At 01:16 PM 6/12/2005, MrJoltCola wrote:
At 07:15 AM 6/12/2005, Chip Salzenberg wrote: 1) As far as variable lifetime, the brute-force method would assume lifetime windows (du-chains) from the first definition of each variable to the last function call in a basic block. Horrible for optimization.
I said that wrong. If a standard du-chain intersects the window between first function call and last function call in a basic block, you probably have to extend the du-chain to the last call in the block. -Melvin
