+2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
+
+ * hard-reg-set.h (HARD_REG_SET::operator&): New function.
+ (HARD_REG_SET::operator&): Likewise.
+ (AND_HARD_REG_SET): Delete.
+ * caller-save.c (setup_save_areas): Use "&" instead of
+ AND_HARD_REG_SET.
+ (save_call_clobbered_regs): Likewise.
+ * config/gcn/gcn.c (gcn_md_reorg): Likewise.
+ * config/m32c/m32c.c (reduce_class): Likewise.
+ * config/rs6000/rs6000.c (rs6000_register_move_cost): Likewise.
+ * final.c (get_call_reg_set_usage): Likewise.
+ * ira-color.c (add_allocno_hard_regs_to_forest): Likewise.
+ (setup_left_conflict_sizes_p): Likewise.
+ * ira-conflicts.c (print_allocno_conflicts): Likewise.
+ (ira_build_conflicts): Likewise.
+ * ira-costs.c (restrict_cost_classes): Likewise.
+ * ira.c (setup_stack_reg_pressure_class, setup_class_translate_array)
+ (setup_reg_class_relations): Likewise.
+ * reginfo.c (init_reg_sets_1, record_subregs_of_mode): Likewise.
+ * reload1.c (maybe_fix_stack_asms, finish_spills): Likewise.
+ * resource.c (find_dead_or_set_registers): Likewise.
+ * sel-sched.c (mark_unavailable_hard_regs): Likewise.
+
2019-09-09 Richard Sandiford <richard.sandiford@arm.com>
* hard-reg-set.h (HARD_REG_SET::operator~): New function.
AND_COMPL_HARD_REG_SET (used_regs, call_fixed_reg_set);
AND_COMPL_HARD_REG_SET (used_regs, this_insn_sets);
- AND_HARD_REG_SET (hard_regs_to_save, used_regs);
+ hard_regs_to_save &= used_regs;
for (regno = 0; regno < FIRST_PSEUDO_REGISTER; regno++)
if (TEST_HARD_REG_BIT (hard_regs_to_save, regno))
{
AND_COMPL_HARD_REG_SET (used_regs, call_fixed_reg_set);
AND_COMPL_HARD_REG_SET (used_regs, this_insn_sets);
- AND_HARD_REG_SET (hard_regs_to_save, used_regs);
+ hard_regs_to_save &= used_regs;
for (regno = 0; regno < FIRST_PSEUDO_REGISTER; regno++)
if (TEST_HARD_REG_BIT (hard_regs_to_save, regno))
{
CLEAR_HARD_REG_SET (referenced_regs);
mark_referenced_regs (&PATTERN (insn),
mark_reg_as_referenced, NULL);
- AND_HARD_REG_SET (referenced_regs, hard_regs_saved);
+ referenced_regs &= hard_regs_saved;
}
for (regno = 0; regno < FIRST_PSEUDO_REGISTER; regno++)
AND_COMPL_HARD_REG_SET (hard_regs_to_save, hard_regs_saved);
get_call_reg_set_usage (insn, &call_def_reg_set,
call_used_reg_set);
- AND_HARD_REG_SET (hard_regs_to_save, call_def_reg_set);
+ hard_regs_to_save &= call_def_reg_set;
for (regno = 0; regno < FIRST_PSEUDO_REGISTER; regno++)
if (TEST_HARD_REG_BIT (hard_regs_to_save, regno))
&& prev_insn->unit == UNIT_VECTOR
&& gcn_vmem_insn_p (itype))
{
- HARD_REG_SET regs;
- regs = prev_insn->writes;
- AND_HARD_REG_SET (regs, ireads);
+ HARD_REG_SET regs = prev_insn->writes & ireads;
if (hard_reg_set_intersect_p
(regs, reg_class_contents[(int) SGPR_REGS]))
nops_rqd = 5 - prev_insn->age;
&& prev_insn->unit == UNIT_VECTOR
&& get_attr_laneselect (insn) == LANESELECT_YES)
{
- HARD_REG_SET regs;
- regs = prev_insn->writes;
- AND_HARD_REG_SET (regs, ireads);
+ HARD_REG_SET regs = prev_insn->writes & ireads;
if (hard_reg_set_intersect_p
(regs, reg_class_contents[(int) SGPR_REGS])
|| hard_reg_set_intersect_p
&& prev_insn->unit == UNIT_VECTOR
&& itype == TYPE_VOP_DPP)
{
- HARD_REG_SET regs;
- regs = prev_insn->writes;
- AND_HARD_REG_SET (regs, ireads);
+ HARD_REG_SET regs = prev_insn->writes & ireads;
if (hard_reg_set_intersect_p
(regs, reg_class_contents[(int) VGPR_REGS]))
nops_rqd = 2 - prev_insn->age;
if (original_class == limiting_class)
return original_class;
- cc = reg_class_contents[original_class];
- AND_HARD_REG_SET (cc, reg_class_contents[limiting_class]);
+ cc = reg_class_contents[original_class] & reg_class_contents[limiting_class];
for (i = 0; i < LIM_REG_CLASSES; i++)
{
Do this first so we give best-case answers for union classes
containing both gprs and vsx regs. */
HARD_REG_SET to_vsx, from_vsx;
- to_vsx = reg_class_contents[to];
- AND_HARD_REG_SET (to_vsx, reg_class_contents[VSX_REGS]);
- from_vsx = reg_class_contents[from];
- AND_HARD_REG_SET (from_vsx, reg_class_contents[VSX_REGS]);
+ to_vsx = reg_class_contents[to] & reg_class_contents[VSX_REGS];
+ from_vsx = reg_class_contents[from] & reg_class_contents[VSX_REGS];
if (!hard_reg_set_empty_p (to_vsx)
&& !hard_reg_set_empty_p (from_vsx)
&& (TARGET_VSX
if (node != NULL
&& node->function_used_regs_valid)
{
- *reg_set = node->function_used_regs;
- AND_HARD_REG_SET (*reg_set, default_set);
+ *reg_set = node->function_used_regs & default_set;
return true;
}
}
return res;
}
+ HARD_REG_SET
+ operator& (const HARD_REG_SET &other) const
+ {
+ HARD_REG_SET res;
+ for (unsigned int i = 0; i < ARRAY_SIZE (elts); ++i)
+ res.elts[i] = elts[i] & other.elts[i];
+ return res;
+ }
+
+ HARD_REG_SET &
+ operator&= (const HARD_REG_SET &other)
+ {
+ for (unsigned int i = 0; i < ARRAY_SIZE (elts); ++i)
+ elts[i] &= other.elts[i];
+ return *this;
+ }
+
HARD_REG_ELT_TYPE elts[HARD_REG_SET_LONGS];
};
typedef const HARD_REG_SET &const_hard_reg_set;
CLEAR_HARD_REG_SET and SET_HARD_REG_SET.
These take just one argument.
- Also define macros for combining hard reg sets:
- IOR_HARD_REG_SET and AND_HARD_REG_SET.
- These take two arguments TO and FROM; they read from FROM
- and combine bitwise into TO. Define also two variants
+ Also define a macro for combining hard reg sets:
+ IOR_HARD_REG_SET
+ This takes two arguments TO and FROM; it reads from FROM
+ and combines bitwise into TO. Define also
IOR_COMPL_HARD_REG_SET and AND_COMPL_HARD_REG_SET
which use the complement of the set FROM.
#define IOR_HARD_REG_SET(TO, FROM) ((TO) |= (FROM))
#define IOR_COMPL_HARD_REG_SET(TO, FROM) ((TO) |= ~ (FROM))
-#define AND_HARD_REG_SET(TO, FROM) ((TO) &= (FROM))
#define AND_COMPL_HARD_REG_SET(TO, FROM) ((TO) &= ~ (FROM))
static inline bool
set.elts[i] = -1;
}
-inline void
-AND_HARD_REG_SET (HARD_REG_SET &to, const_hard_reg_set from)
-{
- for (unsigned int i = 0; i < ARRAY_SIZE (to.elts); ++i)
- to.elts[i] &= from.elts[i];
-}
-
inline void
AND_COMPL_HARD_REG_SET (HARD_REG_SET &to, const_hard_reg_set from)
{
hard_regs_node_vec.safe_push (node);
else if (hard_reg_set_intersect_p (hv->set, node->hard_regs->set))
{
- temp_set = hv->set;
- AND_HARD_REG_SET (temp_set, node->hard_regs->set);
+ temp_set = hv->set & node->hard_regs->set;
hv2 = add_allocno_hard_regs (temp_set, hv->cost);
add_allocno_hard_regs_to_forest (&node->first, hv2);
}
int j, n, hard_regno;
enum reg_class aclass;
- temp_set = temp_node->hard_regs->set;
- AND_HARD_REG_SET (temp_set, profitable_hard_regs);
+ temp_set = temp_node->hard_regs->set & profitable_hard_regs;
aclass = ALLOCNO_CLASS (a);
for (n = 0, j = ira_class_hard_regs_num[aclass] - 1; j >= 0; j--)
{
}
conflicting_hard_regs = OBJECT_TOTAL_CONFLICT_HARD_REGS (obj);
AND_COMPL_HARD_REG_SET (conflicting_hard_regs, ira_no_alloc_regs);
- AND_HARD_REG_SET (conflicting_hard_regs,
- reg_class_contents[ALLOCNO_CLASS (a)]);
+ conflicting_hard_regs &= reg_class_contents[ALLOCNO_CLASS (a)];
print_hard_reg_set (file, "\n;; total conflict hard regs:",
conflicting_hard_regs);
conflicting_hard_regs = OBJECT_CONFLICT_HARD_REGS (obj);
AND_COMPL_HARD_REG_SET (conflicting_hard_regs, ira_no_alloc_regs);
- AND_HARD_REG_SET (conflicting_hard_regs,
- reg_class_contents[ALLOCNO_CLASS (a)]);
+ conflicting_hard_regs &= reg_class_contents[ALLOCNO_CLASS (a)];
print_hard_reg_set (file, ";; conflict hard regs:",
conflicting_hard_regs);
putc ('\n', file);
{
temp_hard_reg_set = reg_class_contents[base];
AND_COMPL_HARD_REG_SET (temp_hard_reg_set, ira_no_alloc_regs);
- AND_HARD_REG_SET (temp_hard_reg_set, call_used_reg_set);
+ temp_hard_reg_set &= call_used_reg_set;
}
FOR_EACH_ALLOCNO (a, ai)
{
/* Calculate the set of registers in CL that belong to REGS and
are valid for MODE. */
- HARD_REG_SET valid_for_cl;
- valid_for_cl = reg_class_contents[cl];
- AND_HARD_REG_SET (valid_for_cl, regs);
+ HARD_REG_SET valid_for_cl = reg_class_contents[cl] & regs;
AND_COMPL_HARD_REG_SET (valid_for_cl,
ira_prohibited_class_mode_regs[cl][mode]);
AND_COMPL_HARD_REG_SET (valid_for_cl, ira_no_alloc_regs);
for (i = 0; i < ira_pressure_classes_num; i++)
{
cl = ira_pressure_classes[i];
- temp_hard_regset2 = temp_hard_regset;
- AND_HARD_REG_SET (temp_hard_regset2, reg_class_contents[cl]);
+ temp_hard_regset2 = temp_hard_regset & reg_class_contents[cl];
size = hard_reg_set_size (temp_hard_regset2);
if (best < size)
{
for (i = 0; i < classes_num; i++)
{
aclass = classes[i];
- temp_hard_regset = reg_class_contents[aclass];
- AND_HARD_REG_SET (temp_hard_regset, reg_class_contents[cl]);
+ temp_hard_regset = (reg_class_contents[aclass]
+ & reg_class_contents[cl]);
AND_COMPL_HARD_REG_SET (temp_hard_regset, no_unit_alloc_regs);
if (! hard_reg_set_empty_p (temp_hard_regset))
{
}
ira_reg_class_subunion[cl1][cl2] = NO_REGS;
ira_reg_class_superunion[cl1][cl2] = NO_REGS;
- intersection_set = reg_class_contents[cl1];
- AND_HARD_REG_SET (intersection_set, reg_class_contents[cl2]);
+ intersection_set = (reg_class_contents[cl1]
+ & reg_class_contents[cl2]);
AND_COMPL_HARD_REG_SET (intersection_set, no_unit_alloc_regs);
union_set = reg_class_contents[cl1];
IOR_HARD_REG_SET (union_set, reg_class_contents[cl2]);
else
CLEAR_REG_SET (fixed_reg_set_regset);
- AND_HARD_REG_SET (operand_reg_set, accessible_reg_set);
+ operand_reg_set &= accessible_reg_set;
for (i = 0; i < FIRST_PSEUDO_REGISTER; i++)
{
/* As a special exception, registers whose class is NO_REGS are
}
if (valid_mode_changes[regno])
- AND_HARD_REG_SET (*valid_mode_changes[regno],
- simplifiable_subregs (shape));
+ *valid_mode_changes[regno] &= simplifiable_subregs (shape);
else
{
valid_mode_changes[regno]
/* Those of the registers which are clobbered, but allowed by the
constraints, must be usable as reload registers. So clear them
out of the life information. */
- AND_HARD_REG_SET (allowed, clobbered);
+ allowed &= clobbered;
for (i = 0; i < FIRST_PSEUDO_REGISTER; i++)
if (TEST_HARD_REG_BIT (allowed, i))
{
may be not included in the value calculated here because
of possible removing caller-saves insns (see function
delete_caller_save_insns. */
- chain->used_spill_regs = ~used_by_pseudos;
- AND_HARD_REG_SET (chain->used_spill_regs, used_spill_regs);
+ chain->used_spill_regs = ~used_by_pseudos & used_spill_regs;
}
}
&fallthrough_res, 0, jump_count,
set, needed);
IOR_HARD_REG_SET (fallthrough_res.regs, target_res.regs);
- AND_HARD_REG_SET (res->regs, fallthrough_res.regs);
+ res->regs &= fallthrough_res.regs;
break;
}
else
/* Leave only registers available for this mode. */
if (!sel_hrd.regs_for_mode_ok[mode])
init_regs_for_mode (mode);
- AND_HARD_REG_SET (reg_rename_p->available_for_renaming,
- sel_hrd.regs_for_mode[mode]);
+ reg_rename_p->available_for_renaming &= sel_hrd.regs_for_mode[mode];
/* Exclude registers that are partially call clobbered. */
if (def->crosses_call
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