vc4: Add separate write-after-read dependency tracking for pairing.
authorEric Anholt <eric@anholt.net>
Tue, 2 Dec 2014 23:42:58 +0000 (15:42 -0800)
committerEric Anholt <eric@anholt.net>
Fri, 5 Dec 2014 18:53:53 +0000 (10:53 -0800)
If an operation is the last one to read a register, the instruction
containing it can also include the op that has the next write to that
register.

total instructions in shared programs: 57486 -> 56995 (-0.85%)
instructions in affected programs:     43004 -> 42513 (-1.14%)


No differences found