diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog index 167e7a90b3c..2fe114e4a94 100644 --- a/libgcc/ChangeLog +++ b/libgcc/ChangeLog @@ -1,3 +1,10 @@ +2014-02-28 Joey Ye + + PR libgcc/60166 + * config/arm/sfp-machine.h (_FP_NANFRAC_H, + _FP_NANFRAC_S, _FP_NANFRAC_D, _FP_NANFRAC_Q): + Set to zero. + 2014-02-24 Walter Lee * config.host: Support "tilegx*" and "tilepro*" triplets. diff --git a/libgcc/config/arm/sfp-machine.h b/libgcc/config/arm/sfp-machine.h index 03236173361..4f2b15d7e55 100644 --- a/libgcc/config/arm/sfp-machine.h +++ b/libgcc/config/arm/sfp-machine.h @@ -19,10 +19,12 @@ typedef int __gcc_CMPtype __attribute__ ((mode (__libgcc_cmp_return__))); #define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_2_udiv(D,R,X,Y) #define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_4_udiv(Q,R,X,Y) -#define _FP_NANFRAC_H ((_FP_QNANBIT_H << 1) - 1) -#define _FP_NANFRAC_S ((_FP_QNANBIT_S << 1) - 1) -#define _FP_NANFRAC_D ((_FP_QNANBIT_D << 1) - 1), -1 -#define _FP_NANFRAC_Q ((_FP_QNANBIT_Q << 1) - 1), -1, -1, -1 +/* According to RTABI, QNAN is only with the most significant bit of the + significand set, and all other significand bits zero. */ +#define _FP_NANFRAC_H 0 +#define _FP_NANFRAC_S 0 +#define _FP_NANFRAC_D 0, 0 +#define _FP_NANFRAC_Q 0, 0, 0, 0 #define _FP_NANSIGN_H 0 #define _FP_NANSIGN_S 0 #define _FP_NANSIGN_D 0