Tim Northover 6b78b4ea43 Teach TableGen to put chains on more instructions
When generating selection tables for Pat instances, TableGen relied on
an output Instruction's Pattern field being set to infer whether a
chain should be added.

This patch adds additional logic to check various flag fields so that
correct code can be generated even if Pattern is unset.

llvm-svn: 159217
2012-06-26 18:46:28 +00:00
..
2012-02-22 19:38:03 +00:00
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2012-03-23 05:50:46 +00:00
2012-01-20 17:56:17 +00:00
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