diff options
| author | itohy <itohy@NetBSD.org> | 2002-07-06 13:20:08 +0000 |
|---|---|---|
| committer | itohy <itohy@NetBSD.org> | 2002-07-06 13:20:08 +0000 |
| commit | 8f0b7653ca3a7f803f12e536e63683dbdae04e96 (patch) | |
| tree | 0a6a0ae6ac08a565a63073c0e9055858c9b9aa26 /gnu | |
| parent | b2f2b1cb44bcc0f317095eb4afb356b72153a072 (diff) | |
a.out prologue / epilogue (from in-tree egcs)
Diffstat (limited to 'gnu')
| -rw-r--r-- | gnu/dist/toolchain/gcc/config/netbsd.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/gnu/dist/toolchain/gcc/config/netbsd.h b/gnu/dist/toolchain/gcc/config/netbsd.h index 9f6f3601c0e..24988cbf7bf 100644 --- a/gnu/dist/toolchain/gcc/config/netbsd.h +++ b/gnu/dist/toolchain/gcc/config/netbsd.h @@ -147,6 +147,96 @@ #define ASM_DECLARE_RESULT(FILE, RESULT) #endif +/* NetBSD a.out support begins here. */ + +#ifndef NETBSD_ELF + +#undef DWARF_DEBUGGING_INFO /* XXX */ +#undef DWARF2_DEBUGGING_INFO /* XXX */ + +/* 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) + +#endif + /* NetBSD ELF support begins here. */ #ifdef NETBSD_ELF |
