X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbegnuas.h;h=ba171852fedf44a8f7de15c446d35c1aff7a5343;hb=d02e1f6b1f966030f9ec9006dedac7476fc75424;hp=edb75d0146f5f34bc4f4eb4458bc794aa0780003;hpb=1dda364d51a065159f1fa8f3b4a175a56dc78030;p=libfirm diff --git a/ir/be/begnuas.h b/ir/be/begnuas.h index edb75d014..ba171852f 100644 --- a/ir/be/begnuas.h +++ b/ir/be/begnuas.h @@ -27,49 +27,51 @@ #ifndef FIRM_BE_BEGNUAS_H #define FIRM_BE_BEGNUAS_H -#include "be.h" +#include +#include "be_types.h" #include "beemitter.h" -/** - * Sections. - */ -typedef enum section_t { - GAS_SECTION_TEXT, /**< text section */ - GAS_SECTION_DATA, /**< data section */ - GAS_SECTION_RODATA, /**< rodata section */ - GAS_SECTION_COMMON, /**< common section */ - GAS_SECTION_TLS, /**< thread local storage section */ - GAS_SECTION_CONSTRUCTORS, /**< ctors section */ - GAS_SECTION_DESTRUCTORS, /**< dtors section */ - GAS_SECTION_CSTRING, /**< section for constant strings */ +typedef enum { + GAS_SECTION_TEXT, /**< text section - program code */ + GAS_SECTION_DATA, /**< data section - arbitrary data */ + GAS_SECTION_RODATA, /**< rodata section - read-only data */ + GAS_SECTION_BSS, /**< bss section - zero initialized data */ + GAS_SECTION_CONSTRUCTORS, /**< ctors section */ + GAS_SECTION_DESTRUCTORS, /**< dtors section */ + GAS_SECTION_CSTRING, /**< section for constant strings */ GAS_SECTION_PIC_TRAMPOLINES, /**< trampolines for pic codes */ GAS_SECTION_PIC_SYMBOLS, /**< contains resolved pic symbols */ - GAS_SECTION_LAST = GAS_SECTION_PIC_SYMBOLS + GAS_SECTION_LAST = GAS_SECTION_PIC_SYMBOLS, + GAS_SECTION_TYPE_MASK = 0xFF, + + GAS_SECTION_FLAG_TLS = 1 << 8, /**< thread local flag */ + GAS_SECTION_FLAG_COMDAT = 1 << 9 /**< thread local version of _BSS */ } be_gas_section_t; +ENUM_BITSET(be_gas_section_t) -/** - * Support for some GAS "dialects". - */ -typedef enum asm_flavour_t { - GAS_FLAVOUR_ELF, /**< ELF variant */ - GAS_FLAVOUR_MINGW, /**< MinGW variant (no-ELF) */ - GAS_FLAVOUR_YASM, /**< YASM GNU parser */ - GAS_FLAVOUR_MACH_O, /**< Mach-O variant (as found on darwin, OS/X) */ - GAS_FLAVOUR_LAST = GAS_FLAVOUR_MACH_O -} be_gas_flavour_t; +typedef enum object_file_format_t { + OBJECT_FILE_FORMAT_ELF, /**< Executable and Linkable Format (unixes) */ + OBJECT_FILE_FORMAT_COFF, /**< Common Object File Format (Windows) */ + OBJECT_FILE_FORMAT_MACH_O, /**< Mach Object File Format (OS/X) */ + OBJECT_FILE_FORMAT_ELF_SPARC, /**< Sparc variant of ELF */ + OBJECT_FILE_FORMAT_LAST = OBJECT_FILE_FORMAT_ELF_SPARC +} object_file_format_t; /** The variable where the GAS dialect is stored. */ -extern be_gas_flavour_t be_gas_flavour; +extern object_file_format_t be_gas_object_file_format; +extern bool be_gas_emit_types; + +/** + * the .type directive needs to specify @function, #function or %function + * depending on the target architecture (yay) + */ +extern char be_gas_elf_type_char; /** * Generate all entities. * @param main_env the main backend environment - * @param emit_commons if non-zero, emit commons (non-local uninitialized entities) - * @param only_emit_marked if non-zero, external allocated entities that do not have - * its visited flag set are ignored */ -void be_gas_emit_decls(const be_main_env_t *main_env, - int only_emit_marked_entities); +void be_gas_emit_decls(const be_main_env_t *main_env); /** * Switch the current output section to the given out. @@ -81,14 +83,24 @@ void be_gas_emit_switch_section(be_gas_section_t section); /** * emit assembler instructions necessary before starting function code */ -void be_gas_emit_function_prolog(ir_entity *entity, unsigned alignment); +void be_gas_emit_function_prolog(const ir_entity *entity, + unsigned po2alignment); + +void be_gas_emit_function_epilog(const ir_entity *entity); -void be_gas_emit_function_epilog(ir_entity *entity); +char const *be_gas_get_private_prefix(void); + +/** + * emit ld_ident of an entity and performs additional mangling if necessary. + * (mangling is necessary for ir_visibility_private for example). + * Emits a block label for type_code entities. + */ +void be_gas_emit_entity(const ir_entity *entity); /** - * Return the label prefix for labeled blocks. + * Emit (a private) symbol name for a firm block */ -const char *be_gas_block_label_prefix(void); +void be_gas_emit_block_name(const ir_node *block); /** * Return the label prefix for labeled instructions.