wisp-cvs — Automatic announcements of commits to the CVS repository

[Wisp-cvs] wisp/users/dig make-pe-exe.py,1.48,1.49

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv25842

Modified Files:
	make-pe-exe.py 
Log Message:
don't attempt to place symbol sums

Index: make-pe-exe.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/make-pe-exe.py,v
retrieving revision 1.48
retrieving revision 1.49
diff -u -d -r1.48 -r1.49
--- make-pe-exe.py	13 May 2003 21:07:37 -0000	1.48
+++ make-pe-exe.py	13 May 2003 21:17:03 -0000	1.49
@@ -276,7 +276,7 @@
 # emit thunk lists
 for dll in imports_by_dlls.keys():
     imports.align(4)
-    imports.place_symbol('&.imports/%s/first-thunk #rva' % dll)
+    imports.place_symbol('&.imports/%s/first-thunk' % dll)
     for sym in imports_by_dlls[dll].keys():
         imports.place_symbol('&.imports/slot/' + sym + '@' + dll)
         imports.emit_tetra_sum(['&.imports/thunk/%s@%s #rva' % (sym, dll)])
@@ -291,7 +291,7 @@
         imports[::1] = 0
 # emit DLL names
 for dll in imports_by_dlls.keys():
-    imports.place_symbol('&.imports/%s/dll-name #rva' % dll)
+    imports.place_symbol('&.imports/%s/dll-name' % dll)
     imports.emit_string(dll + '.dll')
     imports[::1] = 0
 

[Wisp-cvs] wisp/users/dig make-pe-exe.py,1.47,1.48

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv21813

Modified Files:
	make-pe-exe.py 
Log Message:
use clearer syntax

Index: make-pe-exe.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/make-pe-exe.py,v
retrieving revision 1.47
retrieving revision 1.48
diff -u -d -r1.47 -r1.48
--- make-pe-exe.py	13 May 2003 21:04:20 -0000	1.47
+++ make-pe-exe.py	13 May 2003 21:07:37 -0000	1.48
@@ -108,15 +108,15 @@
     t = Linkie('<')
     t.align(4)
     t.emit_string((name + '\0' * 8)[:8])
-    t.emit_tetra_sum(['#%s/memsz' % name])
-    t.emit_tetra_sum(['&%s #rva' % name])
-    t.emit_tetra_sum(['#%s/filesz' % name])
-    t.emit_tetra_sum(['!%s' % name])
-    t.emit_tetra_sum(['!%s/reloc' % name])
-    t.emit_tetra_sum(['!%s/lineno' % name])
-    t.emit_wyde_sum(['#%s/reloc' % name])
-    t.emit_wyde_sum(['#%s/lineno' % name])
-    t.emit_tetra_sum(['#%s/flags' % name])
+    t[::4] = '#%s/memsz' % name
+    t[::4] = '&%s #rva' % name
+    t[::4] = '#%s/filesz' % name
+    t[::4] = '!%s' % name
+    t[::4] = '!%s/reloc' % name
+    t[::4] = '!%s/lineno' % name
+    t[::2] = '#%s/reloc' % name
+    t[::2] = '#%s/lineno' % name
+    t[::4] = '#%s/flags' % name
     return t
 
 def make_pe_aout_header ():

[Wisp-cvs] wisp/users/dig make-pe-exe.py,1.46,1.47

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv20370

Modified Files:
	make-pe-exe.py 
Log Message:
use clearer syntax

Index: make-pe-exe.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/make-pe-exe.py,v
retrieving revision 1.46
retrieving revision 1.47
diff -u -d -r1.46 -r1.47
--- make-pe-exe.py	13 May 2003 18:13:22 -0000	1.46
+++ make-pe-exe.py	13 May 2003 21:04:20 -0000	1.47
@@ -209,9 +209,9 @@
 text[::1] = 0x68; text[::4] = 15 # push 15
 text[::1] = 0x68; text[::4] = '&message' # push &message
 text[::1] = 0x50 # push %eax
-text.emit_byte(0xe8); text.emit_tetra_sum(['&WriteFile@kernel32'], delta = -4, relative = 1) # call WriteFile
-text.emit_byte(0x68); text.emit_tetra(0) # push 0
-text.emit_byte(0xe8); text.emit_tetra_sum(['&ExitProcess@kernel32'], delta = -4, relative = 1) # call ExitProcess
+text[::1] = 0xe8; text.emit_tetra_sum(['&WriteFile@kernel32'], delta = -4, relative = 1) # call WriteFile
+text[::1] = 0x68; text[::4] = 0 # push 0
+text[::1] = 0xe8; text.emit_tetra_sum(['&ExitProcess@kernel32'], delta = -4, relative = 1) # call ExitProcess
 
 print 'TEXT'; text.dump()
 
@@ -286,22 +286,21 @@
     for sym in imports_by_dlls[dll].keys():
         imports.place_symbol('&.imports/thunk/%s@%s #rva' % (sym, dll))
         imports.align(2)
-        imports.emit_wyde(0) # ordinal
+        imports[::2] = 0 # ordinal
         imports.emit_string(sym)
-        imports.emit_byte(0)
+        imports[::1] = 0
 # emit DLL names
 for dll in imports_by_dlls.keys():
     imports.place_symbol('&.imports/%s/dll-name #rva' % dll)
     imports.emit_string(dll + '.dll')
-    imports.emit_byte(0)
+    imports[::1] = 0
 
 # generate stub procedures
 for dll in imports_by_dlls.keys():
     for sym in imports_by_dlls[dll].keys():
         istubs.align(8)
         istubs.place_symbol('&' + sym + '@' + dll)
-        istubs.emit_byte(0xFF)
-        istubs.emit_byte(0x25)
+        istubs[::1] = 0xFF, 0x25
         istubs.emit_tetra_sum(['&.imports/slot/' + sym + '@' + dll])
 
 # paste sections together

[Wisp-cvs] wisp/users/dig tran.py,1.66,1.67

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv8126

Modified Files:
	tran.py 
Log Message:
inlined mainloop into main

Index: tran.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/tran.py,v
retrieving revision 1.66
retrieving revision 1.67
diff -u -d -r1.66 -r1.67
--- tran.py	22 Apr 2003 17:34:09 -0000	1.66
+++ tran.py	13 May 2003 18:15:53 -0000	1.67
@@ -274,13 +274,6 @@
 State = outer_state
 Registers = {Generic_Register: 'reg'} # for reverse translation
 
-def mainloop ():
-    tok = prep.get_token()
-    while tok <> None:
-        if verbose: print '(%s) %s' % (' '.join(map(str, Regstack)), tok)
-        State(tok)
-        tok = prep.get_token()
-
 verbose = 0
 
 def main ():
@@ -305,7 +298,11 @@
     if len(args) != 1:
         raise 'Invalid argument count -- must be 1', args
     prep = Preprocessor(args[0])
-    mainloop()
+    tok = prep.get_token()
+    while tok <> None:
+        if verbose: print '(%s) %s' % (' '.join(map(str, Regstack)), tok)
+        State(tok)
+        tok = prep.get_token()
     print 'TEXT'; Text.dump()
     print 'DATA'; Data.dump()
     print 'BSS'; Bss.dump()

[Wisp-cvs] wisp/users/dig make-pe-exe.py,1.45,1.46

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv6978

Modified Files:
	make-pe-exe.py 
Log Message:
use clearer syntax

Index: make-pe-exe.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/make-pe-exe.py,v
retrieving revision 1.45
retrieving revision 1.46
diff -u -d -r1.45 -r1.46
--- make-pe-exe.py	13 May 2003 18:00:17 -0000	1.45
+++ make-pe-exe.py	13 May 2003 18:13:22 -0000	1.46
@@ -202,13 +202,13 @@
 
 text = Linkie('<') # ia32
 text.place_symbol('&_start')
-text.emit_byte(0x68); text.emit_tetra(-11 % 0x100000000) # push -11
-text.emit_byte(0xe8); text.emit_tetra_sum(['&GetStdHandle@kernel32'], delta = -4, relative = 1) # call GetStdHandle
-text.emit_byte(0x68); text.emit_tetra(0) # push 0
-text.emit_byte(0x68); text.emit_tetra_sum(['&rckeep']) # push &rckeep
-text.emit_byte(0x68); text.emit_tetra(15) # push 15
-text.emit_byte(0x68); text.emit_tetra_sum(['&message']) # push &message
-text.emit_byte(0x50) # push %eax
+text[::1] = 0x68; text[::4] = -11 # push -11
+text[::1] = 0xe8; text.emit_tetra_sum(['&GetStdHandle@kernel32'], delta = -4, relative = 1) # call GetStdHandle
+text[::1] = 0x68; text[::4] = 0 # push 0
+text[::1] = 0x68; text[::4] = '&rckeep' # push &rckeep
+text[::1] = 0x68; text[::4] = 15 # push 15
+text[::1] = 0x68; text[::4] = '&message' # push &message
+text[::1] = 0x50 # push %eax
 text.emit_byte(0xe8); text.emit_tetra_sum(['&WriteFile@kernel32'], delta = -4, relative = 1) # call WriteFile
 text.emit_byte(0x68); text.emit_tetra(0) # push 0
 text.emit_byte(0xe8); text.emit_tetra_sum(['&ExitProcess@kernel32'], delta = -4, relative = 1) # call ExitProcess

[Wisp-cvs] wisp/users/dig make-pe-exe.py,1.44,1.45

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv31367

Modified Files:
	make-pe-exe.py 
Log Message:
don't link result of make_mz_prefix before returning

Index: make-pe-exe.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/make-pe-exe.py,v
retrieving revision 1.44
retrieving revision 1.45
diff -u -d -r1.44 -r1.45
--- make-pe-exe.py	13 May 2003 17:56:07 -0000	1.44
+++ make-pe-exe.py	13 May 2003 18:00:17 -0000	1.45
@@ -60,7 +60,6 @@
         b.emit_string(message)
     b.place_symbol('#mz/bytes-in-last-block', b.filesz() % 0x200)
     b.place_symbol('#mz/blocks-in-file', (b.filesz() + 0x1FF) / 0x200)
-    b.link()
     return b
 
 def make_coff_header ():

[Wisp-cvs] wisp/users/dig make-pe-exe.py,1.43,1.44

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv28728

Modified Files:
	make-pe-exe.py 
Log Message:
use clearer syntax

Index: make-pe-exe.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/make-pe-exe.py,v
retrieving revision 1.43
retrieving revision 1.44
diff -u -d -r1.43 -r1.44
--- make-pe-exe.py	13 May 2003 17:52:37 -0000	1.43
+++ make-pe-exe.py	13 May 2003 17:56:07 -0000	1.44
@@ -52,10 +52,10 @@
             b.place_symbol('&mz/message', b.filesz() - 1)
             b.emit_string(message[1:])
         b.emit_string('\x00' * (0x003C - b.filesz()))
-        b.emit_tetra_sum(['!pe'])
+        b[::4] = '!pe'
     else:
         b.emit_string('\x00' * (0x003C - b.filesz()))
-        b.emit_tetra_sum(['!pe'])
+        b[::4] = '!pe'
         b.place_symbol('&mz/message')
         b.emit_string(message)
     b.place_symbol('#mz/bytes-in-last-block', b.filesz() % 0x200)

[Wisp-cvs] wisp/users/dig make-pe-exe.py,1.42,1.43

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv26489

Modified Files:
	make-pe-exe.py 
Log Message:
use clearer syntax

Index: make-pe-exe.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/make-pe-exe.py,v
retrieving revision 1.42
retrieving revision 1.43
diff -u -d -r1.42 -r1.43
--- make-pe-exe.py	13 May 2003 13:28:47 -0000	1.42
+++ make-pe-exe.py	13 May 2003 17:52:37 -0000	1.43
@@ -23,7 +23,7 @@
     if message.find('\r') == -1: # if no CRs, insert them
         message = '\r\n'.join(message.split('\n'))
     b = Linkie('<')
-    b.emit_string('MZ') # 'MZ'
+    b[::2] = 0x4d, 0x5a # 'MZ'
     b[::2] = '#mz/bytes-in-last-block', '#mz/blocks-in-file'
     b[::2] = 0 # no relocation
     b[::2] = 0 # empty MZ header--load it all into memory
@@ -109,15 +109,15 @@
     t = Linkie('<')
     t.align(4)
     t.emit_string((name + '\0' * 8)[:8])
-    t.emit_tetra_sum(['#' + name + '/memsz'])
-    t.emit_tetra_sum(['&' + name, '#rva'])
-    t.emit_tetra_sum(['#' + name + '/filesz'])
-    t.emit_tetra_sum(['!' + name])
-    t.emit_tetra_sum(['!' + name + '/reloc'])
-    t.emit_tetra_sum(['!' + name + '/lineno'])
-    t.emit_wyde_sum(['#' + name + '/reloc'])
-    t.emit_wyde_sum(['#' + name + '/lineno'])
-    t.emit_tetra_sum(['#' + name + '/flags'])
+    t.emit_tetra_sum(['#%s/memsz' % name])
+    t.emit_tetra_sum(['&%s #rva' % name])
+    t.emit_tetra_sum(['#%s/filesz' % name])
+    t.emit_tetra_sum(['!%s' % name])
+    t.emit_tetra_sum(['!%s/reloc' % name])
+    t.emit_tetra_sum(['!%s/lineno' % name])
+    t.emit_wyde_sum(['#%s/reloc' % name])
+    t.emit_wyde_sum(['#%s/lineno' % name])
+    t.emit_tetra_sum(['#%s/flags' % name])
     return t
 
 def make_pe_aout_header ():

[Wisp-cvs] wisp/users/dig linkie.py,1.60,1.61

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv32067

Modified Files:
	linkie.py 
Log Message:
dropped Linkie.paste

Index: linkie.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/linkie.py,v
retrieving revision 1.60
retrieving revision 1.61
diff -u -d -r1.60 -r1.61
--- linkie.py	13 May 2003 13:20:21 -0000	1.60
+++ linkie.py	13 May 2003 13:42:34 -0000	1.61
@@ -199,46 +199,6 @@
         for ofs, typ, arg in that._linker_notes:
             this._linker_notes.append((ofs + delta, typ, arg))
         return delta
-    def paste (this, offset, that, skip_addr = 0):
-        # Pastes /that/ into /this/ at specified /offset/ (if negative,
-        # /offset/ is treated as an alignment restriction and the actual
-        # offset is automatically calculated from that).
-        # Note that the specified alignment of /that/ is IGNORED.
-        # Origin of /this/ *should* be zero.
-
-        if this._unresolved_locals: raise 'Incomplete linkie', this
-        if that._unresolved_locals: raise 'Incomplete linkie', that
-
-        # provide sufficient padding
-        if offset == None: this.align(that.get_alignment())
-        elif offset < 0: this.align(- offset)
-        else: this.skip(offset - this.memsz())
-
-        # convert any padding to hard zeroes if needed
-        if that.filesz(): this.deskip()
-
-        # remember the start offset of /that/
-        thatofs = this.memsz()
-
-        # carry over all the bits
-        this._contents.extend(that._contents)
-        this._skipped = that._skipped
-
-        # carry over and process the symbols
-        for sym, val in that._symbols:
-            if sym[0] == '!':
-                this._symbols.append((sym, val + thatofs))
-            elif sym[0] == '#':
-                this._symbols.append((sym, val))
-            elif sym[0] in '&%':
-                if not skip_addr: this._symbols.append((sym, val))
-            else:
-                raise 'unprefixed symbol', sym
-
-        # carry over the linker notes
-        for ofs, typ, arg in that._linker_notes:
-            this._linker_notes.append((ofs + thatofs, typ, arg))
-        # return nothing
     def glue (this, offset, that, origin):
         # Pastes /that/ into /this/ at specified /offset/.
         # Adds /origin/ to all &symbols in /that/ and converta sll

[Wisp-cvs] wisp/users/dig make-pe-exe.py,1.41,1.42

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv25213

Modified Files:
	make-pe-exe.py 
Log Message:
use cleaner syntax

Index: make-pe-exe.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/make-pe-exe.py,v
retrieving revision 1.41
retrieving revision 1.42
diff -u -d -r1.41 -r1.42
--- make-pe-exe.py	13 May 2003 12:47:35 -0000	1.41
+++ make-pe-exe.py	13 May 2003 13:28:47 -0000	1.42
@@ -124,15 +124,11 @@
     h = Linkie('<')
     h.align(4)
     # #aout/magic = 0x10B
-    h.emit_wyde_sum(['#aout/magic'])
-    h.emit_byte_sum(['#aout/linker-version-major'])
-    h.emit_byte_sum(['#aout/linker-version-minor'])
-    h.emit_tetra_sum(['#aout/text-size'])
-    h.emit_tetra_sum(['#aout/data-size'])
-    h.emit_tetra_sum(['#aout/bss-size'])
-    h.emit_tetra_sum(['&_start', '#rva'])
-    h.emit_tetra_sum(['&.text', '#rva'])
-    h.emit_tetra_sum(['&.data', '#rva']) # not present in PE32+ (?)
+    h[::2] = '#aout/magic'
+    h[::1] = '#aout/linker-version-major', '#aout/linker-version-minor'
+    h[::4] = '#aout/text-size', '#aout/data-size', '#aout/bss-size'
+    h[::4] = '&_start #rva', '&.text #rva',
+    h[::4] = '&.data #rva' # not present in PE32+ (?)
     # #aout/image-base must be multiple of 64ki
     h.emit_tetra_sum(['#aout/image-base'])
     h.emit_tetra_sum(['#aout/memory-align'])

[Wisp-cvs] wisp/users/dig linkie.py,1.59,1.60

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv21599

Modified Files:
	linkie.py 
Log Message:
added Linkie.__slots__

Index: linkie.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/linkie.py,v
retrieving revision 1.59
retrieving revision 1.60
diff -u -d -r1.59 -r1.60
--- linkie.py	13 May 2003 13:20:04 -0000	1.59
+++ linkie.py	13 May 2003 13:20:21 -0000	1.60
@@ -11,7 +11,7 @@
 
 class Linkie (Bits):
     __slots__ = ['_skipped', '_byte_order', '_symbols', '_alignment',
-                 '_skipped', '_locals', '_unresolved_locals', '_linker_notes']
+                 '_locals', '_unresolved_locals', '_linker_notes']
     def __init__ (this, byte_order = None):
         Bits.__init__(this, byte_order)
         this._skipped = 0

[Wisp-cvs] wisp/users/dig linkie.py,1.58,1.59

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv21491

Modified Files:
	linkie.py 
Log Message:
added Linkie.__slots__

Index: linkie.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/linkie.py,v
retrieving revision 1.58
retrieving revision 1.59
diff -u -d -r1.58 -r1.59
--- linkie.py	13 May 2003 12:58:46 -0000	1.58
+++ linkie.py	13 May 2003 13:20:04 -0000	1.59
@@ -10,6 +10,8 @@
 from array import array
 
 class Linkie (Bits):
+    __slots__ = ['_skipped', '_byte_order', '_symbols', '_alignment',
+                 '_skipped', '_locals', '_unresolved_locals', '_linker_notes']
     def __init__ (this, byte_order = None):
         Bits.__init__(this, byte_order)
         this._skipped = 0

[Wisp-cvs] wisp/users/dig linkie.py,1.57,1.58

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv12925

Modified Files:
	linkie.py 
Log Message:
dropped Linkie._origin

Index: linkie.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/linkie.py,v
retrieving revision 1.57
retrieving revision 1.58
diff -u -d -r1.57 -r1.58
--- linkie.py	13 May 2003 12:49:26 -0000	1.57
+++ linkie.py	13 May 2003 12:58:46 -0000	1.58
@@ -19,7 +19,6 @@
         this._skipped = 0 # uninitialized space after bits
         this._locals = [] # label no -> address
         this._unresolved_locals = [] # order is irrelevant
-        this._origin = 0  # the base address of this linkie
         this._linker_notes = [] # list of (location, type, data)
 
     def notify_linker (this, offset, type, arg):
@@ -106,8 +105,6 @@
     def place_symbol (this, symbol, value = None):
         """place_symbol(symbol, value = None) => value
         Places a globally visible symbol in the linkie.
-        Takes care of adding the base address if the symbol
-        starts in '&' or '%'.
         Does NOT check uniqueness.
         None signifies the current offset."""
         if not isinstance(symbol, str): raise 'Not a string', symbol
@@ -115,7 +112,6 @@
         if not symbol[0] in '#&!%':
             raise 'unprefixed symbol being placed', symbol
         if value == None: value = len(this._contents) + this._skipped
-        if symbol[0] in '&%': value += this._origin
         this._symbols.append((symbol, value))
         return value
     def __ior__ (this, symbol):
@@ -124,11 +120,7 @@
     def align (this, boundary):
         """align(boundary)
         Ensures that the following byte's memory address is divisible by
-        the specified boundary (which must be a power of 2).  Error if
-        the current base address doesn't match the alignment."""
-        if (this._origin % boundary) != 0:
-            raise 'Base address violates new alignment', \
-                  (this._origin, boundary)
+        the specified boundary (which must be a power of 2)."""
         if this._alignment < boundary: this._alignment = boundary
         delta = (boundary - 1) & - (len(this._contents) + this._skipped)
         if this._skipped:
@@ -181,8 +173,6 @@
         Returns length of the linker note list of this linkie."""
         if this._unresolved_locals: raise 'Incomplete linkie', this
         return len(this._linker_notes)
-    def get_origin (this):
-        return this._origin
 
     def copy (this):
         if this._unresolved_locals: raise 'Incomplete linkie', this
@@ -192,16 +182,14 @@
         that._skipped = this._skipped
         that._symbols = this._symbols[:]
         that._linker_notes = this._linker_notes[:]
-        that._origin = this._origin
         return that
     def extend (this, that):
         # Returns the offset of /that/ inside /this/ after extension.
         if this._unresolved_locals: raise 'Incomplete linkie', this
         if that._unresolved_locals: raise 'Incomplete linkie', that
-        this._origin = 0
         if that.filesz(): this.deskip()
         this.align(that._alignment)
-        delta = this.memsz() - that._origin
+        delta = this.memsz()
         this._contents.extend(that._contents)
         this._skipped = that._skipped
         for sym, val in that._symbols:
@@ -299,8 +287,7 @@
                 if type in (1, 2, 4):
                     this[offset::type] += symbols[arg]
                 elif type in (-1, -2, -4):
-                    this[offset::-type] += \
-                        symbols[arg] - (this._origin + offset)
+                    this[offset::-type] += symbols[arg] - offset
                 else: raise 'Invalid linker note type', (offset, type, arg)
                 del this._linker_notes[i]
         return len(this._linker_notes)
@@ -309,14 +296,12 @@
         filesz = len(this._contents)
         skipsz = this._skipped
         memsz = filesz + skipsz
-        origin = this._origin
-        print 'Linkie (0x%x + 0x%x = 0x%x @ 0x%x)' % \
-              (filesz, skipsz, memsz, origin),
+        print 'Linkie (0x%x + 0x%x = 0x%x)' % \
+              (filesz, skipsz, memsz),
         print 'aligned at 0x%x' % this._alignment
         rsymbols = {}; othersymbols = []
         rnotes = {}; othernotes = []
         for sym, val in this._symbols:
-            if sym[0] == '&': val -= this._origin
             if sym[0] != '#' and 0 <= val < this.memsz():
                 if rsymbols.has_key(val): rsymbols[val].append(sym)
                 else: rsymbols[val] = [sym]

[Wisp-cvs] wisp/users/dig linkie.py,1.56,1.57

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv9298

Modified Files:
	linkie.py 
Log Message:
dropped Linkie.set_origin

Index: linkie.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/linkie.py,v
retrieving revision 1.56
retrieving revision 1.57
diff -u -d -r1.56 -r1.57
--- linkie.py	12 May 2003 20:52:34 -0000	1.56
+++ linkie.py	13 May 2003 12:49:26 -0000	1.57
@@ -135,21 +135,6 @@
             this._skipped += delta
         else:
             this._contents.fromstring(delta * '\0')
-    def set_origin (this, origin):
-        """set_origin(origin)
-        Sets the base address of the linkie to the specified value.
-        Recalculates the &foo symbols.  Does NOT influence
-        already resolved references to changing labels, so be careful
-        if using after partial linkage."""
-        if (origin % this._alignment) != 0:
-            raise 'New base address violates alignment', \
-                  (origin, this._alignment)
-        delta = origin - this._origin
-        for i in range(len(this._symbols)):
-            symbol, value = this._symbols[i]
-            if symbol[0] in '&':
-                this._symbols[i] = symbol, value + delta
-        this._origin = origin
 
     def get_file (this, force = 0):
         """get_file() -> array of chars

[Wisp-cvs] wisp/users/dig make-pe-exe.py,1.40,1.41

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv8072

Modified Files:
	make-pe-exe.py 
Log Message:
prefer Linkie.glue to Linkie.pastte throughout make-pe-exe.py

Index: make-pe-exe.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/make-pe-exe.py,v
retrieving revision 1.40
retrieving revision 1.41
diff -u -d -r1.40 -r1.41
--- make-pe-exe.py	11 May 2003 09:45:42 -0000	1.40
+++ make-pe-exe.py	13 May 2003 12:47:35 -0000	1.41
@@ -17,12 +17,12 @@
     return (value + boundary - 1) & ~(boundary - 1)
 
 def make_mz_prefix (message = 'OS too broken'):
+    # The result's assumed origin address is 0x100.
     if message.find('$') != -1:
         raise 'MZ message may not contain dollar signs', message
     if message.find('\r') == -1: # if no CRs, insert them
         message = '\r\n'.join(message.split('\n'))
     b = Linkie('<')
-    b.set_origin(0x100)
     b.emit_string('MZ') # 'MZ'
     b[::2] = '#mz/bytes-in-last-block', '#mz/blocks-in-file'
     b[::2] = 0 # no relocation
@@ -235,14 +235,15 @@
 sections = {'.text': text, '.istubs': istubs, '.data': data, '.bss': bss, '.imports': imports}
 sectnames = ['.text', '.istubs', '.data', '.bss', '.imports']
 
-e = Linkie('<'); e.paste(0, make_mz_prefix('OS too broken'))
+e = Linkie('<');
+e.glue(0, make_mz_prefix('OS too broken'), 0x100)
 e.align(8) # PE header must be aligned to 8
 e.place_symbol('!pe')
 e.emit_string('PE\0\0')
-e.paste(None, make_coff_header())
-e.paste(None, make_pe_aout_header())
+e.glue(e.memsz(), make_coff_header(), None)
+e.glue(e.memsz(), make_pe_aout_header(), None)
 for s in sectnames:
-    e.paste(None, make_section_header(s))
+    e.glue(e.memsz(), make_section_header(s), None)
     e.place_symbol('!' + s + '/reloc', 0)
     e.place_symbol('!' + s + '/lineno', 0)
     e.place_symbol('#' + s + '/reloc', 0)
@@ -319,15 +320,14 @@
     # memory alignment
     memory_boundary = roundup(memory_boundary, \
         max(0x1000, sections[s].get_alignment()))
-    # establish origin
-    sections[s].set_origin(memory_boundary)
+    # establish origin symbols
     e.place_symbol('!' + s)
     e.place_symbol('&' + s, memory_boundary)
     # process sizes
     e.place_symbol('#' + s + '/memsz', sections[s].memsz())
     e.place_symbol('#' + s + '/filesz', roundup(sections[s].filesz(), 0x200))
     # paste bits
-    e.paste(-1, sections[s])
+    e.glue(e.memsz(), sections[s], memory_boundary)
     # increase memory_boundary
     memory_boundary = roundup(memory_boundary + sections[s].memsz(), 4096)
 

[Wisp-cvs] wisp/users/dig elf.py,1.54,1.55

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv2358

Modified Files:
	elf.py 
Log Message:
prefer Linkie.glue to Linkie.pastte throughout elf.py

Index: elf.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/elf.py,v
retrieving revision 1.54
retrieving revision 1.55
diff -u -d -r1.54 -r1.55
--- elf.py	12 May 2003 21:36:02 -0000	1.54
+++ elf.py	13 May 2003 12:34:55 -0000	1.55
@@ -503,7 +503,7 @@
 
     binary = Linkie('<')
     memory_boundary = memory_bottom # must be at page boundary
-    binary.paste(0, make_ELF32_header('<', reloc = want_relocatable))
+    binary.glue(0, make_ELF32_header('<', reloc = want_relocatable), None)
     if want_relocatable:
         binary.place_symbol('#elf/type', ET.REL)
     else:
@@ -540,7 +540,8 @@
         for name in shentnames:
             if guess_ELF32_pflags(name) <> 0:
                 phentnames.append(name)
-        binary.paste(-4, make_ELF32_phtable('<', phentnames))
+        binary.align(4)
+        binary.glue(binary.memsz(), make_ELF32_phtable('<', phentnames), None)
 
     for name in shentnames:
         sections['.shstrtab'].emit_entry(name, '#.shstrtab/strings/' + name)
@@ -612,7 +613,8 @@
     # create section header table
     section_header_table = make_ELF32_shtable('<', shentnames,
                                               zero_addresses = want_relocatable)
-    binary.paste(-4, section_header_table)
+    binary.align(4)
+    binary.glue(binary.memsz(), section_header_table, None)
     binary.place_symbol('#elf/shstrndx', shentnames.index('.shstrtab') + 1)
     binary.link()
     return binary

[Wisp-cvs] wisp/users/dig elf.py,1.53,1.54

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv16831

Modified Files:
	elf.py 
Log Message:
made make_ELF32_object not call set_origin on the linkees

Index: elf.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/elf.py,v
retrieving revision 1.53
retrieving revision 1.54
diff -u -d -r1.53 -r1.54
--- elf.py	6 May 2003 16:22:58 -0000	1.53
+++ elf.py	12 May 2003 21:36:02 -0000	1.54
@@ -491,7 +491,7 @@
 
 def make_ELF32_object (text = None, data = None, bss = None, flags = '',
                        memory_bottom = 0x08048000):
-    # Will set given sections' origins.
+    # Will NOT set given sections' origins.
     want_symbols = 's' in flags
     want_relocatable = 'r' in flags
     if bss <> None and bss.filesz() <> 0:
@@ -562,17 +562,17 @@
         offset = binary.filesz()
 
         if p_flags == 0:
-            section.set_origin(0)
+            org = 0
             binary.place_symbol('&' + name, 0)
         elif want_relocatable:
-            section.set_origin(0)
+            org = 0
         else:
             address = memory_boundary | (offset & 0xFFF)
             # take into account alignments larger than a page
             address = (address + alignment - 1) & ~(alignment - 1)
             binary.place_symbol('#' + name + '/p_flags', p_flags)
             binary.place_symbol('#' + name + '/p_type', guess_ELF32_ptype(name))
-            section.set_origin(address)
+            org = address
             binary.place_symbol('&' + name, address)
 
         binary.place_symbol('#' + name + '/memsz', section.memsz())
@@ -599,7 +599,7 @@
 
         # alignment has been processed already
         binary.place_symbol('!' + name)
-        binary.paste(-1, section, skip_addr = want_relocatable)
+        binary.glue(binary.memsz(), section, org)
         if want_symbols:
             symtab = sections['.symtab']
             for symbol, value in section.get_symbols():

[Wisp-cvs] wisp/users/dig linkie.py,1.55,1.56

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv19771

Modified Files:
	linkie.py 
Log Message:
dropped Linkie._origin_secondary

Index: linkie.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/linkie.py,v
retrieving revision 1.55
retrieving revision 1.56
diff -u -d -r1.55 -r1.56
--- linkie.py	11 May 2003 09:50:43 -0000	1.55
+++ linkie.py	12 May 2003 20:52:34 -0000	1.56
@@ -20,7 +20,6 @@
         this._locals = [] # label no -> address
         this._unresolved_locals = [] # order is irrelevant
         this._origin = 0  # the base address of this linkie
-        this._origin_secondary = 0  # support MS-style RVAs (%foo symbols)
         this._linker_notes = [] # list of (location, type, data)
 
     def notify_linker (this, offset, type, arg):

[Wisp-cvs] wisp/users/dig linkie.py,1.53,1.54 make-pe-exe.py,1.39,1.40

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv3719

Modified Files:
	linkie.py make-pe-exe.py 
Log Message:
dropped Linkie.set_secondary_origin

Index: linkie.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/linkie.py,v
retrieving revision 1.53
retrieving revision 1.54
diff -u -d -r1.53 -r1.54
--- linkie.py	10 May 2003 19:03:03 -0000	1.53
+++ linkie.py	11 May 2003 09:45:41 -0000	1.54
@@ -151,21 +151,6 @@
             if symbol[0] in '&':
                 this._symbols[i] = symbol, value + delta
         this._origin = origin
-    def set_secondary_origin (this, origin):
-        """set_secondary_origin(origin)
-        Sets the secondary base address of the linkie to the specified
-        value.  Recalculates the %foo symbols.  Does NOT influence
-        already resolved references to changing labels, so be careful
-        if using after partial linkage."""
-        if (origin % this._alignment) != 0:
-            raise 'New base address violates alignment', \
-                  (origin, this._alignment)
-        delta = origin - this._origin_secondary
-        for i in range(len(this._symbols)):
-            symbol, value = this._symbols[i]
-            if symbol[0] in '%':
-                this._symbols[i] = symbol, value + delta
-        this._origin_secondary = origin
 
     def get_file (this, force = 0):
         """get_file() -> array of chars

Index: make-pe-exe.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/make-pe-exe.py,v
retrieving revision 1.39
retrieving revision 1.40
diff -u -d -r1.39 -r1.40
--- make-pe-exe.py	11 May 2003 07:35:47 -0000	1.39
+++ make-pe-exe.py	11 May 2003 09:45:42 -0000	1.40
@@ -319,9 +319,8 @@
     # memory alignment
     memory_boundary = roundup(memory_boundary, \
         max(0x1000, sections[s].get_alignment()))
-    # establish origins
+    # establish origin
     sections[s].set_origin(memory_boundary)
-    sections[s].set_secondary_origin(memory_boundary - base_address)
     e.place_symbol('!' + s)
     e.place_symbol('&' + s, memory_boundary)
     # process sizes

[Wisp-cvs] wisp/users/dig linkie.py,1.54,1.55

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv4856

Modified Files:
	linkie.py 
Log Message:
dropped %foo support from Linkie.dump

Index: linkie.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/linkie.py,v
retrieving revision 1.54
retrieving revision 1.55
diff -u -d -r1.54 -r1.55
--- linkie.py	11 May 2003 09:45:41 -0000	1.54
+++ linkie.py	11 May 2003 09:50:43 -0000	1.55
@@ -333,7 +333,6 @@
         rnotes = {}; othernotes = []
         for sym, val in this._symbols:
             if sym[0] == '&': val -= this._origin
-            if sym[0] == '%': val -= this._origin_secondary
             if sym[0] != '#' and 0 <= val < this.memsz():
                 if rsymbols.has_key(val): rsymbols[val].append(sym)
                 else: rsymbols[val] = [sym]

[Wisp-cvs] wisp/users/dig make-pe-exe.py,1.38,1.39

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv1990

Modified Files:
	make-pe-exe.py 
Log Message:
a few references to %foo converted into references to &foo

Index: make-pe-exe.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/make-pe-exe.py,v
retrieving revision 1.38
retrieving revision 1.39
diff -u -d -r1.38 -r1.39
--- make-pe-exe.py	11 May 2003 07:17:41 -0000	1.38
+++ make-pe-exe.py	11 May 2003 07:35:47 -0000	1.39
@@ -324,7 +324,6 @@
     sections[s].set_secondary_origin(memory_boundary - base_address)
     e.place_symbol('!' + s)
     e.place_symbol('&' + s, memory_boundary)
-    e.place_symbol('%' + s, memory_boundary - base_address)
     # process sizes
     e.place_symbol('#' + s + '/memsz', sections[s].memsz())
     e.place_symbol('#' + s + '/filesz', roundup(sections[s].filesz(), 0x200))
@@ -333,8 +332,7 @@
     # increase memory_boundary
     memory_boundary = roundup(memory_boundary + sections[s].memsz(), 4096)
 
-e.align(512)
-e.place_symbol('%aout/image-end', memory_boundary)
+e.place_symbol('&aout/image-end', memory_boundary)
 
 e.place_symbol('#coff/magic', 0x014C) # I386MAGIC
 e.place_symbol('#coff/nscns', len(sectnames))

[Wisp-cvs] wisp/users/dig make-pe-exe.py,1.37,1.38

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv29671

Modified Files:
	make-pe-exe.py 
Log Message:
a few references to %foo converted into references to &foo

Index: make-pe-exe.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/make-pe-exe.py,v
retrieving revision 1.37
retrieving revision 1.38
diff -u -d -r1.37 -r1.38
--- make-pe-exe.py	11 May 2003 07:06:47 -0000	1.37
+++ make-pe-exe.py	11 May 2003 07:17:41 -0000	1.38
@@ -370,33 +370,34 @@
 e.place_symbol('#aout/heap-reserve-size', 1024 * 1024) # one megabyte
 e.place_symbol('#aout/heap-commit-size', 0x1000) # one page
 
+# Note that null RVAs are those that equal base_address
 e.place_symbol('#aout/dict-entry-count', 16)
-e.place_symbol('%export-table', 0)
+e.place_symbol('&export-table', base_address)
 e.place_symbol('#export-table/size', 0)
-e.place_symbol('%resource-table', 0)
+e.place_symbol('&resource-table', base_address)
 e.place_symbol('#resource-table/size', 0)
-e.place_symbol('%exception-table', 0)
+e.place_symbol('&exception-table', base_address)
 e.place_symbol('#exception-table/size', 0)
 e.place_symbol('!certificate-table', 0)
 e.place_symbol('#certificate-table/size', 0)
-e.place_symbol('%base-relocation-table', 0)
+e.place_symbol('&base-relocation-table', base_address)
 e.place_symbol('#base-relocation-table/size', 0)
-e.place_symbol('%debug-data', 0)
+e.place_symbol('&debug-data', base_address)
 e.place_symbol('#debug-data/size', 0)
-e.place_symbol('%architecture-specific', 0)
+e.place_symbol('&architecture-specific', base_address)
 e.place_symbol('#architecture-specific/size', 0)
-e.place_symbol('%global-pointer', 0)
-e.place_symbol('%thread-local-storage', 0)
+e.place_symbol('&global-pointer', base_address)
+e.place_symbol('&thread-local-storage', base_address)
 e.place_symbol('#thread-local-storage/size', 0)
-e.place_symbol('%load-config-table', 0)
+e.place_symbol('&load-config-table', base_address)
 e.place_symbol('#load-config-table/size', 0)
-e.place_symbol('%bound-import-table', 0)
+e.place_symbol('&bound-import-table', base_address)
 e.place_symbol('#bound-import-table/size', 0)
-e.place_symbol('%import-address-table', 0)
+e.place_symbol('&import-address-table', base_address)
 e.place_symbol('#import-address-table/size', 0)
-e.place_symbol('%delay-import-descriptor', 0)
+e.place_symbol('&delay-import-descriptor', base_address)
 e.place_symbol('#delay-import-descriptor/size', 0)
-e.place_symbol('%COM+-runtime-header', 0)
+e.place_symbol('&COM+-runtime-header', base_address)
 e.place_symbol('#COM+-runtime-header/size', 0)
 
 e.link()

[Wisp-cvs] wisp/users/dig make-pe-exe.py,1.36,1.37

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv27198

Modified Files:
	make-pe-exe.py 
Log Message:
use cleaner syntax

Index: make-pe-exe.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/make-pe-exe.py,v
retrieving revision 1.36
retrieving revision 1.37
diff -u -d -r1.36 -r1.37
--- make-pe-exe.py	11 May 2003 06:50:38 -0000	1.36
+++ make-pe-exe.py	11 May 2003 07:06:47 -0000	1.37
@@ -66,7 +66,7 @@
 def make_coff_header ():
     h = Linkie('<')
     h.align(4)
-    h.emit_wyde_sum(['#coff/magic'])
+    h[::2] = '#coff/magic'
     # Known magic values:
     #    0x0000 unknown
     #    0x014C i80386
@@ -87,12 +87,9 @@
     #    0x0284 Alpha AXP 64-bit
     #    0x0366 Mips with FPU
     #    0x0466 Mips 16 with FPU
-    h.emit_wyde_sum(['#coff/nscns'])
-    h.emit_tetra_sum(['#coff/timdat'])
-    h.emit_tetra_sum(['!coff/symptr'])
-    h.emit_tetra_sum(['#coff/nsyms'])
-    h.emit_wyde_sum(['#coff/opthdr'])
-    h.emit_wyde_sum(['#coff/flags'])
+    h[::2] = '#coff/nscns'
+    h[::4] = '#coff/timdat', '!coff/symptr', '#coff/nsyms'
+    h[::2] = '#coff/opthdr', '#coff/flags'
     # Flags for PE:
     #    0x0001 no relocations -- can only be loaded at the preferred address
     #    0x0002 executable

[Wisp-cvs] wisp/users/dig make-pe-exe.py,1.35,1.36

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv23762

Modified Files:
	make-pe-exe.py 
Log Message:
use cleaner syntax

Index: make-pe-exe.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/make-pe-exe.py,v
retrieving revision 1.35
retrieving revision 1.36
diff -u -d -r1.35 -r1.36
--- make-pe-exe.py	11 May 2003 06:22:25 -0000	1.35
+++ make-pe-exe.py	11 May 2003 06:50:38 -0000	1.36
@@ -30,16 +30,15 @@
     b[::2] = 0x40, 0x40 # low and high memory limits in paragraphs
     b[::2] = -0x10, 0x100 # initial SS, SP
     b[::2] = 0 # no checksum
-    b.emit_wyde_sum(['&mz/_start']) # initial IP
-    b.emit_wyde(-0x10) # initial CS
-    b.emit_wyde(0) # relocation table offset
-    b.emit_wyde(0) # not an overlay
+    b[::2] = '&mz/_start', -0x10 # initial IP, CS
+    b[::2] = 0 # relocation table offset
+    b[::2] = 0 # not an overlay
     b.place_symbol('&mz/_start')
-    b.emit_string('\x8C\xC8\x8E\xD8') # mov %ax, %cs; mov %ds, mov %ax
-    b.emit_string('\xB4\x09')         # mov %ah, 0x09
-    b.emit_byte(0xBA); b.emit_wyde_sum(['&mz/message']) # mov %dx, message
-    b.emit_string('\xCD\x21')         # int 0x21
-    b.emit_string('\xB8\xFF\x4C\xCD\x21') # mov %ax, 0x4CFF; int 0x21
+    b[::1] = 0x8C, 0xC8, 0x8E, 0xD8       # mov %ax, %cs; mov %ds, mov %ax
+    b[::1] = 0xB4, 0x09                   # mov %ah, 0x09
+    b[::1] = 0xBA; b[::2] = '&mz/message' # mov %dx, message
+    b[::1] = 0xCD, 0x21                   # int 0x21
+    b[::1] = 0xB8, 0xFF, 0x4C, 0xCD, 0x21 # mov %ax, 0x4CFF; int 0x21
 
     message += '$' # Dollar the Terminator
     # a pointer to the PE signature must appear at the offset 0x003C

[Wisp-cvs] wisp/users/dig make-pe-exe.py,1.34,1.35

[<di...@us...>]

Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv17044

Modified Files:
	make-pe-exe.py 
Log Message:
include size of .istubs in #aout/text-size

Index: make-pe-exe.py
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/make-pe-exe.py,v
retrieving revision 1.34
retrieving revision 1.35
diff -u -d -r1.34 -r1.35
--- make-pe-exe.py	11 May 2003 06:14:21 -0000	1.34
+++ make-pe-exe.py	11 May 2003 06:22:25 -0000	1.35
@@ -350,7 +350,7 @@
 e.place_symbol('#aout/magic', 0x010B) # PE32
 e.place_symbol('#aout/linker-version-major', 0)
 e.place_symbol('#aout/linker-version-minor', 1)
-e.place_symbol('#aout/text-size', roundup(text.memsz(), 0x200))
+e.place_symbol('#aout/text-size', roundup(text.memsz(), 0x200) + roundup(istubs.memsz(), 0x200))
 e.place_symbol('#aout/data-size', roundup(data.memsz(), 0x200))
 e.place_symbol('#aout/bss-size', roundup(bss.memsz(), 0x200))
 e.place_symbol('#aout/image-base', 0x00400000)