem);
+ ir_node *load = new_bd_ia32_Load(dbgi, block, base, index, mem);
ir_node *load_res = new_rd_Proj(dbgi, irg, block, load, mode_Iu, pn_ia32_Load_res);
ia32_copy_am_attrs(load, node);
if (mode_is_float(spillmode)) {
if (ia32_cg_config.use_sse2)
- new_op = new_rd_ia32_xLoad(dbg, irg, block, ptr, noreg, mem, spillmode);
+ new_op = new_bd_ia32_xLoad(dbg, block, ptr, noreg, mem, spillmode);
else
- new_op = new_rd_ia32_vfld(dbg, irg, block, ptr, noreg, mem, spillmode);
+ new_op = new_bd_ia32_vfld(dbg, block, ptr, noreg, mem, spillmode);
}
else if (get_mode_size_bits(spillmode) == 128) {
/* Reload 128 bit SSE registers */
- new_op = new_rd_ia32_xxLoad(dbg, irg, block, ptr, noreg, mem);
+ new_op = new_bd_ia32_xxLoad(dbg, block, ptr, noreg, mem);
}
else
- new_op = new_rd_ia32_Load(dbg, irg, block, ptr, noreg, mem);
+ new_op = new_bd_ia32_Load(dbg, block, ptr, noreg, mem);
set_ia32_op_type(new_op, ia32_AddrModeS);
set_ia32_ls_mode(new_op, spillmode);
const ir_node *spillval = get_irn_n(node, be_pos_Spill_val);
ir_mode *mode = get_spill_mode(spillval);
ir_node *noreg = ia32_new_NoReg_gp(cg);
- ir_node *nomem = new_rd_NoMem(irg);
+ ir_node *nomem = new_NoMem();
ir_node *ptr = get_irg_frame(irg);
ir_node *val = get_irn_n(node, be_pos_Spill_val);
ir_node *store;
if (mode_is_float(mode)) {
if (ia32_cg_config.use_sse2)
- store = new_rd_ia32_xStore(dbg, irg, block, ptr, noreg, nomem, val);
+ store = new_bd_ia32_xStore(dbg, block, ptr, noreg, nomem, val);
else
- store = new_rd_ia32_vfst(dbg, irg, block, ptr, noreg, nomem, val, mode);
+ store = new_bd_ia32_vfst(dbg, block, ptr, noreg, nomem, val, mode);
} else if (get_mode_size_bits(mode) == 128) {
/* Spill 128 bit SSE registers */
- store = new_rd_ia32_xxStore(dbg, irg, block, ptr, noreg, nomem, val);
+ store = new_bd_ia32_xxStore(dbg, block, ptr, noreg, nomem, val);
} else if (get_mode_size_bits(mode) == 8) {
- store = new_rd_ia32_Store8Bit(dbg, irg, block, ptr, noreg, nomem, val);
+ store = new_bd_ia32_Store8Bit(dbg, block, ptr, noreg, nomem, val);
} else {
- store = new_rd_ia32_Store(dbg, irg, block, ptr, noreg, nomem, val);
+ store = new_bd_ia32_Store(dbg, block, ptr, noreg, nomem, val);
}
set_ia32_op_type(store, ia32_AddrModeD);
}
static ir_node *create_push(ia32_code_gen_t *cg, ir_node *node, ir_node *schedpoint, ir_node *sp, ir_node *mem, ir_entity *ent) {
- ir_graph *irg = get_irn_irg(node);
dbg_info *dbg = get_irn_dbg_info(node);
ir_node *block = get_nodes_block(node);
ir_node *noreg = ia32_new_NoReg_gp(cg);
+ ir_graph *irg = get_irn_irg(node);
ir_node *frame = get_irg_frame(irg);
- ir_node *push = new_rd_ia32_Push(dbg, irg, block, frame, noreg, mem, noreg, sp);
+ ir_node *push = new_bd_ia32_Push(dbg, block, frame, noreg, mem, noreg, sp);
set_ia32_frame_ent(push, ent);
set_ia32_use_frame(push);
}
static ir_node *create_pop(ia32_code_gen_t *cg, ir_node *node, ir_node *schedpoint, ir_node *sp, ir_entity *ent) {
- ir_graph *irg = get_irn_irg(node);
dbg_info *dbg = get_irn_dbg_info(node);
ir_node *block = get_nodes_block(node);
ir_node *noreg = ia32_new_NoReg_gp(cg);
+ ir_graph *irg = get_irn_irg(node);
ir_node *frame = get_irg_frame(irg);
- ir_node *pop = new_rd_ia32_PopMem(dbg, irg, block, frame, noreg, new_NoMem(), sp);
+ ir_node *pop = new_bd_ia32_PopMem(dbg, block, frame, noreg, new_NoMem(), sp);
set_ia32_frame_ent(pop, ent);
set_ia32_use_frame(pop);
return get_eip;
block = get_irg_start_block(cg->irg);
- get_eip = new_rd_ia32_GetEIP(NULL, cg->irg, block);
+ get_eip = new_bd_ia32_GetEIP(NULL, block);
cg->get_eip = get_eip;
be_dep_on_frame(get_eip);
}
/**
- * Check for Abs or Nabs.
+ * Check for Abs or -Abs.
*/
-static int is_Abs_or_Nabs(ir_node *cmp, ir_node *sel, ir_node *t, ir_node *f) {
+static int psi_is_Abs_or_Nabs(ir_node *cmp, ir_node *sel, ir_node *t, ir_node *f) {
ir_node *l, *r;
pn_Cmp pnc;
return 1;
}
+/**
+ * Check for Abs only
+ */
+static int psi_is_Abs(ir_node *cmp, ir_node *sel, ir_node *t, ir_node *f) {
+ ir_node *l, *r;
+ pn_Cmp pnc;
+
+ if (cmp == NULL)
+ return 0;
+
+ /* must be <, <=, >=, > */
+ pnc = get_Proj_proj(sel);
+ if (pnc != pn_Cmp_Ge && pnc != pn_Cmp_Gt &&
+ pnc != pn_Cmp_Le && pnc != pn_Cmp_Lt)
+ return 0;
+
+ l = get_Cmp_left(cmp);
+ r = get_Cmp_right(cmp);
+
+ /* must be x cmp 0 */
+ if ((l != t && l != f) || !is_Const(r) || !is_Const_null(r))
+ return 0;
+
+ if ((!is_Minus(t) || get_Minus_op(t) != f) &&
+ (!is_Minus(f) || get_Minus_op(f) != t))
+ return 0;
+
+ if (pnc & pn_Cmp_Gt) {
+ /* x >= 0 ? -x : x is NABS */
+ if (is_Minus(t))
+ return 0;
+ } else {
+ /* x < 0 ? x : -x is NABS */
+ if (is_Minus(f))
+ return 0;
+ }
+ return 1;
+}
+
+
/**
* Allows or disallows the creation of Psi nodes for the given Phi nodes.
*
if (is_Cmp(cmp)) {
ir_node *left = get_Cmp_left(cmp);
ir_mode *cmp_mode = get_irn_mode(left);
- if (!mode_is_float(cmp_mode) && get_mode_size_bits(cmp_mode) > 32)
- return 0;
+ if (!mode_is_float(cmp_mode) && get_mode_size_bits(cmp_mode) > 32) {
+ /* 64bit Abs IS supported */
+ for (phi = phi_list; phi; phi = get_Phi_next(phi)) {
+ ir_node *t = get_Phi_pred(phi, i);
+ ir_node *f = get_Phi_pred(phi, j);
+
+ if (! psi_is_Abs(cmp, sel, t, f))
+ return 0;
+ }
+ return 1;
+ }
} else {
cmp = NULL;
}
ir_node *t = get_Phi_pred(phi, i);
ir_node *f = get_Phi_pred(phi, j);
- if (! is_Abs_or_Nabs(cmp, sel, t, f))
+ if (! psi_is_Abs_or_Nabs(cmp, sel, t, f))
return 0;
} else if (get_mode_size_bits(mode) > 32)
return 0;
if (mode_is_float(mode)) {
/* only abs or nabs supported */
- if (! is_Abs_or_Nabs(cmp, sel, t, f))
+ if (! psi_is_Abs_or_Nabs(cmp, sel, t, f))
return 0;
} else if (get_mode_size_bits(mode) > 32) {
/* no 64bit yet */
1, /* allow Mulhs */
1, /* allow Mulus */
- 32 /* Mulh allowed up to 32 bit */
+ 32, /* Mulh allowed up to 32 bit */
};
static backend_params p = {
1, /* need dword lowering */
1, /* support inline assembly */
0, /* no immediate floating point mode. */
- NULL, /* no additional opcodes */
NULL, /* will be set later */
ia32_create_intrinsic_fkt,
&intrinsic_env, /* context for ia32_create_intrinsic_fkt */