From: Jason Ekstrand <jason@jlekstrand.net>
Date: Tue, 22 Aug 2017 05:11:49 +0000 (-0700)
Subject: spirv: Add support for the HelperInvocation builtin
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e439908af9665b50443f1196cb55388c69d0c7d7;p=mesa.git

spirv: Add support for the HelperInvocation builtin

I have no idea how this got missed but it's been missing since forever.

Cc: mesa-stable@lists.freedesktop.org
Reviewed-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
---

diff --git a/src/compiler/spirv/vtn_variables.c b/src/compiler/spirv/vtn_variables.c
index d4fd1dea746..e03547c8d56 100644
--- a/src/compiler/spirv/vtn_variables.c
+++ b/src/compiler/spirv/vtn_variables.c
@@ -1121,6 +1121,10 @@ vtn_get_builtin_location(struct vtn_builder *b,
       *location = FRAG_RESULT_DEPTH;
       assert(*mode == nir_var_shader_out);
       break;
+   case SpvBuiltInHelperInvocation:
+      *location = SYSTEM_VALUE_HELPER_INVOCATION;
+      set_mode_system_value(mode);
+      break;
    case SpvBuiltInNumWorkgroups:
       *location = SYSTEM_VALUE_NUM_WORK_GROUPS;
       set_mode_system_value(mode);
@@ -1161,7 +1165,6 @@ vtn_get_builtin_location(struct vtn_builder *b,
       *location = SYSTEM_VALUE_VIEW_INDEX;
       set_mode_system_value(mode);
       break;
-   case SpvBuiltInHelperInvocation:
    default:
       unreachable("unsupported builtin");
    }