Mesa (master): zink/spirv: implement ball_iequal[2-4]

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Module: Mesa
Branch: master
Commit: ea2d9b3d38b8ad6c32afa91f606ad7671b602777
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=ea2d9b3d38b8ad6c32afa91f606ad7671b602777

Author: Erik Faye-Lund <erik.faye-lund at collabora.com>
Date:   Thu Oct 31 13:20:26 2019 +0100

zink/spirv: implement ball_iequal[2-4]

---

 src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c b/src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c
index cd7d48c04b7..2e430c63a3f 100644
--- a/src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c
+++ b/src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c
@@ -1052,6 +1052,18 @@ emit_alu(struct ntv_context *ctx, nir_alu_instr *alu)
       result = emit_unop(ctx, SpvOpAny, dest_type, result);
       break;
 
+   case nir_op_ball_iequal2:
+   case nir_op_ball_iequal3:
+   case nir_op_ball_iequal4:
+      assert(nir_op_infos[alu->op].num_inputs == 2);
+      assert(alu_instr_src_components(alu, 0) ==
+             alu_instr_src_components(alu, 1));
+      result = emit_binop(ctx, SpvOpIEqual,
+                          get_bvec_type(ctx, alu_instr_src_components(alu, 0)),
+                          src[0], src[1]);
+      result = emit_unop(ctx, SpvOpAll, dest_type, result);
+      break;
+
    case nir_op_vec2:
    case nir_op_vec3:
    case nir_op_vec4: {