On 25/12/15 21:06, John Paul Adrian Glaubitz wrote: > On 12/25/2015 09:51 PM, Bryce wrote: >> eh wot? I built silo as pure 64bit, but since you can't 'chainload' from >> 32bit silo to 64bit silo... > I tried building 64-bit natively but that failed with: gcc -Os -Wall -I. > -I../include -fomit-frame-pointer -fno-strict-aliasing -DSMALL_RELOC=0x280000 > -DLARGE_RELOC=0x380000 -fno-stack-protector -c divdi3.S divdi3.S: Assembler > messages: divdi3.S:105: Error: detected global register use not covered by > .register pseudo-op
For a start I'll refer you to http://docs.oracle.com/cd/E19620-01/805-6015/chap3-15/index.html lesse,.. [root@ca-qasparc10 ~]# cd /tmp; export PKG=silo ; rm -rf /tmp/$PKG ; svn co http://ca-svn.us.oracle.com/svn/repos/rhel4/$PKG/branches-6/el6-u5-sparc64 $PKG ; cd /tmp/$PKG [root@ca-qasparc10 silo]# bs Wrote: /tmp/silo/silo-1.4.14-4.0.18.el6.src.rpm [root@ca-qasparc10 silo]# rpmbuild --recompile /tmp/silo/silo-1.4.14-4.0.18.el6.src.rpm ... gcc -static -Os -Wall -I. -I../include -fomit-frame-pointer -fno-strict-aliasing -DSMALL_RELOC=0x280000 -DLARGE_RELOC=0x380000 -fno-stack-protector -c ffs.c *gcc -static -Os -Wall -I. -I../include -fomit-frame-pointer -fno-strict-aliasing -DSMALL_RELOC=0x280000 -DLARGE_RELOC=0x380000 -fno-stack-protector -c divdi3.S* gcc -static -Os -Wall -I. -I../include -fomit-frame-pointer -fno-strict-aliasing -DSMALL_RELOC=0x280000 -DLARGE_RELOC=0x380000 -fno-stack-protector -c udivdi3.S gcc -static -Os -Wall -I. -I../include -fomit-frame-pointer -fno-strict-aliasing -DSMALL_RELOC=0x280000 -DLARGE_RELOC=0x380000 -fno-stack-protector bin2h.c -o bin2h make[1]: Leaving directory `/root/rpmbuild/BUILD/silo-1.4.14/common' make[1]: Entering directory `/root/rpmbuild/BUILD/silo-1.4.14/first' gcc -static -Os -Wall -I. -I../include -fomit-frame-pointer -fno-strict-aliasing -DSMALL_RELOC=0x280000 -DLARGE_RELOC=0x380000 -fno-stack-protector -c first.S -o first.o ld -m elf64_sparc -N -Ttext 0x4000 -o first first.o nm first | grep -v '*ABS*' | sort > first.map strip first elftoaout -o first.b first ... Wrote: /root/rpmbuild/RPMS/sparc64/silo-1.4.14-4.0.18.el6.sparc64.rpm (Joy,.. still compiles 8) ) lets see your error message is about divdi3.S around line 105... I don't think we did any hacking in there, the only ref we have is [root@ca-qasparc10 silo]# grep /divdi3.S *patch silo-1.4.14-build-as-64bit.patch:diff -r -u silo-1.4.14/common/divdi3.S silo-1.4.14-bias/common/divdi3.S silo-1.4.14-build-as-64bit.patch:--- silo-1.4.14/common/divdi3.S 2012-12-06 04:09:00.000000000 +0100 silo-1.4.14-build-as-64bit.patch:+++ silo-1.4.14-bias/common/divdi3.S 2013-05-22 15:09:47.457000000 +0200 Assuming that your src looks the same, is this around where it went wrong? 97 ! Got carry from n. Subtract next step to cancel this carry. 98 bne 4b 99 addcc %o1,%o1,%o1 ! shift n1n0 and a 0-bit in lsb 100 sub %i0,%o4,%i0 101 3: xnor %o1,0,%o1 102 b .LL50 103 mov 0,%o2 104 .LL46: *105 cmp %o4,0* 106 bne .LL85 107 mov %i0,%o2 108 mov 1,%o0 109 call .udiv,0 110 mov 0,%o1 111 mov %o0,%o4 112 mov %i0,%o2 113 .LL85: 114 mov 0,%g3 115 mov 32,%g1 116 subcc %g3,%o4,%g0 117 1: bcs 5f 118 addxcc %o2,%o2,%o2 ! shift n1n0 and a q-bit in lsb 119 sub %g3,%o4,%g3 ! this kills msb of n
