/* Definitions of target machine for GNU compiler. NEC V850 series
- Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
+ Free Software Foundation, Inc.
Contributed by Jeff Law (law@cygnus.com).
-This file is part of GNU CC.
+ 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 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.
+ 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. */
+ 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. */
#ifndef GCC_V850_H
#define GCC_V850_H
-#include "svr4.h" /* Automatically does #undef CPP_PREDEFINES */
-
/* These are defiend in svr4.h but we want to override them. */
#undef ASM_FINAL_SPEC
#undef LIB_SPEC
#undef STARTFILE_SPEC
#undef ASM_SPEC
-
#define TARGET_CPU_generic 1
+#define TARGET_CPU_v850e 2
#ifndef TARGET_CPU_DEFAULT
#define TARGET_CPU_DEFAULT TARGET_CPU_generic
#define SUBTARGET_CPP_SPEC "%{!mv*:-D__v850__}"
#define TARGET_VERSION fprintf (stderr, " (NEC V850)");
+/* Choose which processor will be the default.
+ We must pass a -mv850xx option to the assembler if no explicit -mv* option
+ is given, because the assembler's processor default may not be correct. */
+#if TARGET_CPU_DEFAULT == TARGET_CPU_v850e
+#undef MASK_DEFAULT
+#define MASK_DEFAULT MASK_V850E
+#undef SUBTARGET_ASM_SPEC
+#define SUBTARGET_ASM_SPEC "%{!mv*:-mv850e}"
+#undef SUBTARGET_CPP_SPEC
+#define SUBTARGET_CPP_SPEC "%{!mv*:-D__v850e__}"
+#undef TARGET_VERSION
+#define TARGET_VERSION fprintf (stderr, " (NEC V850E)");
+#endif
#define ASM_SPEC "%{mv*:-mv%*}"
-#define CPP_SPEC "%{mv850ea:-D__v850ea__} %{mv850e:-D__v850e__} %{mv850:-D__v850__} %(subtarget_cpp_spec)"
+#define CPP_SPEC "%{mv850e:-D__v850e__} %{mv850:-D__v850__} %(subtarget_cpp_spec)"
#define EXTRA_SPECS \
{ "subtarget_asm_spec", SUBTARGET_ASM_SPEC }, \
#define MASK_CPU 0x00000030
#define MASK_V850 0x00000010
+#define MASK_V850E 0x00000020
+#define MASK_SMALL_SLD 0x00000040
#define MASK_BIG_SWITCH 0x00000100
+#define MASK_NO_APP_REGS 0x00000200
+#define MASK_DISABLE_CALLT 0x00000400
+#define MASK_STRICT_ALIGN 0x00000800
+
+#define MASK_US_BIT_SET 0x00001000
+#define MASK_US_MASK_SET 0x00002000
/* Macros used in the machine description to test the flags. */
/* Whether to emit 2 byte per entry or 4 byte per entry switch tables. */
#define TARGET_BIG_SWITCH (target_flags & MASK_BIG_SWITCH)
-/* General debug flag */
-#define TARGET_DEBUG (target_flags & MASK_DEBUG)
+/* General debug flag. */
+#define TARGET_DEBUG (target_flags & MASK_DEBUG)
+#define TARGET_V850E ((target_flags & MASK_V850E) == MASK_V850E)
+
+#define TARGET_US_BIT_SET (target_flags & MASK_US_BIT_SET)
+
+/* Whether to assume that the SLD.B and SLD.H instructions only have small
+ displacement fields, thus allowing the generated code to run on any of
+ the V850 range of processors. */
+#define TARGET_SMALL_SLD (target_flags & MASK_SMALL_SLD)
+
+/* True if callt will not be used for function prolog & epilog. */
+#define TARGET_DISABLE_CALLT (target_flags & MASK_DISABLE_CALLT)
+
+/* False if r2 and r5 can be used by the compiler. True if r2
+ and r5 are to be fixed registers (for compatibility with GHS). */
+#define TARGET_NO_APP_REGS (target_flags & MASK_NO_APP_REGS)
+
+#define TARGET_STRICT_ALIGN (target_flags & MASK_STRICT_ALIGN)
/* Macro to define tables used to set the flags.
This is a list in braces of pairs in braces,
{ "v850", MASK_V850, \
N_("Compile for the v850 processor") }, \
{ "v850", -(MASK_V850 ^ MASK_CPU), "" }, \
+ { "v850e", MASK_V850E, N_("Compile for v850e processor") }, \
+ { "v850e", -(MASK_V850E ^ MASK_CPU), "" }, /* Make sure that the other bits are cleared. */ \
+ { "small-sld", MASK_SMALL_SLD, N_("Enable the use of the short load instructions") }, \
+ { "no-small-sld", -MASK_SMALL_SLD, "" }, \
+ { "disable-callt", MASK_DISABLE_CALLT, \
+ N_("Do not use the callt instruction") }, \
+ { "no-disable-callt", -MASK_DISABLE_CALLT, "" }, \
+ { "US-bit-set", (MASK_US_BIT_SET | MASK_US_MASK_SET), "" }, \
+ { "no-US-bit-set", -MASK_US_BIT_SET, "" }, \
+ { "no-US-bit-set", MASK_US_MASK_SET, "" }, \
+ { "app-regs", -MASK_NO_APP_REGS, "" }, \
+ { "no-app-regs", MASK_NO_APP_REGS, \
+ N_("Do not use registers r2 and r5") }, \
+ { "strict-align", MASK_STRICT_ALIGN, \
+ N_("Enfore strict alignment") }, \
+ { "no-strict-align", -MASK_STRICT_ALIGN, "" }, \
{ "big-switch", MASK_BIG_SWITCH, \
N_("Use 4 byte entries in switch tables") },\
{ "", MASK_DEFAULT, ""}}
extern struct small_memory_info small_memory[(int)SMALL_MEMORY_max];
-/* This macro is similar to `TARGET_SWITCHES' but defines names of
- command options that have values. Its definition is an
- initializer with a subgrouping for each command option.
-
- Each subgrouping contains a string constant, that defines the
- fixed part of the option name, and the address of a variable. The
- variable, type `char *', is set to the variable part of the given
- option if the fixed part matches. The actual option name is made
- by appending `-m' to the specified name.
-
- Here is an example which defines `-mshort-data-NUMBER'. If the
- given option is `-mshort-data-512', the variable `m88k_short_data'
- will be set to the string `"512"'.
-
- extern char *m88k_short_data;
- #define TARGET_OPTIONS \
- { { "short-data-", &m88k_short_data } } */
-
#define TARGET_OPTIONS \
{ \
{ "tda=", &small_memory[ (int)SMALL_MEMORY_TDA ].value, \
LEVEL is the optimization level specified; 2 if `-O2' is
specified, 1 if `-O' is specified, and 0 if neither is specified.
- SIZE is non-zero if `-Os' is specified, 0 otherwise.
+ SIZE is nonzero if `-Os' is specified, 0 otherwise.
You should not use this macro to change options that are not
machine-specific. These should uniformly selected by the same
#define OPTIMIZATION_OPTIONS(LEVEL,SIZE) \
{ \
+ target_flags |= MASK_STRICT_ALIGN; \
if (LEVEL) \
target_flags |= (MASK_EP | MASK_PROLOG_FUNCTION); \
}
This is not true on the NEC V850. */
#define WORDS_BIG_ENDIAN 0
-/* Number of bits in an addressable storage unit */
-#define BITS_PER_UNIT 8
-
-/* Width in bits of a "word", which is the contents of a machine register.
- Note that this is not necessarily the width of data type `int';
- if using 16-bit ints on a 68000, this would still be 32.
- But on a machine with 16-bit registers, this would be 16. */
-#define BITS_PER_WORD 32
-
/* Width of a word, in units (bytes). */
#define UNITS_PER_WORD 4
-/* Width in bits of a pointer.
- See also the macro `Pmode' defined below. */
-#define POINTER_SIZE 32
-
/* Define this macro if it is advisable to hold scalars in registers
in a wider mode than that declared by the program. In such cases,
the value is constrained to be within the bounds of the declared
/* Define this if move instructions will actually fail to work
when given unaligned data. */
-#ifndef STRICT_ALIGNMENT
-#define STRICT_ALIGNMENT TARGET_V850
-#endif
+#define STRICT_ALIGNMENT TARGET_STRICT_ALIGN
/* Define this as 1 if `char' should by default be signed; else as 0.
On the NEC V850, loads do sign extension, so make this default. */
#define DEFAULT_SIGNED_CHAR 1
-
-/* Define results of standard character escape sequences. */
-#define TARGET_BELL 007
-#define TARGET_BS 010
-#define TARGET_TAB 011
-#define TARGET_NEWLINE 012
-#define TARGET_VT 013
-#define TARGET_FF 014
-#define TARGET_CR 015
\f
/* Standard register usage. */
0, 1, 3, 4, 5, 30, 32, 33 /* fixed registers */ \
}
+/* If TARGET_NO_APP_REGS is not defined then add r2 and r5 to
+ the pool of fixed registers. See PR 14505. */
+#define CONDITIONAL_REGISTER_USAGE \
+{ \
+ if (TARGET_NO_APP_REGS) \
+ { \
+ fixed_regs[2] = 1; call_used_regs[2] = 1; \
+ fixed_regs[5] = 1; call_used_regs[5] = 1; \
+ } \
+}
+
/* Return number of consecutive hard regs needed starting at reg REGNO
to hold something of mode MODE.
#define CONST_OK_FOR_M(VALUE) ((unsigned)(VALUE) < 0x10000)
/* 5 bit unsigned immediate in shift instructions */
#define CONST_OK_FOR_N(VALUE) ((unsigned) (VALUE) <= 31)
+/* 9 bit signed immediate for word multiply instruction. */
+#define CONST_OK_FOR_O(VALUE) ((unsigned) (VALUE) + 0x100 < 0x200)
-#define CONST_OK_FOR_O(VALUE) 0
#define CONST_OK_FOR_P(VALUE) 0
-
#define CONST_OK_FOR_LETTER_P(VALUE, C) \
((C) == 'I' ? CONST_OK_FOR_I (VALUE) : \
(C) == 'J' ? CONST_OK_FOR_J (VALUE) : \
{ ARG_POINTER_REGNUM, STACK_POINTER_REGNUM }, \
{ ARG_POINTER_REGNUM, HARD_FRAME_POINTER_REGNUM }} \
-/* A C expression that returns non-zero if the compiler is allowed to
+/* A C expression that returns nonzero if the compiler is allowed to
try to replace register number FROM-REG with register number
TO-REG. This macro need only be defined if `ELIMINABLE_REGS' is
defined, and will usually be the constant 1, since most of the
#define RETURN_POPS_ARGS(FUNDECL,FUNTYPE,SIZE) 0
+#define RETURN_ADDR_RTX(COUNT, FP) v850_return_addr (COUNT)
\f
/* Define a data type for recording info about an argument list
during the scan of that argument list. This data type should
such as FUNCTION_ARG to determine where the next arg should go. */
#define CUMULATIVE_ARGS struct cum_arg
-struct cum_arg { int nbytes; };
+struct cum_arg { int nbytes; int anonymous_args; };
/* Define where to put the arguments to a function.
Value is zero to push the argument on the stack,
For a library call, FNTYPE is 0. */
#define INIT_CUMULATIVE_ARGS(CUM,FNTYPE,LIBNAME,INDIRECT) \
- ((CUM).nbytes = 0)
+ ((CUM).nbytes = 0, (CUM).anonymous_args = 0)
/* Update the data in CUM to advance over an argument
of mode MODE and data type TYPE.
space allocated by the caller. */
#define OUTGOING_REG_PARM_STACK_SPACE
-extern int current_function_anonymous_args;
/* Do any setup necessary for varargs/stdargs functions. */
#define SETUP_INCOMING_VARARGS(CUM, MODE, TYPE, PAS, SECOND) \
- current_function_anonymous_args = (!TARGET_GHS ? 1 : 0);
+ (CUM).anonymous_args = (!TARGET_GHS ? 1 : 0);
/* Implement `va_arg'. */
#define EXPAND_BUILTIN_VA_ARG(valist, type) \
#define EXIT_IGNORE_STACK 1
+/* Define this macro as a C expression that is nonzero for registers
+ used by the epilogue or the `return' pattern. */
+
+#define EPILOGUE_USES(REGNO) \
+ (reload_completed && (REGNO) == LINK_POINTER_REGNUM)
+
/* Output assembler code to FILE to increment profiler label # LABELNO
for profiling a function entry. */
#define TRAMPOLINE_TEMPLATE(FILE) \
do { \
fprintf (FILE, "\tjarl .+4,r12\n"); \
- fprintf (FILE, "\tld.w 12[r12],r5\n"); \
+ fprintf (FILE, "\tld.w 12[r12],r20\n"); \
fprintf (FILE, "\tld.w 16[r12],r12\n"); \
fprintf (FILE, "\tjmp [r12]\n"); \
fprintf (FILE, "\tnop\n"); \
((C) == 'Q' ? ep_memory_operand (OP, GET_MODE (OP), 0) \
: (C) == 'R' ? special_symbolref_operand (OP, VOIDmode) \
: (C) == 'S' ? (GET_CODE (OP) == SYMBOL_REF && ! ZDA_NAME_P (XSTR (OP, 0))) \
- : (C) == 'T' ? 0 \
+ : (C) == 'T' ? ep_memory_operand(OP,GET_MODE(OP),TRUE) \
: (C) == 'U' ? ((GET_CODE (OP) == SYMBOL_REF && ZDA_NAME_P (XSTR (OP, 0))) \
|| (GET_CODE (OP) == CONST \
&& GET_CODE (XEXP (OP, 0)) == PLUS \
/* Tell final.c how to eliminate redundant test instructions. */
/* Here we define machine-dependent flags and fields in cc_status
- (see `conditions.h'). No extra ones are needed for the vax. */
+ (see `conditions.h'). No extra ones are needed for the VAX. */
/* Store in cc_status the expressions
that the condition codes will describe
#define CC_NO_CARRY CC_NO_OVERFLOW
#define NOTICE_UPDATE_CC(EXP, INSN) notice_update_cc(EXP, INSN)
-/* A part of a C `switch' statement that describes the relative costs
- of constant RTL expressions. It must contain `case' labels for
- expression codes `const_int', `const', `symbol_ref', `label_ref'
- and `const_double'. Each case must ultimately reach a `return'
- statement to return the relative cost of the use of that kind of
- constant value in an expression. The cost may depend on the
- precise value of the constant, which is available for examination
- in X, and the rtx code of the expression in which it is contained,
- found in OUTER_CODE.
-
- CODE is the expression code--redundant, since it can be obtained
- with `GET_CODE (X)'. */
-
-#define CONST_COSTS(RTX,CODE,OUTER_CODE) \
- case CONST_INT: \
- case CONST_DOUBLE: \
- case CONST: \
- case SYMBOL_REF: \
- case LABEL_REF: \
- { \
- int _zxy = const_costs(RTX, CODE); \
- return (_zxy) ? COSTS_N_INSNS (_zxy) : 0; \
- }
-
-/* A crude cut at RTX_COSTS for the V850. */
-
-/* Provide the costs of a rtl expression. This is in the body of a
- switch on CODE.
-
- There aren't DImode MOD, DIV or MULT operations, so call them
- very expensive. Everything else is pretty much a constant cost. */
-
-#define RTX_COSTS(RTX,CODE,OUTER_CODE) \
- case MOD: \
- case DIV: \
- return 60; \
- case MULT: \
- return 20;
-
/* All addressing modes have the same cost on the V850 series. */
#define ADDRESS_COST(ADDR) 1
than accessing full words. */
#define SLOW_BYTE_ACCESS 1
-/* Define this if zero-extension is slow (more than one real instruction). */
-#define SLOW_ZERO_EXTEND
-
/* According expr.c, a value of around 6 should minimize code size, and
for the V850 series, that's our primary concern. */
#define MOVE_RATIO 6
`in_text' and `in_data'. You need not define this macro on a
system with no other sections (that GCC needs to use). */
#undef EXTRA_SECTIONS
-#define EXTRA_SECTIONS in_tdata, in_sdata, in_zdata, in_const, in_ctors, \
-in_dtors, in_rozdata, in_rosdata, in_sbss, in_zbss, in_zcommon, in_scommon
+#define EXTRA_SECTIONS in_tdata, in_sdata, in_zdata, \
+ in_rozdata, in_rosdata, in_sbss, in_zbss, in_zcommon, in_scommon
/* One or more functions to be defined in `varasm.c'. These
functions should do jobs analogous to those of `text_section' and
/* This could be done a lot more cleanly using ANSI C ... */
#define EXTRA_SECTION_FUNCTIONS \
-CONST_SECTION_FUNCTION \
-CTORS_SECTION_FUNCTION \
-DTORS_SECTION_FUNCTION \
- \
void \
sdata_section () \
{ \
#define ZCOMMON_ASM_OP "\t.zcomm\t"
#define TCOMMON_ASM_OP "\t.tcomm\t"
-/* A C statement or statements to switch to the appropriate section
- for output of EXP. You can assume that EXP is either a `VAR_DECL'
- node or a constant of some sort. RELOC indicates whether the
- initial value of EXP requires link-time relocations. Select the
- section by calling `text_section' or one of the alternatives for
- other sections.
-
- Do not define this macro if you put all read-only variables and
- constants in the read-only data section (usually the text section). */
-#undef SELECT_SECTION
-#define SELECT_SECTION(EXP, RELOC) \
-do { \
- if (TREE_CODE (EXP) == VAR_DECL) \
- { \
- int is_const; \
- if (!TREE_READONLY (EXP) \
- || TREE_SIDE_EFFECTS (EXP) \
- || !DECL_INITIAL (EXP) \
- || (DECL_INITIAL (EXP) != error_mark_node \
- && !TREE_CONSTANT (DECL_INITIAL (EXP)))) \
- is_const = FALSE; \
- else \
- is_const = TRUE; \
- \
- switch (v850_get_data_area (EXP)) \
- { \
- case DATA_AREA_ZDA: \
- if (is_const) \
- rozdata_section (); \
- else \
- zdata_section (); \
- break; \
- \
- case DATA_AREA_TDA: \
- tdata_section (); \
- break; \
- \
- case DATA_AREA_SDA: \
- if (is_const) \
- rosdata_section (); \
- else \
- sdata_section (); \
- break; \
- \
- default: \
- if (is_const) \
- const_section (); \
- else \
- data_section (); \
- break; \
- } \
- } \
- else if (TREE_CODE (EXP) == STRING_CST) \
- { \
- if (! flag_writable_strings) \
- const_section (); \
- else \
- data_section (); \
- } \
- \
- else \
- const_section (); \
- \
-} while (0)
-
-/* A C statement or statements to switch to the appropriate section
- for output of RTX in mode MODE. You can assume that RTX is some
- kind of constant in RTL. The argument MODE is redundant except in
- the case of a `const_int' rtx. Select the section by calling
- `text_section' or one of the alternatives for other sections.
-
- Do not define this macro if you put all constants in the read-only
- data section. */
-/* #define SELECT_RTX_SECTION(MODE, RTX) */
-
/* Output at beginning/end of assembler file. */
#undef ASM_FILE_START
#define ASM_FILE_START(FILE) asm_file_start(FILE)
#define ASM_APP_OFF "#NO_APP\n"
-/* This is how to output an assembler line defining a `double' constant.
- It is .double or .float, depending. */
-
-#define ASM_OUTPUT_DOUBLE(FILE, VALUE) \
-do { char dstr[30]; \
- REAL_VALUE_TO_DECIMAL ((VALUE), "%.20e", dstr); \
- fprintf (FILE, "\t.double %s\n", dstr); \
- } while (0)
-
-
-/* This is how to output an assembler line defining a `float' constant. */
-#define ASM_OUTPUT_FLOAT(FILE, VALUE) \
-do { char dstr[30]; \
- REAL_VALUE_TO_DECIMAL ((VALUE), "%.20e", dstr); \
- fprintf (FILE, "\t.float %s\n", dstr); \
- } while (0)
-
-/* This is how to output an assembler line defining an `int' constant. */
-
-#define ASM_OUTPUT_INT(FILE, VALUE) \
-( fprintf (FILE, "\t.long "), \
- output_addr_const (FILE, (VALUE)), \
- fprintf (FILE, "\n"))
+#undef USER_LABEL_PREFIX
+#define USER_LABEL_PREFIX "_"
-/* Likewise for `char' and `short' constants. */
-
-#define ASM_OUTPUT_SHORT(FILE, VALUE) \
-( fprintf (FILE, "\t.hword "), \
- output_addr_const (FILE, (VALUE)), \
- fprintf (FILE, "\n"))
-
-#define ASM_OUTPUT_CHAR(FILE, VALUE) \
-( fprintf (FILE, "\t.byte "), \
- output_addr_const (FILE, (VALUE)), \
- fprintf (FILE, "\n"))
-
-/* This is how to output an assembler line for a numeric constant byte. */
-#define ASM_OUTPUT_BYTE(FILE, VALUE) \
- fprintf (FILE, "\t.byte 0x%x\n", (VALUE))
-
-/* Define the parentheses used to group arithmetic operations
- in assembler code. */
-
-#define ASM_OPEN_PAREN "("
-#define ASM_CLOSE_PAREN ")"
+#define OUTPUT_ADDR_CONST_EXTRA(FILE, X, FAIL) \
+ if (! v850_output_addr_const_extra (FILE, X)) \
+ goto FAIL
/* This says how to output the assembler to define a global
uninitialized but not common symbol. */
#define ASM_OUTPUT_ALIGNED_DECL_LOCAL(FILE, DECL, NAME, SIZE, ALIGN) \
v850_output_local (FILE, DECL, NAME, SIZE, ALIGN)
-/* This is how to output the definition of a user-level label named NAME,
- such as the label on a static function or variable NAME. */
-
-#define ASM_OUTPUT_LABEL(FILE, NAME) \
- do { assemble_name (FILE, NAME); fputs (":\n", FILE); } while (0)
-
-/* This is how to output a command to make the user-level label named NAME
- defined for reference from other files. */
-
-#define ASM_GLOBALIZE_LABEL(FILE, NAME) \
- do { fputs ("\t.global ", FILE); assemble_name (FILE, NAME); fputs ("\n", FILE);} while (0)
+/* Globalizing directive for a label. */
+#define GLOBAL_ASM_OP "\t.global "
/* This is how to output a reference to a user-level label named NAME.
`assemble_name' uses this. */
#undef ASM_OUTPUT_LABELREF
-#define ASM_OUTPUT_LABELREF(FILE, NAME) \
- do { \
- const char * real_name; \
- STRIP_NAME_ENCODING (real_name, (NAME)); \
- fprintf (FILE, "_%s", real_name); \
- } while (0)
+#define ASM_OUTPUT_LABELREF(FILE, NAME) \
+ asm_fprintf (FILE, "%U%s", (*targetm.strip_name_encoding) (NAME))
-/* Store in OUTPUT a string (made with alloca) containing
- an assembler-name for a local static variable named NAME.
- LABELNO is an integer which is different for each call. */
-
-#define ASM_FORMAT_PRIVATE_NAME(OUTPUT, NAME, LABELNO) \
-( (OUTPUT) = (char *) alloca (strlen ((NAME)) + 10), \
- sprintf ((OUTPUT), "%s___%d", (NAME), (LABELNO)))
+#define ASM_PN_FORMAT "%s___%lu"
/* This is how we tell the assembler that two symbols have the same value. */
/* This is how to output an element of a case-vector that is absolute. */
#define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \
- asm_fprintf (FILE, "\t%s .L%d\n", \
- (TARGET_BIG_SWITCH ? ".long" : ".short"), VALUE)
+ fprintf (FILE, "\t%s .L%d\n", \
+ (TARGET_BIG_SWITCH ? ".long" : ".short"), VALUE)
/* This is how to output an element of a case-vector that is relative. */
-#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \
- fprintf (FILE, "\t%s .L%d-.L%d\n", \
+#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \
+ fprintf (FILE, "\t%s %s.L%d-.L%d%s\n", \
(TARGET_BIG_SWITCH ? ".long" : ".short"), \
- VALUE, REL)
+ (! TARGET_BIG_SWITCH && TARGET_V850E ? "(" : ""), \
+ VALUE, REL, \
+ (! TARGET_BIG_SWITCH && TARGET_V850E ? ")>>1" : ""))
#define ASM_OUTPUT_ALIGN(FILE, LOG) \
if ((LOG) != 0) \
#undef PREFERRED_DEBUGGING_TYPE
#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
-#define DBX_REGISTER_NUMBER(REGNO) REGNO
-
-/* Define to use software floating point emulator for REAL_ARITHMETIC and
- decimal <-> binary conversion. */
-#define REAL_ARITHMETIC
-
/* Specify the machine mode that this machine uses
for the index in the tablejump instruction. */
#define CASE_VECTOR_MODE (TARGET_BIG_SWITCH ? SImode : HImode)
/* Byte and short loads sign extend the value to a word. */
#define LOAD_EXTEND_OP(MODE) SIGN_EXTEND
-/* Specify the tree operation to be used to convert reals to integers. */
-#define IMPLICIT_FIX_EXPR FIX_ROUND_EXPR
-
/* This flag, if defined, says the same insns that convert to a signed fixnum
also convert validly to an unsigned one. */
#define FIXUNS_TRUNC_LIKE_FIX_TRUNC
-/* This is the kind of divide that is easiest to do in the general case. */
-#define EASY_DIV_EXPR TRUNC_DIV_EXPR
-
/* Max number of bytes we can move from memory to memory
in one reasonably fast instruction. */
#define MOVE_MAX 4
#define STORE_FLAG_VALUE 1
+#define MULDI3_LIBCALL "__muldi3"
+#define UCMPDI2_LIBCALL "__ucmpdi2"
+#define CMPDI2_LIBCALL "__cmpdi2"
+#define NEGDI2_LIBCALL "__negdi2"
+
+#define INIT_TARGET_OPTABS \
+ do \
+ { \
+ cmp_optab->handlers[(int) DImode].libfunc \
+ = init_one_libfunc (CMPDI2_LIBCALL); \
+ ucmp_optab->handlers[(int) DImode].libfunc \
+ = init_one_libfunc (UCMPDI2_LIBCALL); \
+ neg_optab->handlers[(int) DImode].libfunc \
+ = init_one_libfunc (NEGDI2_LIBCALL); \
+ } \
+ while (0)
+
/* Specify the machine mode that pointers have.
After generation of rtl, the compiler makes no further distinction
between pointers and any other objects of this machine mode. */
so give the MEM rtx a byte's mode. */
#define FUNCTION_MODE QImode
-/* A C expression whose value is nonzero if IDENTIFIER with arguments ARGS
- is a valid machine specific attribute for DECL.
- The attributes in ATTRIBUTES have previously been assigned to DECL. */
-#define VALID_MACHINE_DECL_ATTRIBUTE(DECL, ATTRIBUTES, IDENTIFIER, ARGS) \
- v850_valid_machine_decl_attribute (DECL, IDENTIFIER, ARGS)
-
-/* A C statement that assigns default attributes to a newly created DECL. */
-#define SET_DEFAULT_DECL_ATTRIBUTES(decl, attr) \
- v850_set_default_decl_attr (decl)
-
/* Tell compiler we want to support GHS pragmas */
-#define REGISTER_TARGET_PRAGMAS(PFILE) do { \
- cpp_register_pragma_space (PFILE, "ghs"); \
- cpp_register_pragma (PFILE, "ghs", "interrupt", ghs_pragma_interrupt); \
- cpp_register_pragma (PFILE, "ghs", "section", ghs_pragma_section); \
- cpp_register_pragma (PFILE, "ghs", "starttda", ghs_pragma_starttda); \
- cpp_register_pragma (PFILE, "ghs", "startsda", ghs_pragma_startsda); \
- cpp_register_pragma (PFILE, "ghs", "startzda", ghs_pragma_startzda); \
- cpp_register_pragma (PFILE, "ghs", "endtda", ghs_pragma_endtda); \
- cpp_register_pragma (PFILE, "ghs", "endsda", ghs_pragma_endsda); \
- cpp_register_pragma (PFILE, "ghs", "endzda", ghs_pragma_endzda); \
+#define REGISTER_TARGET_PRAGMAS() do { \
+ c_register_pragma ("ghs", "interrupt", ghs_pragma_interrupt); \
+ c_register_pragma ("ghs", "section", ghs_pragma_section); \
+ c_register_pragma ("ghs", "starttda", ghs_pragma_starttda); \
+ c_register_pragma ("ghs", "startsda", ghs_pragma_startsda); \
+ c_register_pragma ("ghs", "startzda", ghs_pragma_startzda); \
+ c_register_pragma ("ghs", "endtda", ghs_pragma_endtda); \
+ c_register_pragma ("ghs", "endsda", ghs_pragma_endsda); \
+ c_register_pragma ("ghs", "endzda", ghs_pragma_endzda); \
} while (0)
/* enum GHS_SECTION_KIND is an enumeration of the kinds of sections that
COUNT_OF_GHS_SECTION_KINDS /* must be last */
};
+/* The following code is for handling pragmas supported by the
+ v850 compiler produced by Green Hills Software. This is at
+ the specific request of a customer. */
+
+typedef struct data_area_stack_element
+{
+ struct data_area_stack_element * prev;
+ v850_data_area data_area; /* Current default data area. */
+} data_area_stack_element;
+
+/* Track the current data area set by the
+ data area pragma (which can be nested). */
+extern data_area_stack_element * data_area_stack;
+
+/* Names of the various data areas used on the v850. */
+extern union tree_node * GHS_default_section_names [(int) COUNT_OF_GHS_SECTION_KINDS];
+extern union tree_node * GHS_current_section_names [(int) COUNT_OF_GHS_SECTION_KINDS];
+
/* The assembler op to start the file. */
#define FILE_ASM_OP "\t.file\n"
#define EP_REGNUM 30 /* ep register number */
-#define ENCODE_SECTION_INFO(DECL) \
- do \
- { \
- if ((TREE_STATIC (DECL) || DECL_EXTERNAL (DECL)) \
- && TREE_CODE (DECL) == VAR_DECL) \
- v850_encode_data_area (DECL); \
- } \
- while (0)
-
#define ZDA_NAME_FLAG_CHAR '@'
#define TDA_NAME_FLAG_CHAR '%'
#define SDA_NAME_FLAG_CHAR '&'
#define SDA_NAME_P(NAME) (*(NAME) == SDA_NAME_FLAG_CHAR)
#define ENCODED_NAME_P(SYMBOL_NAME) \
- (ZDA_NAME_P (SYMBOL_NAME) \
+ ( ZDA_NAME_P (SYMBOL_NAME) \
|| TDA_NAME_P (SYMBOL_NAME) \
|| SDA_NAME_P (SYMBOL_NAME))
-#define STRIP_NAME_ENCODING(VAR,SYMBOL_NAME) \
- (VAR) = (SYMBOL_NAME) + (ENCODED_NAME_P (SYMBOL_NAME) || *(SYMBOL_NAME) == '*')
-
/* Define this if you have defined special-purpose predicates in the
file `MACHINE.c'. This macro is called within an initializer of an
array of structures. The first field in the structure is the name
matched by the predicate. The list should have a trailing comma. */
#define PREDICATE_CODES \
-{ "ep_memory_operand", { MEM }}, \
{ "reg_or_0_operand", { REG, SUBREG, CONST_INT, CONST_DOUBLE }}, \
{ "reg_or_int5_operand", { REG, SUBREG, CONST_INT }}, \
+{ "reg_or_int9_operand", { REG, SUBREG, CONST_INT }}, \
+{ "reg_or_const_operand", { REG, CONST_INT }}, \
{ "call_address_operand", { REG, SYMBOL_REF }}, \
{ "movsi_source_operand", { LABEL_REF, SYMBOL_REF, CONST_INT, \
CONST_DOUBLE, CONST, HIGH, MEM, \
{ "pattern_is_ok_for_prologue", { PARALLEL }}, \
{ "pattern_is_ok_for_epilogue", { PARALLEL }}, \
{ "register_is_ok_for_epilogue",{ REG }}, \
+{ "pattern_is_ok_for_dispose", { PARALLEL }}, \
+{ "pattern_is_ok_for_prepare", { PARALLEL }}, \
+{ "register_is_ok_for_dispose", { REG }}, \
{ "not_power_of_two_operand", { CONST_INT }},
-#endif /* v850.h */
+#endif /* ! GCC_V850_H */
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