From 034010924e046662fce21dee240bdb47619ff6a7 Mon Sep 17 00:00:00 2001
From: Kenneth Graunke <kenneth@whitecape.org>
Date: Mon, 28 Dec 2015 21:21:51 -0800
Subject: [PATCH] nir/spirv/glsl450: Implement the Log built-in.

---
 src/glsl/nir/spirv/vtn_glsl450.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/glsl/nir/spirv/vtn_glsl450.c b/src/glsl/nir/spirv/vtn_glsl450.c
index 33444eb8c76..ecd24c4a3d9 100644
--- a/src/glsl/nir/spirv/vtn_glsl450.c
+++ b/src/glsl/nir/spirv/vtn_glsl450.c
@@ -152,6 +152,9 @@ handle_glsl450_alu(struct vtn_builder *b, enum GLSLstd450 entrypoint,
       return;
 
    case GLSLstd450Log:
+      val->ssa->def = build_log(nb, src[0]);
+      return;
+
    case GLSLstd450FClamp:
    case GLSLstd450UClamp:
    case GLSLstd450SClamp: