2006-04-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>

2006-04-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
	    Andreas Tobler  <a.tobler@schweiz.ch>

	* Makefile.am: Add PA_HPUX port.
	* Makefile.in: Regenerate.
	* include/Makefile.in: Likewise.
	* testsuite/Makefile.in: Likewise.
	* configure.ac: Add PA_HPUX rules.
	* configure: Regenerate.
	* src/pa/ffitarget.h: Rename linux target to PA_LINUX.
	Add PA_HPUX and PA64_HPUX.
	Rename FFI_LINUX ABI to FFI_PA32 ABI.
	(FFI_TRAMPOLINE_SIZE): Define for 32-bit HP-UX targets.
	(FFI_TYPE_SMALL_STRUCT2): Define.
	(FFI_TYPE_SMALL_STRUCT4): Likewise.
	(FFI_TYPE_SMALL_STRUCT8): Likewise.
	(FFI_TYPE_SMALL_STRUCT3): Redefine.
	(FFI_TYPE_SMALL_STRUCT5): Likewise.
	(FFI_TYPE_SMALL_STRUCT6): Likewise.
	(FFI_TYPE_SMALL_STRUCT7): Likewise.
	* src/pa/ffi.c (ROUND_DOWN): Delete.
	(fldw, fstw, fldd, fstd): Use '__asm__'.
	(ffi_struct_type): Add support for FFI_TYPE_SMALL_STRUCT2,
	FFI_TYPE_SMALL_STRUCT4 and FFI_TYPE_SMALL_STRUCT8.
	(ffi_prep_args_LINUX): Rename to ffi_prep_args_pa32. Update comment.
	Simplify incrementing of stack slot variable. Change type of local
	'n' to unsigned int.
	(ffi_size_stack_LINUX): Rename to ffi_size_stack_pa32. Handle long
	double on PA_HPUX.
	(ffi_prep_cif_machdep): Likewise.
	(ffi_call): Likewise.
	(ffi_closure_inner_LINUX): Rename to ffi_closure_inner_pa32. Change
	return type to ffi_status. Simplify incrementing of stack slot
	variable. Only copy floating point argument registers when PA_LINUX
	is true. Reformat debug statement.
	Add support for FFI_TYPE_SMALL_STRUCT2, FFI_TYPE_SMALL_STRUCT4 and
	FFI_TYPE_SMALL_STRUCT8.
	(ffi_closure_LINUX): Rename to ffi_closure_pa32. Add 'extern' to
	declaration.
	(ffi_prep_closure): Make linux trampoline conditional on PA_LINUX.
	Add nops to cache flush.  Add trampoline for PA_HPUX.
	* src/pa/hpux32.S: New file.
	* src/pa/linux.S (ffi_call_LINUX): Rename to ffi_call_pa32. Rename
	ffi_prep_args_LINUX to ffi_prep_args_pa32.
	Localize labels. Add support for 2, 4 and 8-byte small structs. Handle
	unaligned destinations in 3, 5, 6 and 7-byte small structs. Order
	argument type checks so that common argument types appear first.
	(ffi_closure_LINUX): Rename to ffi_closure_pa32. Rename
	ffi_closure_inner_LINUX to ffi_closure_inner_pa32.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@112719 138bc75d-0d04-0410-961f-82ee72b054a4