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builtins.c (expand_builtin): Handle bcmp.

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* builtins.c (expand_builtin): Handle bcmp.

	* builtins.def: Add BUILT_IN_BCMP.

	* c-common.c (c_common_nodes_and_builtins): Provide builtin
	prototype & function for bcmp.

From-SVN: r32715
This commit is contained in:
Kaveh R. Ghazi 2000-03-23 21:32:10 +00:00 committed by Kaveh Ghazi
parent d4daa0b423
commit 4b2a62db33
4 changed files with 43 additions and 3 deletions
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9
gcc/ChangeLog
View File

@ -1,3 +1,12 @@
2000-03-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (expand_builtin): Handle bcmp.
* builtins.def: Add BUILT_IN_BCMP.
* c-common.c (c_common_nodes_and_builtins): Provide builtin
prototype & function for bcmp.
Thu Mar 23 11:34:39 2000 Jim Wilson <wilson@cygnus.com>
* config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC): Move case 6...

3
gcc/builtins.c
View File

@ -2313,6 +2313,7 @@ expand_builtin (exp, target, subtarget, mode, ignore)
&& (fcode == BUILT_IN_SIN || fcode == BUILT_IN_COS
|| fcode == BUILT_IN_FSQRT || fcode == BUILT_IN_MEMSET
|| fcode == BUILT_IN_MEMCPY || fcode == BUILT_IN_MEMCMP
|| fcode == BUILT_IN_BCMP
|| fcode == BUILT_IN_STRLEN || fcode == BUILT_IN_STRCPY
|| fcode == BUILT_IN_STRCMP || fcode == BUILT_IN_FFS))
return expand_call (exp, target, ignore);
@ -2460,6 +2461,7 @@ expand_builtin (exp, target, subtarget, mode, ignore)
return target;
break;
case BUILT_IN_BCMP:
case BUILT_IN_MEMCMP:
target = expand_builtin_memcmp (exp, arglist, target);
if (target)
@ -2467,6 +2469,7 @@ expand_builtin (exp, target, subtarget, mode, ignore)
break;
#else
case BUILT_IN_STRCMP:
case BUILT_IN_BCMP:
case BUILT_IN_MEMCMP:
break;
#endif

1
gcc/builtins.def
View File

@ -33,6 +33,7 @@ DEF_BUILTIN(BUILT_IN_FREM)
DEF_BUILTIN(BUILT_IN_MEMCPY)
DEF_BUILTIN(BUILT_IN_MEMCMP)
DEF_BUILTIN(BUILT_IN_MEMSET)
DEF_BUILTIN(BUILT_IN_BCMP)
DEF_BUILTIN(BUILT_IN_STRCPY)
DEF_BUILTIN(BUILT_IN_STRCMP)
DEF_BUILTIN(BUILT_IN_STRLEN)

33
gcc/c-common.c
View File

@ -3462,10 +3462,11 @@ c_common_nodes_and_builtins (cplus_mode, no_builtins, no_nonansi_builtins)
{
tree temp;
tree memcpy_ftype, memset_ftype, strlen_ftype;
tree bcmp_ftype;
tree endlink, int_endlink, double_endlink, unsigned_endlink;
tree sizetype_endlink;
tree ptr_ftype, ptr_ftype_unsigned;
tree void_ftype_any, void_ftype_int;
tree void_ftype_any, void_ftype_int, int_ftype_any;
tree double_ftype_double, double_ftype_double_double;
tree float_ftype_float, ldouble_ftype_ldouble;
tree int_ftype_cptr_cptr_sizet;
@ -3473,6 +3474,10 @@ c_common_nodes_and_builtins (cplus_mode, no_builtins, no_nonansi_builtins)
tree long_ftype_long;
/* Either char* or void*. */
tree traditional_ptr_type_node;
/* Either const char* or const void*. */
tree traditional_cptr_type_node;
tree traditional_len_type_node;
tree traditional_len_endlink;
tree va_list_ptr_type_node;
tree va_list_arg_type_node;
@ -3503,6 +3508,7 @@ c_common_nodes_and_builtins (cplus_mode, no_builtins, no_nonansi_builtins)
/* We realloc here because sizetype could be int or unsigned. S'ok. */
ptr_ftype_sizetype = build_function_type (ptr_type_node, sizetype_endlink);
int_ftype_any = build_function_type (integer_type_node, NULL_TREE);
void_ftype_any = build_function_type (void_type_node, NULL_TREE);
void_ftype = build_function_type (void_type_node, endlink);
void_ftype_int = build_function_type (void_type_node, int_endlink);
@ -3551,6 +3557,11 @@ c_common_nodes_and_builtins (cplus_mode, no_builtins, no_nonansi_builtins)
const_string_type_node,
endlink)));
traditional_len_type_node = (flag_traditional && ! cplus_mode
? integer_type_node : sizetype);
traditional_len_endlink = tree_cons (NULL_TREE, traditional_len_type_node,
endlink);
/* Prototype for strcmp. */
int_ftype_string_string
= build_function_type (integer_type_node,
@ -3561,13 +3572,14 @@ c_common_nodes_and_builtins (cplus_mode, no_builtins, no_nonansi_builtins)
/* Prototype for strlen. */
strlen_ftype
= build_function_type ((flag_traditional && ! cplus_mode
? integer_type_node : sizetype),
= build_function_type (traditional_len_type_node,
tree_cons (NULL_TREE, const_string_type_node,
endlink));
traditional_ptr_type_node = (flag_traditional && ! cplus_mode
? string_type_node : ptr_type_node);
traditional_cptr_type_node = (flag_traditional && ! cplus_mode
? const_string_type_node : const_ptr_type_node);
/* Prototype for memcpy. */
memcpy_ftype
@ -3585,6 +3597,14 @@ c_common_nodes_and_builtins (cplus_mode, no_builtins, no_nonansi_builtins)
sizetype,
endlink))));
/* Prototype for bcmp. */
bcmp_ftype
= build_function_type (integer_type_node,
tree_cons (NULL_TREE, traditional_cptr_type_node,
tree_cons (NULL_TREE,
traditional_cptr_type_node,
traditional_len_endlink)));
builtin_function ("__builtin_constant_p", default_function_type,
BUILT_IN_CONSTANT_P, BUILT_IN_NORMAL, NULL_PTR);
@ -3618,6 +3638,11 @@ c_common_nodes_and_builtins (cplus_mode, no_builtins, no_nonansi_builtins)
TREE_SIDE_EFFECTS (temp) = 1;
/* Suppress error if redefined as a non-function. */
DECL_BUILT_IN_NONANSI (temp) = 1;
temp = builtin_function ("bcmp",
cplus_mode ? bcmp_ftype : int_ftype_any,
BUILT_IN_BCMP, BUILT_IN_NORMAL, NULL_PTR);
DECL_BUILT_IN_NONANSI (temp) = 1;
}
builtin_function ("__builtin_abs", int_ftype_int, BUILT_IN_ABS,
@ -3723,6 +3748,8 @@ c_common_nodes_and_builtins (cplus_mode, no_builtins, no_nonansi_builtins)
BUILT_IN_MEMCMP, BUILT_IN_NORMAL, "memcmp");
builtin_function ("__builtin_memset", memset_ftype, BUILT_IN_MEMSET,
BUILT_IN_NORMAL, "memset");
builtin_function ("__builtin_bcmp", bcmp_ftype,
BUILT_IN_BCMP, BUILT_IN_NORMAL, "bcmp");
builtin_function ("__builtin_strcmp", int_ftype_string_string,
BUILT_IN_STRCMP, BUILT_IN_NORMAL, "strcmp");
builtin_function ("__builtin_strcpy", string_ftype_ptr_ptr,