[Mesa-dev] [PATCH] i965/vec4_live_variables: Do liveness analysis bottom-to-top

2015-06-25 Thread Jason Ekstrand
From Muchnick's Advanced Compiler Design and Implementation: To determine which variables are live at each point in a flowgraph, we perform a backward data-flow analysis Previously, we were walking the blocks forwards and updating the livein and then the liveout. However, the livein calculation

Re: [Mesa-dev] [PATCH] i965/vec4_live_variables: Do liveness analysis bottom-to-top

2015-06-25 Thread Matt Turner
Reviewed-by: Matt Turner matts...@gmail.com ___ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev