Mercurial > hg > CbC > CbC_gcc
diff gcc/config/frv/frv.h @ 67:f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
| author | nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp> |
|---|---|
| date | Tue, 22 Mar 2011 17:18:12 +0900 |
| parents | 77e2b8dfacca |
| children | 04ced10e8804 |
line wrap: on
line diff
--- a/gcc/config/frv/frv.h Tue May 25 18:58:51 2010 +0900 +++ b/gcc/config/frv/frv.h Tue Mar 22 17:18:12 2011 +0900 @@ -1,5 +1,6 @@ /* Target macros for the FRV port of GCC. - Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009 + Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009, + 2010, 2011 Free Software Foundation, Inc. Contributed by Red Hat Inc. @@ -25,42 +26,9 @@ /* Frv general purpose macros. */ /* Align an address. */ #define ADDR_ALIGN(addr,align) (((addr) + (align) - 1) & ~((align) - 1)) - -/* Return true if a value is inside a range. */ -#define IN_RANGE_P(VALUE, LOW, HIGH) \ - ( (((HOST_WIDE_INT)(VALUE)) >= (HOST_WIDE_INT)(LOW)) \ - && (((HOST_WIDE_INT)(VALUE)) <= ((HOST_WIDE_INT)(HIGH)))) - /* Driver configuration. */ -/* A C expression which determines whether the option `-CHAR' takes arguments. - The value should be the number of arguments that option takes-zero, for many - options. - - By default, this macro is defined to handle the standard options properly. - You need not define it unless you wish to add additional options which take - arguments. - - Defined in svr4.h. */ -#undef SWITCH_TAKES_ARG -#define SWITCH_TAKES_ARG(CHAR) \ - (DEFAULT_SWITCH_TAKES_ARG (CHAR) || (CHAR) == 'G') - -/* A C expression which determines whether the option `-NAME' takes arguments. - The value should be the number of arguments that option takes-zero, for many - options. This macro rather than `SWITCH_TAKES_ARG' is used for - multi-character option names. - - By default, this macro is defined as `DEFAULT_WORD_SWITCH_TAKES_ARG', which - handles the standard options properly. You need not define - `WORD_SWITCH_TAKES_ARG' unless you wish to add additional options which take - arguments. Any redefinition should call `DEFAULT_WORD_SWITCH_TAKES_ARG' and - then check for additional options. - - Defined in svr4.h. */ -#undef WORD_SWITCH_TAKES_ARG - /* -fpic and -fPIC used to imply the -mlibrary-pic multilib, but with FDPIC which multilib to use depends on whether FDPIC is in use or not. The trick we use is to introduce -multilib-library-pic as a @@ -87,17 +55,9 @@ # define SUBTARGET_DRIVER_SELF_SPECS #endif -/* A C string constant that tells the GCC driver program options to pass to - the assembler. It can also specify how to translate options you give to GNU - CC into options for GCC to pass to the assembler. See the file `sun3.h' - for an example of this. - - Do not define this macro if it does not need to do anything. - - Defined in svr4.h. */ #undef ASM_SPEC #define ASM_SPEC "\ -%{G*} %{v} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*} \ +%{G*} \ %{mtomcat-stats} \ %{!mno-eflags: \ %{mcpu=*} \ @@ -111,24 +71,9 @@ %{mno-fdpic:-mnopic} %{mfdpic} \ %{fpic|fpie: -mpic} %{fPIC|fPIE: -mPIC} %{mlibrary-pic}}" -/* Another C string constant used much like `LINK_SPEC'. The difference - between the two is that `STARTFILE_SPEC' is used at the very beginning of - the command given to the linker. - - If this macro is not defined, a default is provided that loads the standard - C startup file from the usual place. See `gcc.c'. - - Defined in svr4.h. */ #undef STARTFILE_SPEC #define STARTFILE_SPEC "crt0%O%s frvbegin%O%s" -/* Another C string constant used much like `LINK_SPEC'. The difference - between the two is that `ENDFILE_SPEC' is used at the very end of the - command given to the linker. - - Do not define this macro if it does not need to do anything. - - Defined in svr4.h. */ #undef ENDFILE_SPEC #define ENDFILE_SPEC "frvend%O%s" @@ -174,35 +119,14 @@ /* For ABI compliance, we need to put bss data into the normal data section. */ #define CC1_SPEC "%{G*}" -/* A C string constant that tells the GCC driver program options to pass to - the linker. It can also specify how to translate options you give to GCC - into options for GCC to pass to the linker. - - Do not define this macro if it does not need to do anything. - - Defined in svr4.h. */ -/* Override the svr4.h version with one that dispenses without the svr4 - shared library options, notably -G. */ #undef LINK_SPEC #define LINK_SPEC "\ %{h*} %{v:-V} \ -%{b} \ %{mfdpic:-melf32frvfd -z text} \ %{static:-dn -Bstatic} \ %{shared:-Bdynamic} \ %{symbolic:-Bsymbolic} \ -%{G*} \ -%{YP,*} \ -%{Qy:} %{!Qn:-Qy}" - -/* Another C string constant used much like `LINK_SPEC'. The difference - between the two is that `LIB_SPEC' is used at the end of the command given - to the linker. - - If this macro is not defined, a default is provided that loads the standard - C library from the usual place. See `gcc.c'. - - Defined in svr4.h. */ +%{G*}" #undef LIB_SPEC #define LIB_SPEC "--start-group -lc -lsim --end-group" @@ -327,44 +251,6 @@ #endif */ #define TARGET_VERSION fprintf (stderr, _(" (frv)")) -/* Sometimes certain combinations of command options do not make sense on a - particular target machine. You can define a macro `OVERRIDE_OPTIONS' to - take account of this. This macro, if defined, is executed once just after - all the command options have been parsed. - - Don't use this macro to turn on various extra optimizations for `-O'. That - is what `OPTIMIZATION_OPTIONS' is for. */ - -#define OVERRIDE_OPTIONS frv_override_options () - -/* Some machines may desire to change what optimizations are performed for - various optimization levels. This macro, if defined, is executed once just - after the optimization level is determined and before the remainder of the - command options have been parsed. Values set in this macro are used as the - default values for the other command line options. - - LEVEL is the optimization level specified; 2 if `-O2' is specified, 1 if - `-O' is specified, and 0 if neither is specified. - - 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 optimization - level on all supported machines. Use this macro to enable machine-specific - optimizations. - - *Do not examine `write_symbols' in this macro!* The debugging options are - *not supposed to alter the generated code. */ -#define OPTIMIZATION_OPTIONS(LEVEL,SIZE) frv_optimization_options (LEVEL, SIZE) - - -/* Define this macro if debugging can be performed even without a frame - pointer. If this macro is defined, GCC will turn on the - `-fomit-frame-pointer' option whenever `-O' is specified. */ -/* Frv needs a specific frame layout that includes the frame pointer. */ - -#define CAN_DEBUG_WITHOUT_FP - #define LABEL_ALIGN_AFTER_BARRIER(LABEL) (TARGET_ALIGN_LABELS ? 3 : 0) /* Small Data Area Support. */ @@ -499,67 +385,6 @@ slower in that case, define this macro as 0. */ #define STRICT_ALIGNMENT 1 -/* Define this if you wish to imitate the way many other C compilers handle - alignment of bitfields and the structures that contain them. - - The behavior is that the type written for a bit-field (`int', `short', or - other integer type) imposes an alignment for the entire structure, as if the - structure really did contain an ordinary field of that type. In addition, - the bit-field is placed within the structure so that it would fit within such - a field, not crossing a boundary for it. - - Thus, on most machines, a bit-field whose type is written as `int' would not - cross a four-byte boundary, and would force four-byte alignment for the - whole structure. (The alignment used may not be four bytes; it is - controlled by the other alignment parameters.) - - If the macro is defined, its definition should be a C expression; a nonzero - value for the expression enables this behavior. - - Note that if this macro is not defined, or its value is zero, some bitfields - may cross more than one alignment boundary. The compiler can support such - references if there are `insv', `extv', and `extzv' insns that can directly - reference memory. - - The other known way of making bitfields work is to define - `STRUCTURE_SIZE_BOUNDARY' as large as `BIGGEST_ALIGNMENT'. Then every - structure can be accessed with fullwords. - - Unless the machine has bit-field instructions or you define - `STRUCTURE_SIZE_BOUNDARY' that way, you must define - `PCC_BITFIELD_TYPE_MATTERS' to have a nonzero value. - - If your aim is to make GCC use the same conventions for laying out - bitfields as are used by another compiler, here is how to investigate what - the other compiler does. Compile and run this program: - - struct foo1 - { - char x; - char :0; - char y; - }; - - struct foo2 - { - char x; - int :0; - char y; - }; - - main () - { - printf ("Size of foo1 is %d\n", - sizeof (struct foo1)); - printf ("Size of foo2 is %d\n", - sizeof (struct foo2)); - exit (0); - } - - If this prints 2 and 5, then the compiler's behavior is what you would get - from `PCC_BITFIELD_TYPE_MATTERS'. - - Defined in svr4.h. */ #define PCC_BITFIELD_TYPE_MATTERS 1 @@ -579,6 +404,18 @@ default with the options `-fsigned-char' and `-funsigned-char'. */ #define DEFAULT_SIGNED_CHAR 1 +#undef SIZE_TYPE +#define SIZE_TYPE "unsigned int" + +#undef PTRDIFF_TYPE +#define PTRDIFF_TYPE "int" + +#undef WCHAR_TYPE +#define WCHAR_TYPE "long int" + +#undef WCHAR_TYPE_SIZE +#define WCHAR_TYPE_SIZE BITS_PER_WORD + /* General purpose registers. */ #define GPR_FIRST 0 /* First gpr */ @@ -669,18 +506,18 @@ #define IACC_FIRST (SPR_FIRST + 2) #define IACC_LAST (SPR_FIRST + 3) -#define GPR_P(R) IN_RANGE_P (R, GPR_FIRST, GPR_LAST) +#define GPR_P(R) IN_RANGE (R, GPR_FIRST, GPR_LAST) #define GPR_OR_AP_P(R) (GPR_P (R) || (R) == ARG_POINTER_REGNUM) -#define FPR_P(R) IN_RANGE_P (R, FPR_FIRST, FPR_LAST) -#define CC_P(R) IN_RANGE_P (R, CC_FIRST, CC_LAST) -#define ICC_P(R) IN_RANGE_P (R, ICC_FIRST, ICC_LAST) -#define FCC_P(R) IN_RANGE_P (R, FCC_FIRST, FCC_LAST) -#define CR_P(R) IN_RANGE_P (R, CR_FIRST, CR_LAST) -#define ICR_P(R) IN_RANGE_P (R, ICR_FIRST, ICR_LAST) -#define FCR_P(R) IN_RANGE_P (R, FCR_FIRST, FCR_LAST) -#define ACC_P(R) IN_RANGE_P (R, ACC_FIRST, ACC_LAST) -#define ACCG_P(R) IN_RANGE_P (R, ACCG_FIRST, ACCG_LAST) -#define SPR_P(R) IN_RANGE_P (R, SPR_FIRST, SPR_LAST) +#define FPR_P(R) IN_RANGE (R, FPR_FIRST, FPR_LAST) +#define CC_P(R) IN_RANGE (R, CC_FIRST, CC_LAST) +#define ICC_P(R) IN_RANGE (R, ICC_FIRST, ICC_LAST) +#define FCC_P(R) IN_RANGE (R, FCC_FIRST, FCC_LAST) +#define CR_P(R) IN_RANGE (R, CR_FIRST, CR_LAST) +#define ICR_P(R) IN_RANGE (R, ICR_FIRST, ICR_LAST) +#define FCR_P(R) IN_RANGE (R, FCR_FIRST, FCR_LAST) +#define ACC_P(R) IN_RANGE (R, ACC_FIRST, ACC_LAST) +#define ACCG_P(R) IN_RANGE (R, ACCG_FIRST, ACCG_LAST) +#define SPR_P(R) IN_RANGE (R, SPR_FIRST, SPR_LAST) #define GPR_OR_PSEUDO_P(R) (GPR_P (R) || (R) >= FIRST_PSEUDO_REGISTER) #define FPR_OR_PSEUDO_P(R) (FPR_P (R) || (R) >= FIRST_PSEUDO_REGISTER) @@ -848,28 +685,6 @@ 1, 1 /* 171-172, iacc0 */ \ } -/* Zero or more C statements that may conditionally modify two variables - `fixed_regs' and `call_used_regs' (both of type `char []') after they have - been initialized from the two preceding macros. - - This is necessary in case the fixed or call-clobbered registers depend on - target flags. - - You need not define this macro if it has no work to do. - - If the usage of an entire class of registers depends on the target flags, - you may indicate this to GCC by using this macro to modify `fixed_regs' and - `call_used_regs' to 1 for each of the registers in the classes which should - not be used by GCC. Also define the macro `REG_CLASS_FROM_LETTER' to return - `NO_REGS' if it is called with a letter for a class that shouldn't be used. - - (However, if this class is not included in `GENERAL_REGS' and all of the - insn patterns whose constraints permit this class are controlled by target - switches, then GCC will automatically avoid using these registers when the - target switches are opposed to them.) */ - -#define CONDITIONAL_REGISTER_USAGE frv_conditional_register_usage () - /* Order of allocation of registers. */ @@ -1188,25 +1003,6 @@ (as well as added to a displacement). */ #define INDEX_REG_CLASS GPR_REGS -/* A C expression which defines the machine-dependent operand constraint - letters for register classes. If CHAR is such a letter, the value should be - the register class corresponding to it. Otherwise, the value should be - `NO_REGS'. The register letter `r', corresponding to class `GENERAL_REGS', - will not be passed to this macro; you do not need to handle it. - - The following letters are unavailable, due to being used as - constraints: - '0'..'9' - '<', '>' - 'E', 'F', 'G', 'H' - 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P' - 'Q', 'R', 'S', 'T', 'U' - 'V', 'X' - 'g', 'i', 'm', 'n', 'o', 'p', 'r', 's' */ - -extern enum reg_class reg_class_from_letter[]; -#define REG_CLASS_FROM_LETTER(CHAR) reg_class_from_letter [(unsigned char)(CHAR)] - /* A C expression which is nonzero if register number NUM is suitable for use as a base register in operand addresses. It may be either a suitable hard register or a pseudo register that has been allocated such a hard register. */ @@ -1231,48 +1027,12 @@ ? GPR_P (NUM) \ : (reg_renumber [NUM] >= 0 && GPR_P (reg_renumber [NUM]))) -/* A C expression that places additional restrictions on the register class to - use when it is necessary to copy value X into a register in class CLASS. - The value is a register class; perhaps CLASS, or perhaps another, smaller - class. On many machines, the following definition is safe: - - #define PREFERRED_RELOAD_CLASS(X,CLASS) CLASS - - Sometimes returning a more restrictive class makes better code. For - example, on the 68000, when X is an integer constant that is in range for a - `moveq' instruction, the value of this macro is always `DATA_REGS' as long - as CLASS includes the data registers. Requiring a data register guarantees - that a `moveq' will be used. - - If X is a `const_double', by returning `NO_REGS' you can force X into a - memory constant. This is useful on certain machines where immediate - floating values cannot be loaded into certain kinds of registers. - - This declaration must be present. */ -#define PREFERRED_RELOAD_CLASS(X, CLASS) CLASS - #define SECONDARY_INPUT_RELOAD_CLASS(CLASS, MODE, X) \ frv_secondary_reload_class (CLASS, MODE, X) #define SECONDARY_OUTPUT_RELOAD_CLASS(CLASS, MODE, X) \ frv_secondary_reload_class (CLASS, MODE, X) -/* A C expression whose value is nonzero if pseudos that have been assigned to - registers of class CLASS would likely be spilled because registers of CLASS - are needed for spill registers. - - The default value of this macro returns 1 if CLASS has exactly one register - and zero otherwise. On most machines, this default should be used. Only - define this macro to some other expression if pseudo allocated by - `local-alloc.c' end up in memory because their hard registers were needed - for spill registers. If this macro returns nonzero for those classes, those - pseudos will only be allocated by `global.c', which knows how to reallocate - the pseudo to another register. If there would not be another register - available for reallocation, you should not change the definition of this - macro since the only effect of such a definition would be to slow down - register allocation. */ -#define CLASS_LIKELY_SPILLED_P(CLASS) frv_class_likely_spilled_p (CLASS) - /* A C expression for the maximum number of consecutive registers of class CLASS needed to hold a value of mode MODE. @@ -1288,124 +1048,6 @@ #define ZERO_P(x) (x == CONST0_RTX (GET_MODE (x))) -/* 6-bit signed immediate. */ -#define CONST_OK_FOR_I(VALUE) IN_RANGE_P(VALUE, -32, 31) -/* 10-bit signed immediate. */ -#define CONST_OK_FOR_J(VALUE) IN_RANGE_P(VALUE, -512, 511) -/* Unused */ -#define CONST_OK_FOR_K(VALUE) 0 -/* 16-bit signed immediate. */ -#define CONST_OK_FOR_L(VALUE) IN_RANGE_P(VALUE, -32768, 32767) -/* 16-bit unsigned immediate. */ -#define CONST_OK_FOR_M(VALUE) IN_RANGE_P (VALUE, 0, 65535) -/* 12-bit signed immediate that is negative. */ -#define CONST_OK_FOR_N(VALUE) IN_RANGE_P(VALUE, -2048, -1) -/* Zero */ -#define CONST_OK_FOR_O(VALUE) ((VALUE) == 0) -/* 12-bit signed immediate that is negative. */ -#define CONST_OK_FOR_P(VALUE) IN_RANGE_P(VALUE, 1, 2047) - -/* A C expression that defines the machine-dependent operand constraint letters - (`I', `J', `K', .. 'P') that specify particular ranges of integer values. - If C is one of those letters, the expression should check that VALUE, an - integer, is in the appropriate range and return 1 if so, 0 otherwise. If C - is not one of those letters, the value should be 0 regardless of VALUE. */ -#define CONST_OK_FOR_LETTER_P(VALUE, C) \ - ( (C) == 'I' ? CONST_OK_FOR_I (VALUE) \ - : (C) == 'J' ? CONST_OK_FOR_J (VALUE) \ - : (C) == 'K' ? CONST_OK_FOR_K (VALUE) \ - : (C) == 'L' ? CONST_OK_FOR_L (VALUE) \ - : (C) == 'M' ? CONST_OK_FOR_M (VALUE) \ - : (C) == 'N' ? CONST_OK_FOR_N (VALUE) \ - : (C) == 'O' ? CONST_OK_FOR_O (VALUE) \ - : (C) == 'P' ? CONST_OK_FOR_P (VALUE) \ - : 0) - - -/* A C expression that defines the machine-dependent operand constraint letters - (`G', `H') that specify particular ranges of `const_double' values. - - If C is one of those letters, the expression should check that VALUE, an RTX - of code `const_double', is in the appropriate range and return 1 if so, 0 - otherwise. If C is not one of those letters, the value should be 0 - regardless of VALUE. - - `const_double' is used for all floating-point constants and for `DImode' - fixed-point constants. A given letter can accept either or both kinds of - values. It can use `GET_MODE' to distinguish between these kinds. */ - -#define CONST_DOUBLE_OK_FOR_G(VALUE) \ - ((GET_MODE (VALUE) == VOIDmode \ - && CONST_DOUBLE_LOW (VALUE) == 0 \ - && CONST_DOUBLE_HIGH (VALUE) == 0) \ - || ((GET_MODE (VALUE) == SFmode \ - || GET_MODE (VALUE) == DFmode) \ - && (VALUE) == CONST0_RTX (GET_MODE (VALUE)))) - -#define CONST_DOUBLE_OK_FOR_H(VALUE) 0 - -#define CONST_DOUBLE_OK_FOR_LETTER_P(VALUE, C) \ - ( (C) == 'G' ? CONST_DOUBLE_OK_FOR_G (VALUE) \ - : (C) == 'H' ? CONST_DOUBLE_OK_FOR_H (VALUE) \ - : 0) - -/* A C expression that defines the optional machine-dependent constraint - letters (`Q', `R', `S', `T', `U') that can be used to segregate specific - types of operands, usually memory references, for the target machine. - Normally this macro will not be defined. If it is required for a particular - target machine, it should return 1 if VALUE corresponds to the operand type - represented by the constraint letter C. If C is not defined as an extra - constraint, the value returned should be 0 regardless of VALUE. - - For example, on the ROMP, load instructions cannot have their output in r0 - if the memory reference contains a symbolic address. Constraint letter `Q' - is defined as representing a memory address that does *not* contain a - symbolic address. An alternative is specified with a `Q' constraint on the - input and `r' on the output. The next alternative specifies `m' on the - input and a register class that does not include r0 on the output. */ - -/* 12-bit relocations. */ -#define EXTRA_CONSTRAINT_FOR_Q(VALUE) \ - (got12_operand (VALUE, GET_MODE (VALUE))) - -/* Double word memory ops that take one instruction. */ -#define EXTRA_CONSTRAINT_FOR_R(VALUE) \ - (dbl_memory_one_insn_operand (VALUE, GET_MODE (VALUE))) - -/* SYMBOL_REF */ -#define EXTRA_CONSTRAINT_FOR_S(VALUE) \ - (CONSTANT_P (VALUE) && call_operand (VALUE, VOIDmode)) - -/* Double word memory ops that take two instructions. */ -#define EXTRA_CONSTRAINT_FOR_T(VALUE) \ - (dbl_memory_two_insn_operand (VALUE, GET_MODE (VALUE))) - -/* Memory operand for conditional execution. */ -#define EXTRA_CONSTRAINT_FOR_U(VALUE) \ - (condexec_memory_operand (VALUE, GET_MODE (VALUE))) - -#define EXTRA_CONSTRAINT(VALUE, C) \ - ( (C) == 'Q' ? EXTRA_CONSTRAINT_FOR_Q (VALUE) \ - : (C) == 'R' ? EXTRA_CONSTRAINT_FOR_R (VALUE) \ - : (C) == 'S' ? EXTRA_CONSTRAINT_FOR_S (VALUE) \ - : (C) == 'T' ? EXTRA_CONSTRAINT_FOR_T (VALUE) \ - : (C) == 'U' ? EXTRA_CONSTRAINT_FOR_U (VALUE) \ - : 0) - -#define EXTRA_MEMORY_CONSTRAINT(C,STR) \ - ((C) == 'U' || (C) == 'R' || (C) == 'T') - -#define CONSTRAINT_LEN(C, STR) \ - ((C) == 'D' ? 3 : DEFAULT_CONSTRAINT_LEN ((C), (STR))) - -#define REG_CLASS_FROM_CONSTRAINT(C, STR) \ - (((C) == 'D' && (STR)[1] == '8' && (STR)[2] == '9') ? GR89_REGS : \ - ((C) == 'D' && (STR)[1] == '0' && (STR)[2] == '9') ? GR9_REGS : \ - ((C) == 'D' && (STR)[1] == '0' && (STR)[2] == '8') ? GR8_REGS : \ - ((C) == 'D' && (STR)[1] == '1' && (STR)[2] == '4') ? FDPIC_FPTR_REGS : \ - ((C) == 'D' && (STR)[1] == '1' && (STR)[2] == '5') ? FDPIC_REGS : \ - REG_CLASS_FROM_LETTER ((C))) - /* Basic Stack Layout. */ @@ -1614,63 +1256,11 @@ proper. */ #define ACCUMULATE_OUTGOING_ARGS 1 -/* A C expression that should indicate the number of bytes of its own arguments - that a function pops on returning, or 0 if the function pops no arguments - and the caller must therefore pop them all after the function returns. - - FUNDECL is a C variable whose value is a tree node that describes the - function in question. Normally it is a node of type `FUNCTION_DECL' that - describes the declaration of the function. From this it is possible to - obtain the DECL_ATTRIBUTES of the function. - - FUNTYPE is a C variable whose value is a tree node that describes the - function in question. Normally it is a node of type `FUNCTION_TYPE' that - describes the data type of the function. From this it is possible to obtain - the data types of the value and arguments (if known). - - When a call to a library function is being considered, FUNTYPE will contain - an identifier node for the library function. Thus, if you need to - distinguish among various library functions, you can do so by their names. - Note that "library function" in this context means a function used to - perform arithmetic, whose name is known specially in the compiler and was - not mentioned in the C code being compiled. - - STACK-SIZE is the number of bytes of arguments passed on the stack. If a - variable number of bytes is passed, it is zero, and argument popping will - always be the responsibility of the calling function. - - On the VAX, all functions always pop their arguments, so the definition of - this macro is STACK-SIZE. On the 68000, using the standard calling - convention, no functions pop their arguments, so the value of the macro is - always 0 in this case. But an alternative calling convention is available - in which functions that take a fixed number of arguments pop them but other - functions (such as `printf') pop nothing (the caller pops all). When this - convention is in use, FUNTYPE is examined to determine whether a function - takes a fixed number of arguments. */ -#define RETURN_POPS_ARGS(FUNDECL, FUNTYPE, STACK_SIZE) 0 - /* The number of register assigned to holding function arguments. */ #define FRV_NUM_ARG_REGS 6 -#define FUNCTION_ARG(CUM, MODE, TYPE, NAMED) \ - frv_function_arg (&CUM, MODE, TYPE, NAMED, FALSE) - -/* Define this macro if the target machine has "register windows", so that the - register in which a function sees an arguments is not necessarily the same - as the one in which the caller passed the argument. - - For such machines, `FUNCTION_ARG' computes the register in which the caller - passes the value, and `FUNCTION_INCOMING_ARG' should be defined in a similar - fashion to tell the function being called where the arguments will arrive. - - If `FUNCTION_INCOMING_ARG' is not defined, `FUNCTION_ARG' serves both - purposes. */ - -#define FUNCTION_INCOMING_ARG(CUM, MODE, TYPE, NAMED) \ - frv_function_arg (&CUM, MODE, TYPE, NAMED, TRUE) - /* A C type for declaring a variable that is used as the first argument of `FUNCTION_ARG' and other related values. For some target machines, the type `int' suffices and can hold the number of bytes of argument so far. @@ -1713,24 +1303,6 @@ #define INIT_CUMULATIVE_INCOMING_ARGS(CUM, FNTYPE, LIBNAME) \ frv_init_cumulative_args (&CUM, FNTYPE, LIBNAME, NULL, TRUE) -/* A C statement (sans semicolon) to update the summarizer variable CUM to - advance past an argument in the argument list. The values MODE, TYPE and - NAMED describe that argument. Once this is done, the variable CUM is - suitable for analyzing the *following* argument with `FUNCTION_ARG', etc. - - This macro need not do anything if the argument in question was passed on - the stack. The compiler knows how to track the amount of stack space used - for arguments without any special help. */ -#define FUNCTION_ARG_ADVANCE(CUM, MODE, TYPE, NAMED) \ - frv_function_arg_advance (&CUM, MODE, TYPE, NAMED) - -/* If defined, a C expression that gives the alignment boundary, in bits, of an - argument with the specified mode and type. If it is not defined, - `PARM_BOUNDARY' is used for all arguments. */ - -#define FUNCTION_ARG_BOUNDARY(MODE, TYPE) \ - frv_function_arg_boundary (MODE, TYPE) - /* A C expression that is nonzero if REGNO is the number of a hard register in which function arguments are sometimes passed. This does *not* include implicit arguments such as the static chain and the structure-value address. @@ -1886,9 +1458,9 @@ exit (-1); \ } \ \ - /* Create a function descriptor with the address of the code below - and NULL as the FDPIC value. We don't need the real GOT value - here, since we don't use it, so we use NULL, that is just as + /* Create a function descriptor with the address of the code below \ + and NULL as the FDPIC value. We don't need the real GOT value \ + here, since we don't use it, so we use NULL, that is just as \ good. */ \ desc[0] = to; \ desc[1] = NULL; \ @@ -1996,31 +1568,6 @@ /* Describing Relative Costs of Operations. */ -/* A C expression for the cost of moving data from a register in class FROM to - one in class TO. The classes are expressed using the enumeration values - such as `GENERAL_REGS'. A value of 4 is the default; other values are - interpreted relative to that. - - It is not required that the cost always equal 2 when FROM is the same as TO; - on some machines it is expensive to move between registers if they are not - general registers. - - If reload sees an insn consisting of a single `set' between two hard - registers, and if `REGISTER_MOVE_COST' applied to their classes returns a - value of 2, reload does not check to ensure that the constraints of the insn - are met. Setting a cost of other than 2 will allow reload to verify that - the constraints are met. You should do this if the `movM' pattern's - constraints do not allow such copying. */ -#define REGISTER_MOVE_COST(MODE, FROM, TO) frv_register_move_cost (FROM, TO) - -/* A C expression for the cost of moving data of mode M between a register and - memory. A value of 2 is the default; this cost is relative to those in - `REGISTER_MOVE_COST'. - - If moving between registers and memory is more expensive than between two - registers, you should define this macro to express the relative cost. */ -#define MEMORY_MOVE_COST(M,C,I) 4 - /* A C expression for the cost of a branch instruction. A value of 1 is the default; other values are interpreted relative to that. */ #define BRANCH_COST(speed_p, predictable_p) frv_branch_cost_int @@ -2067,15 +1614,6 @@ /* Short Data Support */ #define SDATA_SECTION_ASM_OP "\t.section .sdata,\"aw\"" -/* On svr4, we *do* have support for the .init and .fini sections, and we - can put stuff in there to be executed before and after `main'. We let - crtstuff.c and other files know this by defining the following symbols. - The definitions say how to change sections to the .init and .fini - sections. This is the same for all known svr4 assemblers. - - The standard System V.4 macros will work, but they look ugly in the - assembly output, so redefine them. */ - #undef INIT_SECTION_ASM_OP #undef FINI_SECTION_ASM_OP #define INIT_SECTION_ASM_OP "\t.section .init,\"ax\"" @@ -2154,13 +1692,6 @@ variables are output. */ #undef ASM_OUTPUT_LOCAL -/* Like `ASM_OUTPUT_LOCAL' except takes the required alignment as a separate, - explicit argument. If you define this macro, it is used in place of - `ASM_OUTPUT_LOCAL', and gives you more flexibility in handling the required - alignment of the variable. The alignment is specified as the number of - bits. - - Defined in svr4.h. */ #undef ASM_OUTPUT_ALIGNED_LOCAL /* This is for final.c, because it is used by ASM_DECLARE_OBJECT_NAME. */ @@ -2175,7 +1706,7 @@ #undef ASM_OUTPUT_ALIGNED_DECL_LOCAL #define ASM_OUTPUT_ALIGNED_DECL_LOCAL(STREAM, DECL, NAME, SIZE, ALIGN) \ do { \ - if ((SIZE) > 0 && (SIZE) <= g_switch_value) \ + if ((SIZE) > 0 && (SIZE) <= (unsigned HOST_WIDE_INT) g_switch_value) \ switch_to_section (get_named_section (NULL, ".sbss", 0)); \ else \ switch_to_section (bss_section); \ @@ -2201,21 +1732,6 @@ /* Globalizing directive for a label. */ #define GLOBAL_ASM_OP "\t.globl " -/* A C statement to store into the string STRING a label whose name is made - from the string PREFIX and the number NUM. - - This string, when output subsequently by `assemble_name', should produce the - output that `(*targetm.asm_out.internal_label)' would produce with the same PREFIX - and NUM. - - If the string begins with `*', then `assemble_name' will output the rest of - the string unchanged. It is often convenient for - `ASM_GENERATE_INTERNAL_LABEL' to use `*' in this way. If the string doesn't - start with `*', then `ASM_OUTPUT_LABELREF' gets to output the string, and - may change it. (Of course, `ASM_OUTPUT_LABELREF' is also part of your - machine description, so you should know what it does on your machine.) - - Defined in svr4.h. */ #undef ASM_GENERATE_INTERNAL_LABEL #define ASM_GENERATE_INTERNAL_LABEL(LABEL, PREFIX, NUM) \ do { \ @@ -2225,13 +1741,6 @@ /* Macros Controlling Initialization Routines. */ -/* If defined, a C string constant for the assembler operation to identify the - following data as initialization code. If not defined, GCC will assume - such a section does not exist. When you are using special sections for - initialization and termination functions, this macro also controls how - `crtstuff.c' and `libgcc2.c' arrange to run the initialization functions. - - Defined in svr4.h. */ #undef INIT_SECTION_ASM_OP /* If defined, `main' will call `__main' despite the presence of @@ -2325,58 +1834,6 @@ #define FINAL_PRESCAN_INSN(INSN, OPVEC, NOPERANDS)\ frv_final_prescan_insn (INSN, OPVEC, NOPERANDS) - -/* A C compound statement to output to stdio stream STREAM the assembler syntax - for an instruction operand X. X is an RTL expression. - - CODE is a value that can be used to specify one of several ways of printing - the operand. It is used when identical operands must be printed differently - depending on the context. CODE comes from the `%' specification that was - used to request printing of the operand. If the specification was just - `%DIGIT' then CODE is 0; if the specification was `%LTR DIGIT' then CODE is - the ASCII code for LTR. - - If X is a register, this macro should print the register's name. The names - can be found in an array `reg_names' whose type is `char *[]'. `reg_names' - is initialized from `REGISTER_NAMES'. - - When the machine description has a specification `%PUNCT' (a `%' followed by - a punctuation character), this macro is called with a null pointer for X and - the punctuation character for CODE. */ -#define PRINT_OPERAND(STREAM, X, CODE) frv_print_operand (STREAM, X, CODE) - -/* A C expression which evaluates to true if CODE is a valid punctuation - character for use in the `PRINT_OPERAND' macro. If - `PRINT_OPERAND_PUNCT_VALID_P' is not defined, it means that no punctuation - characters (except for the standard one, `%') are used in this way. */ -/* . == gr0 - # == hint operand -- always zero for now - @ == small data base register (gr16) - ~ == pic register (gr17) - * == temporary integer CCR register (cr3) - & == temporary integer ICC register (icc3) */ -#define PRINT_OPERAND_PUNCT_VALID_P(CODE) \ -((CODE) == '.' || (CODE) == '#' || (CODE) == '@' || (CODE) == '~' \ - || (CODE) == '*' || (CODE) == '&') - -/* A C compound statement to output to stdio stream STREAM the assembler syntax - for an instruction operand that is a memory reference whose address is X. X - is an RTL expression. - - On some machines, the syntax for a symbolic address depends on the section - that the address refers to. On these machines, define the macro - `ENCODE_SECTION_INFO' to store the information into the `symbol_ref', and - then check for it here. - - This declaration must be present. */ -#define PRINT_OPERAND_ADDRESS(STREAM, X) frv_print_operand_address (STREAM, X) - -/* If defined, C string expressions to be used for the `%R', `%L', `%U', and - `%I' options of `asm_fprintf' (see `final.c'). These are useful when a - single `md' file must support multiple assembler formats. In that case, the - various `tm.h' files can define these macros differently. - - USER_LABEL_PREFIX is defined in svr4.h. */ #undef USER_LABEL_PREFIX #define USER_LABEL_PREFIX "" #define REGISTER_PREFIX "" @@ -2433,11 +1890,6 @@ /* Assembler Commands for Alignment. */ -/* A C statement to output to the stdio stream STREAM an assembler instruction - to advance the location counter by NBYTES bytes. Those bytes should be zero - when loaded. NBYTES will be a C expression of type `int'. - - Defined in svr4.h. */ #undef ASM_OUTPUT_SKIP #define ASM_OUTPUT_SKIP(STREAM, NBYTES) \ fprintf (STREAM, "\t.zero\t%u\n", (int)(NBYTES)) @@ -2473,17 +1925,6 @@ This declaration is required. */ #define DBX_REGISTER_NUMBER(REGNO) (REGNO) -/* A C expression that returns the type of debugging output GCC produces - when the user specifies `-g' or `-ggdb'. Define this if you have arranged - for GCC to support more than one format of debugging output. Currently, - the allowable values are `DBX_DEBUG', `SDB_DEBUG', `DWARF_DEBUG', - `DWARF2_DEBUG', and `XCOFF_DEBUG'. - - The value of this macro only affects the default debugging output; the user - can always get a specific type of output by using `-gstabs', `-gcoff', - `-gdwarf-1', `-gdwarf-2', or `-gxcoff'. - - Defined in svr4.h. */ #undef PREFERRED_DEBUGGING_TYPE #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG @@ -2547,13 +1988,6 @@ `QImode'. */ #define FUNCTION_MODE QImode -/* Define this macro to handle System V style pragmas: #pragma pack and - #pragma weak. Note, #pragma weak will only be supported if SUPPORT_WEAK is - defined. - - Defined in svr4.h. */ -#define HANDLE_SYSV_PRAGMA 1 - /* A C expression for the maximum number of instructions to execute via conditional execution instructions instead of a branch. A value of BRANCH_COST+1 is the default if the machine does not use @@ -2612,11 +2046,6 @@ /* If the following macro is defined and nonzero and deterministic - finite state automata are used for pipeline hazard recognition, the - code making resource-constrained software pipelining is on. */ -#define RCSP_SOFTWARE_PIPELINING 1 - -/* If the following macro is defined and nonzero and deterministic finite state automata are used for pipeline hazard recognition, we will try to exchange insns in queue ready to improve the schedule. The more macro value, the more tries will be made. */