From: Zack Rusin <zackr@vmware.com>
Date: Thu, 22 Apr 2010 17:00:48 +0000 (-0400)
Subject: gallivm: make sure we return the correct type when approximating log's
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=63aa9b505a2439399af3e6ed47c5a0b1b791fba8;p=mesa.git

gallivm: make sure we return the correct type when approximating log's
---

diff --git a/src/gallium/auxiliary/gallivm/lp_bld_arit.c b/src/gallium/auxiliary/gallivm/lp_bld_arit.c
index 8e8fcccf564..d6967633172 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_arit.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_arit.c
@@ -1502,8 +1502,10 @@ lp_build_log2_approx(struct lp_build_context *bld,
       res = LLVMBuildAdd(bld->builder, logmant, logexp, "");
    }
 
-   if(p_exp)
+   if(p_exp) {
+      exp = LLVMConstBitCast(exp, vec_type);
       *p_exp = exp;
+   }
 
    if(p_floor_log2)
       *p_floor_log2 = logexp;