- for (i = 6; i < nr; i++) {
- indices[0] = lp_build_const_int32(gallivm, 0);
- indices[1] = lp_build_const_int32(gallivm, i);
-
- indices[2] = lp_build_const_int32(gallivm, 0);
- plane_ptr = LLVMBuildGEP(builder, planes_ptr, indices, 3, "");
- plane1 = LLVMBuildLoad(builder, plane_ptr, "plane_x");
- planes = vec4f_from_scalar(gallivm, plane1, "plane4_x");
- sum = LLVMBuildFMul(builder, planes, pos_x, "");
-
- indices[2] = lp_build_const_int32(gallivm, 1);
- plane_ptr = LLVMBuildGEP(builder, planes_ptr, indices, 3, "");
- plane1 = LLVMBuildLoad(builder, plane_ptr, "plane_y");
- planes = vec4f_from_scalar(gallivm, plane1, "plane4_y");
- test = LLVMBuildFMul(builder, planes, pos_y, "");
- sum = LLVMBuildFAdd(builder, sum, test, "");
-
- indices[2] = lp_build_const_int32(gallivm, 2);
- plane_ptr = LLVMBuildGEP(builder, planes_ptr, indices, 3, "");
- plane1 = LLVMBuildLoad(builder, plane_ptr, "plane_z");
- planes = vec4f_from_scalar(gallivm, plane1, "plane4_z");
- test = LLVMBuildFMul(builder, planes, pos_z, "");
- sum = LLVMBuildFAdd(builder, sum, test, "");
-
- indices[2] = lp_build_const_int32(gallivm, 3);
- plane_ptr = LLVMBuildGEP(builder, planes_ptr, indices, 3, "");
- plane1 = LLVMBuildLoad(builder, plane_ptr, "plane_w");
- planes = vec4f_from_scalar(gallivm, plane1, "plane4_w");
- test = LLVMBuildFMul(builder, planes, pos_w, "");
- sum = LLVMBuildFAdd(builder, sum, test, "");
-
- test = lp_build_compare(gallivm, f32_type, PIPE_FUNC_GREATER, zero, sum);
- temp = LLVMBuildShl(builder, temp, shift, "");
- test = LLVMBuildAnd(builder, test, temp, "");
- mask = LLVMBuildOr(builder, mask, test, "");
+ while (ucp_enable) {
+ unsigned plane_idx = ffs(ucp_enable)-1;
+ ucp_enable &= ~(1 << plane_idx);
+ plane_idx += 6;
+
+ if (have_cd && num_written_clipdistance) {
+ LLVMValueRef clipdist;
+ int i;
+ i = plane_idx - 6;
+
+ *have_clipdist = TRUE;
+ if (i < 4) {
+ clipdist = LLVMBuildLoad(builder, outputs[cd[0]][i], "");
+ } else {
+ clipdist = LLVMBuildLoad(builder, outputs[cd[1]][i-4], "");
+ }
+ test = lp_build_compare(gallivm, f32_type, PIPE_FUNC_GREATER, zero, clipdist);
+ temp = lp_build_const_int_vec(gallivm, lp_type_int_vec(32), 1 << plane_idx);
+ test = LLVMBuildAnd(builder, test, temp, "");
+ mask = LLVMBuildOr(builder, mask, test, "");
+ } else {
+ indices[0] = lp_build_const_int32(gallivm, 0);
+ indices[1] = lp_build_const_int32(gallivm, plane_idx);
+
+ indices[2] = lp_build_const_int32(gallivm, 0);
+ plane_ptr = LLVMBuildGEP(builder, planes_ptr, indices, 3, "");
+ plane1 = LLVMBuildLoad(builder, plane_ptr, "plane_x");
+ planes = vec4f_from_scalar(gallivm, plane1, "plane4_x");
+ sum = LLVMBuildFMul(builder, planes, cv_x, "");
+
+ indices[2] = lp_build_const_int32(gallivm, 1);
+ plane_ptr = LLVMBuildGEP(builder, planes_ptr, indices, 3, "");
+ plane1 = LLVMBuildLoad(builder, plane_ptr, "plane_y");
+ planes = vec4f_from_scalar(gallivm, plane1, "plane4_y");
+ test = LLVMBuildFMul(builder, planes, cv_y, "");
+ sum = LLVMBuildFAdd(builder, sum, test, "");
+
+ indices[2] = lp_build_const_int32(gallivm, 2);
+ plane_ptr = LLVMBuildGEP(builder, planes_ptr, indices, 3, "");
+ plane1 = LLVMBuildLoad(builder, plane_ptr, "plane_z");
+ planes = vec4f_from_scalar(gallivm, plane1, "plane4_z");
+ test = LLVMBuildFMul(builder, planes, cv_z, "");
+ sum = LLVMBuildFAdd(builder, sum, test, "");
+
+ indices[2] = lp_build_const_int32(gallivm, 3);
+ plane_ptr = LLVMBuildGEP(builder, planes_ptr, indices, 3, "");
+ plane1 = LLVMBuildLoad(builder, plane_ptr, "plane_w");
+ planes = vec4f_from_scalar(gallivm, plane1, "plane4_w");
+ test = LLVMBuildFMul(builder, planes, cv_w, "");
+ sum = LLVMBuildFAdd(builder, sum, test, "");
+
+ test = lp_build_compare(gallivm, f32_type, PIPE_FUNC_GREATER, zero, sum);
+ temp = lp_build_const_int_vec(gallivm, lp_type_int_vec(32), 1 << plane_idx);
+ test = LLVMBuildAnd(builder, test, temp, "");
+ mask = LLVMBuildOr(builder, mask, test, "");
+ }