Module: Mesa
Branch: master
Commit: 1fa000a33b010436ac3bf4b3c8da2974d3788382
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=1fa000a33b010436ac3bf4b3c8da2974d3788382
Author: Jordan Justen <jordan.l.jus...@intel.com>
Date: Wed Oct 19 10:25:21 2016 -0700
i965/cs: Use udiv/umod for local IDs
This allows for more optimizations relating to power-of-two divisions.
Signed-off-by: Jordan Justen <jordan.l.jus...@intel.com>
Reviewed-by: Ian Romanick <ian.d.roman...@intel.com>
---
src/mesa/drivers/dri/i965/brw_nir_intrinsics.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/mesa/drivers/dri/i965/brw_nir_intrinsics.c
b/src/mesa/drivers/dri/i965/brw_nir_intrinsics.c
index 059d14d..9ae161f 100644
--- a/src/mesa/drivers/dri/i965/brw_nir_intrinsics.c
+++ b/src/mesa/drivers/dri/i965/brw_nir_intrinsics.c
@@ -116,7 +116,7 @@ lower_cs_intrinsics_convert_block(struct
lower_intrinsics_state *state,
uvec3.u32[2] = size[2];
nir_ssa_def *mod_val = nir_build_imm(b, 3, 32, uvec3);
- sysval = nir_imod(b, nir_idiv(b, local_index, div_val), mod_val);
+ sysval = nir_umod(b, nir_udiv(b, local_index, div_val), mod_val);
break;
}
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