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| author | Andrew Waterman <waterman@s141.Millennium.Berkeley.EDU> | 2011-06-12 20:27:10 -0700 |
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| committer | Andrew Waterman <waterman@s141.Millennium.Berkeley.EDU> | 2011-06-12 20:27:10 -0700 |
| commit | 740f981cfd55604d46598144dccac26dd53f643c (patch) | |
| tree | 4b825dc642cb6eb9a060e54bf8d69288fbee4904 /softfloat/s_countLeadingZeros64.c | |
| parent | c0ebf99d6bb3ef3cf252703b50b849bcbaa2ec59 (diff) | |
| download | spike-740f981cfd55604d46598144dccac26dd53f643c.zip spike-740f981cfd55604d46598144dccac26dd53f643c.tar.gz spike-740f981cfd55604d46598144dccac26dd53f643c.tar.bz2 | |
[sim] renamed to riscv-isa-run
Diffstat (limited to 'softfloat/s_countLeadingZeros64.c')
| -rwxr-xr-x | softfloat/s_countLeadingZeros64.c | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/softfloat/s_countLeadingZeros64.c b/softfloat/s_countLeadingZeros64.c deleted file mode 100755 index 79f4280..0000000 --- a/softfloat/s_countLeadingZeros64.c +++ /dev/null @@ -1,32 +0,0 @@ - -#include <stdint.h> -#include "primitives.h" -#include "platform.h" - -int softfloat_countLeadingZeros64( uint64_t a ) -{ - int count; - uint32_t a32; - - count = 32; - a32 = a; - if ( UINT64_C( 0x100000000 ) <= a ) { - count = 0; - a32 = a>>32; - } - /*------------------------------------------------------------------------ - | From here, result is current count + count leading zeros of `a32'. - *------------------------------------------------------------------------*/ - if ( a32 < 0x10000 ) { - count += 16; - a32 <<= 16; - } - if ( a32 < 0x1000000 ) { - count += 8; - a32 <<= 8; - } - count += softfloat_countLeadingZeros8[ a32>>24 ]; - return count; - -} - |