Mesa (master): i915g: simplify math in constants emission
Jakob Bornecrantz
wallbraker at kemper.freedesktop.org
Sat Feb 26 14:36:41 UTC 2011
Module: Mesa
Branch: master
Commit: 1df1e0841de7da9587e8b1f5d43304627305d22d
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=1df1e0841de7da9587e8b1f5d43304627305d22d
Author: Daniel Vetter <daniel.vetter at ffwll.ch>
Date: Fri Feb 25 18:03:16 2011 +0100
i915g: simplify math in constants emission
The old code even falls apart for nr == 0 (which is caught earlier, but)!
Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
---
src/gallium/drivers/i915/i915_state_emit.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/src/gallium/drivers/i915/i915_state_emit.c b/src/gallium/drivers/i915/i915_state_emit.c
index 509d487..510fb1c 100644
--- a/src/gallium/drivers/i915/i915_state_emit.c
+++ b/src/gallium/drivers/i915/i915_state_emit.c
@@ -362,7 +362,7 @@ i915_emit_hardware_state(struct i915_context *i915 )
uint i;
OUT_BATCH( _3DSTATE_PIXEL_SHADER_CONSTANTS | (nr * 4) );
- OUT_BATCH( (1 << (nr - 1)) | ((1 << (nr - 1)) - 1) );
+ OUT_BATCH((1 << nr) - 1);
for (i = 0; i < nr; i++) {
const uint *c;
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