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6l, 8l: emit windows dwarf sections similar to other platforms

Browse Source 
R=golang-dev, rsc
CC=golang-dev, vcc.163
https://golang.org/cl/4517056
This commit is contained in:
Alex Brainman 2011-05-13 16:05:47 +10:00
parent 142008c325
commit 34ac4ec30c
4 changed files with 65 additions and 46 deletions
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12
src/cmd/6l/asm.c
View File

@ -787,6 +787,9 @@ asmb(void)
symo = rnd(symo, PEFILEALIGN);
break;
}
switch(HEADTYPE) {
default:
if(iself) {
/*
* the symbol information is stored as
* 32-bit symbol table size
@ -808,7 +811,6 @@ asmb(void)
lputl(symsize);
lputl(lcsize);
cflush();
if(HEADTYPE != Hwindows && !debug['s']) {
elfsymo = symo+8+symsize+lcsize;
seek(cout, elfsymo, 0);
asmelfsym64();
@ -822,6 +824,14 @@ asmb(void)
dwarfemitdebugsections();
}
break;
case Hwindows:
if(debug['v'])
Bprint(&bso, "%5.2f dwarf\n", cputime());
dwarfemitdebugsections();
break;
}
}
if(debug['v'])

40
src/cmd/8l/asm.c
View File

@ -742,25 +742,13 @@ asmb(void)
symo = rnd(symo, INITRND);
break;
case Hwindows:
// TODO(brainman): not sure what symo meant to be, but it is not used for Windows PE for now anyway
symo = rnd(HEADR+segtext.filelen, PEFILEALIGN)+segdata.filelen;
symo = rnd(symo, PEFILEALIGN);
break;
}
if(HEADTYPE == Hplan9x32) {
seek(cout, symo, 0);
asmplan9sym();
cflush();
sym = lookup("pclntab", 0);
if(sym != nil) {
lcsize = sym->np;
for(i=0; i < lcsize; i++)
cput(sym->p[i]);
cflush();
}
} else if(iself) {
switch(HEADTYPE) {
default:
if(iself) {
if(debug['v'])
Bprint(&bso, "%5.2f elfsym\n", cputime());
elfsymo = symo+8+symsize+lcsize;
@ -775,6 +763,28 @@ asmb(void)
Bprint(&bso, "%5.2f dwarf\n", cputime());
dwarfemitdebugsections();
}
break;
case Hplan9x32:
seek(cout, symo, 0);
asmplan9sym();
cflush();
sym = lookup("pclntab", 0);
if(sym != nil) {
lcsize = sym->np;
for(i=0; i < lcsize; i++)
cput(sym->p[i]);
cflush();
}
break;
case Hwindows:
seek(cout, symo, 0);
if(debug['v'])
Bprint(&bso, "%5.2f dwarf\n", cputime());
dwarfemitdebugsections();
break;
}
}
if(debug['v'])
Bprint(&bso, "%5.2f headr\n", cputime());

1
src/cmd/ld/dwarf.c
View File

@ -2562,7 +2562,6 @@ dwarfaddmachoheaders(void)
void
dwarfaddpeheaders(void)
{
dwarfemitdebugsections();
newPEDWARFSection(".debug_abbrev", abbrevsize);
newPEDWARFSection(".debug_line", linesize);
newPEDWARFSection(".debug_frame", framesize);

6
src/cmd/ld/pe.c
View File

@ -484,13 +484,13 @@ asmbpe(void)
d->Characteristics = IMAGE_SCN_CNT_INITIALIZED_DATA|
IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE;
if(!debug['s'])
dwarfaddpeheaders();
addimports(nextfileoff, d);
addexports(nextfileoff);
if(!debug['s'])
dwarfaddpeheaders();
addsymtable();
fh.NumberOfSections = nsect;