X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=docs%2FBitCodeFormat.rst;h=86436ff6334b934f3cf212f4dc5deb0f41aea0bd;hb=dd2d4303527c4be7d5a050f1cc11831e76114181;hp=64c08f0e348e9d7489507a61db94fcaf9964f9fa;hpb=780c79822234a324a82bbc6b3c172fa478c27933;p=oota-llvm.git diff --git a/docs/BitCodeFormat.rst b/docs/BitCodeFormat.rst index 64c08f0e348..86436ff6334 100644 --- a/docs/BitCodeFormat.rst +++ b/docs/BitCodeFormat.rst @@ -1,5 +1,3 @@ -.. _bitcode_format: - .. role:: raw-html(raw) :format: html @@ -54,8 +52,8 @@ structure. This structure consists of the following concepts: * Abbreviations, which specify compression optimizations for the file. -Note that the `llvm-bcanalyzer `_ tool -can be used to dump and inspect arbitrary bitstreams, which is very useful for +Note that the :doc:`llvm-bcanalyzer ` tool can be +used to dump and inspect arbitrary bitstreams, which is very useful for understanding the encoding. .. _magic number: @@ -564,7 +562,7 @@ MODULE_CODE_VERSION Record ``[VERSION, version#]`` The ``VERSION`` record (code 1) contains a single value indicating the format -version. Version 0 and 1 are supported at this time. The difference between +version. Versions 0 and 1 are supported at this time. The difference between version 0 and 1 is in the encoding of instruction operands in each `FUNCTION_BLOCK`_. @@ -660,7 +658,7 @@ for each library name referenced. MODULE_CODE_GLOBALVAR Record ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -``[GLOBALVAR, pointer type, isconst, initid, linkage, alignment, section, visibility, threadlocal, unnamed_addr]`` +``[GLOBALVAR, pointer type, isconst, initid, linkage, alignment, section, visibility, threadlocal, unnamed_addr, dllstorageclass]`` The ``GLOBALVAR`` record (code 7) marks the declaration or definition of a global variable. The operand fields are: @@ -690,7 +688,8 @@ global variable. The operand fields are: * ``weak_odr``: code 10 * ``linkonce_odr``: code 11 * ``available_externally``: code 12 - * ``linker_private``: code 13 + * deprecated : code 13 + * deprecated : code 14 * alignment*: The logarithm base 2 of the variable's requested alignment, plus 1 @@ -715,12 +714,20 @@ global variable. The operand fields are: * *unnamed_addr*: If present and non-zero, indicates that the variable has ``unnamed_addr`` +.. _dllstorageclass: + +* *dllstorageclass*: If present, an encoding of the DLL storage class of this variable: + + * ``default``: code 0 + * ``dllimport``: code 1 + * ``dllexport``: code 2 + .. _FUNCTION: MODULE_CODE_FUNCTION Record ^^^^^^^^^^^^^^^^^^^^^^^^^^^ -``[FUNCTION, type, callingconv, isproto, linkage, paramattr, alignment, section, visibility, gc]`` +``[FUNCTION, type, callingconv, isproto, linkage, paramattr, alignment, section, visibility, gc, prefix, dllstorageclass]`` The ``FUNCTION`` record (code 8) marks the declaration or definition of a function. The operand fields are: @@ -731,11 +738,17 @@ function. The operand fields are: * ``ccc``: code 0 * ``fastcc``: code 8 * ``coldcc``: code 9 + * ``webkit_jscc``: code 12 + * ``anyregcc``: code 13 + * ``preserve_mostcc``: code 14 + * ``preserve_allcc``: code 15 * ``x86_stdcallcc``: code 64 * ``x86_fastcallcc``: code 65 * ``arm_apcscc``: code 66 * ``arm_aapcscc``: code 67 * ``arm_aapcs_vfpcc``: code 68 + * ``x86_thiscallcc``: code 70 + * ``x86_cdeclmethodcc``: code 80 * isproto*: Non-zero if this entry represents a declaration rather than a definition @@ -759,10 +772,15 @@ function. The operand fields are: * *unnamed_addr*: If present and non-zero, indicates that the function has ``unnamed_addr`` +* *prefix*: If non-zero, the value index of the prefix data for this function, + plus 1. + +* *dllstorageclass*: An encoding of the `dllstorageclass`_ of this function + MODULE_CODE_ALIAS Record ^^^^^^^^^^^^^^^^^^^^^^^^ -``[ALIAS, alias type, aliasee val#, linkage, visibility]`` +``[ALIAS, alias type, aliasee val#, linkage, visibility, dllstorageclass]`` The ``ALIAS`` record (code 9) marks the definition of an alias. The operand fields are @@ -775,6 +793,8 @@ fields are * *visibility*: If present, an encoding of the `visibility`_ of the alias +* *dllstorageclass*: If present, an encoding of the `dllstorageclass`_ of the alias + MODULE_CODE_PURGEVALS Record ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -1075,7 +1095,7 @@ named type. VALUE_SYMTAB_BLOCK Contents --------------------------- -The ``VALUE_SYMTAB_BLOCK`` block (id 14) ... +The ``VALUE_SYMTAB_BLOCK`` block (id 14) ... .. _METADATA_BLOCK: