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* Teach the ARM peephole optimizer that RSB, RSC, ADC, and SBC can be used for ↵Owen Anderson2011-04-061-0/+9
| | | | | | folded comparisons, just like ADD and SUB. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129038 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix test-llvm failures.Johnny Chen2011-04-051-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128906 91177308-0d34-0410-b5e6-96231b3b80d8
* Improve 64-subtraction of immediates when parts of the immediate can fitJim Grosbach2010-07-141-0/+29
in the literal field of an instruction. E.g., long long foo(long long a) { return a - 734439407618LL; } rdar://7038284 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108339 91177308-0d34-0410-b5e6-96231b3b80d8