| /* NETBSD_NATIVE is defined when gcc is integrated into the NetBSD |
| source tree so it can be configured appropriately without using |
| the GNU configure/build mechanism. */ |
| |
| #ifdef NETBSD_NATIVE |
| |
| /* Look for the include files in the system-defined places. */ |
| |
| #undef GPLUSPLUS_INCLUDE_DIR |
| #define GPLUSPLUS_INCLUDE_DIR "/usr/include/g++" |
| |
| #undef GCC_INCLUDE_DIR |
| #define GCC_INCLUDE_DIR "/usr/include" |
| |
| #undef INCLUDE_DEFAULTS |
| #define INCLUDE_DEFAULTS \ |
| { \ |
| { GPLUSPLUS_INCLUDE_DIR, 1, 1 }, \ |
| { GCC_INCLUDE_DIR, 0, 0 }, \ |
| { 0, 0, 0 } \ |
| } |
| |
| /* Under NetBSD, the normal location of the compiler back ends is the |
| /usr/libexec directory. */ |
| |
| #undef STANDARD_EXEC_PREFIX |
| #define STANDARD_EXEC_PREFIX "/usr/libexec/" |
| |
| /* Under NetBSD, the normal location of the various *crt*.o files is the |
| /usr/lib directory. */ |
| |
| #undef STANDARD_STARTFILE_PREFIX |
| #define STANDARD_STARTFILE_PREFIX "/usr/lib/" |
| |
| #endif |
| |
| |
| /* Provide a CPP_SPEC appropriate for NetBSD. Current we just deal with |
| the GCC option `-posix'. */ |
| |
| #undef CPP_SPEC |
| #define CPP_SPEC "%{posix:-D_POSIX_SOURCE}" |
| |
| /* Provide an ASM_SPEC appropriate for NetBSD. Currently we only deal |
| with the options for generating PIC code. */ |
| |
| #undef ASM_SPEC |
| #define ASM_SPEC " %| %{fpic:-k} %{fPIC:-k -K}" |
| |
| /* Provide a LIB_SPEC appropriate for NetBSD. Just select the appropriate |
| libc, depending on whether we're doing profiling. */ |
| |
| #undef LIB_SPEC |
| #define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}" |
| |
| /* Provide a LINK_SPEC appropriate for NetBSD. Here we provide support |
| for the special GCC options -static, -assert, and -nostdlib. */ |
| |
| #undef LINK_SPEC |
| #define LINK_SPEC \ |
| "%{!nostdlib:%{!r*:%{!e*:-e start}}} -dc -dp %{R*} %{static:-Bstatic} %{assert*}" |
| |
| /* This defines which switch letters take arguments. */ |
| #undef SWITCH_TAKES_ARG |
| #define SWITCH_TAKES_ARG(CHAR) \ |
| (DEFAULT_SWITCH_TAKES_ARG(CHAR) \ |
| || (CHAR) == 'R') |
| |
| /* We have atexit(3). */ |
| |
| #define HAVE_ATEXIT |
| |
| /* Implicit library calls should use memcpy, not bcopy, etc. */ |
| |
| #define TARGET_MEM_FUNCTIONS |
| |
| /* Handle #pragma weak and #pragma pack. */ |
| |
| #define HANDLE_SYSV_PRAGMA |
| |
| /* |
| * Some imports from svr4.h in support of shared libraries. |
| * Currently, we need the DECLARE_OBJECT_SIZE stuff. |
| */ |
| |
| /* Define the strings used for the .type, .size, and .set directives. |
| These strings generally do not vary from one system running netbsd |
| to another, but if a given system needs to use different pseudo-op |
| names for these, they may be overridden in the file which includes |
| this one. */ |
| |
| #undef TYPE_ASM_OP |
| #undef SIZE_ASM_OP |
| #undef SET_ASM_OP |
| #define TYPE_ASM_OP ".type" |
| #define SIZE_ASM_OP ".size" |
| #define SET_ASM_OP ".set" |
| |
| /* This is how we tell the assembler that a symbol is weak. */ |
| |
| #undef ASM_WEAKEN_LABEL |
| #define ASM_WEAKEN_LABEL(FILE,NAME) \ |
| do { fputs ("\t.weak\t", FILE); assemble_name (FILE, NAME); \ |
| fputc ('\n', FILE); } while (0) |
| |
| /* The following macro defines the format used to output the second |
| operand of the .type assembler directive. Different svr4 assemblers |
| expect various different forms for this operand. The one given here |
| is just a default. You may need to override it in your machine- |
| specific tm.h file (depending upon the particulars of your assembler). */ |
| |
| #undef TYPE_OPERAND_FMT |
| #define TYPE_OPERAND_FMT "@%s" |
| |
| /* Write the extra assembler code needed to declare a function's result. |
| Most svr4 assemblers don't require any special declaration of the |
| result value, but there are exceptions. */ |
| |
| #ifndef ASM_DECLARE_RESULT |
| #define ASM_DECLARE_RESULT(FILE, RESULT) |
| #endif |
| |
| /* These macros generate the special .type and .size directives which |
| are used to set the corresponding fields of the linker symbol table |
| entries in an ELF object file under SVR4. These macros also output |
| the starting labels for the relevant functions/objects. */ |
| |
| /* Write the extra assembler code needed to declare a function properly. |
| Some svr4 assemblers need to also have something extra said about the |
| function's return value. We allow for that here. */ |
| |
| #undef ASM_DECLARE_FUNCTION_NAME |
| #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \ |
| do { \ |
| fprintf (FILE, "\t%s\t ", TYPE_ASM_OP); \ |
| assemble_name (FILE, NAME); \ |
| putc (',', FILE); \ |
| fprintf (FILE, TYPE_OPERAND_FMT, "function"); \ |
| putc ('\n', FILE); \ |
| ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL)); \ |
| ASM_OUTPUT_LABEL(FILE, NAME); \ |
| } while (0) |
| |
| /* Write the extra assembler code needed to declare an object properly. */ |
| |
| #undef ASM_DECLARE_OBJECT_NAME |
| #define ASM_DECLARE_OBJECT_NAME(FILE, NAME, DECL) \ |
| do { \ |
| fprintf (FILE, "\t%s\t ", TYPE_ASM_OP); \ |
| assemble_name (FILE, NAME); \ |
| putc (',', FILE); \ |
| fprintf (FILE, TYPE_OPERAND_FMT, "object"); \ |
| putc ('\n', FILE); \ |
| size_directive_output = 0; \ |
| if (!flag_inhibit_size_directive && DECL_SIZE (DECL)) \ |
| { \ |
| size_directive_output = 1; \ |
| fprintf (FILE, "\t%s\t ", SIZE_ASM_OP); \ |
| assemble_name (FILE, NAME); \ |
| fprintf (FILE, ",%d\n", int_size_in_bytes (TREE_TYPE (DECL))); \ |
| } \ |
| ASM_OUTPUT_LABEL(FILE, NAME); \ |
| } while (0) |
| |
| /* Output the size directive for a decl in rest_of_decl_compilation |
| in the case where we did not do so before the initializer. |
| Once we find the error_mark_node, we know that the value of |
| size_directive_output was set |
| by ASM_DECLARE_OBJECT_NAME when it was run for the same decl. */ |
| |
| #undef ASM_FINISH_DECLARE_OBJECT |
| #define ASM_FINISH_DECLARE_OBJECT(FILE, DECL, TOP_LEVEL, AT_END) \ |
| do { \ |
| char *name = XSTR (XEXP (DECL_RTL (DECL), 0), 0); \ |
| if (!flag_inhibit_size_directive && DECL_SIZE (DECL) \ |
| && ! AT_END && TOP_LEVEL \ |
| && DECL_INITIAL (DECL) == error_mark_node \ |
| && !size_directive_output) \ |
| { \ |
| size_directive_output = 1; \ |
| fprintf (FILE, "\t%s\t ", SIZE_ASM_OP); \ |
| assemble_name (FILE, name); \ |
| fprintf (FILE, ",%d\n", int_size_in_bytes (TREE_TYPE (DECL))); \ |
| } \ |
| } while (0) |
| |
| /* This is how to declare the size of a function. */ |
| |
| #undef ASM_DECLARE_FUNCTION_SIZE |
| #define ASM_DECLARE_FUNCTION_SIZE(FILE, FNAME, DECL) \ |
| do { \ |
| if (!flag_inhibit_size_directive) \ |
| { \ |
| char label[256]; \ |
| static int labelno; \ |
| labelno++; \ |
| ASM_GENERATE_INTERNAL_LABEL (label, "Lfe", labelno); \ |
| ASM_OUTPUT_INTERNAL_LABEL (FILE, "Lfe", labelno); \ |
| fprintf (FILE, "\t%s\t ", SIZE_ASM_OP); \ |
| assemble_name (FILE, (FNAME)); \ |
| fprintf (FILE, ","); \ |
| assemble_name (FILE, label); \ |
| fprintf (FILE, "-"); \ |
| assemble_name (FILE, (FNAME)); \ |
| putc ('\n', FILE); \ |
| } \ |
| } while (0) |