diff options
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_fs.cpp')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs.cpp | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp index 53bd91b..1a5d987 100644 --- a/src/mesa/drivers/dri/i965/brw_fs.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs.cpp @@ -1305,12 +1305,16 @@ fs_visitor::emit_sampleid_setup(ir_variable *ir) * and then reading from it using vstride=1, width=4, hstride=0. * These computations hold good for 4x multisampling as well. */ - emit(BRW_OPCODE_AND, t1, - fs_reg(retype(brw_vec1_grf(0, 0), BRW_REGISTER_TYPE_UD)), - fs_reg(0xc0)); - emit(BRW_OPCODE_SHR, t1, t1, fs_reg(5)); + fs_inst *inst; + inst = emit(BRW_OPCODE_AND, t1, + fs_reg(retype(brw_vec1_grf(0, 0), BRW_REGISTER_TYPE_UD)), + fs_reg(0xc0)); + inst->force_writemask_all = true; + inst = emit(BRW_OPCODE_SHR, t1, t1, fs_reg(5)); + inst->force_writemask_all = true; /* This works for both SIMD8 and SIMD16 */ - emit(MOV(t2, brw_imm_v(0x3210))); + inst = emit(MOV(t2, brw_imm_v(0x3210))); + inst->force_writemask_all = true; /* This special instruction takes care of setting vstride=1, * width=4, hstride=0 of t2 during an ADD instruction. */ |