45    c->reg.R0 = retype(brw_vec8_grf(i, 0), BRW_REGISTER_TYPE_UD); i++;  in brw_clip_line_alloc_regs()
48       c->reg.fixed_planes = brw_vec4_grf(i, 0);  in brw_clip_line_alloc_regs()
60       c->reg.vertex[j] = brw_vec4_grf(i, 0);  in brw_clip_line_alloc_regs()
64    c->reg.t           = brw_vec1_grf(i, 0);  in brw_clip_line_alloc_regs()
65    c->reg.t0          = brw_vec1_grf(i, 1);  in brw_clip_line_alloc_regs()
66    c->reg.t1          = brw_vec1_grf(i, 2);  in brw_clip_line_alloc_regs()
67    c->reg.planemask   = retype(brw_vec1_grf(i, 3), BRW_REGISTER_TYPE_UD);  in brw_clip_line_alloc_regs()
68    c->reg.plane_equation = brw_vec4_grf(i, 4);  in brw_clip_line_alloc_regs()
71    c->reg.dp0         = brw_vec1_grf(i, 0); /* fixme - dp4 will clobber r.1,2,3 */  in brw_clip_line_alloc_regs()
72    c->reg.dp1         = brw_vec1_grf(i, 4);  in brw_clip_line_alloc_regs()
76       c->reg.fixed_planes = brw_vec8_grf(i, 0);  in brw_clip_line_alloc_regs()
80    c->reg.vertex_src_mask = retype(brw_vec1_grf(i, 0), BRW_REGISTER_TYPE_UD);  in brw_clip_line_alloc_regs()
81    c->reg.clipdistance_offset = retype(brw_vec1_grf(i, 1), BRW_REGISTER_TYPE_W);  in brw_clip_line_alloc_regs()
85       c->reg.ff_sync = retype(brw_vec1_grf(i, 0), BRW_REGISTER_TYPE_UD);  in brw_clip_line_alloc_regs()
135    brw_MOV(p, get_addr_reg(vtx0),      brw_address(c->reg.vertex[0]));  in clip_and_emit_line()
136    brw_MOV(p, get_addr_reg(vtx1),      brw_address(c->reg.vertex[1]));  in clip_and_emit_line()
137    brw_MOV(p, get_addr_reg(newvtx0),   brw_address(c->reg.vertex[2]));  in clip_and_emit_line()
138    brw_MOV(p, get_addr_reg(newvtx1),   brw_address(c->reg.vertex[3]));  in clip_and_emit_line()
143    brw_MOV(p, vec2(c->reg.t0), brw_imm_f(0));  in clip_and_emit_line()
150       brw_AND(p, brw_null_reg(), get_element_ud(c->reg.R0, 2),  in clip_and_emit_line()
153       brw_OR(p, c->reg.planemask, c->reg.planemask, brw_imm_ud(0x3f));  in clip_and_emit_line()
160    brw_MOV(p, c->reg.vertex_src_mask, brw_imm_ud(0x3fc0));  in clip_and_emit_line()
164    brw_MOV(p, c->reg.clipdistance_offset, brw_imm_d(clipdist0_offset - 6*sizeof(float)));  in clip_and_emit_line()
170       brw_AND(p, v1_null_ud, c->reg.planemask, brw_imm_ud(1));  in clip_and_emit_line()
175          brw_AND(p, v1_null_ud, c->reg.vertex_src_mask, brw_imm_ud(1));  in clip_and_emit_line()
181             brw_ADD(p, get_addr_reg(temp_ptr), get_addr_reg(vtx0), c->reg.clipdistance_offset);  in clip_and_emit_line()
182             brw_MOV(p, c->reg.dp0, deref_1f(temp_ptr, 0));  in clip_and_emit_line()
183             brw_ADD(p, get_addr_reg(temp_ptr), get_addr_reg(vtx1), c->reg.clipdistance_offset);  in clip_and_emit_line()
184             brw_MOV(p, c->reg.dp1, deref_1f(temp_ptr, 0));  in clip_and_emit_line()
190                brw_MOV(p, c->reg.plane_equation, deref_4f(plane_ptr, 0));  in clip_and_emit_line()
192                brw_MOV(p, c->reg.plane_equation, deref_4b(plane_ptr, 0));  in clip_and_emit_line()
194             brw_DP4(p, vec4(c->reg.dp0), deref_4f(vtx0, hpos_offset), c->reg.plane_equation);  in clip_and_emit_line()
195             brw_DP4(p, vec4(c->reg.dp1), deref_4f(vtx1, hpos_offset), c->reg.plane_equation);  in clip_and_emit_line()
199          brw_CMP(p, brw_null_reg(), BRW_CONDITIONAL_L, vec1(c->reg.dp1), brw_imm_f(0.0f));  in clip_and_emit_line()
208                  brw_CMP(p, vec1(brw_null_reg()), BRW_CONDITIONAL_LE, c->reg.dp0, brw_imm_f(0.0));  in clip_and_emit_line()
216              brw_ADD(p, c->reg.t, c->reg.dp1, negate(c->reg.dp0));  in clip_and_emit_line()
217              brw_math_invert(p, c->reg.t, c->reg.t);  in clip_and_emit_line()
218              brw_MUL(p, c->reg.t, c->reg.t, c->reg.dp1);  in clip_and_emit_line()
220              brw_CMP(p, vec1(brw_null_reg()), BRW_CONDITIONAL_G, c->reg.t, c->reg.t1 );  in clip_and_emit_line()
221              brw_MOV(p, c->reg.t1, c->reg.t);  in clip_and_emit_line()
234                  brw_CMP(p, vec1(brw_null_reg()), BRW_CONDITIONAL_L, c->reg.dp0, brw_imm_f(0.0));  in clip_and_emit_line()
239                  brw_ADD(p, c->reg.t, c->reg.dp0, negate(c->reg.dp1));  in clip_and_emit_line()
240                  brw_math_invert(p, c->reg.t, c->reg.t);  in clip_and_emit_line()
241                  brw_MUL(p, c->reg.t, c->reg.t, c->reg.dp0);  in clip_and_emit_line()
243                  brw_CMP(p, vec1(brw_null_reg()), BRW_CONDITIONAL_G, c->reg.t, c->reg.t0 );  in clip_and_emit_line()
244                  brw_MOV(p, c->reg.t0, c->reg.t);  in clip_and_emit_line()
263       brw_SHR(p, c->reg.planemask, c->reg.planemask, brw_imm_ud(1));  in clip_and_emit_line()
265       brw_SHR(p, c->reg.vertex_src_mask, c->reg.vertex_src_mask, brw_imm_ud(1));  in clip_and_emit_line()
267       brw_ADD(p, c->reg.clipdistance_offset, c->reg.clipdistance_offset, brw_imm_w(sizeof(float)));  in clip_and_emit_line()
273    brw_ADD(p, c->reg.t, c->reg.t0, c->reg.t1);  in clip_and_emit_line()
274    brw_CMP(p, vec1(brw_null_reg()), BRW_CONDITIONAL_L, c->reg.t, brw_imm_f(1.0));  in clip_and_emit_line()
277       brw_clip_interp_vertex(c, newvtx0, vtx0, vtx1, c->reg.t0, false);  in clip_and_emit_line()
278       brw_clip_interp_vertex(c, newvtx1, vtx1, vtx0, c->reg.t1, false);  in clip_and_emit_line()