[llvm-commits] CVS: llvm/lib/Bitcode/LLVMBitCodes.h

[Chris Lattner]

Changes in directory llvm/lib/Bitcode:

LLVMBitCodes.h added (r1.1)
---
Log message:

add llvm ir bitcode definition file


---
Diffs of the changes:  (+87 -0)

 LLVMBitCodes.h |   87 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 87 insertions(+)


Index: llvm/lib/Bitcode/LLVMBitCodes.h
diff -c /dev/null llvm/lib/Bitcode/LLVMBitCodes.h:1.1
*** /dev/null	Sun Apr 22 02:03:10 2007
--- llvm/lib/Bitcode/LLVMBitCodes.h	Sun Apr 22 02:03:00 2007
***************
*** 0 ****
--- 1,87 ----
+ //===- LLVMBitCodes.h - Enum values for the LLVM bitcode format -*- C++ -*-===//
+ //
+ //                     The LLVM Compiler Infrastructure
+ //
+ // This file was developed by Chris Lattner and is distributed under
+ // the University of Illinois Open Source License. See LICENSE.TXT for details.
+ //
+ //===----------------------------------------------------------------------===//
+ //
+ // This header defines Bitcode enum values for LLVM IR bitcode files.
+ //
+ // The enum values defined in this file should be considered permanent.  If
+ // new features are added, they should have values added at the end of the
+ // respective lists.
+ //
+ //===----------------------------------------------------------------------===//
+ 
+ #ifndef LLVM_BITCODE_LLVMBITCODES_H
+ #define LLVM_BITCODE_LLVMBITCODES_H
+ 
+ #include "llvm/Bitcode/BitCodes.h"
+ 
+ namespace llvm {
+ namespace bitc {
+   // The only top-level block type defined is for a module.
+   enum BlockIDs {
+     // Blocks
+     MODULE_BLOCK_ID          = 0,
+   
+     // Module sub-block id's
+     TYPE_BLOCK_ID            = 1,
+     MODULEINFO_BLOCK_ID      = 2,
+     GLOBALCONSTANTS_BLOCK_ID = 3,
+     FUNCTION_BLOCK_ID        = 4,
+     TYPE_SYMTAB_BLOCK_ID     = 5,
+     GLOBAL_SYMTAB_BLOCK_ID   = 6
+   };
+   
+   
+   /// MODULE blocks have a number of optional fields and subblocks.
+   enum ModuleCodes {
+     MODULE_CODE_VERSION     = 1,    // VERSION:     [version#]
+     MODULE_CODE_TRIPLE      = 2,    // TRIPLE:      [strlen, strchr x N]
+     MODULE_CODE_DATALAYOUT  = 3,    // DATALAYOUT:  [strlen, strchr x N]
+     MODULE_CODE_ASM         = 4,    // ASM:         [strlen, strchr x N]
+     MODULE_CODE_SECTIONNAME = 5,    // SECTIONNAME: [strlen, strchr x N]
+     MODULE_CODE_DEPLIB      = 6,    // DEPLIB:      [strlen, strchr x N]
+ 
+     // GLOBALVAR: [type, isconst, initid, 
+     //             linkage, alignment, section, visibility, threadlocal]
+     MODULE_CODE_GLOBALVAR   = 7,
+ 
+     // FUNCTION:  [type, callingconv, isproto, linkage, alignment, section,
+     //             visibility]
+     MODULE_CODE_FUNCTION    = 8
+   };
+   
+   /// TYPE blocks have codes for each type primitive they use.
+   enum TypeCodes {
+     TYPE_CODE_NUMENTRY =  1,   // TYPE_CODE_NUMENTRY: [numentries]
+     TYPE_CODE_META     =  2,   // TYPE_CODE_META: [metacode]... - Future use
+     
+     // Type Codes
+     TYPE_CODE_VOID     =  3,   // VOID
+     TYPE_CODE_FLOAT    =  4,   // FLOAT
+     TYPE_CODE_DOUBLE   =  5,   // DOUBLE
+     TYPE_CODE_LABEL    =  6,   // LABEL
+     TYPE_CODE_OPAQUE   =  7,   // OPAQUE
+     TYPE_CODE_INTEGER  =  8,   // INTEGER: [width]
+     TYPE_CODE_POINTER  =  9,   // POINTER: [pointee type]
+     TYPE_CODE_FUNCTION = 10,   // FUNCTION: [vararg, retty, #pararms, paramty N]
+     TYPE_CODE_STRUCT   = 11,   // STRUCT: [ispacked, #elts, eltty x N]
+     TYPE_CODE_ARRAY    = 12,   // ARRAY: [numelts, eltty]
+     TYPE_CODE_VECTOR   = 13    // VECTOR: [numelts, eltty]
+     // Any other type code is assumed to be an unknown type.
+   };
+   
+   
+   // The type symbol table only has one code (TST_ENTRY_CODE).
+   enum TypeSymtabCodes {
+     TST_ENTRY_CODE = 1     // TST_ENTRY: [typeid, namelen, namechar x N]
+   };
+   
+ } // End bitc namespace
+ } // End llvm namespace
+ 
+ #endif