88          channel_mask = inst->DstReg.WriteMask & dst_mask;  in get_src_arg_mask()
134    const GLuint mask = mov->DstReg.WriteMask;  in get_dst_mask_for_mov()
234       if (inst->DstReg.File == file) {  in replace_regs()
235          const GLuint index = inst->DstReg.Index;  in replace_regs()
237          inst->DstReg.Index = map[index];  in replace_regs()
298       if (inst->DstReg.File == PROGRAM_TEMPORARY) {  in _mesa_remove_dead_code_global()
299          const GLuint index = inst->DstReg.Index;  in _mesa_remove_dead_code_global()
302          if (inst->DstReg.RelAddr) {  in _mesa_remove_dead_code_global()
326       if (numDst != 0 && inst->DstReg.File == PROGRAM_TEMPORARY) {  in _mesa_remove_dead_code_global()
327          GLint chan, index = inst->DstReg.Index;  in _mesa_remove_dead_code_global()
331 		inst->DstReg.WriteMask & (1 << chan)) {  in _mesa_remove_dead_code_global()
336 	       inst->DstReg.WriteMask &= ~(1 << chan);  in _mesa_remove_dead_code_global()
341 	 if (inst->DstReg.WriteMask == 0) {  in _mesa_remove_dead_code_global()
419                 inst->DstReg.File == PROGRAM_TEMPORARY &&  in find_next_use()
420                 inst->DstReg.Index == index) {  in find_next_use()
421                mask &= ~inst->DstReg.WriteMask;  in find_next_use()
474       mov->DstReg.RelAddr == 0 &&  in can_downward_mov_be_modifed()
475       mov->DstReg.CondMask == COND_TR;  in can_downward_mov_be_modifed()
484       mov->DstReg.File == PROGRAM_TEMPORARY &&  in can_upward_mov_be_modifed()
523       dst_mask = mov->DstReg.WriteMask;  in _mesa_remove_extra_move_use()
541 	    if (inst2->SrcReg[arg].File != mov->DstReg.File ||  in _mesa_remove_extra_move_use()
542 		inst2->SrcReg[arg].Index != mov->DstReg.Index ||  in _mesa_remove_extra_move_use()
570 	 if (inst2->DstReg.File == mov->DstReg.File &&  in _mesa_remove_extra_move_use()
571 	     (inst2->DstReg.RelAddr ||  in _mesa_remove_extra_move_use()
572 	      inst2->DstReg.Index == mov->DstReg.Index)) {  in _mesa_remove_extra_move_use()
573             dst_mask &= ~inst2->DstReg.WriteMask;  in _mesa_remove_extra_move_use()
578 	 if (inst2->DstReg.File == mov->SrcReg[0].File &&  in _mesa_remove_extra_move_use()
579 	     (inst2->DstReg.RelAddr ||  in _mesa_remove_extra_move_use()
580 	      inst2->DstReg.Index == mov->SrcReg[0].Index)) {  in _mesa_remove_extra_move_use()
581             src_mask &= ~inst2->DstReg.WriteMask;  in _mesa_remove_extra_move_use()
612       const GLuint index = inst->DstReg.Index;  in _mesa_remove_dead_code_local()
613       const GLuint mask = inst->DstReg.WriteMask;  in _mesa_remove_dead_code_local()
617       if (inst->DstReg.RelAddr)  in _mesa_remove_dead_code_local()
625           inst->DstReg.File != PROGRAM_TEMPORARY ||  in _mesa_remove_dead_code_local()
626           inst->DstReg.RelAddr)  in _mesa_remove_dead_code_local()
657    if (mask != (inst->DstReg.WriteMask & mask))  in _mesa_merge_mov_into_inst()
681          if (mov->DstReg.WriteMask & (1 << dst_comp)) {  in _mesa_merge_mov_into_inst()
696             if ((mov->DstReg.WriteMask & (1 << dst_comp)) == 0)  in _mesa_merge_mov_into_inst()
705       inst->DstReg = mov->DstReg;  in _mesa_merge_mov_into_inst()
720       inst->DstReg = mov->DstReg;  in _mesa_merge_mov_into_inst()
726           inst->DstReg.WriteMask != WRITEMASK_XYZW)  in _mesa_merge_mov_into_inst()
728       inst->DstReg = mov->DstReg;  in _mesa_merge_mov_into_inst()
791             if (prevInst->DstReg.File == PROGRAM_TEMPORARY &&  in _mesa_remove_extra_moves()
792                 prevInst->DstReg.Index == id &&  in _mesa_remove_extra_moves()
793                 prevInst->DstReg.RelAddr == 0 &&  in _mesa_remove_extra_moves()
794                 prevInst->DstReg.CondSrc == 0 &&   in _mesa_remove_extra_moves()
795                 prevInst->DstReg.CondMask == COND_TR) {  in _mesa_remove_extra_moves()
797                const GLuint dst_mask = prevInst->DstReg.WriteMask;  in _mesa_remove_extra_moves()
1029          if (inst->DstReg.File == PROGRAM_TEMPORARY) {  in _mesa_find_temp_intervals()
1030             const GLuint index = inst->DstReg.Index;  in _mesa_find_temp_intervals()
1031             if (inst->DstReg.RelAddr)  in _mesa_find_temp_intervals()
1297       if (_mesa_is_flow_control_opcode(inst->Opcode) || inst->DstReg.RelAddr) {  in _mesa_simplify_cmp()
1301       if (inst->DstReg.File == PROGRAM_OUTPUT) {  in _mesa_simplify_cmp()
1302          assert(inst->DstReg.Index < MAX_PROGRAM_OUTPUTS);  in _mesa_simplify_cmp()
1303          prevWriteMask = outputWrites[inst->DstReg.Index];  in _mesa_simplify_cmp()
1304          outputWrites[inst->DstReg.Index] |= inst->DstReg.WriteMask;  in _mesa_simplify_cmp()
1305       } else if (inst->DstReg.File == PROGRAM_TEMPORARY) {  in _mesa_simplify_cmp()
1306          assert(inst->DstReg.Index < REG_ALLOCATE_MAX_PROGRAM_TEMPS);  in _mesa_simplify_cmp()
1307          prevWriteMask = tempWrites[inst->DstReg.Index];  in _mesa_simplify_cmp()
1308          tempWrites[inst->DstReg.Index] |= inst->DstReg.WriteMask;  in _mesa_simplify_cmp()
1317           && !(inst->DstReg.WriteMask & prevWriteMask)  in _mesa_simplify_cmp()
1318           && inst->SrcReg[2].File == inst->DstReg.File  in _mesa_simplify_cmp()
1319           && inst->SrcReg[2].Index == inst->DstReg.Index  in _mesa_simplify_cmp()
1320           && inst->DstReg.WriteMask == get_src_arg_mask(inst, 2, NO_MASK)) {  in _mesa_simplify_cmp()