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Commit 5e3fef6c by Douglas B Rupp Committed by Douglas Rupp
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alpha.c: Include libfuncs.h 


	* config/alpha/alpha.c: Include libfuncs.h
	(avms_asm_output_extern): New function.
	(alpha_init_libfuncs): Init some decc libfuncs.
	* config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
	* config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
	(DO_CRTL_NAMES): Define.
	(LIB_SPEC): Remove.
	* config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
	(LONG_TYPE_SIZE): Define.
	(TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
	(SUBTARGET_SWITCHES): Define malloc64 switch.
	(TARGET_DEFAULT): Default MASK_MALLOC64 set.
	(MASK_RETURN_ADDR): Define.
	doc/invoke.texi (mmalloc64): Document switch.

From-SVN: r150614
parent 221cf9ab
Showing with 120 additions and 11 deletions
gcc/ChangeLog
2009-08-09 Douglas B Rupp <rupp@gnat.com>
* config/alpha/alpha.c: Include libfuncs.h
(avms_asm_output_extern): New function.
(alpha_init_libfuncs): Init some decc libfuncs.
* config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
* config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
(DO_CRTL_NAMES): Define.
(LIB_SPEC): Remove.
* config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
(LONG_TYPE_SIZE): Define.
(TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
(SUBTARGET_SWITCHES): Define malloc64 switch.
(TARGET_DEFAULT): Default MASK_MALLOC64 set.
(MASK_RETURN_ADDR): Define.
doc/invoke.texi (mmalloc64): Document switch.
2009-08-09 Olivier Hainque <hainque@adacore.com>
Douglas B Rupp <rupp@gnat.com>
......
gcc/config/alpha/alpha-protos.h
/* Prototypes for alpha.c functions used in the md file & elsewhere.
Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007
Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2009
Free Software Foundation, Inc.
This file is part of GCC.
......@@ -112,6 +112,7 @@ extern rtx alpha_use_linkage (rtx, tree, int, int);
#if TARGET_ABI_OPEN_VMS
extern enum avms_arg_type alpha_arg_type (enum machine_mode);
extern rtx alpha_arg_info_reg_val (CUMULATIVE_ARGS);
extern void avms_asm_output_external (FILE *, tree, const char *);
#endif
extern rtx unicosmk_add_call_info_word (rtx);
......
gcc/config/alpha/alpha.c
......@@ -57,6 +57,7 @@ along with GCC; see the file COPYING3. If not see
#include "tree-stdarg.h"
#include "tm-constrs.h"
#include "df.h"
#include "libfuncs.h"
/* Specify which cpu to schedule for. */
enum processor_type alpha_tune;
......@@ -8494,6 +8495,15 @@ alpha_end_function (FILE *file, const char *fnname, tree decl ATTRIBUTE_UNUSED)
}
}
#if TARGET_ABI_OPEN_VMS
void avms_asm_output_external (FILE *file, tree decl ATTRIBUTE_UNUSED, const char *name)
{
#ifdef DO_CRTL_NAMES
DO_CRTL_NAMES;
#endif
}
#endif
#if TARGET_ABI_OSF
/* Emit a tail call to FUNCTION after adjusting THIS by DELTA.
......@@ -10853,6 +10863,11 @@ alpha_init_libfuncs (void)
set_optab_libfunc (smod_optab, DImode, "OTS$REM_L");
set_optab_libfunc (umod_optab, SImode, "OTS$REM_UI");
set_optab_libfunc (umod_optab, DImode, "OTS$REM_UL");
abort_libfunc = init_one_libfunc ("decc$abort");
memcmp_libfunc = init_one_libfunc ("decc$memcmp");
#ifdef MEM_LIBFUNCS_INIT
MEM_LIBFUNCS_INIT;
#endif
}
}
......
gcc/config/alpha/vms.h
......@@ -73,6 +73,10 @@ along with GCC; see the file COPYING3. If not see
#define MAX_OFILE_ALIGNMENT 524288 /* 8 x 2^16 by DEC Ada Test CD40VRA */
/* The maximum alignment 'malloc' honors. */
#undef MALLOC_ALIGNMENT
#define MALLOC_ALIGNMENT ((TARGET_MALLOC64 ? 16 : 8) * BITS_PER_UNIT)
#undef FIXED_REGISTERS
#define FIXED_REGISTERS \
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \
......@@ -295,6 +299,55 @@ do { \
#define MD_UNWIND_SUPPORT "config/alpha/vms-unwind.h"
#endif
#define ASM_OUTPUT_EXTERNAL(FILE, DECL, NAME) \
avms_asm_output_external (FILE, DECL, NAME)
typedef struct crtl_name_spec
{
const char *const name;
const char *deccname;
int referenced;
} crtl_name_spec;
#include "config/vms/vms-crtl.h"
/* Alias CRTL names to 32/64bit DECCRTL functions.
Fixme: This should do a binary search. */
#define DO_CRTL_NAMES \
do \
{ \
int i; \
static crtl_name_spec vms_crtl_names[] = CRTL_NAMES; \
static int malloc64_init = 0; \
\
if ((malloc64_init == 0) && TARGET_MALLOC64) \
{ \
for (i=0; vms_crtl_names [i].name; i++) \
{ \
if (strcmp ("calloc", vms_crtl_names [i].name) == 0) \
vms_crtl_names [i].deccname = "decc$_calloc64"; \
else \
if (strcmp ("malloc", vms_crtl_names [i].name) == 0) \
vms_crtl_names [i].deccname = "decc$_malloc64"; \
else \
if (strcmp ("realloc", vms_crtl_names [i].name) == 0) \
vms_crtl_names [i].deccname = "decc$_realloc64"; \
else \
if (strcmp ("strdup", vms_crtl_names [i].name) == 0) \
vms_crtl_names [i].deccname = "decc$_strdup64"; \
} \
malloc64_init = 1; \
} \
for (i=0; vms_crtl_names [i].name; i++) \
if (!vms_crtl_names [i].referenced && \
(strcmp (name, vms_crtl_names [i].name) == 0)) \
{ \
fprintf (file, "\t%s=%s\n", \
name, vms_crtl_names [i].deccname); \
vms_crtl_names [i].referenced = 1; \
} \
} while (0)
/* This is how to output an assembler line
that says to advance the location counter
to a multiple of 2**LOG bytes. */
......@@ -361,9 +414,6 @@ do { \
#define ENDFILE_SPEC \
"%{!shared:crtend.o%s} %{!static:%{shared:crtendS.o%s}}"
#undef LIB_SPEC
#define LIB_SPEC "-lc"
#define NAME__MAIN "__gccmain"
#define SYMBOL__MAIN __gccmain
......
gcc/config/alpha/vms64.h
/* Output variables, constants and external declarations, for GNU compiler.
Copyright (C) 2001, 2007 Free Software Foundation, Inc.
Copyright (C) 2001, 2007, 2009 Free Software Foundation, Inc.
Contributed by Douglas Rupp (rupp@gnat.com).
This file is part of GCC.
......@@ -18,14 +18,36 @@ You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
/* Defaults to BITS_PER_WORD, e.g. 64 which is what is wanted.
This is incompatible with DEC C, but matches DEC Ada */
#undef TARGET_OS_CPP_BUILTINS
#define TARGET_OS_CPP_BUILTINS() \
do { \
builtin_define_std ("vms"); \
builtin_define_std ("VMS"); \
builtin_define ("__ALPHA"); \
builtin_assert ("system=vms"); \
builtin_define ("__IEEE_FLOAT"); \
builtin_define ("__LONG_POINTERS=1"); \
} while (0)
#undef SUBTARGET_SWITCHES
#define SUBTARGET_SWITCHES \
{ "malloc64", MASK_MALLOC64, "Malloc data into P2 space" },
#undef TARGET_DEFAULT
#define TARGET_DEFAULT (MASK_FPREGS | MASK_GAS | MASK_MALLOC64)
#undef LONG_TYPE_SIZE
#define LONG_TYPE_SIZE 64
#undef POINTER_SIZE
#define POINTER_SIZE 64
/* Eventhough pointers are 64bits, only 32bit ever remain significant in code
addresses. */
#define MASK_RETURN_ADDR (GEN_INT (0xffffffff))
/* Defaults to "long int" */
#undef SIZE_TYPE
#undef PTRDIFF_TYPE
#undef POINTERS_EXTEND_UNSIGNED
#undef POINTER_SIZE
#define POINTER_SIZE 64
# include "config/vms/vms-crtl-64.h"
gcc/doc/invoke.texi
......@@ -535,7 +535,7 @@ Objective-C and Objective-C++ Dialects}.
-mmemory-latency=@var{time}}
@emph{DEC Alpha/VMS Options}
@gccoptlist{-mvms-return-codes -mdebug-main=@var{prefix}}
@gccoptlist{-mvms-return-codes -mdebug-main=@var{prefix} -mmalloc64}
@emph{FR30 Options}
@gccoptlist{-msmall-model -mno-lsim}
......@@ -10601,6 +10601,10 @@ style condition (e.g.@: error) codes.
@opindex mdebug-main=@var{prefix}
Flag the first routine whose name starts with @var{prefix} as the main
routine for the debugger.
@item -mmalloc64
@opindex mmalloc64
Default to 64bit memory allocation routines.
@end table
@node FR30 Options
......
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