From a55452530f7525e9cf5d2619bef66a61b488b4af Mon Sep 17 00:00:00 2001 From: Francisco Jerez Date: Mon, 25 Apr 2016 17:30:54 -0700 Subject: [PATCH] i965/fs: Emit fixed width memory fence opcode regardless of the dispatch width. Reviewed-by: Jason Ekstrand --- src/mesa/drivers/dri/i965/brw_fs_nir.cpp | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp index b4aeea86f9b..5135828a951 100644 --- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp @@ -3428,8 +3428,9 @@ fs_visitor::nir_emit_intrinsic(const fs_builder &bld, nir_intrinsic_instr *instr case nir_intrinsic_memory_barrier_buffer: case nir_intrinsic_memory_barrier_image: case nir_intrinsic_memory_barrier: { - const fs_reg tmp = bld.vgrf(BRW_REGISTER_TYPE_UD, 16 / dispatch_width); - bld.emit(SHADER_OPCODE_MEMORY_FENCE, tmp) + const fs_builder ubld = bld.group(8, 0); + const fs_reg tmp = ubld.vgrf(BRW_REGISTER_TYPE_UD, 2); + ubld.emit(SHADER_OPCODE_MEMORY_FENCE, tmp) ->regs_written = 2; break; } -- 2.30.2