llvm-6502/lib
Evan Cheng bf188aeae7 PerformBFICombine - (bfi A, (and B, Mask1), Mask2) -> (bfi A, B, Mask2) iff
the bits being cleared by the AND are not demanded by the BFI.

The previous BFI dag combine rule was actually incorrect (or used to be
correct until BFI representation changed).

rdar://9609030


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133034 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-15 01:12:31 +00:00
..
Analysis Add "unknown" results for memdep, which mean "I don't know whether a dependence for the given instruction exists in the given block". This cleans up all the existing hacks in memdep which represent this concept by returning clobber with various unrelated instructions. 2011-06-15 00:47:34 +00:00
Archive Revert PathV2 changes, as sys::fs::unique_file is not finished yet. 2011-03-01 19:50:55 +00:00
AsmParser Refactor parsing of variable names (ie., %foo and @foo) since they have the same 2011-06-04 18:16:26 +00:00
Bitcode Update BitcodeWriter to match recent Triple changes. rdar://9603399 2011-06-14 01:51:33 +00:00
CodeGen When pattern matching during instruction selection make sure shl x,1 is not 2011-06-14 22:29:10 +00:00
CompilerDriver Build CompilerDriver library. 2011-03-12 22:01:42 +00:00
ExecutionEngine Avoid a Twine that referenced a tmp (which proceded to go out of scope before 2011-05-19 00:45:05 +00:00
Linker Set the unnamed_addr only when we're creating a new GV in the dest module. 2011-03-29 23:31:06 +00:00
MC Revert 133010. Self-hosted buildbot unhappy. 2011-06-14 21:51:20 +00:00
Object Revert r132910 and r132909 on behalf of Michael. They didn't build with clang. 2011-06-13 12:56:51 +00:00
Support add option for literal formatting to APInt::toString() 2011-06-15 00:51:55 +00:00
Target PerformBFICombine - (bfi A, (and B, Mask1), Mask2) -> (bfi A, B, Mask2) iff 2011-06-15 01:12:31 +00:00
Transforms Add "unknown" results for memdep, which mean "I don't know whether a dependence for the given instruction exists in the given block". This cleans up all the existing hacks in memdep which represent this concept by returning clobber with various unrelated instructions. 2011-06-15 00:47:34 +00:00
VMCore Add one more argument to the prefetch intrinsic to indicate whether it's a data 2011-06-14 04:58:37 +00:00
CMakeLists.txt Build CompilerDriver library. 2011-03-12 22:01:42 +00:00
Makefile Add LLVMObject Library. 2010-11-15 03:21:41 +00:00