severity 263020 wishlist tags 263020 wontfix thanks > On Mon, Aug 02, 2004 at 08:34:42PM +0200, Falk Hueffner wrote: > > Package: ocaml-nox > > Version: 3.08.0-2 > > Severity: normal > > File: /usr/bin/ocamlopt > > > > % cat test.ml && ocamlopt -c test.ml && objdump -d test.o > > let f () = if Sys.word_size = 64 then 1 else 0;; > > > > test.o: file format elf64-alpha > > > > Disassembly of section .text: > > > > 0000000000000000 <camlTest__f_57>: > > 0: 00 00 bb 27 ldah gp,0(t12) > > 4: 00 00 bd 23 lda gp,0(gp) > > 8: 00 00 7d a4 ldq t2,0(gp) > > c: 20 00 43 a4 ldq t1,32(t2) > > 10: b9 35 50 40 cmpeq t1,0x81,t11 > > 14: 02 00 20 e7 beq t11,20 <camlTest__f_57+0x20> > > 18: 03 00 1f 20 lda v0,3 > > 1c: 01 80 fa 6b ret > > 20: 01 00 1f 20 lda v0,1 > > 24: 01 80 fa 6b ret > > 28: 1f 04 ff 47 nop > > 2c: 00 00 fe 2f unop > > > > This makes it basically impossible to optimize for 32 or 64 bit.
On Mon, Aug 2, 2004 at 12:18:38 +0200, Sven Luther wrote: > > Mmm, i am sending this to the ocaml upstream BTS, since i don't think i can do > real much about this, especially as i don't speak alpha assembly. > Upstream's answer to this bug report was: "With bytecode, Sys.word_size is really a run-time variable (can compile on 32 bits and execute on 32 or 64 bits). No easy way to turn it into a compile-time constant just for native-code compilation." See http://pauillac.inria.fr/bin/caml-bugs/wish%20not%20granted?id=3034 I'm thus tagging this bug wontfix. Regards, Julien Cristau -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
