X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=include%2Flibfirm%2Fbe.h;h=b2d10996d9895407386b04fc33be569f672fc18d;hb=2c7e601484413ad272d685f9f0cb3ecc27b251f7;hp=2f4c1cc7c16b6eda9c315284edbc25fe5ce3b678;hpb=c6f280da6cae40f87ba01ecc77ebe60eb67a0280;p=libfirm

diff --git a/include/libfirm/be.h b/include/libfirm/be.h
index 2f4c1cc7c..b2d10996d 100644
--- a/include/libfirm/be.h
+++ b/include/libfirm/be.h
@@ -31,22 +31,69 @@
 #include "iroptimize.h"
 #include "begin.h"
 
-typedef enum {
-	ASM_CONSTRAINT_FLAG_NONE                  = 0,
+/**
+ * @defgroup be  Code Generation
+ *
+ * Code Generation (backend) produces machine-code.
+ * @{
+ */
+
+/**
+ * flags categorizing assembler constraint specifications
+ */
+typedef enum asm_constraint_flags_t {
+	ASM_CONSTRAINT_FLAG_NONE                  = 0, /**< no constraints */
+	/** input/output can be in a register */
 	ASM_CONSTRAINT_FLAG_SUPPORTS_REGISTER     = 1u << 0,
+	/** input/output can be read/written to/from a memory address */
 	ASM_CONSTRAINT_FLAG_SUPPORTS_MEMOP        = 1u << 1,
+	/** input can be encoded as an immediate number */
 	ASM_CONSTRAINT_FLAG_SUPPORTS_IMMEDIATE    = 1u << 2,
+	/** the constraint is not supported yet by libFirm */
 	ASM_CONSTRAINT_FLAG_NO_SUPPORT            = 1u << 3,
+	/** The input is also written to */
 	ASM_CONSTRAINT_FLAG_MODIFIER_WRITE        = 1u << 4,
+	/** the input is not written to */
 	ASM_CONSTRAINT_FLAG_MODIFIER_NO_WRITE     = 1u << 5,
+	/** the input is read */
 	ASM_CONSTRAINT_FLAG_MODIFIER_READ         = 1u << 6,
+	/** the input is not read */
 	ASM_CONSTRAINT_FLAG_MODIFIER_NO_READ      = 1u << 7,
+	/** the value is modified before all inputs to the asm block
+	 * are handled. */
 	ASM_CONSTRAINT_FLAG_MODIFIER_EARLYCLOBBER = 1u << 8,
+	/** This operand and the following operand are commutative */
 	ASM_CONSTRAINT_FLAG_MODIFIER_COMMUTATIVE  = 1u << 9,
+	/** invalid constraint (due to parse error) */
 	ASM_CONSTRAINT_FLAG_INVALID               = 1u << 10
 } asm_constraint_flags_t;
 ENUM_BITSET(asm_constraint_flags_t)
 
+/** Dwarf source language codes. */
+typedef enum {
+	DW_LANG_C89 = 0x0001,
+	DW_LANG_C = 0x0002,
+	DW_LANG_Ada83 = 0x0003,
+	DW_LANG_C_plus_plus = 0x0004,
+	DW_LANG_Cobol74 = 0x0005,
+	DW_LANG_Cobol85 = 0x0006,
+	DW_LANG_Fortran77 = 0x0007,
+	DW_LANG_Fortran90 = 0x0008,
+	DW_LANG_Pascal83 = 0x0009,
+	DW_LANG_Modula2 = 0x000a,
+	DW_LANG_Java = 0x000b,
+	DW_LANG_C99 = 0x000c,
+	DW_LANG_Ada95 = 0x000d,
+	DW_LANG_Fortran95 = 0x000e,
+	DW_LANG_PLI = 0x000f,
+	DW_LANG_ObjC = 0x0010,
+	DW_LANG_ObjC_plus_plus = 0x0011,
+	DW_LANG_UPC = 0x0012,
+	DW_LANG_D = 0x0013,
+	DW_LANG_Python = 0x0014,
+	DW_LANG_Go = 0x0016,
+} dwarf_source_language;
+
 /**
  * Build a Trampoline for the closure.
  * @param block       the block where to build the trampoline
@@ -131,7 +178,7 @@ typedef struct backend_params {
 FIRM_API int be_parse_arg(const char *arg);
 
 /**
- * Return the backend configuration parameter.
+ * Returns the backend configuration parameter.
  *
  * @return libFirm configuration parameters for the selected
  *         backend
@@ -171,6 +218,19 @@ FIRM_API asm_constraint_flags_t be_parse_asm_constraints(const char *constraints
  */
 FIRM_API int be_is_valid_clobber(const char *clobber);
 
+/**
+ * Sets source language for dwarf debug information.
+ */
+FIRM_API void be_dwarf_set_source_language(dwarf_source_language language);
+
+/**
+ * Sets working directory of the compiler (or directory where the compiler
+ * searched for sources) for dwarf debug information.
+ */
+FIRM_API void be_dwarf_set_compilation_directory(const char *directory);
+
+/** @} */
+
 #include "end.h"
 
 #endif