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4 Commits

Author SHA1 Message Date
Bob Wilson a61a19037a Fix CR/LF line endings in test case. 
llvm-svn: 222120
 2014-11-17 08:00:45 +00:00
Michael Kuperstein 3fe15e498f [X86] Fix pattern match for 32-to-64-bit zext in the presence of AssertSext 
This fixes an issue with matching trunc -> assertsext -> zext on x86-64, which would not zero the high 32-bits. See PR20494 for details.
Recommitting - This time, with a hopefully working test.

Differential Revision: http://reviews.llvm.org/D6128

llvm-svn: 221672
 2014-11-11 07:07:40 +00:00
Michael Kuperstein 217e1eec0d Reverting r221626 due to a too-strict test. 
llvm-svn: 221629
 2014-11-10 21:07:41 +00:00
Michael Kuperstein 3218b942f4 [X86] Fix pattern match for 32-to-64-bit zext in the presence of AssertSext 
This fixes an issue with matching trunc -> assertsext -> zext on x86-64, which would not zero the high 32-bits.
See PR20494 for details.

Differential Revision: http://reviews.llvm.org/D6128

llvm-svn: 221626
 2014-11-10 20:40:21 +00:00