From: Jason Ekstrand <jason.ekstrand@intel.com>
Date: Wed, 30 Dec 2015 03:23:25 +0000 (-0800)
Subject: nir/spirv/cfg: Handle discard
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=451fe2670c0106633d765792d0852ddd3073e4a9;p=mesa.git

nir/spirv/cfg: Handle discard
---

diff --git a/src/glsl/nir/spirv/vtn_cfg.c b/src/glsl/nir/spirv/vtn_cfg.c
index 03d2c43018d..eddaa8c4672 100644
--- a/src/glsl/nir/spirv/vtn_cfg.c
+++ b/src/glsl/nir/spirv/vtn_cfg.c
@@ -470,6 +470,12 @@ vtn_emit_branch(struct vtn_builder *b, enum vtn_branch_type branch_type,
    case vtn_branch_type_return:
       nir_jump(&b->nb, nir_jump_return);
       break;
+   case vtn_branch_type_discard: {
+      nir_intrinsic_instr *discard =
+         nir_intrinsic_instr_create(b->nb.shader, nir_intrinsic_discard);
+      nir_builder_instr_insert(&b->nb, &discard->instr);
+      break;
+   }
    default:
       unreachable("Invalid branch type");
    }