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5e: make sure stack base is aligned to avoid unaligned memory trap on arm

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cinap_lenrek 2015-07-07 06:26:56 +02:00
parent 20e255110c
commit fcfc849dd5
1 changed files with 1 additions and 1 deletions
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2
sys/src/cmd/5e/proc.c
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@ -220,7 +220,7 @@ loadtext(char *file, int argc, char **argv)
text = newseg(fp.txtaddr - fp.hdrsz, fp.txtsz + fp.hdrsz, SEGTEXT);
data = newseg(fp.dataddr, fp.datsz, SEGDATA);
bss = newseg(fp.dataddr + fp.datsz, fp.bsssz, SEGBSS);
newseg(mach->utop - STACKSIZE, STACKSIZE, SEGSTACK);
newseg((mach->utop & ~7) - STACKSIZE, STACKSIZE, SEGSTACK);
seek(fd, fp.txtoff - fp.hdrsz, 0);
if(readn(fd, text->data, fp.txtsz + fp.hdrsz) < fp.txtsz + fp.hdrsz)
sysfatal("%r");