/*
- * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
+ * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
*
* This file is part of libFirm.
*
* Sections.
*/
typedef enum section_t {
- GAS_SECTION_TEXT = 0, /**< text section */
- GAS_SECTION_DATA = 1, /**< data section */
- GAS_SECTION_RODATA = 2, /**< rodata section */
- GAS_SECTION_COMMON = 3, /**< common section */
- GAS_SECTION_TLS = 4, /**< thread local storage section */
- GAS_SECTION_CTOR = 5, /**< ctor section for instrumentation code init */
- GAS_SECTION_MAX = 6
+ 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_CTOR, /**< ctor section for instrumentation code init */
+ 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
} be_gas_section_t;
+/**
+ * Support for some GAS "dialects".
+ */
typedef enum asm_flavour_t {
- GAS_FLAVOUR_NORMAL = 0, /**< normal gas */
- GAS_FLAVOUR_MINGW = 1, /**< MinGW variant */
- GAS_FLAVOUR_MAX = 2
+ 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;
+/** The variable where the GAS dialect is stored. */
extern be_gas_flavour_t be_gas_flavour;
-
/**
* 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(be_emit_env_t *env, const be_main_env_t *main_env,
+void be_gas_emit_decls(const be_main_env_t *main_env,
int only_emit_marked_entities);
-void be_gas_emit_switch_section(be_emit_env_t *env, be_gas_section_t section);
+/**
+ * Switch the current output section to the given out.
+ *
+ * @param section the new output section
+ */
+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_epilog(ir_entity *entity);
+
+/**
+ * Return the label prefix for labeled blocks.
+ */
+const char *be_gas_label_prefix(void);
-#endif /* FIRM_BE_BEGNUAS_H */
+#endif