softfloat f64_sqrt bug fix

8 years ago · 945706a8e8
parent b143f7100a
commit 945706a8e8
1 changed files with 1 additions and 1 deletions
--- a/modules/core/src/softfloat.cpp
+++ b/modules/core/src/softfloat.cpp
@ -1911,7 +1911,7 @@ static float64_t f64_sqrt( float64_t a )
    sigZ = ((uint_fast64_t) sig32Z<<32 | 1<<5) + ((uint_fast64_t) q<<3);
    /*------------------------------------------------------------------------
    *------------------------------------------------------------------------*/
-    if ( (sigZ & 0x1FF) < 1<<5 ) {
+    if ( (sigZ & 0x1FF) < 0x22 ) {
        sigZ &= ~(uint_fast64_t) 0x3F;
        shiftedSigZ = sigZ>>6;
        rem = (sigA<<52) - shiftedSigZ * shiftedSigZ;