8 commits

Author	SHA1	Message	Date
Eric Anholt	894ea972a4	Put function bodies under function signatures, instead of flat in the parent. ... This will let us know the length of function bodies for the purpose of inlining (among other uses).	2010-04-07 17:23:23 -07:00
Ian Romanick	f8e31e00b1	Add ir_loop_jump to represent 'break' and 'continue' in loops	2010-04-07 11:42:30 -07:00
Ian Romanick	fad607a9be	Add ir_loop to represent loops ... This touches a lot of files because everything derived from ir_visitor has to be updated. This is the primary disadvantage of the visitor pattern.	2010-04-07 11:41:50 -07:00
Eric Anholt	70b74928a2	Make constant folding descend into if statements.	2010-04-06 11:52:09 -07:00
Eric Anholt	e5a9e70cde	Descend down the tree in more locations in constant folding.	2010-04-06 11:42:34 -07:00
Eric Anholt	bae5be356e	Perform constant folding on array indices. ... Replaces a constant var deref with a constant value in CorrectParse1.frag.	2010-04-06 11:42:34 -07:00
Eric Anholt	3fff009af1	Fold constant expressions in if conditionals. ... Fixes up 3 more expressions in CorrectParse2.frag.	2010-04-06 11:42:34 -07:00
Eric Anholt	62735694a1	Add a constant folding optimization pass.	2010-04-06 11:42:31 -07:00