[M3devel] atomic problem

[Tony Hosking]

I think -march=native works too assuming you are on a modern x86.


Antony Hosking | Associate Professor | Computer Science | Purdue University
305 N. University Street | West Lafayette | IN 47907 | USA
Office +1 765 494 6001 | Mobile +1 765 427 5484




On 7 Feb 2010, at 14:08, Jay K wrote:

> It looks like i586 suffices. I checked that in to the LINUXLIBC6 config file.
> Probably I386_DARWIN, FreeBSD4, NetBSD2_i386 etc. need updating.
> We can probably adjust m3cc/m3makefile.
> The platforms.quake file won't do, since native builds don't use it.
>  
>  - Jay
>  
> From: hosking at cs.purdue.edu
> Date: Sun, 7 Feb 2010 13:55:13 -0500
> To: jay.krell at cornell.edu
> CC: m3devel at elegosoft.com
> Subject: Re: [M3devel] atomic problem
> 
> -march=i686
> 
> Antony Hosking | Associate Professor | Computer Science | Purdue University
> 305 N. University Street | West Lafayette | IN 47907 | USA
> Office +1 765 494 6001 | Mobile +1 765 427 5484
> 
> 
> 
> 
> On 7 Feb 2010, at 08:39, Jay K wrote:
> 
> ok, better now, but:
>  
> == package /home/jay/dev2/cm3/m3-sys/m3staloneback ==
>  +++ /cm3/bin/cm3   -build -DROOT=/home/jay/dev2/cm3 -DCM3_VERSION_TEXT=d5.8.2 -
> DCM3_VERSION_NUMBER=050802 -DCM3_LAST_CHANGED=2009-07-15 +++
> --- building in LINUXLIBC6 ---
> ignoring ../src/m3overrides
> new source -> compiling Main.m3
>  -> linking m3back
> /cm3/pkg/m3core/LINUXLIBC6/libm3core.so: undefined reference to `__sync_fetch_an
> d_and_8'
> /cm3/pkg/m3core/LINUXLIBC6/libm3core.so: undefined reference to `__sync_fetch_an
> d_or_4'
> /cm3/pkg/m3core/LINUXLIBC6/libm3core.so: undefined reference to `__sync_fetch_an
> d_sub_1'
> /cm3/pkg/m3core/LINUXLIBC6/libm3core.so: undefined reference to `__sync_bool_com
> pare_and_swap_4'
> /cm3/pkg/m3core/LINUXLIBC6/libm3core.so: undefined reference to `__sync_fetch_an
> d_or_1'
> /cm3/pkg/m3core/LINUXLIBC6/libm3core.so: undefined reference to `__sync_fetch_an
> d_or_2'
> /cm3/pkg/m3core/LINUXLIBC6/libm3core.so: undefined reference to `__sync_fetch_an
> d_sub_4'
> /cm3/pkg/m3core/LINUXLIBC6/libm3core.so: undefined reference to `__sync_fetch_an
> d_add_4'
> /cm3/pkg/m3core/LINUXLIBC6/libm3core.so: undefined reference to `__sync_bool_com
> pare_and_swap_1'
> /cm3/pkg/m3core/LINUXLIBC6/libm3core.so: undefined reference to `__sync_fetch_an
> d_add_2'
> /cm3/pkg/m3core/LINUXLIBC6/libm3core.so: undefined reference to `__sync_fetch_an
> d_xor_1'
> /cm3/pkg/m3core/LINUXLIBC6/libm3core.so: undefined reference to `__sync_fetch_an
> d_and_4'
> /cm3/pkg/m3core/LINUXLIBC6/libm3core.so: undefined reference to `__sync_bool_com
> pare_and_swap_8'
> /cm3/pkg/m3core/LINUXLIBC6/libm3core.so: undefined reference to `__sync_fetch_an
> 
> 
>  - Jay
> 
>  
> From: jay.krell at cornell.edu
> To: hosking at cs.purdue.edu; m3devel at elegosoft.com
> Date: Sun, 7 Feb 2010 13:16:45 +0000
> Subject: Re: [M3devel] atomic problem
> 
> Probably an out of date m3cg.
> I'll see.
>  
>  - Jay
>  
> From: jay.krell at cornell.edu
> To: hosking at cs.purdue.edu; m3devel at elegosoft.com
> Date: Sun, 7 Feb 2010 13:09:57 +0000
> Subject: [M3devel] atomic problem
> 
> Could be I'm out of date or building in the wrong order.
> I'll maybe dig into it.
> Linux/x86:
>  
> new source -> compiling AtomicWideChar.m3
> ../LINUXLIBC6/AtomicWideChar.m3 => ../src/atomic/Atomic.mg: In function 'AtomicW
> ideChar__Load':
> ../LINUXLIBC6/AtomicWideChar.m3 => ../src/atomic/Atomic.mg:0: internal compiler
> error: in expand_expr_real_1, at expr.c:7290
> Please submit a full bug report,
> with preprocessed source if appropriate.
> See <http://gcc.gnu.org/bugs.html> for instructions.
>   m3_backend => 4
> m3cc (aka cm3cg) failed compiling: AtomicWideChar.mc
> new source -> compiling hand.c
> new source -> compiling dtoa.c
> new source -> compiling libgcc.c
> new source -> compiling RTIOc.c
> 
> 
> 

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