File: mul24.inc

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,998,492 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (11 lines) | stat: -rw-r--r-- 373 bytes parent folder | download | duplicates (31) 
1
2
3
4
5
6
7
8
9
10
11
 

// We need to use shifts here in order to mantain the sign bit for signed
// integers.  The compiler should optimize this to (x & 0x00FFFFFF) for
// unsigned integers.
#define CONVERT_TO_24BIT(x) (((x) << 8) >> 8)

_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE mul24(__CLC_GENTYPE x, __CLC_GENTYPE y){
  return CONVERT_TO_24BIT(x) * CONVERT_TO_24BIT(y);
}

#undef CONVERT_TO_24BIT