extend.texi: Clarify use of __attribute__((naked)).

extend.texi: Clarify use of __attribute__((naked)).

gcc/

2008-05-23  Paul Brook  <paul@codesourcery.com>
	    Carlos O'Donell  <carlos@codesourcery.com>

	* doc/extend.texi: Clarify use of __attribute__((naked)).
	* doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
	* target.h (gcc_target): Add allocate_stack_slots_for_args.
	* function.c (use_register_for_decl): Use
	targetm.calls.allocate_stack_slots_for_args.
	* target-def.h (TARGET_CALLS): Add
	TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
	* config/arm/arm.c (arm_allocate_stack_slots_for_args):
	New function.
	(TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.

gcc/testsuite/

2008-05-23  Paul Brook  <paul@codesourcery.com>
	    Carlos O'Donell  <carlos@codesourcery.com>

	* gcc.target/arm/naked-1.c: New test.
	* gcc.target/arm/naked-2.c: New test.

Co-Authored-By: Carlos O'Donell <carlos@codesourcery.com>
From-SVN: r135831