disregard

.github/workflows/build.yml

@@ -4,6 +4,7 @@ on:
   push:
     branches: [ master ]
   pull_request:
+  workflow_dispatch:
 
 # Note, Github Actions is dumb and only steps - not jobs - can access env.
 # Therefore, if you update this, make sure to update the deploy job below.

.gitignore

@@ -1,10 +1,12 @@
 *.exe
 *.o
 *.a
-gcc_arm/Makefile
+*/Makefile
 agbcc
 agbcc_arm
 old_agbcc
+agbcp
+agbcp_arm
 */genattr
 */genattrtab
 */gencheck
@@ -19,35 +21,37 @@ old_agbcc
 */genpeep
 */genrecog
 */config.log
-gcc_arm/auto-host.h
-gcc_arm/config.cache
-gcc_arm/config.log
-gcc_arm/config.status
-gcc_arm/genrtl.c
-gcc_arm/genrtl.h
-gcc_arm/insn-attr.h
-gcc_arm/insn-attrtab.c
-gcc_arm/insn-codes.h
-gcc_arm/insn-config.h
-gcc_arm/insn-emit.c
-gcc_arm/insn-extract.c
-gcc_arm/insn-flags.h
-gcc_arm/insn-opinit.c
-gcc_arm/insn-output.c
-gcc_arm/insn-peep.c
-gcc_arm/insn-recog.c
-gcc_arm/s-attr
-gcc_arm/s-attrtab
-gcc_arm/s-check
-gcc_arm/s-codes
-gcc_arm/s-config
-gcc_arm/s-emit
-gcc_arm/s-extract
-gcc_arm/s-flags
-gcc_arm/s-genrtl
-gcc_arm/s-opinit
-gcc_arm/s-output
-gcc_arm/s-peep
-gcc_arm/s-recog
-gcc_arm/tree-check.h
+*/auto-host.h
+*/config.cache
+*/config.log
+*/config.status
+*/genrtl.c
+*/genrtl.h
+*/insn-attr.h
+*/insn-attrtab.c
+*/insn-codes.h
+*/insn-config.h
+*/insn-emit.c
+*/insn-extract.c
+*/insn-flags.h
+*/insn-opinit.c
+*/insn-output.c
+*/insn-peep.c
+*/insn-recog.c
+*/s-attr
+*/s-attrtab
+*/s-check
+*/s-codes
+*/s-config
+*/s-emit
+*/s-extract
+*/s-flags
+*/s-genrtl
+*/s-opinit
+*/s-output
+*/s-peep
+*/s-recog
+*/tree-check.h
+.DS_Store
+*/DS_Store
 

build.sh

@@ -21,6 +21,16 @@ mv gcc/agbcc .
 rm -f gcc_arm/config.status gcc_arm/config.cache
 cd gcc_arm && ./configure --target=arm-elf --host=i386-linux-gnu && make cc1 && cd ..
 mv gcc_arm/cc1 agbcc_arm
+# c++ compiler
+rm -f g++/config.status g++/config.cache
+cd g++ && ./configure --target=thumb-elf --disable-werror --with-cpu=arm7tdmi --with-no-thumb-interwork --disable-multilib --enable-languages="c++" --host=i686-pc-linux --build=i686-pc-linux
+make clean && make cc1plus && cd ..
+mv g++/cc1plus agbcp
+rm -f g++_arm/config.status g++_arm/config.cache
+cd g++_arm && ./configure --target=arm-elf --disable-werror --with-cpu=arm7tdmi --with-no-thumb-interwork --disable-multilib --enable-languages="c++" --host=i686-pc-linux --build=i686-pc-linux
+make clean && make cc1plus && cd ..
+mv g++_arm/cc1plus agbcp_arm
+# runtime
 make -C libgcc clean
 make -C libgcc $CCOPT $CXXOPT
 mv libgcc/libgcc.a .

g++/.gdbinit

@@ -0,0 +1,100 @@
+define pr
+set debug_rtx ($)
+end
+
+document pr
+Print the full structure of the rtx that is $.
+Works only when an inferior is executing.
+end
+
+define prl
+set debug_rtx_list ($, debug_rtx_count)
+end
+
+document prl
+Print the full structure of all rtx insns beginning at $.
+Works only when an inferior is executing.
+Uses variable debug_rtx_count to control number of insns printed:
+  debug_rtx_count > 0: print from $ on.
+  debug_rtx_count < 0: print a window around $.
+
+There is also debug_rtx_find (rtx, uid) that will scan a list for UID and print
+it using debug_rtx_list. Usage example: set $foo=debug_rtx_find(first, 42)
+end
+
+define pt
+set debug_tree ($)
+end
+
+document pt
+Print the full structure of the tree that is $.
+Works only when an inferior is executing.
+end
+
+define ptc
+output (enum tree_code) $.common.code
+echo \n
+end
+
+document ptc
+Print the tree-code of the tree node that is $.
+end
+
+define pdn
+output $.decl.name->identifier.pointer
+echo \n
+end
+
+document pdn
+Print the name of the decl-node that is $.
+end
+
+define ptn
+output $.type.name->decl.name->identifier.pointer
+echo \n
+end
+
+document ptn
+Print the name of the type-node that is $.
+end
+
+define prc
+output (enum rtx_code) $.code
+echo \ (
+output $.mode
+echo )\n
+end
+
+document prc
+Print the rtx-code and machine mode of the rtx that is $.
+end
+
+define pi
+print $.fld[0].rtx@7
+end
+
+document pi
+Print the fields of an instruction that is $.
+end
+
+define pbs
+set print_binding_stack ()
+end
+
+document pbs
+In cc1plus, print the current binding stack, frame by frame, up to and
+including the global binding level.
+end
+
+# Don't let abort actually run, as it will make
+# stdio stop working and therefore the `pr' command below as well.
+b abort
+
+# Put breakpoints at exit and fancy_abort in case abort is mapped
+# to either fprintf/exit or fancy_abort.
+b exit
+b fancy_abort
+
+# Make gdb complain about symbol reading errors.  This is so that gcc
+# developers can see and fix bugs in gcc debug output.
+set complaints 20

g++/.gitignore

@@ -0,0 +1,92 @@
+Makefile
+SYSCALLS.c.X
+bc-arity.h
+bc-opcode.h
+bc-opname.h
+bi-arity
+bi-opcode
+bi-opname
+bi-parser.c
+bi-parser.h
+c++
+c-parse.output
+cc1
+cc1chill
+cc1obj
+cc1plus
+cccp
+cexp.c
+cexp.output
+chill
+chill.ignore
+chill.info
+chill.install
+chill.log
+chill.plog
+chill.psum
+chill.sum
+collect2
+config.status
+cpp
+dbg.log
+deduced.h
+fix-header
+fixhdr.ready
+fixinc.ready
+fixproto.list
+fixtmp.?
+g++
+g++-cross
+g++.sum
+gcc
+gcc-cross
+gcc.sum
+gcov
+gen-protos
+genattr
+genattrtab
+gencodes
+genconfig
+genemit
+genextract
+genflags
+genopinit
+genoutput
+genpeep
+genrecog
+genrtl
+genrtl.h
+genrtl.c
+gfloat.h
+insn-attr.h
+insn-attrtab.c
+insn-codes.h
+insn-config.h
+insn-emit.c
+insn-extract.c
+insn-flags.h
+insn-opinit.c
+insn-output.c
+insn-peep.c
+insn-recog.c
+ld
+libgcc2.ready
+multilib.h
+objc-headers
+objc-parse.c
+objc-parse.output
+objc-parse.y
+patch-header
+protoize
+protoize.1
+scan-decls
+site.exp
+specs
+stamp-*
+stmp-*
+unprotoize
+unprotoize.1
+xgcc
+xlimits.h
+xsys-protos.h
+y.tab.c