From 4ee0dab8570c7edf8322eb4772e672277cae86a2 Mon Sep 17 00:00:00 2001
From: ser-pounce <655122+ser-pounce@users.noreply.github.com>
Date: Thu, 26 Mar 2026 21:27:01 +0100
Subject: [PATCH 1/4] Add missing patches

---
 gcc-2.7.2-cdk.Dockerfile    |   3 +-
 patches/psx-2.7.2-cdk.patch | 175 ++++++++++++++++++++++++++++++++++++
 2 files changed, 177 insertions(+), 1 deletion(-)
 create mode 100644 patches/psx-2.7.2-cdk.patch

diff --git a/gcc-2.7.2-cdk.Dockerfile b/gcc-2.7.2-cdk.Dockerfile
index 804559f..9650f29 100644
--- a/gcc-2.7.2-cdk.Dockerfile
+++ b/gcc-2.7.2-cdk.Dockerfile
@@ -13,9 +13,10 @@ COPY patches /work/patches
 RUN patch -u -p1 Makefile.in -i ../patches/Makefile-2.7.2-cdk.in.patch
 RUN patch -u -p1 obstack.h -i ../patches/obstack-2.7.2-cdk.h.patch
 RUN patch -u -p1 config/mips/mips.h -i ../patches/mipsel-2.7-cdk.patch
+RUN patch -su -p1 < ../patches/psx-2.7.2-cdk.patch
 
 RUN ./configure \
-    --target=mips-linux-gnu \
+    --target=mips-sony-psx \
     --prefix=/opt/cross \
     --with-endian-little \
     --with-gnu-as \
diff --git a/patches/psx-2.7.2-cdk.patch b/patches/psx-2.7.2-cdk.patch
new file mode 100644
index 0000000..e06fa60
--- /dev/null
+++ b/patches/psx-2.7.2-cdk.patch
@@ -0,0 +1,175 @@
+diff --color -ruN -p1 gcc-2.6.3/config/mips/psx.h gcc-2.6.3-psx/config/mips/psx.h
+--- gcc-2.6.3/config/mips/psx.h	1970-01-01 01:00:00.000000000 +0100
++++ gcc-2.6.3-psx/config/mips/psx.h	2023-03-26 13:52:13.400875920 +0100
+@@ -0,0 +1,108 @@
++/* Definitions of target machine for GNU compiler.  Iris version.
++   Copyright (C) 1991, 1993, 1995, 1996 Free Software Foundation, Inc.
++
++This file is part of GNU CC.
++
++GNU CC is free software; you can redistribute it and/or modify
++it under the terms of the GNU General Public License as published by
++the Free Software Foundation; either version 2, or (at your option)
++any later version.
++
++GNU CC is distributed in the hope that it will be useful,
++but WITHOUT ANY WARRANTY; without even the implied warranty of
++MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
++GNU General Public License for more details.
++
++You should have received a copy of the GNU General Public License
++along with GNU CC; see the file COPYING.  If not, write to
++the Free Software Foundation, 59 Temple Place - Suite 330,
++Boston, MA 02111-1307, USA.  */
++
++
++/* Definitions by GIL for PSX */
++
++#define TARGET_DEFAULT (MASK_GAS+MASK_SOFT_FLOAT)
++
++#define CPP_PREDEFINES	"-Dmips -DMIPSEL"
++
++#define STARTFILE_SPEC  "%{pg:gcrt1.o%s}%{!pg:%{p:mcrt1.o%s}%{!p:crt1.o%s}}"
++
++#define CPP_SPEC "\
++%{!ansi:-D__EXTENSIONS__} -D_MIPSEL \
++%{.S:	-D_LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY}} \
++%{.s:	-D_LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY}} \
++%{.cc:	-D_LANGUAGE_C_PLUS_PLUS} \
++%{.cxx:	-D_LANGUAGE_C_PLUS_PLUS} \
++%{.C:	-D_LANGUAGE_C_PLUS_PLUS} \
++%{.m:	-D_LANGUAGE_OBJECTIVE_C} \
++%{!.S: %{!.s: %{!.cc: %{!.cxx: %{!.C: %{!.m: -D_LANGUAGE_C %{!ansi:-DLANGUAGE_C}}}}}}} \
++%{mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int} \
++%{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
++%{mips3:-U__mips -D__mips=3}"
++
++#define LIB_SPEC	\
++	"%{!p:%{!pg:%{!static:%{!g*:-lc_s}} -lc}}%{p:-lc_p}%{pg:-lc_p} crtn.o%s"
++
++#define MACHINE_TYPE	"Sony Playstation"
++
++#define TARGET_ENDIAN_DEFAULT 0
++
++/* A C statement to output something to the assembler file to switch to section
++   NAME for object DECL which is either a FUNCTION_DECL, a VAR_DECL or
++   NULL_TREE.  Some target formats do not support arbitrary sections.  Do not
++   define this macro in such cases.  */
++
++#define ASM_OUTPUT_SECTION_NAME(FILE, NAME) \
++  fprintf (FILE, "\t.section %s,\"aw\",@progbits\n", (NAME))
++
++/* GIL: R3000 machine supports ISA 1 */
++#define MIPS_ISA_DEFAULT 1
++/* GIL: set to r3000 */
++#define MIPS_CPU_STRING_DEFAULT "3000"
++
++/* End of GIL for PSX */
++
++
++#define SGI_TARGET 1		/* inform other mips files this is SGI */
++
++/* Always use 1 for .file number.  I [meissner@osf.org] wonder why
++   IRIS needs this.  */
++
++#define SET_FILE_NUMBER() ++num_source_filenames
++
++/* Put out a label after a .loc.  I [meissner@osf.org] wonder why
++   IRIS needs this.  */
++
++#define LABEL_AFTER_LOC(STREAM) fprintf (STREAM, "LM%d:\n", ++sym_lineno)
++
++#define STACK_ARGS_ADJUST(SIZE)                                         \
++{                                                                       \
++  SIZE.constant += 4;                                                   \
++  if (SIZE.constant < 32)						\
++    SIZE.constant = 32;                                                 \
++}
++
++/* Do not allow `$' in identifiers.  */
++
++#define DOLLARS_IN_IDENTIFIERS 0
++
++/* Tell G++ not to create constructors or destructors with $'s in them.  */
++
++#define NO_DOLLAR_IN_LABEL 1
++
++/* Specify wchar_t type.  */
++#define WCHAR_TYPE	"unsigned char"
++#define WCHAR_TYPE_SIZE BITS_PER_UNIT
++
++/* Generate calls to memcpy, etc., not bcopy, etc.  */
++#define TARGET_MEM_FUNCTIONS
++
++/* Xeeynamo: force to use little-endian */
++#define MIPSEL
++#define BYTES_BIG_ENDIAN 0
++#define WORDS_BIG_ENDIAN 0
++
++/* Plain char is unsigned in the SGI compiler.  */
++#define DEFAULT_SIGNED_CHAR 0
++
++#include "mips/mips.h"
+diff --color -ruN -p1 gcc-2.6.3/config/mips/xm-psx.h gcc-2.6.3-psx/config/mips/xm-psx.h
+--- gcc-2.6.3/config/mips/xm-psx.h	1970-01-01 01:00:00.000000000 +0100
++++ gcc-2.6.3-psx/config/mips/xm-psx.h	2023-03-26 13:52:13.402875923 +0100
+@@ -0,0 +1,12 @@
++#define USG
++
++#include "mips/xm-mips.h"
++
++#define USG
++#define HAVE_VPRINTF
++
++/*
++#define bcopy(a,b,c) memcpy (b,a,c)
++#define bzero(a,b) memset (a,0,b)
++#define bcmp(a,b,c) memcmp (a,b,c)
++*/
+\ No newline at end of file
+diff --color -ruN -p1 gcc-2.6.3/config.sub gcc-2.6.3-psx/config.sub
+--- gcc-2.6.3/config.sub	1994-10-26 18:23:05.000000000 +0000
++++ gcc-2.6.3-psx/config.sub	2023-03-26 13:53:36.046989327 +0100
+@@ -420,2 +420,6 @@ case $basic_machine in
+ 		;;
++	psx)
++		basic_machine=mips-sony
++		os=-psx
++		;;
+ 	rtpc | rtpc-*)
+@@ -636,2 +640,5 @@ case $os in
+ 		;;
++	-psx)
++		os=-psx
++		;;
+ 	-none)
+diff --color -ruN -p1 gcc-2.6.3/configure gcc-2.6.3-psx/configure
+--- gcc-2.6.3/configure	1994-11-23 22:26:27.000000000 +0000
++++ gcc-2.6.3-psx/configure	2023-03-26 13:54:03.941012094 +0100
+@@ -1471,2 +1471,20 @@ for machine in $canon_build $canon_host
+ 		;;
++	mips-sony-psx*)		# Sony Playstation
++		tm_file=mips/psx.h
++		xm_file=mips/xm-psx.h
++		elf=yes
++		gnu_ld=yes
++		gas=yes
++		DEFS=-Dpsx -D__psx__ -D__psx
++		if [ x$gas = xyes ]
++		then
++			tmake_file=mips/t-mips-gas
++		else
++			extra_passes="mips-tfile mips-tdump"
++		fi
++		if [ x$gnu_ld != xyes ]
++		then
++			use_collect2=yes
++		fi
++		;;
+ 	mips-sony-sysv*)		# Sony NEWS 3800 with NEWSOS5.0.
+diff --color -ruN -p1 gcc-2.7.2/version.c gcc-2.7.2-psx/version.c
+--- gcc-2.7.2/version.c	1994-11-23 22:26:27.000000000 +0000
++++ gcc-2.7.2-psx/version.c	2023-03-26 13:54:03.941012094 +0100
+@@ -1,1 +1,1 @@
+-char *version_string = "cygnus-2.7.2-970404";
++char *version_string = "cygnus-2.7.2-970404 SN32.3.7.0004";

From 84a01318b19aac2632779245386e6aa8df9b7f58 Mon Sep 17 00:00:00 2001
From: ser-pounce <655122+ser-pounce@users.noreply.github.com>
Date: Fri, 27 Mar 2026 07:12:14 +0100
Subject: [PATCH 2/4] Patch target name

---
 patches/Makefile-2.7.2-cdk.in.patch | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/patches/Makefile-2.7.2-cdk.in.patch b/patches/Makefile-2.7.2-cdk.in.patch
index 7e2bd39..6cde2d8 100644
--- a/patches/Makefile-2.7.2-cdk.in.patch
+++ b/patches/Makefile-2.7.2-cdk.in.patch
@@ -1,5 +1,5 @@
 diff --git a/Makefile.in b/Makefile.in
-index 15739a5..27045d2 100644
+index 15739a5..24ff26a 100644
 --- a/Makefile.in
 +++ b/Makefile.in
 @@ -1339,7 +1339,7 @@ convert.o: convert.c $(CONFIG_H) $(TREE_H) flags.h convert.h
@@ -11,6 +11,15 @@ index 15739a5..27045d2 100644
  # END CYGNUS LOCAL
  print-tree.o : print-tree.c $(CONFIG_H) $(TREE_H)
  stor-layout.o : stor-layout.c $(CONFIG_H) $(TREE_H) flags.h function.h
+@@ -1348,7 +1348,7 @@ toplev.o : toplev.c $(CONFIG_H) $(TREE_H) $(RTL_H) bytecode.h bc-emit.h \
+    flags.h input.h insn-attr.h xcoffout.h defaults.h output.h \
+    $(lang_options_files)
+ 	$(CC) $(ALL_CFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) $(MAYBE_USE_COLLECT2) \
+-	  -DTARGET_NAME=\"$(target_alias)\" \
++	  -DTARGET_NAME=\"SonyPSX\" \
+ 	  -c `echo $(srcdir)/toplev.c | sed 's,^\./,,'`
+ 
+ rtl.o : rtl.c $(CONFIG_H) $(RTL_H)
 @@ -1385,7 +1385,7 @@ dbxout.o : dbxout.c $(CONFIG_H) $(TREE_H) $(RTL_H) flags.h regs.h \
     insn-config.h reload.h gstab.h xcoffout.h defaults.h output.h
  sdbout.o : sdbout.c $(CONFIG_H) $(TREE_H) $(RTL_H) flags.h except.h \

From 0f7dad15fcf0d4e09e2fda4f19ceb11880e24bae Mon Sep 17 00:00:00 2001
From: ser-pounce <655122+ser-pounce@users.noreply.github.com>
Date: Fri, 27 Mar 2026 07:21:33 +0100
Subject: [PATCH 3/4] Patch compiled by message

---
 patches/psx-2.7.2-cdk.patch | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/patches/psx-2.7.2-cdk.patch b/patches/psx-2.7.2-cdk.patch
index e06fa60..20c93a1 100644
--- a/patches/psx-2.7.2-cdk.patch
+++ b/patches/psx-2.7.2-cdk.patch
@@ -173,3 +173,22 @@ diff --color -ruN -p1 gcc-2.7.2/version.c gcc-2.7.2-psx/version.c
 @@ -1,1 +1,1 @@
 -char *version_string = "cygnus-2.7.2-970404";
 +char *version_string = "cygnus-2.7.2-970404 SN32.3.7.0004";
+diff --git a/toplev.c b/toplev.c
+index 48722cb..c579f66 100644
+--- a/toplev.c
++++ b/toplev.c
+@@ -4675,14 +4675,7 @@ print_version (file, indent)
+ #endif
+   /* END CYGNUS LOCAL -- Haifa scheduler */
+   fprintf (file, " (%s)", TARGET_NAME);
+-#ifdef __GNUC__
+-#ifndef __VERSION__
+-#define __VERSION__ "[unknown]"
+-#endif
+-  fprintf (file, " compiled by GNU C version %s.\n", __VERSION__);
+-#else
+   fprintf (file, " compiled by CC.\n");
+-#endif
+ }
+ 
+ /* Print an option value and return the adjusted position in the line.

From 5584c771c944d603aee7f75f3092a6c5fd09646b Mon Sep 17 00:00:00 2001
From: ser-pounce <655122+ser-pounce@users.noreply.github.com>
Date: Sat, 28 Mar 2026 09:40:41 +0100
Subject: [PATCH 4/4] Update source zip

---
 gcc-2.7.2-cdk.Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc-2.7.2-cdk.Dockerfile b/gcc-2.7.2-cdk.Dockerfile
index 9650f29..ef2317e 100644
--- a/gcc-2.7.2-cdk.Dockerfile
+++ b/gcc-2.7.2-cdk.Dockerfile
@@ -4,7 +4,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     ca-certificates build-essential gcc gcc-multilib wget byacc
 
 WORKDIR /work
-RUN wget https://github.com/ser-pounce/cdk-gcc/archive/refs/tags/b18.tar.gz
+RUN wget https://github.com/decompals/old-gcc/releases/download/0.14/b18.tar.gz
 RUN tar xzf b18.tar.gz
 
 WORKDIR /work/cdk-gcc-b18