6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-12-14 11:32:34 +00:00
Code Issues Projects Releases Wiki Activity

remove some dead (always dynamically false) flags

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21752 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-05-06 22:35:09 +00:00
parent dee199fe82
commit 3f6948d686
2 changed files with 0 additions and 35 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
lib/Bytecode/Reader/Reader.cpp
View File

@ -1991,9 +1991,6 @@ void BytecodeReader::ParseVersionInfo() {
has32BitTypes = false;
hasNoDependentLibraries = false;
hasAlignment = false;
hasInconsistentBBSlotNums = false;
hasVBRByteTypes = false;
hasUnnecessaryModuleBlockId = false;
hasNoUndefValue = false;
hasNoFlagsForFunctions = false;
hasNoUnreachableInst = false;
@ -2074,24 +2071,7 @@ void BytecodeReader::ParseVersionInfo() {
case 5: // 1.4 (Released)
break;
#if 0
// FIXME: NONE of this is implemented yet!
// In version 5, basic blocks have a minimum index of 0 whereas all the
// other primitives have a minimum index of 1 (because 0 is the "null"
// value. In version 5, we made this consistent.
hasInconsistentBBSlotNums = true;
// In version 5, the types SByte and UByte were encoded as vbr_uint so that
// signed values > 63 and unsigned values >127 would be encoded as two
// bytes. In version 5, they are encoded directly in a single byte.
hasVBRByteTypes = true;
// In version 5, modules begin with a "Module Block" which encodes a 4-byte
// integer value 0x01 to identify the module block. This is unnecessary and
// removed in version 5.
hasUnnecessaryModuleBlockId = true;
#endif
default:
error("Unknown bytecode version number: " + itostr(RevisionNum));
}

15
lib/Bytecode/Reader/Reader.h
View File

@ -321,21 +321,6 @@ private:
// unreachable instruction.
bool hasNoUnreachableInst;
// In version 5, basic blocks have a minimum index of 0 whereas all the
// other primitives have a minimum index of 1 (because 0 is the "null"
// value. In version 5, we made this consistent.
bool hasInconsistentBBSlotNums;
// In version 5, the types SByte and UByte were encoded as vbr_uint so that
// signed values > 63 and unsigned values >127 would be encoded as two
// bytes. In version 5, they are encoded directly in a single byte.
bool hasVBRByteTypes;
// In version 5, modules begin with a "Module Block" which encodes a 4-byte
// integer value 0x01 to identify the module block. This is unnecessary and
// removed in version 5.
bool hasUnnecessaryModuleBlockId;
/// CompactionTypes - If a compaction table is active in the current function,
/// this is the mapping that it contains. We keep track of what resolved type
/// it is as well as what global type entry it is.