Attached it the crt1.s created using gcc -S that was used in the prt0.as
in my earlier email.
-regards
On 10/21/20 10:51 AM, Curtis Hamilton wrote:
Attached is the prt0.as <http://prt0.as> I created using the one used
for linux/powerpc64. I've also attached the dump of crt1.s from the
target.
Thanks!
On Wed, Oct 21, 2020 at 10:04 AM Jonas Maebe via fpc-devel
<fpc-devel@lists.freepascal.org
<mailto:fpc-devel@lists.freepascal.org>> wrote:
On 20/10/2020 02:32, Curtis Hamilton via fpc-devel wrote:
> I think I maybe in over my head on this. I've taken a look and
now I'm not sure what the issue is. The
> segfault occurs in the FPC RTL initiazation code (see backtrace
below).
>
> Any ideas?
What does the prt0.as <http://prt0.as> file that you created look
like?
Jonas
_______________________________________________
fpc-devel maillist - fpc-devel@lists.freepascal.org
<mailto:fpc-devel@lists.freepascal.org>
https://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-devel
.file "crt1.c"
.section ".got","aw"
.section ".text"
#APP
.ident "$FreeBSD: releng/12.1/lib/csu/powerpc64/crt1.c 326219
2017-11-26 02:00:33Z pfg $"
.ident "$FreeBSD: releng/12.1/lib/csu/common/crtbrand.c 354233
2019-11-01 00:00:17Z gjb $"
.ident "$FreeBSD: releng/12.1/lib/csu/common/ignore_init.c 339351
2018-10-13 23:52:55Z kib $"
#NO_APP
.section ".got","aw"
.LC2:
.tc environ[TC],environ
.LC3:
.tc .LANCHOR0[TC],.LANCHOR0
.LC4:
.tc __ps_strings[TC],__ps_strings
.LC5:
.tc _DYNAMIC[TC],_DYNAMIC
.LC6:
.tc atexit[TC],atexit
.LC7:
.tc _init_tls[TC],_init_tls
.LC8:
.tc finalizer[TC],finalizer
.LC9:
.tc __preinit_array_end[TC],__preinit_array_end
.LC10:
.tc __preinit_array_start[TC],__preinit_array_start
.LC11:
.tc _init[TC],_init
.LC12:
.tc __init_array_end[TC],__init_array_end
.LC13:
.tc __init_array_start[TC],__init_array_start
.LC14:
.tc main[TC],main
.LC15:
.tc exit[TC],exit
.section ".text"
.align 2
.globl _start
.section ".opd","aw"
.align 3
_start:
.quad .L._start,.TOC.@tocbase,0
.previous
.type _start, @function
.L._start:
mflr 0
std 28,-32(1)
mr 28,5
std 30,-16(1)
mr 30,4
std 31,-8(1)
mr 31,3
std 0,16(1)
mr 3,7
std 26,-48(1)
std 27,-40(1)
std 29,-24(1)
ld 9,.LC2@toc(2)
stdu 1,-160(1)
ld 0,0(9)
cmpdi 7,0,0
beq- 7,.L31
.L2:
cmpwi 7,31,0
ble- 7,.L4
ld 9,0(30)
cmpdi 7,9,0
beq- 7,.L4
ld 11,.LC3@toc(2)
std 9,0(11)
lbz 0,0(9)
cmpdi 7,0,0
beq- 7,.L4
addi 9,9,1
b .L8
.L11:
lbz 0,0(9)
addi 9,9,1
cmpdi 7,0,0
beq- 7,.L4
.L8:
cmpwi 7,0,47
bne+ 7,.L11
std 9,0(11)
lbz 0,0(9)
addi 9,9,1
cmpdi 7,0,0
bne+ 7,.L8
.L4:
cmpdi 7,8,0
beq- 7,.L12
ld 9,.LC4@toc(2)
std 8,0(9)
.L12:
ld 0,.LC5@toc(2)
cmpdi 7,0,0
beq- 7,.L14
ld 9,.LC6@toc(2)
std 2,40(1)
ld 0,0(9)
ld 11,16(9)
mtctr 0
ld 2,8(9)
bctrl
ld 2,40(1)
.L16:
ld 9,.LC14@toc(2)
mr 3,31
std 2,40(1)
mr 4,30
mr 5,28
ld 0,0(9)
ld 11,16(9)
mtctr 0
ld 2,8(9)
bctrl
ld 2,40(1)
ld 9,.LC15@toc(2)
ld 0,0(9)
ld 11,16(9)
mtctr 0
ld 2,8(9)
bctrl
ld 2,40(1)
.L31:
std 5,0(9)
b .L2
.L14:
ld 9,.LC7@toc(2)
std 2,40(1)
ld 0,0(9)
ld 11,16(9)
mtctr 0
ld 2,8(9)
bctrl
ld 2,40(1)
ld 9,.LC6@toc(2)
ld 3,.LC8@toc(2)
ld 0,0(9)
ld 11,16(9)
mtctr 0
ld 2,8(9)
bctrl
ld 2,40(1)
ld 0,.LC9@toc(2)
ld 26,.LC10@toc(2)
subf 0,26,0
sradi. 27,0,3
beq- 0,.L17
li 29,0
b .L19
.L20:
addi 29,29,1
cmpd 7,27,29
beq- 7,.L17
.L19:
sldi 0,29,3
ldx 9,26,0
cmpldi 7,9,1
ble+ 7,.L20
ld 0,0(9)
mr 3,31
std 2,40(1)
mr 4,30
mtctr 0
mr 5,28
ld 11,16(9)
ld 2,8(9)
bctrl
ld 2,40(1)
b .L20
.L17:
ld 9,.LC11@toc(2)
std 2,40(1)
ld 0,0(9)
ld 11,16(9)
mtctr 0
ld 2,8(9)
bctrl
ld 2,40(1)
ld 0,.LC12@toc(2)
ld 26,.LC13@toc(2)
subf 0,26,0
sradi. 27,0,3
beq- 0,.L16
li 29,0
b .L23
.L24:
addi 29,29,1
cmpd 7,27,29
beq- 7,.L16
.L23:
sldi 0,29,3
ldx 9,26,0
cmpldi 7,9,1
ble+ 7,.L24
ld 0,0(9)
mr 3,31
std 2,40(1)
mr 4,30
mtctr 0
mr 5,28
ld 11,16(9)
ld 2,8(9)
bctrl
ld 2,40(1)
b .L24
.long 0
.byte 0,0,0,1,128,6,0,0
.size _start,.-.L._start
.section ".got","aw"
.LC16:
.tc __fini_array_end[TC],__fini_array_end
.LC17:
.tc __fini_array_start[TC],__fini_array_start
.LC18:
.tc _fini[TC],_fini
.section ".text"
.align 2
.section ".opd","aw"
.align 3
finalizer:
.quad .L.finalizer,.TOC.@tocbase,0
.previous
.type finalizer, @function
.L.finalizer:
mflr 0
ld 11,.LC17@toc(2)
std 0,16(1)
ld 0,.LC16@toc(2)
std 30,-16(1)
subf 0,11,0
std 31,-8(1)
sradi. 0,0,3
stdu 1,-128(1)
beq- 0,.L33
sldi 9,0,3
addi 9,9,-8
add 30,9,11
mr 31,0
b .L35
.L36:
cmpdi 7,31,0
beq- 7,.L33
.L35:
ld 9,0(30)
addi 31,31,-1
addi 30,30,-8
cmpldi 7,9,1
ble+ 7,.L36
ld 0,0(9)
std 2,40(1)
mtctr 0
ld 11,16(9)
ld 2,8(9)
bctrl
ld 2,40(1)
cmpdi 7,31,0
bne+ 7,.L35
.L33:
std 2,40(1)
ld 9,.LC18@toc(2)
ld 0,0(9)
ld 11,16(9)
mtctr 0
ld 2,8(9)
bctrl
ld 2,40(1)
addi 1,1,128
ld 0,16(1)
ld 30,-16(1)
mtlr 0
ld 31,-8(1)
blr
.long 0
.byte 0,0,0,1,128,2,0,0
.size finalizer,.-.L.finalizer
.globl __progname
.comm environ,8,8
.comm __ps_strings,8,8
.section ".data"
.align 3
.set .LANCHOR0,. + 0
.type __progname, @object
.size __progname, 8
__progname:
.quad .LC19
.section .note.tag,"a",@progbits
.align 2
.type crt_noinit_tag, @object
.size crt_noinit_tag, 24
crt_noinit_tag:
.long 8
.long 4
.long 2
.string "FreeBSD"
.long 0
.type abitag, @object
.size abitag, 24
abitag:
.long 8
.long 4
.long 1
.string "FreeBSD"
.long 1201000
.section .rodata.str1.8,"aMS",@progbits,1
.align 3
.LC19:
.string ""
.weak _DYNAMIC
.hidden __fini_array_start
.hidden __fini_array_end
.hidden __init_array_start
.hidden __init_array_end
.hidden __preinit_array_start
.hidden __preinit_array_end
.hidden _init
.hidden _fini
.ident "GCC: (GNU) 4.2.1 20070831 patched [FreeBSD]"
.section .note.GNU-stack,"",@progbits
_______________________________________________
fpc-devel maillist - fpc-devel@lists.freepascal.org
https://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-devel
