Author: Robert Hyatt
Date: 10:36:33 09/02/02
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On September 02, 2002 at 09:05:20, Ulrich Tuerke wrote: >On September 01, 2002 at 20:46:55, Pham Hong Nguyen wrote: > >>The following article and discussion may be useful for you! >> >>http://www.codeguru.com/cpp_mfc/switch.html > >I have once looked to the assembly code of a "switch" statement generated on a >unix RISC platform. This was basically a sequence of if ... else if ... ... . > >However, on CISC platforms, the "switch" statement will be often implemented >more performance friendly. > >Uli I think it probably depends on (a) the compiler and (b) whether you remember to add -O or not. Our sun sparc assembler produces a jump table. Cray did also the last time I checked... Can't get any "RISCier" than those...
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