OpenHarmony/third_party_mesa3d
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

intel/fs: Get rid of MOV_DISPATCH_TO_FLAGS

Browse Source 
We can just emit the MOV in the two places where we use this.

Reviewed-by: Matt Turner <mattst88@gmail.com>
This commit is contained in:
Jason Ekstrand
2018-05-23 18:09:48 -07:00
parent 5e3028d826
commit e208bc3bb7
5 changed files with 8 additions and 35 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
src/intel/compiler/brw_fs_generator.cpp
View File

@@ -1598,30 +1598,6 @@ fs_generator::generate_varying_pull_constant_load_gen7(fs_inst *inst,
}
}
/**
* Cause the current pixel/sample mask (from R1.7 bits 15:0) to be transferred
* into the flags register (f0.0).
*
* Used only on Gen6 and above.
*/
void
fs_generator::generate_mov_dispatch_to_flags(fs_inst *inst)
{
struct brw_reg flags = brw_flag_subreg(inst->flag_subreg);
struct brw_reg dispatch_mask;
if (devinfo->gen >= 6)
dispatch_mask = retype(brw_vec1_grf(1, 7), BRW_REGISTER_TYPE_UW);
else
dispatch_mask = retype(brw_vec1_grf(0, 0), BRW_REGISTER_TYPE_UW);
brw_push_insn_state(p);
brw_set_default_mask_control(p, BRW_MASK_DISABLE);
brw_set_default_exec_size(p, BRW_EXECUTE_1);
brw_MOV(p, flags, dispatch_mask);
brw_pop_insn_state(p);
}
void
fs_generator::generate_pixel_interpolator_query(fs_inst *inst,
struct brw_reg dst,
@@ -2215,10 +2191,6 @@ fs_generator::generate_code(const cfg_t *cfg, int dispatch_width)
generate_fb_read(inst, dst, src[0]);
break;
case FS_OPCODE_MOV_DISPATCH_TO_FLAGS:
generate_mov_dispatch_to_flags(inst);
break;
case FS_OPCODE_DISCARD_JUMP:
generate_discard_jump(inst);
break;