f3d06c6417
add initial support for converting select_cc -> fsel in the legalizer
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instead of in the backend. This currently handles fsel cases with registers,
but doesn't have the 0.0 and -0.0 optimization enabled yet.
Once this is finished, special hack for fp immediates can go away.
llvm-svn: 23075
2005-08-26 00:52:45 +00:00
65ffd8fbf4
Remove option to make SetCC illegal on PowerPC after long discussion with
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Chris. This will be accomplished through correctly modeling CR's and
subregs.
llvm-svn: 23056
2005-08-25 20:01:10 +00:00
f3ce09b36e
Ack, typo
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llvm-svn: 22981
2005-08-23 05:45:10 +00:00
7216ad415b
Add an option to make SetCC illegal as a beta option
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llvm-svn: 22979
2005-08-23 05:42:36 +00:00
6267b2c97c
Make UINT_TO_FP and SINT_TO_FP use generic expansion.
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llvm-svn: 22815
2005-08-17 00:40:22 +00:00
79f5ebc7b9
updates for changes in nodes
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llvm-svn: 22808
2005-08-16 21:58:15 +00:00
371e49515d
Implement BR_CC and BRTWOWAY_CC. This allows the removal of a rather nasty
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fixme from the PowerPC backend. Emit slightly better code for legalizing
select_cc.
llvm-svn: 22805
2005-08-16 19:49:35 +00:00
f22556d3ad
Pull the LLVM -> DAG lowering code out of the pattern selector so that it
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can be shared with the DAG->DAG selector.
llvm-svn: 22799
2005-08-16 17:14:42 +00:00
Chris Lattner