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tcg: Merge tcg_register_helper into tcg_context_init 

Eliminates the repeated checks for having created
the s->helpers hash table.

Signed-off-by: Richard Henderson <rth@twiddle.net>
master
Richard Henderson 2013-09-14 16:44:31 -07:00
parent 4953ee6271
commit 84fd9dd3f7
2 changed files with 6 additions and 16 deletions
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21
tcg/tcg.c
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@ -288,6 +288,7 @@ void tcg_context_init(TCGContext *s)
TCGOpDef *def; TCGOpDef *def;
TCGArgConstraint *args_ct; TCGArgConstraint *args_ct;
int *sorted_args; int *sorted_args;
GHashTable *helper_table;
memset(s, 0, sizeof(*s)); memset(s, 0, sizeof(*s));
s->nb_globals = 0; s->nb_globals = 0;
@ -314,8 +315,12 @@ void tcg_context_init(TCGContext *s)
} }
/* Register helpers. */ /* Register helpers. */
/* Use g_direct_hash/equal for direct pointer comparisons on func. */
s->helpers = helper_table = g_hash_table_new(NULL, NULL);
for (i = 0; i < ARRAY_SIZE(all_helpers); ++i) { for (i = 0; i < ARRAY_SIZE(all_helpers); ++i) {
tcg_register_helper(all_helpers[i].func, all_helpers[i].name); g_hash_table_insert(helper_table, (gpointer)all_helpers[i].func,
(gpointer)all_helpers[i].name);
} }
tcg_target_init(s); tcg_target_init(s);
@ -653,20 +658,6 @@ int tcg_check_temp_count(void)
} }
#endif #endif
void tcg_register_helper(void *func, const char *name)
{
TCGContext *s = &tcg_ctx;
GHashTable *table = s->helpers;
if (table == NULL) {
/* Use g_direct_hash/equal for direct pointer comparisons on func. */
table = g_hash_table_new(NULL, NULL);
s->helpers = table;
}
g_hash_table_insert(table, (gpointer)func, (gpointer)name);
}
/* Note: we convert the 64 bit args to 32 bit and do some alignment /* Note: we convert the 64 bit args to 32 bit and do some alignment
and endian swap. Maybe it would be better to do the alignment and endian swap. Maybe it would be better to do the alignment
and endian swap in tcg_reg_alloc_call(). */ and endian swap in tcg_reg_alloc_call(). */

1
tcg/tcg.h
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@ -672,7 +672,6 @@ TCGArg *tcg_optimize(TCGContext *s, uint16_t *tcg_opc_ptr, TCGArg *args,
TCGOpDef *tcg_op_def); TCGOpDef *tcg_op_def);
/* only used for debugging purposes */ /* only used for debugging purposes */
void tcg_register_helper(void *func, const char *name);
void tcg_dump_ops(TCGContext *s); void tcg_dump_ops(TCGContext *s);
void dump_ops(const uint16_t *opc_buf, const TCGArg *opparam_buf); void dump_ops(const uint16_t *opc_buf, const TCGArg *opparam_buf);