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3 Commits

Author SHA1 Message Date
Evan Cheng 107b06c4b9 Teach LSR sink to sink the immediate portion of the common expression back into uses if they fit in address modes of all the uses. 
llvm-svn: 65215
 2009-02-21 02:06:47 +00:00
Dale Johannesen 0733759b5a Fix test to pass on Linux. 
llvm-svn: 60614
 2008-12-05 22:38:21 +00:00
Dale Johannesen 9efd2ce55b Make LoopStrengthReduce smarter about hoisting things out of 
loops when they can be subsumed into addressing modes.

Change X86 addressing mode check to realize that
some PIC references need an extra register.
(I believe this is correct for Linux, if not, I'm sure
someone will tell me.)

llvm-svn: 60608
 2008-12-05 21:47:27 +00:00