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Remove another bunch of dead assignment.

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2019-07-03  Martin Liska  <mliska@suse.cz>

	* lra-eliminations.c (eliminate_regs_in_insn): Remove
	dead assignemts.
	* reg-stack.c (check_asm_stack_operands): Likewise.
	* tree-ssa-structalias.c (create_function_info_for): Likewise.
	* tree-vect-generic.c (expand_vector_operations_1): Likewise.
	* config/i386/i386-expand.c (ix86_expand_sse2_mulvxdi3): Use
	force_expand_binop.
2019-07-03  Martin Liska  <mliska@suse.cz>

	* c-common.c (try_to_locate_new_include_insertion_point): Remove
	dead assignemts.
2019-07-03  Martin Liska  <mliska@suse.cz>

	* call.c (build_new_op_1): Remove
	dead assignemts.
	* typeck.c (cp_build_binary_op): Likewise.
2019-07-03  Martin Liska  <mliska@suse.cz>

	* check.c (gfc_check_c_funloc): Remove
	dead assignemts.
	* decl.c (variable_decl): Likewise.
	* resolve.c (resolve_typebound_function): Likewise.
	* simplify.c (gfc_simplify_matmul): Likewise.
	(gfc_simplify_scan): Likewise.
	* trans-array.c (gfc_could_be_alias): Likewise.
	* trans-common.c (add_equivalences): Likewise.
	* trans-expr.c (trans_class_vptr_len_assignment): Likewise.
	(gfc_trans_array_constructor_copy): Likewise.
	(gfc_trans_assignment_1): Likewise.
	* trans-intrinsic.c (conv_intrinsic_atomic_op): Likewise.
	* trans-openmp.c (gfc_omp_finish_clause): Likewise.
	* trans-types.c (gfc_get_array_descriptor_base): Likewise.
	* trans.c (gfc_build_final_call): Likewise.
2019-07-03  Martin Liska  <mliska@suse.cz>

	* line-map.c (linemap_get_expansion_filename): Remove
	dead assignemts.
	* mkdeps.c (make_write): Likewise.

From-SVN: r272994
This commit is contained in:
Martin Liska 2019-07-03 10:34:20 +02:00 committed by Martin Liska
parent 6aa2e42cb4
commit 8ba6ea878f
26 changed files with 78 additions and 64 deletions
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10
gcc/ChangeLog
View File

@ -1,3 +1,13 @@
2019-07-03 Martin Liska <mliska@suse.cz>
* lra-eliminations.c (eliminate_regs_in_insn): Remove
dead assignemts.
* reg-stack.c (check_asm_stack_operands): Likewise.
* tree-ssa-structalias.c (create_function_info_for): Likewise.
* tree-vect-generic.c (expand_vector_operations_1): Likewise.
* config/i386/i386-expand.c (ix86_expand_sse2_mulvxdi3): Use
force_expand_binop.
2019-07-03 Martin Liska <mliska@suse.cz>
PR tree-optimization/90892

5
gcc/c-family/ChangeLog
View File

@ -1,3 +1,8 @@
2019-07-03 Martin Liska <mliska@suse.cz>
* c-common.c (try_to_locate_new_include_insertion_point): Remove
dead assignemts.
2019-07-03 Jakub Jelinek <jakub@redhat.com>
* c-omp.c (c_omp_split_clauses): Put OMP_CLAUSE_REDUCTION_INSCAN

4
gcc/c-family/c-common.c
View File

@ -8601,8 +8601,8 @@ try_to_locate_new_include_insertion_point (const char *file, location_t loc)
/* Get ordinary map containing LOC (or its expansion). */
const line_map_ordinary *ord_map_for_loc = NULL;
loc = linemap_resolve_location (line_table, loc, LRK_MACRO_EXPANSION_POINT,
&ord_map_for_loc);
linemap_resolve_location (line_table, loc, LRK_MACRO_EXPANSION_POINT,
&ord_map_for_loc);
gcc_assert (ord_map_for_loc);
for (unsigned int i = 0; i < LINEMAPS_ORDINARY_USED (line_table); i++)

3
gcc/config/i386/i386-expand.c
View File

@ -19779,8 +19779,7 @@ ix86_expand_sse2_mulvxdi3 (rtx op0, rtx op1, rtx op2)
emit_insn (gen_vec_widen_umult_even_v4si (t5,
gen_lowpart (V4SImode, op1),
gen_lowpart (V4SImode, op2)));
op0 = expand_binop (mode, add_optab, t5, t4, op0, 1, OPTAB_DIRECT);
force_expand_binop (mode, add_optab, t5, t4, op0, 1, OPTAB_DIRECT);
}
else
{

6
gcc/cp/ChangeLog
View File

@ -1,3 +1,9 @@
2019-07-03 Martin Liska <mliska@suse.cz>
* call.c (build_new_op_1): Remove
dead assignemts.
* typeck.c (cp_build_binary_op): Likewise.
2019-06-27 Jason Merrill <jason@redhat.com>
PR c++/55442 - memory-hog with highly recursive constexpr.

2
gcc/cp/call.c
View File

@ -6167,7 +6167,7 @@ build_new_op_1 (const op_location_t &loc, enum tree_code code, int flags,
conv = cand->convs[2];
if (conv->kind == ck_ref_bind)
conv = next_conversion (conv);
arg3 = convert_like (conv, arg3, complain);
convert_like (conv, arg3, complain);
}
}

1
gcc/cp/typeck.c
View File

@ -5218,7 +5218,6 @@ cp_build_binary_op (const op_location_t &location,
}
result_type = build_opaque_vector_type (intt,
TYPE_VECTOR_SUBPARTS (type0));
converted = 1;
return build_vec_cmp (resultcode, result_type, op0, op1);
}
build_type = boolean_type_node;

18
gcc/fortran/ChangeLog
View File

@ -1,3 +1,21 @@
2019-07-03 Martin Liska <mliska@suse.cz>
* check.c (gfc_check_c_funloc): Remove
dead assignemts.
* decl.c (variable_decl): Likewise.
* resolve.c (resolve_typebound_function): Likewise.
* simplify.c (gfc_simplify_matmul): Likewise.
(gfc_simplify_scan): Likewise.
* trans-array.c (gfc_could_be_alias): Likewise.
* trans-common.c (add_equivalences): Likewise.
* trans-expr.c (trans_class_vptr_len_assignment): Likewise.
(gfc_trans_array_constructor_copy): Likewise.
(gfc_trans_assignment_1): Likewise.
* trans-intrinsic.c (conv_intrinsic_atomic_op): Likewise.
* trans-openmp.c (gfc_omp_finish_clause): Likewise.
* trans-types.c (gfc_get_array_descriptor_base): Likewise.
* trans.c (gfc_build_final_call): Likewise.
2019-06-27 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/90987

18
gcc/fortran/check.c
View File

@ -4884,17 +4884,13 @@ gfc_check_c_funloc (gfc_expr *x)
if (attr.function && !attr.proc_pointer && x->expr_type == EXPR_VARIABLE
&& x->symtree->n.sym == x->symtree->n.sym->result)
{
gfc_namespace *ns = gfc_current_ns;
for (ns = gfc_current_ns; ns; ns = ns->parent)
if (x->symtree->n.sym == ns->proc_name)
{
gfc_error ("Function result %qs at %L is invalid as X argument "
"to C_FUNLOC", x->symtree->n.sym->name, &x->where);
return false;
}
}
for (gfc_namespace *ns = gfc_current_ns; ns; ns = ns->parent)
if (x->symtree->n.sym == ns->proc_name)
{
gfc_error ("Function result %qs at %L is invalid as X argument "
"to C_FUNLOC", x->symtree->n.sym->name, &x->where);
return false;
}
if (attr.flavor != FL_PROCEDURE)
{

1
gcc/fortran/decl.c
View File

@ -2455,7 +2455,6 @@ variable_decl (int elem)
/* %FILL components are given invalid fortran names. */
snprintf (name, GFC_MAX_SYMBOL_LEN + 1, "%%FILL%u", fill_id++);
m = MATCH_YES;
}
var_locus = gfc_current_locus;

1
gcc/fortran/resolve.c
View File

@ -6573,7 +6573,6 @@ resolve_typebound_function (gfc_expr* e)
}
c = gfc_find_component (declared, "_data", true, true, NULL);
declared = c->ts.u.derived;
/* Treat the call as if it is a typebound procedure, in order to roll
out the correct name for the specific function. */

27
gcc/fortran/simplify.c
View File

@ -4714,7 +4714,7 @@ gfc_simplify_matmul (gfc_expr *matrix_a, gfc_expr *matrix_b)
else
gcc_unreachable();
offset_a = offset_b = 0;
offset_b = 0;
for (col = 0; col < result_columns; ++col)
{
offset_a = 0;
@ -6999,20 +6999,17 @@ gfc_simplify_scan (gfc_expr *e, gfc_expr *c, gfc_expr *b, gfc_expr *kind)
indx = 0;
}
else
{
i = 0;
for (indx = len; indx > 0; indx--)
{
for (i = 0; i < lenc; i++)
{
if (c->value.character.string[i]
== e->value.character.string[indx - 1])
break;
}
if (i < lenc)
break;
}
}
for (indx = len; indx > 0; indx--)
{
for (i = 0; i < lenc; i++)
{
if (c->value.character.string[i]
== e->value.character.string[indx - 1])
break;
}
if (i < lenc)
break;
}
}
result = gfc_get_int_expr (k, &e->where, indx);

2
gcc/fortran/trans-array.c
View File

@ -4794,8 +4794,6 @@ gfc_could_be_alias (gfc_ss * lss, gfc_ss * rss)
lsym_pointer = lsym->attr.pointer;
lsym_target = lsym->attr.target;
lsym_pointer = lsym->attr.pointer;
lsym_target = lsym->attr.target;
for (rref = rexpr->ref; rref != rss->info->data.array.ref; rref = rref->next)
{

6
gcc/fortran/trans-common.c
View File

@ -1007,10 +1007,8 @@ static void
add_equivalences (bool *saw_equiv)
{
segment_info *f;
bool seen_one, more;
bool more = TRUE;
seen_one = false;
more = TRUE;
while (more)
{
more = FALSE;
@ -1019,7 +1017,7 @@ add_equivalences (bool *saw_equiv)
if (!f->sym->equiv_built)
{
f->sym->equiv_built = 1;
seen_one = find_equivalence (f);
bool seen_one = find_equivalence (f);
if (seen_one)
{
*saw_equiv = true;

6
gcc/fortran/trans-expr.c
View File

@ -8912,7 +8912,6 @@ trans_class_vptr_len_assignment (stmtblock_t *block, gfc_expr * le,
from_len = rse->string_length;
else if (re->ts.type == BT_CHARACTER && re->ts.u.cl->length)
{
from_len = gfc_get_expr_charlen (re);
gfc_init_se (&se, NULL);
gfc_conv_expr (&se, re->ts.u.cl->length);
gfc_add_block_to_block (block, &se.pre);
@ -10171,10 +10170,6 @@ gfc_trans_array_constructor_copy (gfc_expr * expr1, gfc_expr * expr2)
stype = gfc_typenode_for_spec (&expr2->ts);
src = gfc_build_constant_array_constructor (expr2, stype);
stype = TREE_TYPE (src);
if (POINTER_TYPE_P (stype))
stype = TREE_TYPE (stype);
return gfc_build_memcpy_call (dst, src, len);
}
@ -10924,7 +10919,6 @@ gfc_trans_assignment_1 (gfc_expr * expr1, gfc_expr * expr2, bool init_flag,
&& (gfc_is_class_array_function (expr2)
|| gfc_is_alloc_class_scalar_function (expr2)))
{
tmp = rse.expr;
tmp = gfc_nullify_alloc_comp (expr1->ts.u.derived, rse.expr, 0);
gfc_prepend_expr_to_block (&rse.post, tmp);
if (lss != gfc_ss_terminator && rss == gfc_ss_terminator)

1
gcc/fortran/trans-intrinsic.c
View File

@ -10971,7 +10971,6 @@ conv_intrinsic_atomic_op (gfc_code *code)
fn = (built_in_function) ((int) fn
+ exact_log2 (tree_to_uhwi (TYPE_SIZE_UNIT (tmp)))
+ 1);
tmp = builtin_decl_explicit (fn);
tree itype = TREE_TYPE (TREE_TYPE (atom));
tmp = builtin_decl_explicit (fn);

1
gcc/fortran/trans-openmp.c
View File

@ -1199,7 +1199,6 @@ gfc_omp_finish_clause (tree c, gimple_seq *pre_p)
{
OMP_CLAUSE_CHAIN (c4) = OMP_CLAUSE_CHAIN (last);
OMP_CLAUSE_CHAIN (last) = c4;
last = c4;
}
}

10
gcc/fortran/trans-types.c
View File

@ -1817,11 +1817,11 @@ gfc_get_array_descriptor_base (int dimen, int codimen, bool restricted)
TYPE_NAMELESS (fat_type) = 1;
/* Add the data member as the first element of the descriptor. */
decl = gfc_add_field_to_struct_1 (fat_type,
get_identifier ("data"),
(restricted
? prvoid_type_node
: ptr_type_node), &chain);
gfc_add_field_to_struct_1 (fat_type,
get_identifier ("data"),
(restricted
? prvoid_type_node
: ptr_type_node), &chain);
/* Add the base component. */
decl = gfc_add_field_to_struct_1 (fat_type,

3
gcc/fortran/trans.c
View File

@ -1014,9 +1014,6 @@ gfc_build_final_call (gfc_typespec ts, gfc_expr *final_wrapper, gfc_expr *var,
gfc_add_block_to_block (&block, &se.pre);
gcc_assert (se.post.head == NULL_TREE);
array = se.expr;
if (TREE_CODE (array) == ADDR_EXPR
&& POINTER_TYPE_P (TREE_TYPE (TREE_OPERAND (array, 0))))
tmp = TREE_OPERAND (array, 0);
if (!gfc_is_coarray (array_expr))
{

2
gcc/lra-eliminations.c
View File

@ -1053,7 +1053,7 @@ eliminate_regs_in_insn (rtx_insn *insn, bool replace_p, bool first_p,
PARALLEL since the new one still will, but we can't call
single_set without having put new body into the insn and the
re-recognition won't hurt in this rare case. */
id = lra_update_insn_recog_data (insn);
lra_update_insn_recog_data (insn);
}
/* Spill pseudos which are assigned to hard registers in SET. Add

1
gcc/reg-stack.c
View File

@ -484,7 +484,6 @@ check_asm_stack_operands (rtx_insn *insn)
if (which_alternative < 0)
{
malformed_asm = 1;
/* Avoid further trouble with this insn. */
PATTERN (insn) = gen_rtx_USE (VOIDmode, const0_rtx);
return 0;

1
gcc/tree-ssa-structalias.c
View File

@ -5955,7 +5955,6 @@ create_function_info_for (tree decl, const char *name, bool add_id,
gcc_assert (prev_vi->offset < argvi->offset);
prev_vi->next = argvi->id;
prev_vi = argvi;
}
return vi;

2
gcc/tree-vect-generic.c
View File

@ -1981,7 +1981,6 @@ expand_vector_operations_1 (gimple_stmt_iterator *gsi)
|| code == VEC_UNPACK_FLOAT_LO_EXPR
|| code == VEC_PACK_FLOAT_EXPR)
{
type = TREE_TYPE (rhs1);
/* We do not know how to scalarize those. */
return;
}
@ -2004,7 +2003,6 @@ expand_vector_operations_1 (gimple_stmt_iterator *gsi)
|| code == VEC_WIDEN_LSHIFT_HI_EXPR
|| code == VEC_WIDEN_LSHIFT_LO_EXPR)
{
type = TREE_TYPE (rhs1);
/* We do not know how to scalarize those. */
return;
}

6
libcpp/ChangeLog
View File

@ -1,3 +1,9 @@
2019-07-03 Martin Liska <mliska@suse.cz>
* line-map.c (linemap_get_expansion_filename): Remove
dead assignemts.
* mkdeps.c (make_write): Likewise.
2019-07-02 qing zhao <qing.zhao@oracle.com>
PR preprocessor/90581

3
libcpp/line-map.c
View File

@ -1160,8 +1160,7 @@ linemap_get_expansion_filename (struct line_maps *set,
if (location < RESERVED_LOCATION_COUNT)
return NULL;
location =
linemap_macro_loc_to_exp_point (set, location, &map);
linemap_macro_loc_to_exp_point (set, location, &map);
return LINEMAP_FILE (map);
}

2
libcpp/mkdeps.c
View File

@ -378,7 +378,7 @@ make_write (const struct mkdeps *d, FILE *fp, bool phony, unsigned int colmax)
column = make_write_vec (d->targets, fp, 0, colmax, d->quote_lwm);
fputs (":", fp);
column++;
column = make_write_vec (d->deps, fp, column, colmax);
make_write_vec (d->deps, fp, column, colmax);
fputs ("\n", fp);
if (phony)
for (unsigned i = 1; i < d->deps.size (); i++)