From dea9c1df89cf58591cce83b67d3d905a28f0c101 Mon Sep 17 00:00:00 2001 From: Francisco Jerez Date: Tue, 17 May 2016 16:10:38 -0700 Subject: [PATCH] i965/fs: Calculate maximum execution size of MOV_INDIRECT correctly. Reviewed-by: Jason Ekstrand --- src/mesa/drivers/dri/i965/brw_fs.cpp | 12 +++--------- 1 file changed, 3 insertions(+), 9 deletions(-) diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp index df72fda49c2..22c4d345f5a 100644 --- a/src/mesa/drivers/dri/i965/brw_fs.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs.cpp @@ -4901,15 +4901,9 @@ get_lowered_simd_width(const struct brw_device_info *devinfo, case SHADER_OPCODE_MOV_INDIRECT: /* Prior to Broadwell, we only have 8 address subregisters */ - if (devinfo->gen < 8) - return 8; - - if (inst->exec_size < 16) { - return inst->exec_size; - } else { - assert(type_sz(inst->dst.type) >= 4); - return MIN2(inst->exec_size / (type_sz(inst->dst.type) / 4), 16); - } + return MIN3(devinfo->gen >= 8 ? 16 : 8, + 2 * REG_SIZE / (inst->dst.stride * type_sz(inst->dst.type)), + inst->exec_size); default: return inst->exec_size; -- 2.30.2