X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=docs%2FSourceLevelDebugging.rst;h=857479508a5e250405643f474957a1bfa7b83e0f;hb=23b7a7032d79d755b2f06a24e0711471172f1088;hp=16fa7f0b7e92c45b83677f5319188c3e6b55e26f;hpb=afa288de507fb39105e59b0557a25b32ae366637;p=oota-llvm.git diff --git a/docs/SourceLevelDebugging.rst b/docs/SourceLevelDebugging.rst index 16fa7f0b7e9..857479508a5 100644 --- a/docs/SourceLevelDebugging.rst +++ b/docs/SourceLevelDebugging.rst @@ -2080,23 +2080,23 @@ array to be: HeaderData.atoms[0].form = DW_FORM_data4; This defines the contents to be the DIE offset (eAtomTypeDIEOffset) that is - encoded as a 32 bit value (DW_FORM_data4). This allows a single name to have - multiple matching DIEs in a single file, which could come up with an inlined - function for instance. Future tables could include more information about the - DIE such as flags indicating if the DIE is a function, method, block, - or inlined. +encoded as a 32 bit value (DW_FORM_data4). This allows a single name to have +multiple matching DIEs in a single file, which could come up with an inlined +function for instance. Future tables could include more information about the +DIE such as flags indicating if the DIE is a function, method, block, +or inlined. The KeyType for the DWARF table is a 32 bit string table offset into the - ".debug_str" table. The ".debug_str" is the string table for the DWARF which - may already contain copies of all of the strings. This helps make sure, with - help from the compiler, that we reuse the strings between all of the DWARF - sections and keeps the hash table size down. Another benefit to having the - compiler generate all strings as DW_FORM_strp in the debug info, is that - DWARF parsing can be made much faster. +".debug_str" table. The ".debug_str" is the string table for the DWARF which +may already contain copies of all of the strings. This helps make sure, with +help from the compiler, that we reuse the strings between all of the DWARF +sections and keeps the hash table size down. Another benefit to having the +compiler generate all strings as DW_FORM_strp in the debug info, is that +DWARF parsing can be made much faster. After a lookup is made, we get an offset into the hash data. The hash data - needs to be able to deal with 32 bit hash collisions, so the chunk of data - at the offset in the hash data consists of a triple: +needs to be able to deal with 32 bit hash collisions, so the chunk of data +at the offset in the hash data consists of a triple: .. code-block:: c @@ -2105,7 +2105,7 @@ After a lookup is made, we get an offset into the hash data. The hash data HashData[hash_data_count] If "str_offset" is zero, then the bucket contents are done. 99.9% of the - hash data chunks contain a single item (no 32 bit hash collision): +hash data chunks contain a single item (no 32 bit hash collision): .. code-block:: none