[Ada] Remove ASIS tree generation

2020-06-03  Arnaud Charlet  <charlet@adacore.com>

gcc/ada/

	* aspects.adb, aspects.ads, atree.adb, atree.ads, elists.adb,
	elists.ads, fname.adb, fname.ads, gnat1drv.adb, lib.adb,
	lib.ads, namet.adb, namet.ads, nlists.adb, nlists.ads, opt.adb,
	opt.ads, osint-c.adb, osint-c.ads, repinfo.adb, repinfo.ads,
	sem_aux.adb, sem_aux.ads, sinput.adb, sinput.ads, stand.ads,
	stringt.adb, stringt.ads, switch-c.adb, table.adb, table.ads,
	uintp.adb, uintp.ads, urealp.adb, urealp.ads (Tree_Read,
	Tree_Write): Remove generation of ASIS trees.
	* doc/gnat_ugn/building_executable_programs_with_gnat.rst:
	Remove -gnatt and -gnatct documentation.
	* gnat_ugn.texi: Regenerate.
	* tree_in.ads, tree_in.adb, tree_io.ads, tree_io.adb,
	tree_gen.ads, tree_gen.adb, stand.adb: Remove.
	* gcc-interface/Makefile.in, gcc-interface/Make-lang.in: Remove
	references to tree_gen.o tree_in.o tree_io.o.

2 files changed, 3 insertions, 7 deletions

diff --git a/gcc/ada/gcc-interface/Make-lang.in b/gcc/ada/gcc-interface/Make-lang.in
index acbe2b8..2e0f6b4 100644
--- a/gcc/ada/gcc-interface/Make-lang.in
+++ b/gcc/ada/gcc-interface/Make-lang.in
@@ -472,9 +472,6 @@ GNAT_ADA_OBJS =	\
  ada/table.o	\
  ada/targparm.o	\
  ada/tbuild.o	\
- ada/tree_gen.o	\
- ada/tree_in.o	\
- ada/tree_io.o	\
  ada/treepr.o	\
  ada/treeprs.o	\
  ada/ttypes.o	\
@@ -632,7 +629,6 @@ GNATBIND_OBJS = \
  ada/table.o      \
  ada/targext.o    \
  ada/targparm.o   \
- ada/tree_io.o    \
  ada/types.o      \
  ada/uintp.o      \
  ada/uname.o      \
@@ -1040,7 +1036,7 @@ ada/sdefault.o : ada/libgnat/ada.ads ada/libgnat/a-except.ads ada/libgnat/a-uncc
    ada/libgnat/s-exctab.ads ada/libgnat/s-memory.ads ada/libgnat/s-os_lib.ads ada/libgnat/s-parame.ads \
    ada/libgnat/s-stalib.ads ada/libgnat/s-strops.ads ada/libgnat/s-sopco3.ads ada/libgnat/s-sopco4.ads \
    ada/libgnat/s-sopco5.ads ada/libgnat/s-string.ads ada/libgnat/s-traent.ads ada/libgnat/s-unstyp.ads \
-   ada/libgnat/s-wchcon.ads ada/libgnat/system.ads ada/table.adb ada/table.ads ada/tree_io.ads \
+   ada/libgnat/s-wchcon.ads ada/libgnat/system.ads ada/table.adb ada/table.ads \
    ada/types.ads ada/libgnat/unchdeal.ads ada/libgnat/unchconv.ads
 
 # Special flags - see gcc-interface/Makefile.in for the template.
diff --git a/gcc/ada/gcc-interface/Makefile.in b/gcc/ada/gcc-interface/Makefile.in
index 25ebc3d..6177d75 100644
--- a/gcc/ada/gcc-interface/Makefile.in
+++ b/gcc/ada/gcc-interface/Makefile.in
@@ -318,7 +318,7 @@ GNATLINK_OBJS = gnatlink.o \
  a-except.o ali.o alloc.o butil.o casing.o csets.o debug.o fmap.o fname.o \
  gnatvsn.o hostparm.o indepsw.o interfac.o i-c.o i-cstrin.o namet.o opt.o \
  osint.o output.o rident.o s-exctab.o s-secsta.o s-stalib.o s-stoele.o \
- sdefault.o snames.o stylesw.o switch.o system.o table.o targparm.o tree_io.o \
+ sdefault.o snames.o stylesw.o switch.o system.o table.o targparm.o \
  types.o validsw.o widechar.o
 
 GNATMAKE_OBJS = a-except.o ali.o ali-util.o aspects.o s-casuti.o alloc.o \
@@ -330,7 +330,7 @@ GNATMAKE_OBJS = a-except.o ali.o ali-util.o aspects.o s-casuti.o alloc.o \
  s-secsta.o s-stalib.o s-stoele.o scans.o scng.o sdefault.o sfn_scan.o \
  s-purexc.o s-htable.o scil_ll.o sem_aux.o sinfo.o sinput.o sinput-c.o \
  snames.o stand.o stringt.o styleg.o stylesw.o system.o validsw.o \
- switch.o switch-m.o table.o targparm.o tempdir.o tree_io.o types.o uintp.o \
+ switch.o switch-m.o table.o targparm.o tempdir.o types.o uintp.o \
  uname.o urealp.o usage.o widechar.o \
  $(EXTRA_GNATMAKE_OBJS)