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3 Commits

Author SHA1 Message Date
Quentin Colombet 1627a4159e [CodeGenPrepare] Fix the check of the legality of an instruction. 
The API expects an ISD opcode, not an IR opcode.
Fixes a regression for R600.

Related to <rdar://problem/15519855>.

llvm-svn: 201923
 2014-02-22 01:06:41 +00:00
Quentin Colombet 867c550947 [CodeGenPrepare][AddressingModeMatcher] Give up on type promotion if the 
transformation does not bring any immediate benefits and introduce an illegal
operation. 

llvm-svn: 201439
 2014-02-14 22:23:22 +00:00
Tom Stellard 728d4172df TargetLowering: n * r where n > 2 should be an illegal addressing mode 
llvm-svn: 201433
 2014-02-14 21:10:34 +00:00