Re: [gentoo-alt] [prefix]Starting over with svn prefix-launcher on AIX

[Greg]

Michael Haubenwallner wrote:

>On Wed, 2008-07-02 at 11:13 -0500, Greg wrote:
>
>
>>Michael Haubenwallner wrote:
>>
>>
>>
>>>On Wed, 2008-07-02 at 08:07 -0500, Greg wrote:
>>>
>>>
>>>
>>>
>>>>
>>>>
>>>>Well, the native build does go faster and it does compile everything
>>>>pretty smoothly.  However, I'm back to having troubles with Python.  I
>>>>guess I'll post more specific information this time.  Here's where
>>>>Python appears to be locking up.
>>>>
>>>>
>>>>This is the entry in the process table as of now.
>>>>
>>>>greg 319512 348378  62 10:50:51  pts/0 120:07 /usr/ccs/bin/as -u -mPPC
>>>>-o
>>>>build/temp.aix-5.2-2.5/usr/local/prefix-launcher/buildroot/python/Python-2.5.2/Modules/_ctypes/libffi/src/powerpc/aix.o
>>>>/tmp//ccJ3fThk.s
>>>>
>>>>
>
>Can you have (or give me) a look at the content of
>that /tmp//ccJ3fThk.s ?
>
>
Here's one example: (ccSf24hr.s)

# 1 
"/usr/local/prefix-launcher/buildroot/python/Python-2.5.2/Modules/_ctypes/libffi/src/powerpc/aix.S"
# 1 
"/usr/local/prefix-launcher/buildroot/python/ibm_slow.powerpc-ibm-aix5.2.0.0//"
# 1 "<built-in>"
# 1 "<command line>"
# 1 
"/usr/local/prefix-launcher/buildroot/python/Python-2.5.2/Modules/_ctypes/libffi/src/powerpc/aix.S"
# 27 
"/usr/local/prefix-launcher/buildroot/python/Python-2.5.2/Modules/_ctypes/libffi/src/powerpc/aix.S"
 .set r0,0
 .set r1,1
 .set r2,2
 .set r3,3
 .set r4,4
 .set r5,5
 .set r6,6
 .set r7,7
 .set r8,8
 .set r9,9
 .set r10,10
 .set r11,11
 .set r12,12
 .set r13,13
 .set r14,14
 .set r15,15
 .set r16,16
 .set r17,17
 .set r18,18
 .set r19,19
 .set r20,20
 .set r21,21
 .set r22,22
 .set r23,23
 .set r24,24
 .set r25,25
 .set r26,26
 .set r27,27
 .set r28,28
 .set r29,29
 .set r30,30
 .set r31,31
 .set f0,0
 .set f1,1
 .set f2,2
 .set f3,3
 .set f4,4
 .set f5,5
 .set f6,6
 .set f7,7
 .set f8,8
 .set f9,9
 .set f10,10
 .set f11,11
 .set f12,12
 .set f13,13
 .set f14,14
 .set f15,15
 .set f16,16
 .set f17,17
 .set f18,18
 .set f19,19
 .set f20,20
 .set f21,21


# 1 "build/temp.aix-5.2-2.5/libffi/fficonfig.h" 1
# 84 
"/usr/local/prefix-launcher/buildroot/python/Python-2.5.2/Modules/_ctypes/libffi/src/powerpc/aix.S" 
2
# 1 "build/temp.aix-5.2-2.5/libffi/include/ffi.h" 1
# 63 "build/temp.aix-5.2-2.5/libffi/include/ffi.h"
# 1 "build/temp.aix-5.2-2.5/libffi/include/ffitarget.h" 1
# 64 "build/temp.aix-5.2-2.5/libffi/include/ffi.h" 2
# 85 
"/usr/local/prefix-launcher/buildroot/python/Python-2.5.2/Modules/_ctypes/libffi/src/powerpc/aix.S" 
2


 .file "aix.S"
 .toc
 .csect .text[PR]
 .align 2
..globl ffi_prep_args

..csect .text[PR]
 .align 2
 .globl ffi_call_AIX
 .globl .ffi_call_AIX
..csect ffi_call_AIX[DS]
 ffi_call_AIX:
 .long .ffi_call_AIX, TOC[tc0], 0
..csect .text[PR]
..ffi_call_AIX:
 mr r12,r8

 mr r8,r1


 stwux r1,r1,r4


 mflr r9

 stw r28,-16(r8)
 stw r29,-12(r8)
 stw r30, -8(r8)
 stw r31, -4(r8)

 stw r9, 8(r8)
 stw r2, 20(r1)


 mr r31,r5
 mr r30,r6
 mr r29,r7
 mr r28,r8


 mr r4,r1
 li r9,0

 lwz r2,4(r12)
 lwz r12,0(r12)
 mtctr r12
 bctrl
 lwz r2,20(r1)


 lwz r12,0(r29)

 mtcrf 0x40,r31
 stw r2,20(r1)
 mtctr r12
 lwz r2,4(r29)


 lwz r3, 20+(1*4)(r1)
 lwz r4, 20+(2*4)(r1)
 lwz r5, 20+(3*4)(r1)
 lwz r6, 20+(4*4)(r1)
 nop
 lwz r7, 20+(5*4)(r1)
 lwz r8, 20+(6*4)(r1)
 lwz r9, 20+(7*4)(r1)
 lwz r10,20+(8*4)(r1)

L1:

 bf 6,L2
 lfd f1,-16-(13*8)(r28)
 lfd f2,-16-(12*8)(r28)
 lfd f3,-16-(11*8)(r28)
 lfd f4,-16-(10*8)(r28)
 nop
 lfd f5,-16-(9*8)(r28)
 lfd f6,-16-(8*8)(r28)
 lfd f7,-16-(7*8)(r28)
 lfd f8,-16-(6*8)(r28)
 nop
 lfd f9,-16-(5*8)(r28)
 lfd f10,-16-(4*8)(r28)
 lfd f11,-16-(3*8)(r28)
 lfd f12,-16-(2*8)(r28)
 nop
 lfd f13,-16-(1*8)(r28)

L2:

 bctrl
 lwz r2,20(r1)


 mtcrf 0x01,r31

 bt 30,done_return_value
 bt 29,fp_return_value
 stw r3,0(r30)
 bf 28,done_return_value
 stw r4,4(r30)



done_return_value:

 lwz r9, 8(r28)
 lwz r31, -4(r28)
 mtlr r9
 lwz r30, -8(r28)
 lwz r29,-12(r28)
 lwz r28,-16(r28)
 lwz r1,0(r1)
 blr

fp_return_value:
 bf 28,float_return_value
 stfd f1,0(r30)
 b done_return_value
float_return_value:
stfs f1,0(r30)
 b done_return_value
 .long 0
 .byte 0,0,0,1,128,4,0,0


..csect .text[PR]
 .align 2
 .globl ffi_call_DARWIN
 .globl .ffi_call_DARWIN
..csect ffi_call_DARWIN[DS]
ffi_call_DARWIN:
 .long .ffi_call_DARWIN, TOC[tc0], 0
 .csect .text[PR]
..ffi_call_DARWIN:
 blr
 .long 0
 .byte 0,0,0,0,0,0,0,0

>
>Do you know 'truss' ?
>It is to trace system (libc?) calls for any (running) program:
>$ truss -p <pid>
>
>According to lslpp, it is part of 'bos.sysmgt.serv_aid' AIX package:
>$ lslpp -w /usr/bin/truss
>  File                                        Fileset               Type
>----------------------------------------------------------------------------
>  /usr/bin/truss                              bos.sysmgt.serv_aid   File
>
>
Truss gave me no response.

>
>
>
>>  By the way, is '-mPPC' a correct flag?
>>
>>
>
>Basically yes, although some gcc (3.3.6) here uses '-mppc':
>
>$ truss -a -f -t execve gcc -c xx.c
>200400: execve("/usr/local/bin/gcc", 0x2FF224A4, 0x2FF224B4)  argc: 3
>200400:  argv: gcc -c xx.c
>169120: execve("/usr/local/lib/gcc-lib/powerpc-ibm-aix5.3.0.0/3.3.6/cc1", 0x2000AC98, 0x200068C8)  argc: 13
>169120:  argv: /usr/local/lib/gcc-lib/powerpc-ibm-aix5.3.0.0/3.3.6/cc1 -quiet
>169120:  -D__GNUC__=3 -D__GNUC_MINOR__=3 -D__GNUC_PATCHLEVEL__=6 xx.c -quiet
>169120:  -dumpbase xx.c -auxbase xx -o /tmp//cckikAyc.s
>169122: execve("/usr/ccs/bin/as", 0x2000AC98, 0x200068C8)  argc: 6
>169122:  argv: /usr/ccs/bin/as -u -mppc -o xx.o /tmp//cckikAyc.s
>
>
>
>>Is this on a 64bit machine?
>>
>>
>
>AFAICT, the machine I work on is a 64bit hardware running a 32bit
>kernel. But I'm pretty sure we have used 64bit kernel already without
>any problems, even if we built python there.
>
>
For reference, I'm running a 64bit kernel.

-- 

 

Greg Trigg

Jacksonville, AR



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