Re: GHC7 (on OSX.5)

2011-03-22 Thread Christian Maeder

Am 21.03.2011 18:40, schrieb wren ng thornton:

On 3/21/11 4:16 AM, Christian Maeder wrote:

Am 20.03.2011 20:01, schrieb wren ng thornton:

So I'm having a go of installing ghc-7.0.2 and
haskell-platform-2011.2.0.0 on OSX 10.5. Since 10.5 is no longer
supported I've had to compile from source. The good news is, so far as I
can tell, everything works right out of the box.[1]


[...]


[1]
OSX 10.5.8
arch x86_64 (though it calls itself i386)


Does your ghc-7.0.2 create 32 or 64 bit Code? What does ghc --info say?


$ ghc-7.0.2 --info
[(Project name,The Glorious Glasgow Haskell Compilation System)
,(Project version,7.0.2)
,(Booter version,6.12.1)
,(Stage,2)
,(Build platform,i386-apple-darwin)
,(Host platform,i386-apple-darwin)
,(Target platform,i386-apple-darwin)
,(Have interpreter,YES)
,(Object splitting,NO)
,(Have native code generator,YES)
,(Have llvm code generator,YES)
,(Support SMP,YES)
,(Unregisterised,NO)
,(Tables next to code,YES)
,(RTS ways,l debug thr thr_debug thr_l thr_p dyn debug_dyn thr_dyn
thr_debug_dyn)
,(Leading underscore,YES)
,(Debug on,False)
,(LibDir,/usr/local/lib/ghc-7.0.2)
,(Global Package DB,/usr/local/lib/ghc-7.0.2/package.conf.d)
,(C compiler
flags,[\-march=i686\,\-m32\,\-isysroot\,\/Developer/SDKs/MacOSX10.5.sdk\,\-mmacosx-version-min=10.5\,\-fno-stack-protector\])

,(Gcc Linker
flags,[\-march=i686\,\-m32\,\-isysroot\,\/Developer/SDKs/MacOSX10.5.sdk\,\-mmacosx-version-min=10.5\])

,(Ld Linker
flags,[\-arch\,\i386\,\-macosx_version_min\,\10.5\])



This output (the flag -m32 and platform i386) clearly indicates that 
32bit binaries (like the bootstrapping ghc-6.12.1) are produced.


If you had added darwin to OsSupportsSplitObjs in mk/config.mk.in 
then Object splitting were YES and binaries were smaller,

see http://hackage.haskell.org/trac/ghc/ticket/5008

Cheers Christian


Xcode 3.1.2 (not that it matters)
gcc 4.0.1 (i686-apple-darwin9-gcc-4.0.1 Apple Inc. build 5490)
ghc 6.12.1 / hp 2010.1.0.0


As far as I know there was no 64bit ghc-6.12.x for MacOS. Is it possible
to create a 64bit ghc starting with a 32Bit ghc? I don't think so and
always used ghc-6.10.4 from macports to create 64bit binary-dists that
have the suffix -x86_64-apple-darwin.tar.bz2 rather than
-i386-apple-darwin.tar.bz2 for 32bit compilers.


The 6.12 is definitely 32bit. I can't say how that affects bootstrapping.



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Re: GHC7 (on OSX.5)

2011-03-21 Thread Christian Maeder

Am 20.03.2011 20:01, schrieb wren ng thornton:

So I'm having a go of installing ghc-7.0.2 and
haskell-platform-2011.2.0.0 on OSX 10.5. Since 10.5 is no longer
supported I've had to compile from source. The good news is, so far as I
can tell, everything works right out of the box.[1]


[...]


[1]
OSX 10.5.8
arch x86_64 (though it calls itself i386)


Does your ghc-7.0.2 create 32 or 64 bit Code? What does ghc --info say?


Xcode 3.1.2 (not that it matters)
gcc 4.0.1 (i686-apple-darwin9-gcc-4.0.1 Apple Inc. build 5490)
ghc 6.12.1 / hp 2010.1.0.0


As far as I know there was no 64bit ghc-6.12.x for MacOS. Is it possible 
to create a 64bit ghc starting with a 32Bit ghc? I don't think so and 
always used ghc-6.10.4 from macports to create 64bit binary-dists that 
have the suffix -x86_64-apple-darwin.tar.bz2 rather than 
-i386-apple-darwin.tar.bz2 for 32bit compilers.


Cheers Christian




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Re: GHC7 (on OSX.5)

2011-03-21 Thread Gregory Wright

On 3/21/11 4:16 AM, Christian Maeder wrote:

Am 20.03.2011 20:01, schrieb wren ng thornton:

So I'm having a go of installing ghc-7.0.2 and
haskell-platform-2011.2.0.0 on OSX 10.5. Since 10.5 is no longer
supported I've had to compile from source. The good news is, so far as I
can tell, everything works right out of the box.[1]


[...]


[1]
OSX 10.5.8
arch x86_64 (though it calls itself i386)


Does your ghc-7.0.2 create 32 or 64 bit Code? What does ghc --info say?


Xcode 3.1.2 (not that it matters)
gcc 4.0.1 (i686-apple-darwin9-gcc-4.0.1 Apple Inc. build 5490)
ghc 6.12.1 / hp 2010.1.0.0


As far as I know there was no 64bit ghc-6.12.x for MacOS. Is it 
possible to create a 64bit ghc starting with a 32Bit ghc? I don't 
think so and always used ghc-6.10.4 from macports to create 64bit 
binary-dists that have the suffix -x86_64-apple-darwin.tar.bz2 rather 
than -i386-apple-darwin.tar.bz2 for 32bit compilers.




There was never a 64 bit 6.12.3 for OS X.  I tried for a while to patch 
6.12.3
to make a MacPorts release, but it became clear that there were many 
problems,
and that it would be better to contribute fixes to ghc to support O X 64 
bit.


7.0.2 is the first release that works (mostly) on OS X 64 bit.  It still 
fails significantly
more regression tests than on 64 bit linux (around 80 tests instead of 
around 10).

On the other hand we won't get the remaining bugs out without more people
trying it out.

I've started to work on updating the ghc portfile to 7.0.2.  There will 
be many fewer
patches, but there are still some questions about what to do (should 
support for
forcing a 32 bit build on a 64 bit platform be retained) and quite a bit 
of testing is

needed.  However, I need to upgrade my own development environment to
7.0.2, so I have some incentive to get the work done.

In the MacPorts version I may include my runtime linker debug patch, 
which won't
be available generally until 7.2.1.  If more linker problems are 
suspected, this

would give a complete view of what the linker was doing.

Best,
Greg

--
Gregory Wright
Antiope Associates LLC
18 Clay Street
Fair Haven, New Jersey 07733
USA

+1 732 924-4549 [office]
+1 732 345-8378 [fax]
gwri...@antiope.com


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Re: GHC7 (on OSX.5)

2011-03-21 Thread wren ng thornton

On 3/21/11 4:16 AM, Christian Maeder wrote:

Am 20.03.2011 20:01, schrieb wren ng thornton:

So I'm having a go of installing ghc-7.0.2 and
haskell-platform-2011.2.0.0 on OSX 10.5. Since 10.5 is no longer
supported I've had to compile from source. The good news is, so far as I
can tell, everything works right out of the box.[1]


[...]


[1]
OSX 10.5.8
arch x86_64 (though it calls itself i386)


Does your ghc-7.0.2 create 32 or 64 bit Code? What does ghc --info say?


$ ghc-7.0.2 --info
 [(Project name,The Glorious Glasgow Haskell Compilation System)
 ,(Project version,7.0.2)
 ,(Booter version,6.12.1)
 ,(Stage,2)
 ,(Build platform,i386-apple-darwin)
 ,(Host platform,i386-apple-darwin)
 ,(Target platform,i386-apple-darwin)
 ,(Have interpreter,YES)
 ,(Object splitting,NO)
 ,(Have native code generator,YES)
 ,(Have llvm code generator,YES)
 ,(Support SMP,YES)
 ,(Unregisterised,NO)
 ,(Tables next to code,YES)
 ,(RTS ways,l debug  thr thr_debug thr_l thr_p  dyn debug_dyn 
thr_dyn thr_debug_dyn)

 ,(Leading underscore,YES)
 ,(Debug on,False)
 ,(LibDir,/usr/local/lib/ghc-7.0.2)
 ,(Global Package DB,/usr/local/lib/ghc-7.0.2/package.conf.d)
 ,(C compiler 
flags,[\-march=i686\,\-m32\,\-isysroot\,\/Developer/SDKs/MacOSX10.5.sdk\,\-mmacosx-version-min=10.5\,\-fno-stack-protector\])
 ,(Gcc Linker 
flags,[\-march=i686\,\-m32\,\-isysroot\,\/Developer/SDKs/MacOSX10.5.sdk\,\-mmacosx-version-min=10.5\])
 ,(Ld Linker 
flags,[\-arch\,\i386\,\-macosx_version_min\,\10.5\])

 ]



Xcode 3.1.2 (not that it matters)
gcc 4.0.1 (i686-apple-darwin9-gcc-4.0.1 Apple Inc. build 5490)
ghc 6.12.1 / hp 2010.1.0.0


As far as I know there was no 64bit ghc-6.12.x for MacOS. Is it possible
to create a 64bit ghc starting with a 32Bit ghc? I don't think so and
always used ghc-6.10.4 from macports to create 64bit binary-dists that
have the suffix -x86_64-apple-darwin.tar.bz2 rather than
-i386-apple-darwin.tar.bz2 for 32bit compilers.


The 6.12 is definitely 32bit. I can't say how that affects bootstrapping.

--
Live well,
~wren

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Re: GHC7 (on OSX.5)

2011-03-20 Thread Max Bolingbroke
On 20 March 2011 19:01, wren ng thornton w...@freegeek.org wrote:
 Are these
 warnings I should be concerned about?

No.

These warnings just tell you explicitly that SpecConstr has exceeded
the limit of specialisations that GHC is happy to generate. They are
totally harmless and just mean that the output code is perhaps slower
than it could be.

Cheers,
Max

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