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author | Andrew Waterman <waterman@s141.Millennium.Berkeley.EDU> | 2011-06-19 21:45:58 -0700 |
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committer | Andrew Waterman <waterman@s141.Millennium.Berkeley.EDU> | 2011-06-19 21:45:58 -0700 |
commit | 1e163c715550e20e239976a22e00869884713e54 (patch) | |
tree | dbcf7b10e35421c72758df098057014fef7ffff7 /softfloat/f32_eq_signaling.c | |
parent | 0edaecc54329048eb91ad6a45338265ef1a4569c (diff) | |
download | riscv-pk-1e163c715550e20e239976a22e00869884713e54.zip riscv-pk-1e163c715550e20e239976a22e00869884713e54.tar.gz riscv-pk-1e163c715550e20e239976a22e00869884713e54.tar.bz2 |
fixed build after repo split
Diffstat (limited to 'softfloat/f32_eq_signaling.c')
-rwxr-xr-x | softfloat/f32_eq_signaling.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/softfloat/f32_eq_signaling.c b/softfloat/f32_eq_signaling.c new file mode 100755 index 0000000..bfba48a --- /dev/null +++ b/softfloat/f32_eq_signaling.c @@ -0,0 +1,29 @@ + +#include <stdbool.h> +#include <stdint.h> +#include "platform.h" +#include "internals.h" +#include "softfloat.h" + +bool f32_eq_signaling( float32_t a, float32_t b ) +{ + union ui32_f32 uA; + uint_fast32_t uiA; + union ui32_f32 uB; + uint_fast32_t uiB; + + uA.f = a; + uiA = uA.ui; + uB.f = b; + uiB = uB.ui; + if ( + ( ( expF32UI( uiA ) == 0xFF ) && fracF32UI( uiA ) ) + || ( ( expF32UI( uiB ) == 0xFF ) && fracF32UI( uiB ) ) + ) { + softfloat_raiseFlags( softfloat_flag_invalid ); + return false; + } + return ( uiA == uiB ) || ! (uint32_t) ( ( uiA | uiB )<<1 ); + +} + |