+++ /dev/null
-/* Definitions of target machine for GNU compiler, for DEC Alpha on Cray
- T3E running Unicos/Mk.
- Copyright (C) 2001
- Free Software Foundation, Inc.
- Contributed by Roman Lechtchinsky (rl@cs.tu-berlin.de)
-
-This file is part of GNU CC.
-
-GNU CC is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
-
-GNU CC is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GNU CC; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
-
-#undef TARGET_ABI_UNICOSMK
-#define TARGET_ABI_UNICOSMK 1
-
-/* CAM requires a slash before floating-pointing instruction suffixes. */
-
-#undef TARGET_AS_SLASH_BEFORE_SUFFIX
-#define TARGET_AS_SLASH_BEFORE_SUFFIX 1
-
-/* The following defines are necessary for the standard headers to work
- correctly. */
-
-#undef CPP_PREDEFINES
-#define CPP_PREDEFINES "-D__unix=1 -D_UNICOS=205 -D_CRAY=1 -D_CRAYT3E=1 -D_CRAYMPP=1 -D_CRAYIEEE=1 -D_ADDR64=1 -D_LD64=1 -D__UNICOSMK__ -D__INT_MAX__=9223372036854775807 -D__SHRT_MAX__=2147483647"
-
-/* Disable software floating point emulation because it requires a 16-bit
- type which we do not have. */
-
-#ifndef __GNUC__
-#undef REAL_ARITHMETIC
-#endif
-
-#define SHORT_TYPE_SIZE 32
-
-#undef INT_TYPE_SIZE
-#define INT_TYPE_SIZE 64
-
-/* This is consistent with the definition Cray CC uses. */
-#undef WCHAR_TYPE
-#define WCHAR_TYPE "int"
-#undef WCHAR_TYPE_SIZE
-#define WCHAR_TYPE_SIZE 64
-
-/*
-#define SIZE_TYPE "unsigned int"
-#define PTRDIFF_TYPE "int"
-*/
-
-/* Alphas are operated in big endian mode on the Cray T3E. */
-
-#undef BITS_BIG_ENDIAN
-#undef BYTES_BIG_ENDIAN
-#undef WORDS_BIG_ENDIAN
-#define BITS_BIG_ENDIAN 0
-#define BYTES_BIG_ENDIAN 1
-#define WORDS_BIG_ENDIAN 1
-
-
-/* Every structure's size must be a multiple of this. */
-
-#undef STRUCTURE_SIZE_BOUNDARY
-#define STRUCTURE_SIZE_BOUNDARY 64
-
-/* No data type wants to be aligned rounder than this. */
-
-#undef BIGGEST_ALIGNMENT
-#define BIGGEST_ALIGNMENT 256
-
-/* Include the frame pointer in fixed_regs and call_used_regs as it can't be
- used as a general-purpose register even in frameless functions.
- ??? The global_regs hack is needed for now because -O2 sometimes tries to
- eliminate $15 increments/decrements in frameless functions. */
-
-#undef CONDITIONAL_REGISTER_USAGE
-#define CONDITIONAL_REGISTER_USAGE \
- do { \
- fixed_regs[15] = 1; \
- call_used_regs[15] = 1; \
- global_regs[15] = 1; \
- } while(0)
-\f
-/* The stack frame grows downward. */
-
-#define FRAME_GROWS_DOWNWARD
-
-/* Define the offset between two registers, one to be eliminated, and the
- other its replacement, at the start of a routine. This is somewhat
- complicated on the T3E which is why we use a function. */
-
-extern int unicosmk_initial_elimination_offset PARAMS ((int, int));
-
-#undef INITIAL_ELIMINATION_OFFSET
-#define INITIAL_ELIMINATION_OFFSET(FROM, TO, OFFSET) \
- do { \
- (OFFSET) = unicosmk_initial_elimination_offset ((FROM), (TO)); \
- } while (0)
-
-
-/* Define this if stack space is still allocated for a parameter passed
- in a register. On the T3E, stack space is preallocated for all outgoing
- arguments, including those passed in registers. To avoid problems, we
- assume that at least 48 bytes (i.e. enough space for all arguments passed
- in registers) are allocated. */
-
-#define REG_PARM_STACK_SPACE(DECL) 48
-#define OUTGOING_REG_PARM_STACK_SPACE
-
-/* If an argument can't be passed in registers even though not all argument
- registers have been used yet, it is passed on the stack in the space
- preallocated for these registers. */
-
-#define STACK_PARMS_IN_REG_PARM_AREA
-
-/* This evaluates to nonzero if we do not know how to pass TYPE solely in
- registers. This is the case for all arguments that do not fit in two
- registers. */
-
-#define MUST_PASS_IN_STACK(MODE,TYPE) \
- ((TYPE) != 0 \
- && (TREE_CODE (TYPE_SIZE (TYPE)) != INTEGER_CST \
- || (TREE_ADDRESSABLE (TYPE) || ALPHA_ARG_SIZE (MODE, TYPE, 0) > 2)))
-
-/* Define a data type for recording info about an argument list
- during the scan of that argument list. This data type should
- hold all necessary information about the function itself
- and about the args processed so far, enough to enable macros
- such as FUNCTION_ARG to determine where the next arg should go.
-
- On Unicos/Mk, this is a structure that contains various information for
- the static subroutine information block (SSIB) and the call information
- word (CIW). */
-
-typedef struct {
-
- /* The overall number of arguments. */
- int num_args;
-
- /* The overall size of the arguments in words. */
- int num_arg_words;
-
- /* The number of words passed in registers. */
- int num_reg_words;
-
- /* If an argument must be passed in the stack, all subsequent arguments
- must be passed there, too. This flag indicates whether this is the
- case. */
- int force_stack;
-
- /* This array indicates whether a word is passed in an integer register or
- a floating point one. */
-
- /* For each of the 6 register arguments, the corresponding flag in this
- array indicates whether the argument is passed in an integer or a
- floating point register. */
- int reg_args_type[6];
-
-} unicosmk_arg_info;
-
-#undef CUMULATIVE_ARGS
-#define CUMULATIVE_ARGS unicosmk_arg_info
-
-/* Initialize a variable CUM of type CUMULATIVE_ARGS for a call to a
- function whose data type is FNTYPE. For a library call, FNTYPE is 0. */
-
-#undef INIT_CUMULATIVE_ARGS
-#define INIT_CUMULATIVE_ARGS(CUM,FNTYPE,LIBNAME,INDIRECT) \
- do { (CUM).num_args = 0; \
- (CUM).num_arg_words = 0; \
- (CUM).num_reg_words = 0; \
- (CUM).force_stack = 0; \
- } while(0)
-
-/* Update the data in CUM to advance over an argument of mode MODE and data
- type TYPE. (TYPE is null for libcalls where that information may not be
- available.)
-
- On Unicos/Mk, at most 6 words can be passed in registers. Structures
- which fit in two words are passed in registers, larger structures are
- passed on stack. */
-
-#undef FUNCTION_ARG_ADVANCE
-#define FUNCTION_ARG_ADVANCE(CUM, MODE, TYPE, NAMED) \
-do { \
- int size; \
- \
- size = ALPHA_ARG_SIZE (MODE, TYPE, NAMED); \
- \
- if (size > 2 || MUST_PASS_IN_STACK (MODE, TYPE) \
- || (CUM).num_reg_words + size > 6) \
- (CUM).force_stack = 1; \
- \
- if (! (CUM).force_stack) \
- { \
- int i; \
- int isfloat; \
- isfloat = (GET_MODE_CLASS (MODE) == MODE_COMPLEX_FLOAT \
- || GET_MODE_CLASS (MODE) == MODE_FLOAT); \
- for (i = 0; i < size; i++) \
- { \
- (CUM).reg_args_type[(CUM).num_reg_words] = isfloat; \
- ++(CUM).num_reg_words; \
- } \
- } \
- (CUM).num_arg_words += size; \
- ++(CUM).num_args; \
-} while(0)
-
-/* We want the default definition for this.
- ??? In fact, we should delete the definition from alpha.h as it
- corresponds to the default definition for little-endian machines. */
-
-#undef FUNCTION_ARG_PADDING
-
-/* An argument is passed either entirely in registers or entirely on stack. */
-
-#undef FUNCTION_ARG_PARTIAL_NREGS
-/* #define FUNCTION_ARG_PARTIAL_NREGS(CUM,MODE,TYPE,NAMED) 0 */
-
-/* Perform any needed actions needed for a function that is receiving a
- variable number of arguments.
-
- On Unicos/Mk, the standard subroutine __T3E_MISMATCH stores all register
- arguments on the stack. Unfortunately, it doesn't always store the first
- one (i.e. the one that arrives in $16 or $f16). This is not a problem
- with stdargs as we always have at least one named argument there. This is
- not always the case when varargs.h is used, however. In such cases, we
- have to store the first argument ourselves. We use the information from
- the CIW to determine whether the first argument arrives in $16 or $f16. */
-
-#undef SETUP_INCOMING_VARARGS
-#define SETUP_INCOMING_VARARGS(CUM,MODE,TYPE,PRETEND_SIZE,NO_RTL) \
-{ if ((CUM).num_reg_words < 6) \
- { \
- if (! (NO_RTL)) \
- { \
- int start; \
- \
- start = (CUM).num_reg_words; \
- if (!current_function_varargs || start == 0) \
- ++start; \
- \
- emit_insn (gen_umk_mismatch_args (GEN_INT (start))); \
- if (current_function_varargs && (CUM).num_reg_words == 0) \
- { \
- rtx tmp; \
- rtx int_label, end_label; \
- \
- tmp = gen_reg_rtx (DImode); \
- emit_move_insn (tmp, \
- gen_rtx_ZERO_EXTRACT (DImode, \
- gen_rtx_REG (DImode, 2),\
- (GEN_INT (1)), \
- (GEN_INT (7)))); \
- int_label = gen_label_rtx (); \
- end_label = gen_label_rtx (); \
- emit_insn (gen_cmpdi (tmp, GEN_INT (0))); \
- emit_jump_insn (gen_beq (int_label)); \
- emit_move_insn (gen_rtx_MEM (DFmode, virtual_incoming_args_rtx),\
- gen_rtx_REG (DFmode, 48)); \
- emit_jump (end_label); \
- emit_label (int_label); \
- emit_move_insn (gen_rtx_MEM (DImode, virtual_incoming_args_rtx),\
- gen_rtx_REG (DImode, 16)); \
- emit_label (end_label); \
- } \
- emit_insn (gen_arg_home_umk ()); \
- } \
- \
- PRETEND_SIZE = 0; \
- } \
-}
-
-/* This ensures that $15 increments/decrements in leaf functions won't get
- eliminated. */
-
-#undef EPILOGUE_USES
-#define EPILOGUE_USES(REGNO) ((REGNO) == 26 || (REGNO) == 15)
-
-/* Machine-specific function data. */
-
-struct machine_function
-{
- /* List of call information words for calls from this function. */
- struct rtx_def *first_ciw;
- struct rtx_def *last_ciw;
- int ciw_count;
-
- /* List of deferred case vectors. */
- struct rtx_def *addr_list;
-};
-
-/* Would have worked, only the stack doesn't seem to be executable
-#undef TRAMPOLINE_TEMPLATE
-#define TRAMPOLINE_TEMPLATE(FILE) \
-do { fprintf (FILE, "\tbr $1,0\n"); \
- fprintf (FILE, "\tldq $0,12($1)\n"); \
- fprintf (FILE, "\tldq $1,20($1)\n"); \
- fprintf (FILE, "\tjmp $31,(r0)\n"); \
- fprintf (FILE, "\tbis $31,$31,$31\n"); \
- fprintf (FILE, "\tbis $31,$31,$31\n"); \
-} while (0) */
-
-/* We don't support nested functions (yet). */
-
-#undef TRAMPOLINE_TEMPLATE
-#define TRAMPOLINE_TEMPLATE(FILE) abort ()
-\f
-/* Specify the machine mode that this machine uses for the index in the
- tablejump instruction. On Unicos/Mk, we don't support relative case
- vectors yet, thus the entries should be absolute addresses. */
-
-#undef CASE_VECTOR_MODE
-#define CASE_VECTOR_MODE DImode
-
-#undef CASE_VECTOR_PC_RELATIVE
-
-/* Define this as 1 if `char' should by default be signed; else as 0. */
-/* #define DEFAULT_SIGNED_CHAR 1 */
-
-/* The Cray assembler is really weird with respect to sections. It has only
- named sections and you can't reopen a section once it has been closed.
- This means that we have to generate unique names whenever we want to
- reenter the text or the data section. The following is a rather bad hack
- as TEXT_SECTION_ASM_OP and DATA_SECTION_ASM_OP are supposed to be
- constants. */
-
-#undef TEXT_SECTION_ASM_OP
-#define TEXT_SECTION_ASM_OP unicosmk_text_section ()
-
-#undef DATA_SECTION_ASM_OP
-#define DATA_SECTION_ASM_OP unicosmk_data_section ()
-
-/* There are ni read-only sections on Unicos/Mk. */
-
-#undef READONLY_DATA_SECTION
-#define READONLY_DATA_SECTION data_section
-
-/* Define extra sections for common data and SSIBs (static subroutine
- information blocks). The actual section header is output by the callers
- of these functions. */
-
-#undef EXTRA_SECTIONS
-#undef EXTRA_SECTION_FUNCTIONS
-
-#define EXTRA_SECTIONS in_common, in_ssib
-#define EXTRA_SECTION_FUNCTIONS \
-COMMON_SECTION \
-SSIB_SECTION
-
-extern void common_section PARAMS ((void));
-#define COMMON_SECTION \
-void \
-common_section () \
-{ \
- in_section = in_common; \
-}
-
-extern void ssib_section PARAMS ((void));
-#define SSIB_SECTION \
-void \
-ssib_section () \
-{ \
- in_section = in_ssib; \
-}
-
-/* A C expression which evaluates to true if declshould be placed into a
- unique section for some target-specific reason. On Unicos/Mk, functions
- and public variables are always placed in unique sections. */
-
-/*
-#define UNIQUE_SECTION_P(DECL) (TREE_PUBLIC (DECL) \
- || TREE_CODE (DECL) == FUNCTION_DECL)
-*/
-#define UNIQUE_SECTION(DECL, RELOC) unicosmk_unique_section (DECL, RELOC)
-
-/* This outputs text to go at the start of an assembler file. */
-
-#undef ASM_FILE_START
-#define ASM_FILE_START(FILE) unicosmk_asm_file_start (FILE)
-
-/* This outputs text to go at the end of an assembler file. */
-
-#undef ASM_FILE_END
-#define ASM_FILE_END(FILE) unicosmk_asm_file_end (FILE)
-
-/* We take care of that in ASM_FILE_START. */
-
-#undef ASM_OUTPUT_SOURCE_FILENAME
-
-/* There is no directive for declaring a label as global. Instead, an
- additional colon must be appended when the label is defined. */
-
-#undef ASM_GLOBALIZE_LABEL
-#define ASM_GLOBALIZE_LABEL(FILE,NAME)
-
-/* This is how to output a label for a jump table. Arguments are the same as
- for ASM_OUTPUT_INTERNAL_LABEL, except the insn for the jump table is
- passed. */
-
-#undef ASM_OUTPUT_CASE_LABEL
-#define ASM_OUTPUT_CASE_LABEL(FILE,PREFIX,NUM,TABLEINSN) \
- ASM_OUTPUT_INTERNAL_LABEL (FILE, PREFIX, NUM)
-
-/* CAM has some restrictions with respect to string literals. It won't
- accept lines with more that 256 characters which means that we have
- to split long strings. Moreover, it only accepts escape sequences of
- the form \nnn in the range 0 to 127. We generate .byte directives for
- escapes characters greater than 127. And finally, ` must be escaped. */
-
-#undef ASM_OUTPUT_ASCII
-#define ASM_OUTPUT_ASCII(MYFILE, MYSTRING, MYLENGTH) \
- do { \
- FILE *_hide_asm_out_file = (MYFILE); \
- const unsigned char *_hide_p = (const unsigned char *) (MYSTRING); \
- int _hide_thissize = (MYLENGTH); \
- int _size_so_far = 0; \
- { \
- FILE *asm_out_file = _hide_asm_out_file; \
- const unsigned char *p = _hide_p; \
- int thissize = _hide_thissize; \
- int in_ascii = 0; \
- int i; \
- \
- for (i = 0; i < thissize; i++) \
- { \
- register int c = p[i]; \
- \
- if (c > 127) \
- { \
- if (in_ascii) \
- { \
- fprintf (asm_out_file, "\"\n"); \
- in_ascii = 0; \
- } \
- \
- fprintf (asm_out_file, "\t.byte\t%d\n", c); \
- } \
- else \
- { \
- if (! in_ascii) \
- { \
- fprintf (asm_out_file, "\t.ascii\t\""); \
- in_ascii = 1; \
- _size_so_far = 0; \
- } \
- else if (_size_so_far >= 64) \
- { \
- fprintf (asm_out_file, "\"\n\t.ascii\t\""); \
- _size_so_far = 0; \
- } \
- \
- if (c == '\"' || c == '\\' || c == '`') \
- putc ('\\', asm_out_file); \
- if (c >= ' ') \
- putc (c, asm_out_file); \
- else \
- fprintf (asm_out_file, "\\%.3o", c); \
- ++ _size_so_far; \
- } \
- } \
- if (in_ascii) \
- fprintf (asm_out_file, "\"\n"); \
- } \
- } while(0)
-
-/* This is how to output an element of a case-vector that is absolute. */
-
-#undef ASM_OUTPUT_ADDR_VEC_ELT
-#define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \
- fprintf (FILE, "\t.quad $L%d\n", (VALUE))
-
-/* This is how to output an element of a case-vector that is relative.
- (Unicos/Mk does not use such vectors yet). */
-
-#undef ASM_OUTPUT_ADDR_DIFF_ELT
-#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) abort ()
-
-/* We can't output case vectors in the same section as the function code
- because CAM doesn't allow data definitions in code sections. Thus, we
- simply record the case vectors and put them in a separate section after
- the function. */
-
-#define ASM_OUTPUT_ADDR_VEC(LAB,VEC) \
- unicosmk_defer_case_vector ((LAB),(VEC))
-
-#define ASM_OUTPUT_ADDR_DIFF_VEC(LAB,VEC) abort ()
-
-/* This is how to output an assembler line that says to advance the location
- counter to a multiple of 2**LOG bytes. Annoyingly, CAM always uses zeroes
- to fill the unused space which does not work in code sections. We have to
- be careful not to use the .align directive in code sections. */
-
-#undef ASM_OUTPUT_ALIGN
-#define ASM_OUTPUT_ALIGN(STREAM,LOG) unicosmk_output_align (STREAM, LOG)
-
-/* This is how to advance the location counter by SIZE bytes. */
-
-#undef ASM_OUTPUT_SKIP
-#define ASM_OUTPUT_SKIP(STREAM,SIZE) \
- fprintf ((STREAM), "\t.byte\t0:%d\n", (SIZE));
-
-/* This says how to output an assembler line to define a global common
- symbol. We need the alignment information because it has to be supplied
- in the section header. */
-
-#undef ASM_OUTPUT_COMMON
-#define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN) \
- unicosmk_output_common ((FILE), (NAME), (SIZE), (ALIGN))
-
-/* This says how to output an assembler line to define a local symbol. */
-
-#undef ASM_OUTPUT_LOCAL
-#define ASM_OUTPUT_ALIGNED_LOCAL(FILE, NAME, SIZE, ALIGN) \
- do { data_section (); \
- fprintf (FILE, "\t.align\t%d\n", floor_log2 ((ALIGN) / BITS_PER_UNIT));\
- ASM_OUTPUT_LABEL ((FILE), (NAME)); \
- fprintf (FILE, "\t.byte 0:%d\n", SIZE); \
- } while (0)
-
-/* CAM does not allow us to declare a symbol as external first and then
- define it in the same file later. Thus, we keep a list of all external
- references, remove all symbols defined locally from it and output it at
- the end of the asm file. */
-
-#define ASM_OUTPUT_EXTERNAL(FILE,DECL,NAME) \
- unicosmk_add_extern ((NAME))
-
-#define ASM_OUTPUT_EXTERNAL_LIBCALL(STREAM,SYMREF) \
- unicosmk_add_extern (XSTR ((SYMREF), 0))
-
-/* This is how to declare an object. We don't have to output anything if
- it is a global variable because those go into unique `common' sections
- and the section name is globally visible. For local variables, we simply
- output the label. In any case, we have to record that no extern
- declaration should be generated for the symbol. */
-
-#define ASM_DECLARE_OBJECT_NAME(STREAM,NAME,DECL) \
- do { tree name_tree; \
- name_tree = get_identifier ((NAME)); \
- TREE_ASM_WRITTEN (name_tree) = 1; \
- if (!TREE_PUBLIC (DECL)) \
- { \
- assemble_name (STREAM, NAME); \
- fputs (":\n", STREAM); \
- } \
- } while(0)
-
-/*
-#define ASM_OUTPUT_SECTION_NAME(STREAM, DECL, NAME, RELOC) \
- unicosmk_output_section_name ((STREAM), (DECL), (NAME), (RELOC))
-*/
-
-/* Switch into a generic section. */
-#define TARGET_ASM_NAMED_SECTION unicosmk_asm_named_section
-
-#undef ASM_OUTPUT_MAX_SKIP_ALIGN
-#define ASM_OUTPUT_MAX_SKIP_ALIGN(STREAM,POWER,MAXSKIP)
-\f
-/* We have to define these because we do not use the floating-point
- emulation. Unfortunately, atof does not accept hex literals. */
-
-#ifndef REAL_ARITHMETIC
-#define REAL_VALUE_ATOF(x,s) atof(x)
-#define REAL_VALUE_HTOF(x,s) atof(x)
-
-#define REAL_VALUE_TO_TARGET_SINGLE(IN, OUT) \
-do { \
- union { \
- float f; \
- HOST_WIDE_INT l; \
- } u; \
- \
- u.f = (IN); \
- (OUT) = (u.l >> 32) & 0xFFFFFFFF; \
-} while (0)
-
-#define REAL_VALUE_TO_TARGET_DOUBLE(IN, OUT) \
-do { \
- union { \
- REAL_VALUE_TYPE f; \
- HOST_WIDE_INT l; \
- } u; \
- \
- u.f = (IN); \
- (OUT)[0] = (u.l >> 32) & 0xFFFFFFFF; \
- (OUT)[1] = (u.l & 0xFFFFFFFF); \
-} while (0)
-
-#endif
-
-#undef NM_FLAGS
-
-#undef OBJECT_FORMAT_COFF
-
-/* We cannot generate debugging information on Unicos/Mk. */
-
-#undef SDB_DEBUGGING_INFO
-#undef MIPS_DEBUGGING_INFO
-#undef DBX_DEBUGGING_INFO
-#undef DWARF_DEBUGGING_INFO
-#undef DWARF2_DEBUGGING_INFO
-#undef DWARF2_UNWIND_INFO
-#undef INCOMING_RETURN_ADDR_RTX
-
-
-/* We use the functions provided by the system library for integer
- division. */
-
-#undef UDIVDI3_LIBCALL
-#undef DIVDI3_LIBCALL
-#define UDIVDI3_LIBCALL "$uldiv"
-#define DIVDI3_LIBCALL "$sldiv"
-
-/* This is necessary to prevent gcc from generating calls to __divsi3. */
-
-#define INIT_TARGET_OPTABS \
- do { \
- sdiv_optab->handlers[(int) SImode].libfunc = NULL_RTX; \
- udiv_optab->handlers[(int) SImode].libfunc = NULL_RTX; \
- } while (0)
-
-#undef ASM_OUTPUT_SOURCE_LINE
-
-/* We don't need a start file. */
-
-#undef STARTFILE_SPEC
-#define STARTFILE_SPEC ""
-
-/* These are the libraries we have to link with.
- ??? The Craylibs directory should be autoconfed. */
-#undef LIB_SPEC
-#define LIB_SPEC "-L/opt/ctl/craylibs/craylibs -lu -lm -lc -lsma"
-
-#undef BUILD_VA_LIST_TYPE
-#undef EXPAND_BUILTIN_VA_START
-#undef EXPAND_BUILTIN_VA_ARG
-
-#define EH_FRAME_IN_DATA_SECTION 1