util: Move util_is_power_of_two to bitscan.h and rename to util_is_power_of_two_or_zero

[mesa.git] / src / gallium / auxiliary / gallivm / lp_bld_arit.c

diff --git a/src/gallium/auxiliary/gallivm/lp_bld_arit.c b/src/gallium/auxiliary/gallivm/lp_bld_arit.c
index 321c6e4edf05873e6004e40448a6a3d92dba10c2..e922474ef6117d05e02b5d7061d659de63dc4418 100644 (file)
--- a/src/gallium/auxiliary/gallivm/lp_bld_arit.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_arit.c
@@ -1307,7 +1307,7 @@ lp_build_mul_imm(struct lp_build_context *bld,
    if(b == 2 && bld->type.floating)
       return lp_build_add(bld, a, a);
 
-   if(util_is_power_of_two(b)) {
+   if(util_is_power_of_two_or_zero(b)) {
       unsigned shift = ffs(b) - 1;
 
       if(bld->type.floating) {