X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=gcc%2Fconfig%2Felxsi%2Felxsi.h;fp=gcc%2Fconfig%2Felxsi%2Felxsi.h;h=0000000000000000000000000000000000000000;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=d5969d4ea2b2eaa06d9eb9072ce054c0c94d255d;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/gcc/config/elxsi/elxsi.h b/gcc/config/elxsi/elxsi.h deleted file mode 100644 index d5969d4e..00000000 --- a/gcc/config/elxsi/elxsi.h +++ /dev/null @@ -1,816 +0,0 @@ -/* Definitions of target machine for GNU compiler. Elxsi version. - Copyright (C) 1987, 1988, 1992, 1995, 1996, 1998, 1999, 2000, 2001, 2002 - Free Software Foundation, Inc. - Contributed by Mike Stump in 1988. This is the first - 64 bit port of GNU CC. - Based upon the VAX port. - -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. */ - - -/* Names to predefine in the preprocessor for this target machine. */ - -#define CPP_PREDEFINES "-Delxsi -Dunix -Asystem=unix -Acpu=elxsi -Amachine=elxsi" - -/* Print subsidiary information on the compiler version in use. */ - -#define TARGET_VERSION fprintf (stderr, " (elxsi)"); - -/* Run-time compilation parameters selecting different hardware subsets. */ - -extern int target_flags; - -/* Macros used in the machine description to test the flags. */ - -/* Nonzero if compiling code that Unix assembler can assemble. */ -#define TARGET_UNIX_ASM (target_flags & 1) - - -/* Macro to define tables used to set the flags. - This is a list in braces of pairs in braces, - each pair being { "NAME", VALUE } - where VALUE is the bits to set or minus the bits to clear. - An empty string NAME is used to identify the default VALUE. */ - -#define TARGET_SWITCHES \ - { {"unix", 1, N_("Generate code the unix assembler can handle")}, \ - {"embos", -1, N_("Generate code an embedded assembler can handle")},\ - { "", TARGET_DEFAULT, NULL}} - -/* Default target_flags if no switches specified. */ - -#ifndef TARGET_DEFAULT -#define TARGET_DEFAULT 1 -#endif - -/* Target machine storage layout */ - -/* Define this if most significant bit is lowest numbered - in instructions that operate on numbered bit-fields. - This is not true on the VAX. */ -#define BITS_BIG_ENDIAN 0 - -/* Define this if most significant byte of a word is the lowest numbered. */ -#define BYTES_BIG_ENDIAN 1 - -/* Define this if most significant word of a multiword number is numbered. */ -#define WORDS_BIG_ENDIAN 1 - -/* 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 64 - -#define INT_TYPE_SIZE 32 - -#define LONG_TYPE_SIZE 32 - -#define LONG_LONG_TYPE_SIZE 64 - -#define FLOAT_TYPE_SIZE 32 - -#define DOUBLE_TYPE_SIZE 64 - -#define LONG_DOUBLE_TYPE_SIZE 64 - -/* Width of a word, in units (bytes). */ -#define UNITS_PER_WORD 8 - -/* Width in bits of a pointer. - See also the macro `Pmode' defined below. */ -#define POINTER_SIZE 32 - -/* Allocation boundary (in *bits*) for storing pointers in memory. */ -#define POINTER_BOUNDARY 32 - -/* Allocation boundary (in *bits*) for storing arguments in argument list. */ -#define PARM_BOUNDARY 32 - -/* Boundary (in *bits*) on which stack pointer should be aligned. */ -#define STACK_BOUNDARY 32 - -/* Allocation boundary (in *bits*) for the code of a function. */ -#define FUNCTION_BOUNDARY 8 - -/* Alignment of field after `int : 0' in a structure. */ -#define EMPTY_FIELD_BOUNDARY 8 - -/* Every structure's size must be a multiple of this. */ -#define STRUCTURE_SIZE_BOUNDARY 32 - -/* A bitfield declared as `int' forces `int' alignment for the struct. */ -#define PCC_BITFIELD_TYPE_MATTERS 1 - -/* No data type wants to be aligned rounder than this. */ -#define BIGGEST_ALIGNMENT 32 - -/* Define this if move instructions will actually fail to work - when given unaligned data. */ -#define STRICT_ALIGNMENT 0 - -/* Standard register usage. */ - -/* Number of actual hardware registers. - The hardware registers are assigned numbers for the compiler - from 0 to just below FIRST_PSEUDO_REGISTER. - All registers that the compiler knows about must be given numbers, - even those that are not normally considered general registers. */ -#define FIRST_PSEUDO_REGISTER 16 - -/* 1 for registers that have pervasive standard uses - and are not available for the register allocator. - On the elxsi, these is the .r15 (aka .sp). */ -#define FIXED_REGISTERS {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1} - -/* 1 for registers not available across function calls. - These must include the FIXED_REGISTERS and also any - registers that can be used without being saved. - The latter must include the registers where values are returned - and the register where structure-value addresses are passed. - Aside from that, you can include as many other registers as you like. */ -#define CALL_USED_REGISTERS {1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1} - -/* Return number of consecutive hard regs needed starting at reg REGNO - to hold something of mode MODE. - This is ordinarily the length in words of a value of mode MODE - but can be less for certain modes in special long registers. - On the VAX, all registers are one word long. */ -#define HARD_REGNO_NREGS(REGNO, MODE) \ - ((GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD) - -/* Value is 1 if hard register REGNO can hold a value of machine-mode MODE. */ -#define HARD_REGNO_MODE_OK(REGNO, MODE) 1 - -/* Value is 1 if it is a good idea to tie two pseudo registers - when one has mode MODE1 and one has mode MODE2. - If HARD_REGNO_MODE_OK could produce different values for MODE1 and MODE2, - for any hard reg, then this must be 0 for correct output. */ -#define MODES_TIEABLE_P(MODE1, MODE2) 1 - -/* Specify the registers used for certain standard purposes. - The values of these macros are register numbers. */ - -/* Register to use for pushing function arguments. */ -#define STACK_POINTER_REGNUM 15 - -/* Base register for access to local variables of the function. */ -#define FRAME_POINTER_REGNUM 14 - -/* Value should be nonzero if functions must have frame pointers. - Zero means the frame pointer need not be set up (and parms - may be accessed via the stack pointer) in functions that seem suitable. - This is computed in `reload', in reload1.c. */ -#define FRAME_POINTER_REQUIRED 0 - -#define INITIAL_FRAME_POINTER_OFFSET(DEPTH) \ -{ int regno; \ - int offset = 0; \ - for( regno=0; regno < FIRST_PSEUDO_REGISTER; regno++ ) \ - if( regs_ever_live[regno] && !call_used_regs[regno] ) \ - offset += 8; \ - (DEPTH) = (offset + ((get_frame_size() + 3) & ~3) ); \ - (DEPTH) = 0; \ -} - -/* Base register for access to arguments of the function. */ -#define ARG_POINTER_REGNUM 14 - -/* Register in which static-chain is passed to a function. */ -#define STATIC_CHAIN_REGNUM 0 - -/* Register in which address to store a structure value - is passed to a function. */ -#define STRUCT_VALUE_REGNUM 1 - -/* Define the classes of registers for register constraints in the - machine description. Also define ranges of constants. - - One of the classes must always be named ALL_REGS and include all hard regs. - If there is more than one class, another class must be named NO_REGS - and contain no registers. - - The name GENERAL_REGS must be the name of a class (or an alias for - another name such as ALL_REGS). This is the class of registers - that is allowed by "g" or "r" in a register constraint. - Also, registers outside this class are allocated only when - instructions express preferences for them. - - The classes must be numbered in nondecreasing order; that is, - a larger-numbered class must never be contained completely - in a smaller-numbered class. - - For any two classes, it is very desirable that there be another - class that represents their union. */ - -/* The VAX has only one kind of registers, so NO_REGS and ALL_REGS - are the only classes. */ - -enum reg_class { NO_REGS, GENERAL_REGS, ALL_REGS, LIM_REG_CLASSES }; - -#define N_REG_CLASSES (int) LIM_REG_CLASSES - -/* Give names of register classes as strings for dump file. */ - -#define REG_CLASS_NAMES \ - {"NO_REGS", "GENERAL_REGS", "ALL_REGS" } - -/* Define which registers fit in which classes. - This is an initializer for a vector of HARD_REG_SET - of length N_REG_CLASSES. */ - -#define REG_CLASS_CONTENTS {{0}, {0x07fff}, {0xffff}} - -/* The same information, inverted: - Return the class number of the smallest class containing - reg number REGNO. This could be a conditional expression - or could index an array. */ - -#define REGNO_REG_CLASS(REGNO) (REGNO == 15 ? ALL_REGS : GENERAL_REGS) - -/* The class value for index registers, and the one for base regs. */ - -#define INDEX_REG_CLASS GENERAL_REGS -#define BASE_REG_CLASS GENERAL_REGS - -/* Get reg_class from a letter such as appears in the machine description. */ - -#define REG_CLASS_FROM_LETTER(C) NO_REGS - -/* The letters I, J, K, L and M in a register constraint string - can be used to stand for particular ranges of immediate operands. - This macro defines what the ranges are. - C is the letter, and VALUE is a constant value. - Return 1 if VALUE is in the range specified by C. */ - -#define CONST_OK_FOR_LETTER_P(VALUE, C) \ - ((C) == 'I' ? (VALUE) >=-16 && (VALUE) <=15 : 0) - -/* Similar, but for floating constants, and defining letters G and H. - Here VALUE is the CONST_DOUBLE rtx itself. */ - -#define CONST_DOUBLE_OK_FOR_LETTER_P(VALUE, C) 1 - -/* Given an rtx X being reloaded into a reg required to be - in class CLASS, return the class of reg to actually use. - In general this is just CLASS; but on some machines - in some cases it is preferable to use a more restrictive class. */ - -#define PREFERRED_RELOAD_CLASS(X,CLASS) (CLASS) - -/* Return the maximum number of consecutive registers - needed to represent mode MODE in a register of class CLASS. */ -/* On the VAX, this is always the size of MODE in words, - since all registers are the same size. */ -#define CLASS_MAX_NREGS(CLASS, MODE) \ - ((GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD) - -/* Stack layout; function entry, exit and calling. */ - -/* Define this if pushing a word on the stack - makes the stack pointer a smaller address. */ -#define STACK_GROWS_DOWNWARD - -/* Define this if the nominal address of the stack frame - is at the high-address end of the local variables; - that is, each additional local variable allocated - goes at a more negative offset in the frame. */ -#define FRAME_GROWS_DOWNWARD - -/* Offset within stack frame to start allocating local variables at. - If FRAME_GROWS_DOWNWARD, this is the offset to the END of the - first local allocated. Otherwise, it is the offset to the BEGINNING - of the first local allocated. */ -#define STARTING_FRAME_OFFSET -4 - -/* Offset of first parameter from the argument pointer register value. */ -#define FIRST_PARM_OFFSET(FNDECL) 4 - -/* Value is 1 if returning from a function call automatically - pops the arguments described by the number-of-args field in the call. - FUNDECL is the declaration node of the function (as a tree), - FUNTYPE is the data type of the function (as a tree), - or for a library call it is an identifier node for the subroutine name. - - On the VAX, the RET insn always pops all the args for any function. */ - -#define RETURN_POPS_ARGS(FUNDECL,FUNTYPE,SIZE) (SIZE) - -/* Define how to find the value returned by a function. - VALTYPE is the data type of the value (as a tree). - If the precise function being called is known, FUNC is its FUNCTION_DECL; - otherwise, FUNC is 0. */ - -/* On the VAX the return value is in R0 regardless. */ - -#define FUNCTION_VALUE(VALTYPE, FUNC) \ - gen_rtx_REG (TYPE_MODE (VALTYPE), 0) - -/* Define how to find the value returned by a library function - assuming the value has mode MODE. */ - -/* On the VAX the return value is in R0 regardless. */ - -#define LIBCALL_VALUE(MODE) gen_rtx_REG (MODE, 0) - -/* Define this if PCC uses the nonreentrant convention for returning - structure and union values. */ - -#define PCC_STATIC_STRUCT_RETURN - -/* 1 if N is a possible register number for a function value. - On the VAX, R0 is the only register thus used. */ - -#define FUNCTION_VALUE_REGNO_P(N) ((N) == 0) - -/* 1 if N is a possible register number for function argument passing. - On the VAX, no registers are used in this way. */ - -#define FUNCTION_ARG_REGNO_P(N) 0 - -/* 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 the VAX, this is a single integer, which is a number of bytes - of arguments scanned so far. */ - -#define CUMULATIVE_ARGS int - -/* 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. - - On the VAX, the offset starts at 0. */ - -#define INIT_CUMULATIVE_ARGS(CUM,FNTYPE,x,INDIRECT) \ - ((CUM) = 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.) */ - -#define FUNCTION_ARG_ADVANCE(CUM, MODE, TYPE, NAMED) \ - ((CUM) += ((MODE) != BLKmode \ - ? (GET_MODE_SIZE (MODE) + 3) & ~3 \ - : (int_size_in_bytes (TYPE) + 3) & ~3)) - -/* Define where to put the arguments to a function. - Value is zero to push the argument on the stack, - or a hard register in which to store the argument. - - MODE is the argument's machine mode. - TYPE is the data type of the argument (as a tree). - This is null for libcalls where that information may - not be available. - CUM is a variable of type CUMULATIVE_ARGS which gives info about - the preceding args and about the function being called. - NAMED is nonzero if this argument is a named parameter - (otherwise it is an extra parameter matching an ellipsis). */ - -/* On the VAX all args are pushed. */ - -#define FUNCTION_ARG(CUM, MODE, TYPE, NAMED) 0 - -/* Output assembler code to FILE to increment profiler label # LABELNO - for profiling a function entry. */ - -#define FUNCTION_PROFILER(FILE, LABELNO) \ - fprintf (FILE, "\tld.64\t.r0,.LP%d\n\tcall\tmcount\n", (LABELNO)); - -/* EXIT_IGNORE_STACK should be nonzero if, when returning from a function, - the stack pointer does not matter. The value is tested only in - functions that have frame pointers. - No definition is equivalent to always zero. */ - -#define EXIT_IGNORE_STACK 0 - -/* If the memory address ADDR is relative to the frame pointer, - correct it to be relative to the stack pointer instead. - This is for when we don't use a frame pointer. - ADDR should be a variable name. */ - -#define FIX_FRAME_POINTER_ADDRESS(ADDR,DEPTH) \ -{ int offset = -1; \ - rtx regs = stack_pointer_rtx; \ - if (ADDR == frame_pointer_rtx) \ - offset = 0; \ - else if (GET_CODE (ADDR) == PLUS && XEXP (ADDR, 1) == frame_pointer_rtx \ - && GET_CODE (XEXP (ADDR, 0)) == CONST_INT) \ - offset = INTVAL (XEXP (ADDR, 0)); \ - else if (GET_CODE (ADDR) == PLUS && XEXP (ADDR, 0) == frame_pointer_rtx \ - && GET_CODE (XEXP (ADDR, 1)) == CONST_INT) \ - offset = INTVAL (XEXP (ADDR, 1)); \ - else if (GET_CODE (ADDR) == PLUS && XEXP (ADDR, 0) == frame_pointer_rtx) \ - { rtx other_reg = XEXP (ADDR, 1); \ - offset = 0; \ - regs = gen_rtx_PLUS (Pmode, stack_pointer_rtx, other_reg); } \ - else if (GET_CODE (ADDR) == PLUS && XEXP (ADDR, 1) == frame_pointer_rtx) \ - { rtx other_reg = XEXP (ADDR, 0); \ - offset = 0; \ - regs = gen_rtx_PLUS (Pmode, stack_pointer_rtx, other_reg); } \ - if (offset >= 0) \ - { int regno; \ - extern char call_used_regs[]; \ - offset += 4; /* I don't know why??? */ \ - for (regno = 0; regno < FIRST_PSEUDO_REGISTER; regno++) \ - if (regs_ever_live[regno] && ! call_used_regs[regno]) \ - offset += 8; \ - ADDR = plus_constant (regs, offset + (DEPTH)); } } - - -/* Addressing modes, and classification of registers for them. */ - -/* #define HAVE_POST_INCREMENT 0 */ -/* #define HAVE_POST_DECREMENT 0 */ - -/* #define HAVE_PRE_DECREMENT 0 */ -/* #define HAVE_PRE_INCREMENT 0 */ - -/* Macros to check register numbers against specific register classes. */ - -/* These assume that REGNO is a hard or pseudo reg number. - They give nonzero only if REGNO is a hard reg of the suitable class - or a pseudo reg currently allocated to a suitable hard reg. - Since they use reg_renumber, they are safe only once reg_renumber - has been allocated, which happens in local-alloc.c. */ - -#define REGNO_OK_FOR_INDEX_P(regno) \ -((regno) < FIRST_PSEUDO_REGISTER || reg_renumber[regno] >= 0) -#define REGNO_OK_FOR_BASE_P(regno) \ -((regno) < FIRST_PSEUDO_REGISTER || reg_renumber[regno] >= 0) - -/* Maximum number of registers that can appear in a valid memory address. */ - -#define MAX_REGS_PER_ADDRESS 2 - -/* 1 if X is an rtx for a constant that is a valid address. */ - -#define CONSTANT_ADDRESS_P(X) \ - (GET_CODE (X) == LABEL_REF || GET_CODE (X) == SYMBOL_REF \ - || GET_CODE (X) == CONST_INT || GET_CODE (X) == CONST \ - || GET_CODE (X) == HIGH) - -/* Nonzero if the constant value X is a legitimate general operand. - It is given that X satisfies CONSTANT_P or is a CONST_DOUBLE. */ - -#define LEGITIMATE_CONSTANT_P(X) \ - (GET_CODE (X) != CONST_DOUBLE) - -/* The macros REG_OK_FOR..._P assume that the arg is a REG rtx - and check its validity for a certain class. - We have two alternate definitions for each of them. - The usual definition accepts all pseudo regs; the other rejects - them unless they have been allocated suitable hard regs. - The symbol REG_OK_STRICT causes the latter definition to be used. - - Most source files want to accept pseudo regs in the hope that - they will get allocated to the class that the insn wants them to be in. - Source files for reload pass need to be strict. - After reload, it makes no difference, since pseudo regs have - been eliminated by then. */ - -#ifndef REG_OK_STRICT - -/* Nonzero if X is a hard reg that can be used as an index - or if it is a pseudo reg. */ -#define REG_OK_FOR_INDEX_P(X) 1 -/* Nonzero if X is a hard reg that can be used as a base reg - or if it is a pseudo reg. */ -#define REG_OK_FOR_BASE_P(X) 1 - -#else - -/* Nonzero if X is a hard reg that can be used as an index. */ -#define REG_OK_FOR_INDEX_P(X) REGNO_OK_FOR_INDEX_P (REGNO (X)) -/* Nonzero if X is a hard reg that can be used as a base reg. */ -#define REG_OK_FOR_BASE_P(X) REGNO_OK_FOR_BASE_P (REGNO (X)) - -#endif - -/* GO_IF_LEGITIMATE_ADDRESS recognizes an RTL expression - that is a valid memory address for an instruction. - The MODE argument is the machine mode for the MEM expression - that wants to use this address. - - CONSTANT_ADDRESS_P is actually machine-independent. */ - -#define GO_IF_LEGITIMATE_ADDRESS(MODE, X, ADDR) \ -{ \ - if (GET_CODE (X) == REG) goto ADDR; \ - if (CONSTANT_ADDRESS_P (X)) goto ADDR; \ - if (GET_CODE (X) == PLUS) \ - { \ - /* Handle [index]
represented with index-sum outermost */\ - if (GET_CODE (XEXP (X, 0)) == REG \ - && REG_OK_FOR_BASE_P (XEXP (X, 0)) \ - && GET_CODE (XEXP (X, 1)) == CONST_INT) \ - goto ADDR; \ - if (GET_CODE (XEXP (X, 1)) == REG \ - && REG_OK_FOR_BASE_P (XEXP (X, 0)) \ - && GET_CODE (XEXP (X, 0)) == CONST_INT) \ - goto ADDR; \ - } \ - } - - -/* Try machine-dependent ways of modifying an illegitimate address - to be legitimate. If we find one, return the new, valid address. - This macro is used in only one place: `memory_address' in explow.c. - - OLDX is the address as it was before break_out_memory_refs was called. - In some cases it is useful to look at this to decide what needs to be done. - - MODE and WIN are passed so that this macro can use - GO_IF_LEGITIMATE_ADDRESS. - - It is always safe for this macro to do nothing. It exists to recognize - opportunities to optimize the output. - - For the VAX, nothing needs to be done. */ - -#define LEGITIMIZE_ADDRESS(X,OLDX,MODE,WIN) {} - -/* Go to LABEL if ADDR (a legitimate address expression) - has an effect that depends on the machine mode it is used for. */ -#define GO_IF_MODE_DEPENDENT_ADDRESS(ADDR,LABEL) - - -/* Specify the machine mode that this machine uses - for the index in the tablejump instruction. */ -#define CASE_VECTOR_MODE SImode - -/* Define as C expression which evaluates to nonzero if the tablejump - instruction expects the table to contain offsets from the address of the - table. - Do not define this if the table should contain absolute addresses. */ -/* #define CASE_VECTOR_PC_RELATIVE 1 */ - -/* Define this as 1 if `char' should by default be signed; else as 0. */ -#define DEFAULT_SIGNED_CHAR 1 - -/* 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 - -/* Max number of bytes we can move from memory to memory - in one reasonably fast instruction. */ -#define MOVE_MAX 8 - -/* Nonzero if access to memory by bytes is slow and undesirable. */ -#define SLOW_BYTE_ACCESS 0 - -/* Define if shifts truncate the shift count - which implies one can omit a sign-extension or zero-extension - of a shift count. */ -/* #define SHIFT_COUNT_TRUNCATED */ - -/* Value is 1 if truncating an integer of INPREC bits to OUTPREC bits - is done just by pretending it is already truncated. */ -#define TRULY_NOOP_TRUNCATION(OUTPREC, INPREC) 1 - -/* 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. */ -#define Pmode SImode - -/* A function address in a call instruction - is a byte address (for indexing purposes) - so give the MEM rtx a byte's mode. */ -#define FUNCTION_MODE QImode - -/* Compute the cost of computing a constant rtl expression RTX - whose rtx-code is CODE. The body of this macro is a portion - of a switch statement. If the code is computed here, - return it with a return statement. Otherwise, break from the switch. */ - -#define CONST_COSTS(RTX,CODE,OUTER_CODE) \ - case CONST_INT: \ - /* Constant zero is super cheap due to clr instruction. */ \ - if (RTX == const0_rtx) return 0; \ - if ((unsigned) INTVAL (RTX) < 077) return 1; \ - case CONST: \ - case LABEL_REF: \ - case SYMBOL_REF: \ - return 3; \ - case CONST_DOUBLE: \ - return 5; - -/* - * We can use the BSD C library routines for the gnulib calls that are - * still generated, since that's what they boil down to anyways. - */ - -/* #define UDIVSI3_LIBCALL "*udiv" */ -/* #define UMODSI3_LIBCALL "*urem" */ - -/* 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. */ - -/* Store in cc_status the expressions - that the condition codes will describe - after execution of an instruction whose pattern is EXP. - Do not alter them if the instruction would not alter the cc's. */ - -#define NOTICE_UPDATE_CC(EXP, INSN) \ - CC_STATUS_INIT; - - -/* Control the assembler format that we output. */ - -/* Output the name of the file we are compiling. */ -#define ASM_OUTPUT_SOURCE_FILENAME(STREAM, NAME) \ - do { fprintf (STREAM, "\t.file\t"); \ - output_quoted_string (STREAM, NAME); \ - fprintf (STREAM, "\n"); \ - } while (0) - -/* Output at beginning of assembler file. */ -#define ASM_FILE_START(FILE) fputs ("", (FILE)); - -/* Output to assembler file text saying following lines - may contain character constants, extra white space, comments, etc. */ - -#define ASM_APP_ON "" - -/* Output to assembler file text saying following lines - no longer contain unusual constructs. */ - -#define ASM_APP_OFF "" - -/* Output before read-only data. */ - -#define TEXT_SECTION_ASM_OP "\t.inst" - -/* Output before writable data. */ - -#define DATA_SECTION_ASM_OP "\t.var" - -/* How to refer to registers in assembler output. - This sequence is indexed by compiler's hard-register-number (see above). */ - -#define REGISTER_NAMES \ -{".r0", ".r1", ".r2", ".r3", ".r4", ".r5", ".r6", ".r7", ".r8", \ - ".r9", ".r10", ".r11", ".r12", ".r13", ".r14", ".sp"} - -/* This is BSD, so it wants DBX format. */ - -/* #define DBX_DEBUGGING_INFO */ - -/* Do not break .stabs pseudos into continuations. */ - -#define DBX_CONTIN_LENGTH 0 - -/* This is the char to use for continuation (in case we need to turn - continuation back on). */ - -#define DBX_CONTIN_CHAR '?' - -/* Don't use the `xsfoo;' construct in DBX output; this system - doesn't support it. */ - -#define DBX_NO_XREFS - -/* 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.extdef\t", FILE); assemble_name (FILE, NAME); fputs ("\n", FILE);} while (0) - -/* The prefix to add to user-visible assembler symbols. */ - -#define USER_LABEL_PREFIX "" - -/* This is how to output an internal numbered label where - PREFIX is the class of label and NUM is the number within the class. */ - -#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \ - fprintf (FILE, ".%s%d:\n", PREFIX, NUM) - -/* This is how to store into the string LABEL - the symbol_ref name of an internal numbered label where - PREFIX is the class of label and NUM is the number within the class. - This is suitable for output with `assemble_name'. */ - -#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM) \ - sprintf (LABEL, ".%s%d", PREFIX, NUM) - -/* This is how to output an insn to push a register on the stack. - It need not be very fast code. */ - -#define ASM_OUTPUT_REG_PUSH(FILE,REGNO) \ - fprintf (FILE, "\tsubi.64\t4,.sp\n\tst.32\t%s,[.sp]\n", reg_names[REGNO]) - -/* This is how to output an insn to pop a register from the stack. - It need not be very fast code. */ - -#define ASM_OUTPUT_REG_POP(FILE,REGNO) \ - fprintf (FILE, "\tld.32\t%s,[.sp]\n\taddi.64\t4,.sp\n", reg_names[REGNO]) - -/* This is how to output an element of a case-vector that is absolute. - (The VAX does not use such vectors, - but we must define this macro anyway.) */ - -#define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \ - fprintf (FILE, "\t.data .L%d{32}\n", 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.data .L%d-.L%d{32}\n", VALUE, REL) - -/* This is how to output an assembler line - that says to advance the location counter - to a multiple of 2**LOG bytes. */ - -#define ASM_OUTPUT_ALIGN(FILE,LOG) \ - do { if (LOG!=0) fprintf (FILE, "\t.align\t%d\n", (LOG)); } while (0) - -/* This is how to output an assembler line - that says to advance the location counter by SIZE bytes. */ - -#define ASM_OUTPUT_SKIP(FILE,SIZE) \ - fprintf (FILE, "\t.space %d\n", (SIZE)) - -/* This says how to output an assembler line - to define a global common symbol. */ - -#define ASM_OUTPUT_COMMON(FILE, NAME, SIZE, ROUNDED) \ -( fputs (".comm ", (FILE)), \ - assemble_name ((FILE), (NAME)), \ - fprintf ((FILE), ",%d\n", (ROUNDED))) - -/* This says how to output an assembler line - to define a local common symbol. */ - -#define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \ -( fputs (".bss ", (FILE)), \ - assemble_name ((FILE), (NAME)), \ - fprintf ((FILE), ",%d,%d\n", (SIZE),(ROUNDED))) - -/* 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))) - -/* Print an instruction operand X on file FILE. - CODE is the code from the %-spec that requested printing this operand; - if `%z3' was used to print operand 3, then CODE is 'z'. */ - -#define PRINT_OPERAND(FILE, X, CODE) \ -{ \ - if (CODE == 'r' && GET_CODE (X) == MEM && GET_CODE (XEXP (X, 0)) == REG) \ - fprintf (FILE, "%s", reg_names[REGNO (XEXP (X, 0))]); \ - else if (GET_CODE (X) == REG) \ - fprintf (FILE, "%s", reg_names[REGNO (X)]); \ - else if (GET_CODE (X) == MEM) \ - output_address (XEXP (X, 0)); \ - else \ - { \ - /*debug_rtx(X);*/ \ - putc ('=', FILE); \ - output_addr_const (FILE, X); } \ - } - -/* Print a memory operand whose address is X, on file FILE. - This uses a function in output-vax.c. */ - -#define PRINT_OPERAND_ADDRESS(FILE, ADDR) \ - print_operand_address (FILE, ADDR) - -/* These are stubs, and have yet to bee written. */ - -#define TRAMPOLINE_SIZE 26 -#define TRAMPOLINE_TEMPLATE(FILE) -#define INITIALIZE_TRAMPOLINE(TRAMP,FNADDR,CXT)