diff options
| author | Samuel Pitoiset <[email protected]> | 2016-09-18 12:33:12 +0200 |
|---|---|---|
| committer | Samuel Pitoiset <[email protected]> | 2016-09-18 16:42:39 +0200 |
| commit | 557a29b51fa3324cfbeecff100a54c7c6a6d87cd (patch) | |
| tree | ced4f6588b2248781fe8ac18773b3c5e192d8e85 /src/gallium/drivers/svga/svga_mksstats.h | |
| parent | d8b4f5fcca2ce299b8ef248b6f57896c7b85d18c (diff) | |
nv50/ir: optimize SUB(a, b) to MOV(a - b)
This helps shaders in UE4 demos, especially with Elemental
(+1% perf). This optimization reduces spilling usage in one
shader which explains the little gain.
GF100/GK104:
total instructions in shared programs :2838551 -> 2838045 (-0.02%)
total gprs used in shared programs :396706 -> 396684 (-0.01%)
total local used in shared programs :34432 -> 34416 (-0.05%)
local gpr inst bytes
helped 1 19 112 112
hurt 0 0 0 0
Signed-off-by: Samuel Pitoiset <[email protected]>
Reviewed-by: Ilia Mirkin <[email protected]>
Diffstat (limited to 'src/gallium/drivers/svga/svga_mksstats.h')
0 files changed, 0 insertions, 0 deletions