Use __builtin_clzll to count the leading zero bits, the data is based on

long long so __builtin_clz will return an incorrect value.

Reviewed by:	emaste
Differential Revision:	https://reviews.freebsd.org/D3375

2 files changed, 2 insertions, 2 deletions

diff --git a/contrib/compiler-rt/lib/builtins/floatditf.c b/contrib/compiler-rt/lib/builtins/floatditf.c
index 01261c6..1a5f8e5 100644
--- a/contrib/compiler-rt/lib/builtins/floatditf.c
+++ b/contrib/compiler-rt/lib/builtins/floatditf.c
@@ -34,7 +34,7 @@ COMPILER_RT_ABI fp_t __floatditf(di_int a) {
     }
 
     // Exponent of (fp_t)a is the width of abs(a).
-    const int exponent = (aWidth - 1) - __builtin_clz(a);
+    const int exponent = (aWidth - 1) - __builtin_clzll(a);
     rep_t result;
 
     // Shift a into the significand field and clear the implicit bit.  Extra
diff --git a/contrib/compiler-rt/lib/builtins/floatunditf.c b/contrib/compiler-rt/lib/builtins/floatunditf.c
index 7533f81..8098e95 100644
--- a/contrib/compiler-rt/lib/builtins/floatunditf.c
+++ b/contrib/compiler-rt/lib/builtins/floatunditf.c
@@ -25,7 +25,7 @@ COMPILER_RT_ABI fp_t __floatunditf(du_int a) {
     if (a == 0) return fromRep(0);
 
     // Exponent of (fp_t)a is the width of abs(a).
-    const int exponent = (aWidth - 1) - __builtin_clz(a);
+    const int exponent = (aWidth - 1) - __builtin_clzll(a);
     rep_t result;
 
     // Shift a into the significand field and clear the implicit bit.