Move backend-specific code to output/; break out null debug stuff

Move backend-specific code into the output/ directory, and make the
null debugging backend a separate file (it certainly isn't needed for
ndisasm...)

Signed-off-by: H. Peter Anvin <hpa@zytor.com>

27 files changed, 222 insertions, 194 deletions

diff --git a/Makefile.in b/Makefile.in
index fbdf3f6..296d92d 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -63,8 +63,8 @@ NASM =	nasm.$(O) nasmlib.$(O) ver.$(O) \
 	raa.$(O) saa.$(O) rbtree.$(O) \
 	float.$(O) insnsa.$(O) insnsb.$(O) \
 	assemble.$(O) labels.$(O) hashtbl.$(O) crc64.$(O) parser.$(O) \
-	outform.$(O) outlib.$(O) output/outbin.$(O) \
-	output/outaout.$(O) output/outcoff.$(O) \
+	output/outform.$(O) output/outlib.$(O) output/nulldbg.$(O) \
+	output/outbin.$(O) output/outaout.$(O) output/outcoff.$(O) \
 	output/outelf.$(O) output/outelf32.$(O) output/outelf64.$(O) \
 	output/outobj.$(O) output/outas86.$(O) output/outrdf2.$(O) \
 	output/outdbg.$(O) output/outieee.$(O) output/outmacho.$(O) \
@@ -271,50 +271,56 @@ lib/vsnprintf.$(O): lib/vsnprintf.c compiler.h config.h nasmlib.h
 listing.$(O): listing.c compiler.h config.h insnsi.h listing.h nasm.h \
  nasmlib.h pptok.h preproc.h regs.h
 macros.$(O): macros.c compiler.h config.h hashtbl.h insnsi.h nasm.h \
- nasmlib.h outform.h pptok.h preproc.h regs.h tables.h
+ nasmlib.h output/outform.h pptok.h preproc.h regs.h tables.h
 nasm.$(O): nasm.c assemble.h compiler.h config.h eval.h float.h insns.h \
- insnsi.h labels.h listing.h nasm.h nasmlib.h outform.h parser.h pptok.h \
- preproc.h raa.h regs.h saa.h stdscan.h tokens.h
+ insnsi.h labels.h listing.h nasm.h nasmlib.h output/outform.h parser.h \
+ pptok.h preproc.h raa.h regs.h saa.h stdscan.h tokens.h
 nasmlib.$(O): nasmlib.c compiler.h config.h insns.h insnsi.h nasm.h \
  nasmlib.h pptok.h preproc.h regs.h tokens.h
 ndisasm.$(O): ndisasm.c compiler.h config.h disasm.h insns.h insnsi.h nasm.h \
  nasmlib.h pptok.h preproc.h regs.h sync.h tokens.h
-outform.$(O): outform.c compiler.h config.h insnsi.h nasm.h nasmlib.h \
- outform.h pptok.h preproc.h regs.h
-outlib.$(O): outlib.c compiler.h config.h insnsi.h nasm.h nasmlib.h outlib.h \
- pptok.h preproc.h regs.h
+output/nulldbg.$(O): output/nulldbg.c
 output/outaout.$(O): output/outaout.c compiler.h config.h insnsi.h nasm.h \
- nasmlib.h outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h stdscan.h
+ nasmlib.h output/outform.h output/outlib.h pptok.h preproc.h raa.h regs.h \
+ saa.h stdscan.h
 output/outas86.$(O): output/outas86.c compiler.h config.h insnsi.h nasm.h \
- nasmlib.h outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h
+ nasmlib.h output/outform.h output/outlib.h pptok.h preproc.h raa.h regs.h \
+ saa.h
 output/outbin.$(O): output/outbin.c compiler.h config.h eval.h insnsi.h \
- labels.h nasm.h nasmlib.h outform.h outlib.h pptok.h preproc.h regs.h saa.h \
- stdscan.h
+ labels.h nasm.h nasmlib.h output/outform.h output/outlib.h pptok.h \
+ preproc.h regs.h saa.h stdscan.h
 output/outcoff.$(O): output/outcoff.c compiler.h config.h insnsi.h nasm.h \
- nasmlib.h outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h
+ nasmlib.h output/outform.h output/outlib.h pptok.h preproc.h raa.h regs.h \
+ saa.h
 output/outdbg.$(O): output/outdbg.c compiler.h config.h insnsi.h nasm.h \
- nasmlib.h outform.h pptok.h preproc.h regs.h
+ nasmlib.h output/outform.h pptok.h preproc.h regs.h
 output/outelf.$(O): output/outelf.c compiler.h config.h insnsi.h nasm.h \
- nasmlib.h output/dwarf.h output/elfcommon.h output/outelf.h pptok.h \
- preproc.h regs.h
+ nasmlib.h output/dwarf.h output/elfcommon.h output/outelf.h \
+ output/outform.h pptok.h preproc.h regs.h
 output/outelf32.$(O): output/outelf32.c compiler.h config.h insnsi.h nasm.h \
- nasmlib.h outform.h outlib.h output/dwarf.h output/elf32.h \
- output/elfcommon.h output/outelf.h pptok.h preproc.h raa.h rbtree.h regs.h \
+ nasmlib.h output/dwarf.h output/elf32.h output/elfcommon.h output/outelf.h \
+ output/outform.h output/outlib.h pptok.h preproc.h raa.h rbtree.h regs.h \
  saa.h stdscan.h
 output/outelf64.$(O): output/outelf64.c compiler.h config.h insnsi.h nasm.h \
- nasmlib.h outform.h outlib.h output/dwarf.h output/elf64.h \
- output/elfcommon.h output/outelf.h pptok.h preproc.h raa.h rbtree.h regs.h \
+ nasmlib.h output/dwarf.h output/elf64.h output/elfcommon.h output/outelf.h \
+ output/outform.h output/outlib.h pptok.h preproc.h raa.h rbtree.h regs.h \
  saa.h stdscan.h
+output/outform.$(O): output/outform.c compiler.h config.h insnsi.h nasm.h \
+ nasmlib.h output/outform.h pptok.h preproc.h regs.h
 output/outieee.$(O): output/outieee.c compiler.h config.h insnsi.h nasm.h \
- nasmlib.h outform.h pptok.h preproc.h regs.h
+ nasmlib.h output/outform.h pptok.h preproc.h regs.h
+output/outlib.$(O): output/outlib.c compiler.h config.h insnsi.h nasm.h \
+ nasmlib.h output/outlib.h pptok.h preproc.h regs.h
 output/outmacho.$(O): output/outmacho.c compiler.h config.h insnsi.h nasm.h \
- nasmlib.h outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h
+ nasmlib.h output/outform.h output/outlib.h pptok.h preproc.h raa.h regs.h \
+ saa.h
 output/outobj.$(O): output/outobj.c compiler.h config.h insnsi.h nasm.h \
- nasmlib.h outform.h pptok.h preproc.h regs.h stdscan.h
+ nasmlib.h output/outform.h pptok.h preproc.h regs.h stdscan.h
 output/outrdf.$(O): output/outrdf.c compiler.h config.h insnsi.h nasm.h \
- nasmlib.h outform.h pptok.h preproc.h regs.h
+ nasmlib.h output/outform.h pptok.h preproc.h regs.h
 output/outrdf2.$(O): output/outrdf2.c compiler.h config.h insnsi.h nasm.h \
- nasmlib.h outform.h pptok.h preproc.h rdoff/rdoff.h regs.h saa.h
+ nasmlib.h output/outform.h pptok.h preproc.h rdoff/rdoff.h regs.h saa.h
+owtest.$(O): owtest.c
 parser.$(O): parser.c compiler.h config.h float.h insns.h insnsi.h nasm.h \
  nasmlib.h parser.h pptok.h preproc.h regs.h stdscan.h tables.h tokens.h
 pptok.$(O): pptok.c compiler.h config.h hashtbl.h nasmlib.h pptok.h \
diff --git a/Mkfiles/msvc.mak b/Mkfiles/msvc.mak
index e70f1e1..cee0249 100644
--- a/Mkfiles/msvc.mak
+++ b/Mkfiles/msvc.mak
@@ -38,8 +38,8 @@ NASM =	nasm.$(O) nasmlib.$(O) ver.$(O) \
 	raa.$(O) saa.$(O) rbtree.$(O) \
 	float.$(O) insnsa.$(O) insnsb.$(O) \
 	assemble.$(O) labels.$(O) hashtbl.$(O) crc64.$(O) parser.$(O) \
-	outform.$(O) outlib.$(O) output/outbin.$(O) \
-	output/outaout.$(O) output/outcoff.$(O) \
+	output/outform.$(O) output/outlib.$(O) output/nulldbg.$(O) \
+	output/outbin.$(O) output/outaout.$(O) output/outcoff.$(O) \
 	output/outelf.$(O) output/outelf32.$(O) output/outelf64.$(O) \
 	output/outobj.$(O) output/outas86.$(O) output/outrdf2.$(O) \
 	output/outdbg.$(O) output/outieee.$(O) output/outmacho.$(O) \
@@ -209,47 +209,53 @@ lib/vsnprintf.$(O): lib/vsnprintf.c compiler.h nasmlib.h
 listing.$(O): listing.c compiler.h insnsi.h listing.h nasm.h nasmlib.h \
  pptok.h preproc.h regs.h
 macros.$(O): macros.c compiler.h hashtbl.h insnsi.h nasm.h nasmlib.h \
- outform.h pptok.h preproc.h regs.h tables.h
+ output/outform.h pptok.h preproc.h regs.h tables.h
 nasm.$(O): nasm.c assemble.h compiler.h eval.h float.h insns.h insnsi.h \
- labels.h listing.h nasm.h nasmlib.h outform.h parser.h pptok.h preproc.h \
- raa.h regs.h saa.h stdscan.h tokens.h
+ labels.h listing.h nasm.h nasmlib.h output/outform.h parser.h pptok.h \
+ preproc.h raa.h regs.h saa.h stdscan.h tokens.h
 nasmlib.$(O): nasmlib.c compiler.h insns.h insnsi.h nasm.h nasmlib.h pptok.h \
  preproc.h regs.h tokens.h
 ndisasm.$(O): ndisasm.c compiler.h disasm.h insns.h insnsi.h nasm.h \
  nasmlib.h pptok.h preproc.h regs.h sync.h tokens.h
-outform.$(O): outform.c compiler.h insnsi.h nasm.h nasmlib.h outform.h \
- pptok.h preproc.h regs.h
-outlib.$(O): outlib.c compiler.h insnsi.h nasm.h nasmlib.h outlib.h pptok.h \
- preproc.h regs.h
+output/nulldbg.$(O): output/nulldbg.c
 output/outaout.$(O): output/outaout.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h stdscan.h
+ output/outform.h output/outlib.h pptok.h preproc.h raa.h regs.h saa.h \
+ stdscan.h
 output/outas86.$(O): output/outas86.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h
+ output/outform.h output/outlib.h pptok.h preproc.h raa.h regs.h saa.h
 output/outbin.$(O): output/outbin.c compiler.h eval.h insnsi.h labels.h \
- nasm.h nasmlib.h outform.h outlib.h pptok.h preproc.h regs.h saa.h \
- stdscan.h
+ nasm.h nasmlib.h output/outform.h output/outlib.h pptok.h preproc.h regs.h \
+ saa.h stdscan.h
 output/outcoff.$(O): output/outcoff.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h
+ output/outform.h output/outlib.h pptok.h preproc.h raa.h regs.h saa.h
 output/outdbg.$(O): output/outdbg.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h pptok.h preproc.h regs.h
+ output/outform.h pptok.h preproc.h regs.h
 output/outelf.$(O): output/outelf.c compiler.h insnsi.h nasm.h nasmlib.h \
- output/dwarf.h output/elfcommon.h output/outelf.h pptok.h preproc.h regs.h
+ output/dwarf.h output/elfcommon.h output/outelf.h output/outform.h pptok.h \
+ preproc.h regs.h
 output/outelf32.$(O): output/outelf32.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h outlib.h output/dwarf.h output/elf32.h output/elfcommon.h \
- output/outelf.h pptok.h preproc.h raa.h rbtree.h regs.h saa.h stdscan.h
+ output/dwarf.h output/elf32.h output/elfcommon.h output/outelf.h \
+ output/outform.h output/outlib.h pptok.h preproc.h raa.h rbtree.h regs.h \
+ saa.h stdscan.h
 output/outelf64.$(O): output/outelf64.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h outlib.h output/dwarf.h output/elf64.h output/elfcommon.h \
- output/outelf.h pptok.h preproc.h raa.h rbtree.h regs.h saa.h stdscan.h
+ output/dwarf.h output/elf64.h output/elfcommon.h output/outelf.h \
+ output/outform.h output/outlib.h pptok.h preproc.h raa.h rbtree.h regs.h \
+ saa.h stdscan.h
+output/outform.$(O): output/outform.c compiler.h insnsi.h nasm.h nasmlib.h \
+ output/outform.h pptok.h preproc.h regs.h
 output/outieee.$(O): output/outieee.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h pptok.h preproc.h regs.h
+ output/outform.h pptok.h preproc.h regs.h
+output/outlib.$(O): output/outlib.c compiler.h insnsi.h nasm.h nasmlib.h \
+ output/outlib.h pptok.h preproc.h regs.h
 output/outmacho.$(O): output/outmacho.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h
+ output/outform.h output/outlib.h pptok.h preproc.h raa.h regs.h saa.h
 output/outobj.$(O): output/outobj.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h pptok.h preproc.h regs.h stdscan.h
+ output/outform.h pptok.h preproc.h regs.h stdscan.h
 output/outrdf.$(O): output/outrdf.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h pptok.h preproc.h regs.h
+ output/outform.h pptok.h preproc.h regs.h
 output/outrdf2.$(O): output/outrdf2.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h pptok.h preproc.h rdoff/rdoff.h regs.h saa.h
+ output/outform.h pptok.h preproc.h rdoff/rdoff.h regs.h saa.h
+owtest.$(O): owtest.c
 parser.$(O): parser.c compiler.h float.h insns.h insnsi.h nasm.h nasmlib.h \
  parser.h pptok.h preproc.h regs.h stdscan.h tables.h tokens.h
 pptok.$(O): pptok.c compiler.h hashtbl.h nasmlib.h pptok.h preproc.h
diff --git a/Mkfiles/netware.mak b/Mkfiles/netware.mak
index 30a575a..0e22b49 100644
--- a/Mkfiles/netware.mak
+++ b/Mkfiles/netware.mak
@@ -34,8 +34,8 @@ NASM =	nasm.o nasmlib.o ver.o \
 	raa.o saa.o rbtree.o \
 	float.o insnsa.o insnsb.o \
 	assemble.o labels.o hashtbl.o crc64.o parser.o \
-	outform.o outlib.o outbin.o \
-	outaout.o outcoff.o \
+	outform.o outlib.o nulldbg.o \
+	outbin.o outaout.o outcoff.o \
 	outelf.o outelf32.o outelf64.o \
 	outobj.o outas86.o outrdf2.o \
 	outdbg.o outieee.o outmacho.o \
@@ -157,10 +157,7 @@ nasmlib.o: nasmlib.c compiler.h config.h insns.h insnsi.h nasm.h nasmlib.h \
  pptok.h preproc.h regs.h tokens.h
 ndisasm.o: ndisasm.c compiler.h config.h disasm.h insns.h insnsi.h nasm.h \
  nasmlib.h pptok.h preproc.h regs.h sync.h tokens.h
-outform.o: outform.c compiler.h config.h insnsi.h nasm.h nasmlib.h outform.h \
- pptok.h preproc.h regs.h
-outlib.o: outlib.c compiler.h config.h insnsi.h nasm.h nasmlib.h outlib.h \
- pptok.h preproc.h regs.h
+nulldbg.o: nulldbg.c
 outaout.o: outaout.c compiler.h config.h insnsi.h nasm.h nasmlib.h outform.h \
  outlib.h pptok.h preproc.h raa.h regs.h saa.h stdscan.h
 outas86.o: outas86.c compiler.h config.h insnsi.h nasm.h nasmlib.h outform.h \
@@ -172,15 +169,19 @@ outcoff.o: outcoff.c compiler.h config.h insnsi.h nasm.h nasmlib.h outform.h \
 outdbg.o: outdbg.c compiler.h config.h insnsi.h nasm.h nasmlib.h outform.h \
  pptok.h preproc.h regs.h
 outelf.o: outelf.c compiler.h config.h insnsi.h nasm.h nasmlib.h dwarf.h \
- elfcommon.h outelf.h pptok.h preproc.h regs.h
-outelf32.o: outelf32.c compiler.h config.h insnsi.h nasm.h nasmlib.h \
- outform.h outlib.h dwarf.h elf32.h elfcommon.h outelf.h pptok.h preproc.h \
- raa.h rbtree.h regs.h saa.h stdscan.h
-outelf64.o: outelf64.c compiler.h config.h insnsi.h nasm.h nasmlib.h \
- outform.h outlib.h dwarf.h elf64.h elfcommon.h outelf.h pptok.h preproc.h \
- raa.h rbtree.h regs.h saa.h stdscan.h
+ elfcommon.h outelf.h outform.h pptok.h preproc.h regs.h
+outelf32.o: outelf32.c compiler.h config.h insnsi.h nasm.h nasmlib.h dwarf.h \
+ elf32.h elfcommon.h outelf.h outform.h outlib.h pptok.h preproc.h raa.h \
+ rbtree.h regs.h saa.h stdscan.h
+outelf64.o: outelf64.c compiler.h config.h insnsi.h nasm.h nasmlib.h dwarf.h \
+ elf64.h elfcommon.h outelf.h outform.h outlib.h pptok.h preproc.h raa.h \
+ rbtree.h regs.h saa.h stdscan.h
+outform.o: outform.c compiler.h config.h insnsi.h nasm.h nasmlib.h outform.h \
+ pptok.h preproc.h regs.h
 outieee.o: outieee.c compiler.h config.h insnsi.h nasm.h nasmlib.h outform.h \
  pptok.h preproc.h regs.h
+outlib.o: outlib.c compiler.h config.h insnsi.h nasm.h nasmlib.h outlib.h \
+ pptok.h preproc.h regs.h
 outmacho.o: outmacho.c compiler.h config.h insnsi.h nasm.h nasmlib.h \
  outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h
 outobj.o: outobj.c compiler.h config.h insnsi.h nasm.h nasmlib.h outform.h \
@@ -189,6 +190,7 @@ outrdf.o: outrdf.c compiler.h config.h insnsi.h nasm.h nasmlib.h outform.h \
  pptok.h preproc.h regs.h
 outrdf2.o: outrdf2.c compiler.h config.h insnsi.h nasm.h nasmlib.h outform.h \
  pptok.h preproc.h rdoff.h regs.h saa.h
+owtest.o: owtest.c
 parser.o: parser.c compiler.h config.h float.h insns.h insnsi.h nasm.h \
  nasmlib.h parser.h pptok.h preproc.h regs.h stdscan.h tables.h tokens.h
 pptok.o: pptok.c compiler.h config.h hashtbl.h nasmlib.h pptok.h preproc.h
diff --git a/Mkfiles/openwcom.mak b/Mkfiles/openwcom.mak
index 80770b7..a27cc68 100644
--- a/Mkfiles/openwcom.mak
+++ b/Mkfiles/openwcom.mak
@@ -50,8 +50,8 @@ NASM =	nasm.$(O) nasmlib.$(O) ver.$(O) &
 	raa.$(O) saa.$(O) rbtree.$(O) &
 	float.$(O) insnsa.$(O) insnsb.$(O) &
 	assemble.$(O) labels.$(O) hashtbl.$(O) crc64.$(O) parser.$(O) &
-	outform.$(O) outlib.$(O) output\outbin.$(O) &
-	output\outaout.$(O) output\outcoff.$(O) &
+	output\outform.$(O) output\outlib.$(O) output\nulldbg.$(O) &
+	output\outbin.$(O) output\outaout.$(O) output\outcoff.$(O) &
 	output\outelf.$(O) output\outelf32.$(O) output\outelf64.$(O) &
 	output\outobj.$(O) output\outas86.$(O) output\outrdf2.$(O) &
 	output\outdbg.$(O) output\outieee.$(O) output\outmacho.$(O) &
@@ -238,47 +238,53 @@ lib\vsnprintf.$(O): lib\vsnprintf.c compiler.h nasmlib.h
 listing.$(O): listing.c compiler.h insnsi.h listing.h nasm.h nasmlib.h &
  pptok.h preproc.h regs.h
 macros.$(O): macros.c compiler.h hashtbl.h insnsi.h nasm.h nasmlib.h &
- outform.h pptok.h preproc.h regs.h tables.h
+ output\outform.h pptok.h preproc.h regs.h tables.h
 nasm.$(O): nasm.c assemble.h compiler.h eval.h float.h insns.h insnsi.h &
- labels.h listing.h nasm.h nasmlib.h outform.h parser.h pptok.h preproc.h &
- raa.h regs.h saa.h stdscan.h tokens.h
+ labels.h listing.h nasm.h nasmlib.h output\outform.h parser.h pptok.h &
+ preproc.h raa.h regs.h saa.h stdscan.h tokens.h
 nasmlib.$(O): nasmlib.c compiler.h insns.h insnsi.h nasm.h nasmlib.h pptok.h &
  preproc.h regs.h tokens.h
 ndisasm.$(O): ndisasm.c compiler.h disasm.h insns.h insnsi.h nasm.h &
  nasmlib.h pptok.h preproc.h regs.h sync.h tokens.h
-outform.$(O): outform.c compiler.h insnsi.h nasm.h nasmlib.h outform.h &
- pptok.h preproc.h regs.h
-outlib.$(O): outlib.c compiler.h insnsi.h nasm.h nasmlib.h outlib.h pptok.h &
- preproc.h regs.h
+output\nulldbg.$(O): output\nulldbg.c
 output\outaout.$(O): output\outaout.c compiler.h insnsi.h nasm.h nasmlib.h &
- outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h stdscan.h
+ output\outform.h output\outlib.h pptok.h preproc.h raa.h regs.h saa.h &
+ stdscan.h
 output\outas86.$(O): output\outas86.c compiler.h insnsi.h nasm.h nasmlib.h &
- outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h
+ output\outform.h output\outlib.h pptok.h preproc.h raa.h regs.h saa.h
 output\outbin.$(O): output\outbin.c compiler.h eval.h insnsi.h labels.h &
- nasm.h nasmlib.h outform.h outlib.h pptok.h preproc.h regs.h saa.h &
- stdscan.h
+ nasm.h nasmlib.h output\outform.h output\outlib.h pptok.h preproc.h regs.h &
+ saa.h stdscan.h
 output\outcoff.$(O): output\outcoff.c compiler.h insnsi.h nasm.h nasmlib.h &
- outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h
+ output\outform.h output\outlib.h pptok.h preproc.h raa.h regs.h saa.h
 output\outdbg.$(O): output\outdbg.c compiler.h insnsi.h nasm.h nasmlib.h &
- outform.h pptok.h preproc.h regs.h
+ output\outform.h pptok.h preproc.h regs.h
 output\outelf.$(O): output\outelf.c compiler.h insnsi.h nasm.h nasmlib.h &
- output\dwarf.h output\elfcommon.h output\outelf.h pptok.h preproc.h regs.h
+ output\dwarf.h output\elfcommon.h output\outelf.h output\outform.h pptok.h &
+ preproc.h regs.h
 output\outelf32.$(O): output\outelf32.c compiler.h insnsi.h nasm.h nasmlib.h &
- outform.h outlib.h output\dwarf.h output\elf32.h output\elfcommon.h &
- output\outelf.h pptok.h preproc.h raa.h rbtree.h regs.h saa.h stdscan.h
+ output\dwarf.h output\elf32.h output\elfcommon.h output\outelf.h &
+ output\outform.h output\outlib.h pptok.h preproc.h raa.h rbtree.h regs.h &
+ saa.h stdscan.h
 output\outelf64.$(O): output\outelf64.c compiler.h insnsi.h nasm.h nasmlib.h &
- outform.h outlib.h output\dwarf.h output\elf64.h output\elfcommon.h &
- output\outelf.h pptok.h preproc.h raa.h rbtree.h regs.h saa.h stdscan.h
+ output\dwarf.h output\elf64.h output\elfcommon.h output\outelf.h &
+ output\outform.h output\outlib.h pptok.h preproc.h raa.h rbtree.h regs.h &
+ saa.h stdscan.h
+output\outform.$(O): output\outform.c compiler.h insnsi.h nasm.h nasmlib.h &
+ output\outform.h pptok.h preproc.h regs.h
 output\outieee.$(O): output\outieee.c compiler.h insnsi.h nasm.h nasmlib.h &
- outform.h pptok.h preproc.h regs.h
+ output\outform.h pptok.h preproc.h regs.h
+output\outlib.$(O): output\outlib.c compiler.h insnsi.h nasm.h nasmlib.h &
+ output\outlib.h pptok.h preproc.h regs.h
 output\outmacho.$(O): output\outmacho.c compiler.h insnsi.h nasm.h nasmlib.h &
- outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h
+ output\outform.h output\outlib.h pptok.h preproc.h raa.h regs.h saa.h
 output\outobj.$(O): output\outobj.c compiler.h insnsi.h nasm.h nasmlib.h &
- outform.h pptok.h preproc.h regs.h stdscan.h
+ output\outform.h pptok.h preproc.h regs.h stdscan.h
 output\outrdf.$(O): output\outrdf.c compiler.h insnsi.h nasm.h nasmlib.h &
- outform.h pptok.h preproc.h regs.h
+ output\outform.h pptok.h preproc.h regs.h
 output\outrdf2.$(O): output\outrdf2.c compiler.h insnsi.h nasm.h nasmlib.h &
- outform.h pptok.h preproc.h rdoff\rdoff.h regs.h saa.h
+ output\outform.h pptok.h preproc.h rdoff\rdoff.h regs.h saa.h
+owtest.$(O): owtest.c
 parser.$(O): parser.c compiler.h float.h insns.h insnsi.h nasm.h nasmlib.h &
  parser.h pptok.h preproc.h regs.h stdscan.h tables.h tokens.h
 pptok.$(O): pptok.c compiler.h hashtbl.h nasmlib.h pptok.h preproc.h
diff --git a/Mkfiles/owlinux.mak b/Mkfiles/owlinux.mak
index a9ef001..c2a03c8 100644
--- a/Mkfiles/owlinux.mak
+++ b/Mkfiles/owlinux.mak
@@ -61,8 +61,8 @@ NASM =	nasm.$(O) nasmlib.$(O) ver.$(O) \
 	raa.$(O) saa.$(O) rbtree.$(O) \
 	float.$(O) insnsa.$(O) insnsb.$(O) \
 	assemble.$(O) labels.$(O) hashtbl.$(O) crc64.$(O) parser.$(O) \
-	outform.$(O) outlib.$(O) output/outbin.$(O) \
-	output/outaout.$(O) output/outcoff.$(O) \
+	output/outform.$(O) output/outlib.$(O) output/nulldbg.$(O) \
+	output/outbin.$(O) output/outaout.$(O) output/outcoff.$(O) \
 	output/outelf.$(O) output/outelf32.$(O) output/outelf64.$(O) \
 	output/outobj.$(O) output/outas86.$(O) output/outrdf2.$(O) \
 	output/outdbg.$(O) output/outieee.$(O) output/outmacho.$(O) \
@@ -248,47 +248,53 @@ lib/vsnprintf.$(O): lib/vsnprintf.c compiler.h nasmlib.h
 listing.$(O): listing.c compiler.h insnsi.h listing.h nasm.h nasmlib.h \
  pptok.h preproc.h regs.h
 macros.$(O): macros.c compiler.h hashtbl.h insnsi.h nasm.h nasmlib.h \
- outform.h pptok.h preproc.h regs.h tables.h
+ output/outform.h pptok.h preproc.h regs.h tables.h
 nasm.$(O): nasm.c assemble.h compiler.h eval.h float.h insns.h insnsi.h \
- labels.h listing.h nasm.h nasmlib.h outform.h parser.h pptok.h preproc.h \
- raa.h regs.h saa.h stdscan.h tokens.h
+ labels.h listing.h nasm.h nasmlib.h output/outform.h parser.h pptok.h \
+ preproc.h raa.h regs.h saa.h stdscan.h tokens.h
 nasmlib.$(O): nasmlib.c compiler.h insns.h insnsi.h nasm.h nasmlib.h pptok.h \
  preproc.h regs.h tokens.h
 ndisasm.$(O): ndisasm.c compiler.h disasm.h insns.h insnsi.h nasm.h \
  nasmlib.h pptok.h preproc.h regs.h sync.h tokens.h
-outform.$(O): outform.c compiler.h insnsi.h nasm.h nasmlib.h outform.h \
- pptok.h preproc.h regs.h
-outlib.$(O): outlib.c compiler.h insnsi.h nasm.h nasmlib.h outlib.h pptok.h \
- preproc.h regs.h
+output/nulldbg.$(O): output/nulldbg.c
 output/outaout.$(O): output/outaout.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h stdscan.h
+ output/outform.h output/outlib.h pptok.h preproc.h raa.h regs.h saa.h \
+ stdscan.h
 output/outas86.$(O): output/outas86.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h
+ output/outform.h output/outlib.h pptok.h preproc.h raa.h regs.h saa.h
 output/outbin.$(O): output/outbin.c compiler.h eval.h insnsi.h labels.h \
- nasm.h nasmlib.h outform.h outlib.h pptok.h preproc.h regs.h saa.h \
- stdscan.h
+ nasm.h nasmlib.h output/outform.h output/outlib.h pptok.h preproc.h regs.h \
+ saa.h stdscan.h
 output/outcoff.$(O): output/outcoff.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h
+ output/outform.h output/outlib.h pptok.h preproc.h raa.h regs.h saa.h
 output/outdbg.$(O): output/outdbg.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h pptok.h preproc.h regs.h
+ output/outform.h pptok.h preproc.h regs.h
 output/outelf.$(O): output/outelf.c compiler.h insnsi.h nasm.h nasmlib.h \
- output/dwarf.h output/elfcommon.h output/outelf.h pptok.h preproc.h regs.h
+ output/dwarf.h output/elfcommon.h output/outelf.h output/outform.h pptok.h \
+ preproc.h regs.h
 output/outelf32.$(O): output/outelf32.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h outlib.h output/dwarf.h output/elf32.h output/elfcommon.h \
- output/outelf.h pptok.h preproc.h raa.h rbtree.h regs.h saa.h stdscan.h
+ output/dwarf.h output/elf32.h output/elfcommon.h output/outelf.h \
+ output/outform.h output/outlib.h pptok.h preproc.h raa.h rbtree.h regs.h \
+ saa.h stdscan.h
 output/outelf64.$(O): output/outelf64.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h outlib.h output/dwarf.h output/elf64.h output/elfcommon.h \
- output/outelf.h pptok.h preproc.h raa.h rbtree.h regs.h saa.h stdscan.h
+ output/dwarf.h output/elf64.h output/elfcommon.h output/outelf.h \
+ output/outform.h output/outlib.h pptok.h preproc.h raa.h rbtree.h regs.h \
+ saa.h stdscan.h
+output/outform.$(O): output/outform.c compiler.h insnsi.h nasm.h nasmlib.h \
+ output/outform.h pptok.h preproc.h regs.h
 output/outieee.$(O): output/outieee.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h pptok.h preproc.h regs.h
+ output/outform.h pptok.h preproc.h regs.h
+output/outlib.$(O): output/outlib.c compiler.h insnsi.h nasm.h nasmlib.h \
+ output/outlib.h pptok.h preproc.h regs.h
 output/outmacho.$(O): output/outmacho.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h outlib.h pptok.h preproc.h raa.h regs.h saa.h
+ output/outform.h output/outlib.h pptok.h preproc.h raa.h regs.h saa.h
 output/outobj.$(O): output/outobj.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h pptok.h preproc.h regs.h stdscan.h
+ output/outform.h pptok.h preproc.h regs.h stdscan.h
 output/outrdf.$(O): output/outrdf.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h pptok.h preproc.h regs.h
+ output/outform.h pptok.h preproc.h regs.h
 output/outrdf2.$(O): output/outrdf2.c compiler.h insnsi.h nasm.h nasmlib.h \
- outform.h pptok.h preproc.h rdoff/rdoff.h regs.h saa.h
+ output/outform.h pptok.h preproc.h rdoff/rdoff.h regs.h saa.h
+owtest.$(O): owtest.c
 parser.$(O): parser.c compiler.h float.h insns.h insnsi.h nasm.h nasmlib.h \
  parser.h pptok.h preproc.h regs.h stdscan.h tables.h tokens.h
 pptok.$(O): pptok.c compiler.h hashtbl.h nasmlib.h pptok.h preproc.h
diff --git a/doc/nasmdoc.src b/doc/nasmdoc.src
index 888a19f..656b82c 100644
--- a/doc/nasmdoc.src
+++ b/doc/nasmdoc.src
@@ -5690,7 +5690,7 @@ a hint as to where to find requested symbols.
 
 The \c{dbg} output format is not built into NASM in the default
 configuration. If you are building your own NASM executable from the
-sources, you can define \i\c{OF_DBG} in \c{outform.h} or on the
+sources, you can define \i\c{OF_DBG} in \c{output/outform.h} or on the
 compiler command line, and obtain the \c{dbg} output format.
 
 The \c{dbg} format does not output an object file as such; instead,
diff --git a/macros.pl b/macros.pl
index 2eb5167..d86da96 100755
--- a/macros.pl
+++ b/macros.pl
@@ -47,7 +47,7 @@ print OUT "\n";
 print OUT "#include \"tables.h\"\n";
 print OUT "#include \"nasmlib.h\"\n";
 print OUT "#include \"hashtbl.h\"\n";
-print OUT "#include \"outform.h\"\n";
+print OUT "#include \"output/outform.h\"\n";
 print OUT "\n";
 print OUT "#if 1\n";
 print OUT "const unsigned char nasm_stdmac[] = {";
diff --git a/nasm.c b/nasm.c
index 632d794..2819b66 100644
--- a/nasm.c
+++ b/nasm.c
@@ -29,7 +29,7 @@
 #include "eval.h"
 #include "assemble.h"
 #include "labels.h"
-#include "outform.h"
+#include "output/outform.h"
 #include "listing.h"
 
 struct forwrefinfo {            /* info held on forward refs. */
diff --git a/nasmlib.c b/nasmlib.c
index 94c9dda..5291832 100644
--- a/nasmlib.c
+++ b/nasmlib.c
@@ -606,57 +606,3 @@ char *nasm_strcat(const char *one, const char *two)
     strcpy(rslt + l1, two);
     return rslt;
 }
-
-void null_debug_init(struct ofmt *of, void *id, FILE * fp, efunc error)
-{
-	(void)of;
-	(void)id;
-	(void)fp;
-	(void)error;
-}
-void null_debug_linenum(const char *filename, int32_t linenumber, int32_t segto)
-{
-	(void)filename;
-	(void)linenumber;
-	(void)segto;
-}
-void null_debug_deflabel(char *name, int32_t segment, int64_t offset,
-                         int is_global, char *special)
-{
-	(void)name;
-	(void)segment;
-	(void)offset;
-	(void)is_global;
-	(void)special;
-}
-void null_debug_routine(const char *directive, const char *params)
-{
-	(void)directive;
-	(void)params;
-}
-void null_debug_typevalue(int32_t type)
-{
-	(void)type;
-}
-void null_debug_output(int type, void *param)
-{
-	(void)type;
-	(void)param;
-}
-void null_debug_cleanup(void)
-{
-}
-
-struct dfmt null_debug_form = {
-    "Null debug format",
-    "null",
-    null_debug_init,
-    null_debug_linenum,
-    null_debug_deflabel,
-    null_debug_routine,
-    null_debug_typevalue,
-    null_debug_output,
-    null_debug_cleanup
-};
-
-struct dfmt *null_debug_arr[2] = { &null_debug_form, NULL };
diff --git a/output/nulldbg.c b/output/nulldbg.c
new file mode 100644
index 0000000..e1b13e8
--- /dev/null
+++ b/output/nulldbg.c
@@ -0,0 +1,56 @@
+#include "nasm.h"
+#include "nasmlib.h"
+
+void null_debug_init(struct ofmt *of, void *id, FILE * fp, efunc error)
+{
+	(void)of;
+	(void)id;
+	(void)fp;
+	(void)error;
+}
+void null_debug_linenum(const char *filename, int32_t linenumber, int32_t segto)
+{
+	(void)filename;
+	(void)linenumber;
+	(void)segto;
+}
+void null_debug_deflabel(char *name, int32_t segment, int64_t offset,
+                         int is_global, char *special)
+{
+	(void)name;
+	(void)segment;
+	(void)offset;
+	(void)is_global;
+	(void)special;
+}
+void null_debug_routine(const char *directive, const char *params)
+{
+	(void)directive;
+	(void)params;
+}
+void null_debug_typevalue(int32_t type)
+{
+	(void)type;
+}
+void null_debug_output(int type, void *param)
+{
+	(void)type;
+	(void)param;
+}
+void null_debug_cleanup(void)
+{
+}
+
+struct dfmt null_debug_form = {
+    "Null debug format",
+    "null",
+    null_debug_init,
+    null_debug_linenum,
+    null_debug_deflabel,
+    null_debug_routine,
+    null_debug_typevalue,
+    null_debug_output,
+    null_debug_cleanup
+};
+
+struct dfmt *null_debug_arr[2] = { &null_debug_form, NULL };
diff --git a/output/outaout.c b/output/outaout.c
index 467b20e..3c48eed 100644
--- a/output/outaout.c
+++ b/output/outaout.c
@@ -20,8 +20,8 @@
 #include "saa.h"
 #include "raa.h"
 #include "stdscan.h"
-#include "outform.h"
-#include "outlib.h"
+#include "output/outform.h"
+#include "output/outlib.h"
 
 #if defined OF_AOUT || defined OF_AOUTB
 
diff --git a/output/outas86.c b/output/outas86.c
index 914dcea..9a09b84 100644
--- a/output/outas86.c
+++ b/output/outas86.c
@@ -19,8 +19,8 @@
 #include "nasmlib.h"
 #include "saa.h"
 #include "raa.h"
-#include "outform.h"
-#include "outlib.h"
+#include "output/outform.h"
+#include "output/outlib.h"
 
 #ifdef OF_AS86
 
diff --git a/output/outbin.c b/output/outbin.c
index fa4c9a3..fdd1788 100644
--- a/output/outbin.c
+++ b/output/outbin.c
@@ -58,8 +58,8 @@
 #include "stdscan.h"
 #include "labels.h"
 #include "eval.h"
-#include "outform.h"
-#include "outlib.h"
+#include "output/outform.h"
+#include "output/outlib.h"
 
 #ifdef OF_BIN
 
diff --git a/output/outcoff.c b/output/outcoff.c
index 1540c60..b8a9c7d 100644
--- a/output/outcoff.c
+++ b/output/outcoff.c
@@ -20,8 +20,8 @@
 #include "nasmlib.h"
 #include "saa.h"
 #include "raa.h"
-#include "outform.h"
-#include "outlib.h"
+#include "output/outform.h"
+#include "output/outlib.h"
 
 #if defined(OF_COFF) || defined(OF_WIN32) || defined(OF_WIN64)
 
diff --git a/output/outdbg.c b/output/outdbg.c
index 102e422..e00b084 100644
--- a/output/outdbg.c
+++ b/output/outdbg.c
@@ -17,7 +17,7 @@
 
 #include "nasm.h"
 #include "nasmlib.h"
-#include "outform.h"
+#include "output/outform.h"
 
 #ifdef OF_DBG
 
diff --git a/output/outelf.c b/output/outelf.c
index 6991515..afd6787 100644
--- a/output/outelf.c
+++ b/output/outelf.c
@@ -9,7 +9,7 @@
 #include <inttypes.h>
 
 #include "nasm.h"
-#include "outform.h"
+#include "output/outform.h"
 
 #include "output/elfcommon.h"
 #include "output/dwarf.h"
diff --git a/output/outelf32.c b/output/outelf32.c
index 1e2d76f..1a327cf 100644
--- a/output/outelf32.c
+++ b/output/outelf32.c
@@ -20,8 +20,8 @@
 #include "saa.h"
 #include "raa.h"
 #include "stdscan.h"
-#include "outform.h"
-#include "outlib.h"
+#include "output/outform.h"
+#include "output/outlib.h"
 #include "rbtree.h"
 
 #include "output/elf32.h"
diff --git a/output/outelf64.c b/output/outelf64.c
index 7068764..59df792 100644
--- a/output/outelf64.c
+++ b/output/outelf64.c
@@ -19,8 +19,8 @@
 #include "saa.h"
 #include "raa.h"
 #include "stdscan.h"
-#include "outform.h"
-#include "outlib.h"
+#include "output/outform.h"
+#include "output/outlib.h"
 #include "rbtree.h"
 
 #include "output/elf64.h"
diff --git a/outform.c b/output/outform.c
index 2aa5513..2546c1b 100644
--- a/outform.c
+++ b/output/outform.c
@@ -16,7 +16,7 @@
 #include <inttypes.h>
 
 #define BUILD_DRIVERS_ARRAY
-#include "outform.h"
+#include "output/outform.h"
 
 static int ndrivers = 0;
 
diff --git a/outform.h b/output/outform.h
index d2449a5..5c12092 100644
--- a/outform.h
+++ b/output/outform.h
@@ -1,4 +1,4 @@
-/* outform.h	header file for binding output format drivers to the
+/* output/outform.h	header file for binding output format drivers to the
  *              remainder of the code in the Netwide Assembler
  *
  * The Netwide Assembler is copyright (C) 1996 Simon Tatham and
diff --git a/output/outieee.c b/output/outieee.c
index abf493c..cadcb2a 100644
--- a/output/outieee.c
+++ b/output/outieee.c
@@ -48,7 +48,7 @@
 
 #include "nasm.h"
 #include "nasmlib.h"
-#include "outform.h"
+#include "output/outform.h"
 
 #ifdef OF_IEEE
 
diff --git a/outlib.c b/output/outlib.c
index cf68721..e1b61b1 100644
--- a/outlib.c
+++ b/output/outlib.c
@@ -6,7 +6,7 @@
 
 #include "compiler.h"
 #include "nasm.h"
-#include "outlib.h"
+#include "output/outlib.h"
 
 uint64_t realsize(enum out_type type, uint64_t size)
 {
diff --git a/outlib.h b/output/outlib.h
index 5057e80..5057e80 100644
--- a/outlib.h
+++ b/output/outlib.h
diff --git a/output/outmacho.c b/output/outmacho.c
index 5387e99..d88ca80 100644
--- a/output/outmacho.c
+++ b/output/outmacho.c
@@ -22,8 +22,8 @@
 #include "nasmlib.h"
 #include "saa.h"
 #include "raa.h"
-#include "outform.h"
-#include "outlib.h"
+#include "output/outform.h"
+#include "output/outlib.h"
 
 #if defined(OF_MACHO)
 
diff --git a/output/outobj.c b/output/outobj.c
index fe2de3e..83870cf 100644
--- a/output/outobj.c
+++ b/output/outobj.c
@@ -18,7 +18,7 @@
 #include "nasm.h"
 #include "nasmlib.h"
 #include "stdscan.h"
-#include "outform.h"
+#include "output/outform.h"
 
 #ifdef OF_OBJ
 
diff --git a/output/outrdf.c b/output/outrdf.c
index 8c5b239..af78f9d 100644
--- a/output/outrdf.c
+++ b/output/outrdf.c
@@ -22,7 +22,7 @@
 
 #include "nasm.h"
 #include "nasmlib.h"
-#include "outform.h"
+#include "output/outform.h"
 
 /* VERBOSE_WARNINGS: define this to add some extra warnings... */
 #define VERBOSE_WARNINGS
diff --git a/output/outrdf2.c b/output/outrdf2.c
index b502715..c5e2e06 100644
--- a/output/outrdf2.c
+++ b/output/outrdf2.c
@@ -21,7 +21,7 @@
 #include "nasm.h"
 #include "nasmlib.h"
 #include "saa.h"
-#include "outform.h"
+#include "output/outform.h"
 
 /* VERBOSE_WARNINGS: define this to add some extra warnings... */
 #define VERBOSE_WARNINGS