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-rw-r--r--src/intel/compiler/brw_fs_generator.cpp50
1 files changed, 6 insertions, 44 deletions
diff --git a/src/intel/compiler/brw_fs_generator.cpp b/src/intel/compiler/brw_fs_generator.cpp
index d6a0f2368b8..af8350aed6c 100644
--- a/src/intel/compiler/brw_fs_generator.cpp
+++ b/src/intel/compiler/brw_fs_generator.cpp
@@ -819,52 +819,14 @@ fs_generator::generate_linterp(fs_inst *inst,
struct brw_reg delta_x = src[0];
struct brw_reg delta_y = offset(src[0], inst->exec_size / 8);
struct brw_reg interp = stride(src[1], 0, 1, 0);
- brw_inst *i[4];
+ brw_inst *i[2];
- if (devinfo->gen >= 11) {
- struct brw_reg acc = retype(brw_acc_reg(8), BRW_REGISTER_TYPE_NF);
- struct brw_reg dwP = suboffset(interp, 0);
- struct brw_reg dwQ = suboffset(interp, 1);
- struct brw_reg dwR = suboffset(interp, 3);
-
- brw_push_insn_state(p);
- brw_set_default_exec_size(p, BRW_EXECUTE_8);
-
- if (inst->exec_size == 8) {
- i[0] = brw_MAD(p, acc, dwR, offset(delta_x, 0), dwP);
- i[1] = brw_MAD(p, offset(dst, 0), acc, offset(delta_y, 0), dwQ);
-
- brw_inst_set_cond_modifier(p->devinfo, i[1], inst->conditional_mod);
-
- /* brw_set_default_saturate() is called before emitting instructions,
- * so the saturate bit is set in each instruction, so we need to unset
- * it on the first instruction of each pair.
- */
- brw_inst_set_saturate(p->devinfo, i[0], false);
- } else {
- brw_set_default_group(p, inst->group);
- i[0] = brw_MAD(p, acc, dwR, offset(delta_x, 0), dwP);
- i[1] = brw_MAD(p, offset(dst, 0), acc, offset(delta_x, 1), dwQ);
-
- brw_set_default_group(p, inst->group + 8);
- i[2] = brw_MAD(p, acc, dwR, offset(delta_y, 0), dwP);
- i[3] = brw_MAD(p, offset(dst, 1), acc, offset(delta_y, 1), dwQ);
-
- brw_inst_set_cond_modifier(p->devinfo, i[1], inst->conditional_mod);
- brw_inst_set_cond_modifier(p->devinfo, i[3], inst->conditional_mod);
-
- /* brw_set_default_saturate() is called before emitting instructions,
- * so the saturate bit is set in each instruction, so we need to unset
- * it on the first instruction of each pair.
- */
- brw_inst_set_saturate(p->devinfo, i[0], false);
- brw_inst_set_saturate(p->devinfo, i[2], false);
- }
-
- brw_pop_insn_state(p);
+ /* fs_visitor::lower_linterp() will do the lowering to MAD instructions for
+ * us on gen11+
+ */
+ assert(devinfo->gen < 11);
- return true;
- } else if (devinfo->has_pln) {
+ if (devinfo->has_pln) {
if (devinfo->gen <= 6 && (delta_x.nr & 1) != 0) {
/* From the Sandy Bridge PRM Vol. 4, Pt. 2, Section 8.3.53, "Plane":
*