[patch i386]: Enable ms_abi/sysv_abi and add testcases

[Kai Tietz]

Hi

2008/6/20 Kai Tietz <Kai.Tietz@onevision.com>:
> Joseph,
>
>> Why is this patch adding built-in functions in the user's namespace such
>
>> as ms_va_start?  Only the __builtin versions should be needed; any
>> user-namespace versions should go in a target-specific header users need
>
>> to include explicitly.
>
> These I can remove. I just didn't planed to add a target-specific header
> file. But I will do this, when the patch works and I add the new user
> header file. Fine?

I removed the builtins without the __builtin_ prefix. Additionally I
add an new cross-stdarg.h file for x86_64. Maybe we could add it to
the i?86-*-* section in config.gcc, too.

2008-06-21  Kai Tietz  <kai.tietz@onevision.com>

	* config.gcc (extra_headers): Add cross-stdarg.h for target
	x86_64-*-*.
	* config/i386/cross-stdarg.h: New.
	* builtins.c (std_cfun_abi_va_list): New.
	(std_type_abi_va_list): New.
	(stabilize_va_list): Replace va_list_type_node use by
	mtarget.type_abi_va_list.
	(gimplify_va_arg_expr): Likewise.
	(expand_builtin_va_copy): Replace va_list_type_node use by
	mtarget.cfun_abi_va_list.
	* tree-sra.c (decl_can_be_decomposed_p): Replace
	va_list_type_node use by mtarget.type_abi_va_list.
	* tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
	* tree-stdarg.c (execute_optimize_stdarg): Likewise.
	* c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
	* config/i386/i386-protos.h (ix86_get_valist_type): New.
	(ix86_enum_va_list): New.
	* config/i386/i386.c (sysv_va_list_type_node): New.
	(ms_va_list_type_node): New.
	(ix86_function_type_abi): Remove sorry.
	(ix86_build_builtin_va_list_abi): New.
	(ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
	for 64-bit targets.
	(ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
	(build_function_type_list_ellipsis): New helper.
	(ix86_init_builtins_va_builtins_abi): New.
	(ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
	for 64-bit targets.
	(ix86_handle_abi_attribute): New.
	(attribute_spec): Add sysv_abi and ms_abi.
	(ix86_cfun_abi_va_list): New.
	(ix86_type_abi_va_list): New.
	(ix86_enum_va_list): New.
	(TARGET_CFUN_ABI_VA_LIST): New.
	(TARGET_TYPE_ABI_VA_LIST): New.
	* config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
	* doc/tm.texi (TARGET_CFUN_ABI_VA_LIST): New.
	(TARGET_TYPE_ABI_VA_LIST): New.
	(TARGET_ENUM_VA_LIST): New.
	* expr.h (std_cfun_abi_va_list): New.
	(std_type_abi_va_list): New.
	* target-def.h (TARGET_CFUN_ABI_VA_LIST): New.
	(TARGET_TYPE_ABI_VA_LIST): New.
	(TARGET_INITIALIZER): Add TARGET_CFUN_ABI_VA_LIST and
	TARGET_TYPE_ABI_VA_LIST.
	* target.h (struct gcc_target): Add cfun_abi_va_list hook
	and type_abi_va_list hook.


2008-06-21  Kai Tietz  <kai.tietz@onevision.com>

	* gcc.dg/callabi/callabi.h: New.
	* gcc.dg/callabi/vaarg-1.c: New.
	* gcc.dg/callabi/vaarg-2.c: New.
	* gcc.dg/callabi/vaarg-3.c: New.
	* gcc.dg/callabi/func-1.c: New.

Is this patch of for apply on trunk?

Cheers,
Kai

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