diff options
author | Andrew Waterman <waterman@s141.Millennium.Berkeley.EDU> | 2011-06-19 21:45:58 -0700 |
---|---|---|
committer | Andrew Waterman <waterman@s141.Millennium.Berkeley.EDU> | 2011-06-19 21:45:58 -0700 |
commit | 1e163c715550e20e239976a22e00869884713e54 (patch) | |
tree | dbcf7b10e35421c72758df098057014fef7ffff7 /softfloat/s_sub192.c | |
parent | 0edaecc54329048eb91ad6a45338265ef1a4569c (diff) | |
download | pk-1e163c715550e20e239976a22e00869884713e54.zip pk-1e163c715550e20e239976a22e00869884713e54.tar.gz pk-1e163c715550e20e239976a22e00869884713e54.tar.bz2 |
fixed build after repo split
Diffstat (limited to 'softfloat/s_sub192.c')
-rwxr-xr-x | softfloat/s_sub192.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/softfloat/s_sub192.c b/softfloat/s_sub192.c new file mode 100755 index 0000000..96f21c9 --- /dev/null +++ b/softfloat/s_sub192.c @@ -0,0 +1,30 @@ +
+#include <stdint.h>
+#include "platform.h"
+#include "primitives.h"
+
+struct uint192
+ softfloat_sub192(
+ uint64_t a128,
+ uint64_t a64,
+ uint64_t a0,
+ uint64_t b128,
+ uint64_t b64,
+ uint64_t b0
+ )
+{
+ struct uint192 z;
+ unsigned int borrow64, borrow128;
+
+ z.v0 = a0 - b0;
+ borrow64 = ( a0 < b0 );
+ z.v64 = a64 - b64;
+ borrow128 = ( a64 < b64 );
+ z.v128 = a128 - b128;
+ borrow128 += ( z.v64 < borrow64 );
+ z.v64 -= borrow64;
+ z.v128 -= borrow128;
+ return z;
+
+}
+
|