gallium: remove TGSI_OPCODE_CLAMP

Not used and not widely supported. Use MIN+MAX instead.

Reviewed-by: Dave Airlie <[email protected]>
Reviewed-by: Nicolai Hähnle <[email protected]>

2 files changed, 0 insertions, 24 deletions

diff --git a/src/gallium/auxiliary/gallivm/lp_bld_tgsi_action.c b/src/gallium/auxiliary/gallivm/lp_bld_tgsi_action.c
index e78cdb011ab..dc6568a2d4b 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_tgsi_action.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_tgsi_action.c
@@ -110,21 +110,6 @@ arr_emit(
 							bld_base->uint_bld.vec_type, "");
 }
 
-/* TGSI_OPCODE_CLAMP */
-static void
-clamp_emit(
-   const struct lp_build_tgsi_action * action,
-   struct lp_build_tgsi_context * bld_base,
-   struct lp_build_emit_data * emit_data)
-{
-   LLVMValueRef tmp;
-   tmp = lp_build_emit_llvm_binary(bld_base, TGSI_OPCODE_MAX,
-                                   emit_data->args[0],
-                                   emit_data->args[1]);
-   emit_data->output[emit_data->chan] = lp_build_emit_llvm_binary(bld_base,
-                                       TGSI_OPCODE_MIN, tmp, emit_data->args[2]);
-}
-
 /* DP* Helper */
 
 static void
@@ -1330,7 +1315,6 @@ lp_set_default_actions(struct lp_build_tgsi_context * bld_base)
 
    bld_base->op_actions[TGSI_OPCODE_ADD].emit = add_emit;
    bld_base->op_actions[TGSI_OPCODE_ARR].emit = arr_emit;
-   bld_base->op_actions[TGSI_OPCODE_CLAMP].emit = clamp_emit;
    bld_base->op_actions[TGSI_OPCODE_END].emit = end_emit;
    bld_base->op_actions[TGSI_OPCODE_FRC].emit = frc_emit;
    bld_base->op_actions[TGSI_OPCODE_LRP].emit = lrp_emit;
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_tgsi_aos.c b/src/gallium/auxiliary/gallivm/lp_bld_tgsi_aos.c
index 6c177b02cb1..2bd42916e50 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_tgsi_aos.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_tgsi_aos.c
@@ -609,14 +609,6 @@ lp_emit_instruction_aos(
       dst0 = lp_build_sub(&bld->bld_base.base, src0, tmp0);
       break;
 
-   case TGSI_OPCODE_CLAMP:
-      src0 = lp_build_emit_fetch(&bld->bld_base, inst, 0, LP_CHAN_ALL);
-      src1 = lp_build_emit_fetch(&bld->bld_base, inst, 1, LP_CHAN_ALL);
-      src2 = lp_build_emit_fetch(&bld->bld_base, inst, 2, LP_CHAN_ALL);
-      tmp0 = lp_build_max(&bld->bld_base.base, src0, src1);
-      dst0 = lp_build_min(&bld->bld_base.base, tmp0, src2);
-      break;
-
    case TGSI_OPCODE_FLR:
       src0 = lp_build_emit_fetch(&bld->bld_base, inst, 0, LP_CHAN_ALL);
       dst0 = lp_build_floor(&bld->bld_base.base, src0);