diff --git a/dkarm-eabi/patches/gcc-9.1.0.patch b/dkarm-eabi/patches/gcc-9.1.0.patch
new file mode 100644
index 0000000..9d91e29
--- /dev/null
+++ b/dkarm-eabi/patches/gcc-9.1.0.patch
@@ -0,0 +1,215 @@
+diff --git a/gcc/config/arm/arm-cpus.in b/gcc/config/arm/arm-cpus.in
+index 3a55f6ac6d2..1a16dcc1c74 100644
+--- a/gcc/config/arm/arm-cpus.in
++++ b/gcc/config/arm/arm-cpus.in
+@@ -352,7 +352,7 @@ begin arch armv6k
+  tune for mpcore
+  tune flags CO_PROC
+  base 6K
+- isa ARMv6k
++ isa ARMv6k VFPv2 FP_DBL
+  option fp add VFPv2 FP_DBL
+  optalias vfpv2 fp
+  option nofp remove ALL_FP
+diff --git a/gcc/config/arm/t-arm-elf b/gcc/config/arm/t-arm-elf
+index 8911d489f14..b1976386bab 100644
+--- a/gcc/config/arm/t-arm-elf
++++ b/gcc/config/arm/t-arm-elf
+@@ -1,4 +1,4 @@
+-# Copyright (C) 1998-2019 Free Software Foundation, Inc.
++# Copyright (C) 1998-2017 Free Software Foundation, Inc.
+ #
+ # This file is part of GCC.
+ #
+@@ -16,111 +16,14 @@
+ # along with GCC; see the file COPYING3.  If not see
+ # <http://www.gnu.org/licenses/>.
+ 
+-# Build a very basic set of libraries that should cater for most cases.
+-
+-# Single-precision floating-point is NOT supported; we don't build a
+-# suitable library for that.  Use the rm-profile config in that case.
+-
+-# PART 1 - Useful groups of options
+-
+-dp_fpus		:= vfp vfpv2 vfpv3 vfpv3-fp16 vfpv3-d16 vfpv3-d16-fp16 \
+-		   neon neon-vfpv3 neon-fp16 vfpv4 neon-vfpv4 vfpv4-d16 \
+-		   fpv5-d16 fp-armv8 neon-fp-armv8 crypto-neon-fp-armv8 \
+-		   vfp3
+-
+-sp_fpus		:= vfpv3xd vfpv3xd-fp16  fpv4-sp-d16 fpv5-sp-d16
+-
+-v7a_fps		:= vfpv3 vfpv3-fp16 vfpv4 simd neon-fp16 neon-vfpv4
+-v7ve_fps	:= vfpv3-d16 vfpv3 vfpv3-d16-fp16 vfpv3-fp16 vfpv4 neon \
+-		   neon-fp16 simd
+-
+-# Not all these permutations exist for all architecture variants, but
+-# it seems to work ok.
+-v8_fps		:= simd fp16 crypto fp16+crypto dotprod fp16fml
+-
+-# We don't do anything special with these.  Pre-v4t probably doesn't work.
+-all_early_nofp	:= armv4 armv4t armv5t
+-
+-all_early_arch	:= armv5tej armv6 armv6j armv6k armv6z armv6kz \
+-		   armv6zk armv6t2 iwmmxt iwmmxt2
+-
+-all_v7_a_r	:= armv7-a armv7ve armv7-r
+-
+-all_v8_archs	:= armv8-a armv8-a+crc armv8.1-a armv8.2-a armv8.3-a armv8.4-a \
+-		   armv8.5-a
+-
+-# No floating point variants, require thumb1 softfp
+-all_nofp_t	:= armv6-m armv6s-m armv8-m.base
+-
+-all_nofp_t2	:= armv7-m
+-
+-all_sp_only	:= armv7e-m armv8-m.main
+-
+-MULTILIB_OPTIONS     =
+-MULTILIB_DIRNAMES    =
++MULTILIB_OPTIONS     = mthumb mbig-endian march=armv6k mfloat-abi=hard
++MULTILIB_DIRNAMES    = thumb be armv6k fpu
+ MULTILIB_EXCEPTIONS  = 
+ MULTILIB_MATCHES     =
+-MULTILIB_REUSE	     =
+-
+-# PART 2 - multilib build rules
+-
+-MULTILIB_OPTIONS     += marm/mthumb
+-MULTILIB_DIRNAMES    += arm thumb
+-
+-MULTILIB_OPTIONS     += mfpu=auto
+-MULTILIB_DIRNAMES    += autofp
+-
+-MULTILIB_OPTIONS     += march=armv5te+fp/march=armv7+fp
+-MULTILIB_DIRNAMES    += v5te v7
+-
+-MULTILIB_OPTIONS     += mfloat-abi=hard
+-MULTILIB_DIRNAMES    += fpu
+-
+-# Build a total of 4 library variants (base options plus the following):
+-MULTILIB_REQUIRED    += mthumb
+-MULTILIB_REQUIRED    += marm/mfpu=auto/march=armv5te+fp/mfloat-abi=hard
+-MULTILIB_REQUIRED    += mthumb/mfpu=auto/march=armv7+fp/mfloat-abi=hard
+-
+-# PART 3 - Match rules
+-
+-# Map all supported FPUs onto mfpu=auto
+-MULTILIB_MATCHES     += $(foreach FPU, $(dp_fpus), \
+-			  mfpu?auto=mfpu?$(FPU))
+-
+-MULTILIB_MATCHES     += march?armv5te+fp=march?armv5te
+-
+-MULTILIB_MATCHES     += $(foreach ARCH, $(all_early_arch), \
+-		          march?armv5te+fp=march?$(ARCH) \
+-			  march?armv5te+fp=march?$(ARCH)+fp)
+-
+-MULTILIB_MATCHES     += march?armv7+fp=march?armv7
+-
+-MULTILIB_MATCHES     += $(foreach FPARCH, $(v7a_fps), \
+-		          march?armv7+fp=march?armv7-a+$(FPARCH))
+-
+-MULTILIB_MATCHES     += $(foreach FPARCH, $(v7ve_fps), \
+-		          march?armv7+fp=march?armv7ve+$(FPARCH))
+-
+-MULTILIB_MATCHES     += $(foreach ARCH, $(all_v7_a_r), \
+-			  march?armv7+fp=march?$(ARCH) \
+-			  march?armv7+fp=march?$(ARCH)+fp)
+ 
+-MULTILIB_MATCHES     += $(foreach ARCH, $(all_v8_archs), \
+-			  march?armv7+fp=march?$(ARCH) \
+-			  $(foreach FPARCH, $(v8_fps), \
+-			    march?armv7+fp=march?$(ARCH)+$(FPARCH)))
++MULTILIB_REQUIRED    = mthumb mbig-endian mthumb/mbig-endian march=armv6k/mfloat-abi=hard 
+ 
+-MULTILIB_MATCHES     += $(foreach ARCH, armv7e-m armv8-m.mainline, \
+-			  march?armv7+fp=march?$(ARCH)+fp.dp)
+ 
+-# PART 4 - Reuse rules
++MULTILIB_MATCHES    += march?armv6k=mtune?mpcore
++MULTILIB_MATCHES    += march?armv6k=mcpu?mpcore
+ 
+-MULTILIB_REUSE	     += mthumb=mthumb/mfpu.auto
+-MULTILIB_REUSE	     += mthumb=mthumb/mfpu.auto/march.armv5te+fp
+-MULTILIB_REUSE	     += mthumb=mthumb/march.armv5te+fp
+-MULTILIB_REUSE	     += marm/mfpu.auto/march.armv5te+fp/mfloat-abi.hard=marm/march.armv5te+fp/mfloat-abi.hard
+-MULTILIB_REUSE	     += marm/mfpu.auto/march.armv5te+fp/mfloat-abi.hard=march.armv5te+fp/mfloat-abi.hard
+-MULTILIB_REUSE	     += marm/mfpu.auto/march.armv5te+fp/mfloat-abi.hard=mfpu.auto/march.armv5te+fp/mfloat-abi.hard
+-MULTILIB_REUSE	     += mthumb/mfpu.auto/march.armv7+fp/mfloat-abi.hard=mthumb/march.armv7+fp/mfloat-abi.hard
+-MULTILIB_REUSE	     += mthumb/mfpu.auto/march.armv7+fp/mfloat-abi.hard=mfpu.auto/march.armv7+fp/mfloat-abi.hard
+-MULTILIB_REUSE	     += mthumb/mfpu.auto/march.armv7+fp/mfloat-abi.hard=march.armv7+fp/mfloat-abi.hard
+diff --git a/gcc/config/arm/unknown-elf.h b/gcc/config/arm/unknown-elf.h
+index cf9ba6b4dc0..008d7555ecb 100644
+--- a/gcc/config/arm/unknown-elf.h
++++ b/gcc/config/arm/unknown-elf.h
+@@ -29,7 +29,7 @@
+ #endif
+ 
+ /* Now we define the strings used to build the spec file.  */
+-#define UNKNOWN_ELF_STARTFILE_SPEC	" crti%O%s crtbegin%O%s crt0%O%s"
++#define UNKNOWN_ELF_STARTFILE_SPEC	" crti%O%s crtbegin%O%s"
+ 
+ #undef  STARTFILE_SPEC
+ #define STARTFILE_SPEC	\
+@@ -93,4 +93,5 @@
+    udivmoddi4, which will depend on the exception unwind routines,
+    which will depend on abort, which is defined in libc.  */ 
+ #undef LINK_GCC_C_SEQUENCE_SPEC
+-#define LINK_GCC_C_SEQUENCE_SPEC "--start-group %G %{!nolibc:%L} --end-group"
++#define LINK_GCC_C_SEQUENCE_SPEC "--start-group %G %L %(libgloss) --end-group"
++
+diff --git a/gcc/gcc.c b/gcc/gcc.c
+index 4f57765b012..2899202cc05 100644
+--- a/gcc/gcc.c
++++ b/gcc/gcc.c
+@@ -794,6 +794,11 @@ proper position among the other output files.  */
+ #endif
+ #endif
+ 
++#ifndef LIBGLOSS_SPEC
++# define LIBGLOSS_SPEC "-lsysbase"
++#endif
++
++
+ /* config.h can define STARTFILE_SPEC to override the default crt0 files.  */
+ #ifndef STARTFILE_SPEC
+ #define STARTFILE_SPEC  \
+@@ -1086,6 +1091,7 @@ static const char *link_spec = LINK_SPEC;
+ static const char *lib_spec = LIB_SPEC;
+ static const char *link_gomp_spec = "";
+ static const char *libgcc_spec = LIBGCC_SPEC;
++static const char *libgloss_spec = LIBGLOSS_SPEC;
+ static const char *endfile_spec = ENDFILE_SPEC;
+ static const char *startfile_spec = STARTFILE_SPEC;
+ static const char *linker_name_spec = LINKER_NAME;
+@@ -1583,6 +1589,7 @@ static struct spec_list static_specs[] =
+   INIT_STATIC_SPEC ("lib",			&lib_spec),
+   INIT_STATIC_SPEC ("link_gomp",		&link_gomp_spec),
+   INIT_STATIC_SPEC ("libgcc",			&libgcc_spec),
++  INIT_STATIC_SPEC ("libgloss",			&libgloss_spec),
+   INIT_STATIC_SPEC ("startfile",		&startfile_spec),
+   INIT_STATIC_SPEC ("cross_compile",		&cross_compile),
+   INIT_STATIC_SPEC ("version",			&compiler_version),
+diff --git a/libgcc/config/arm/t-bpabi b/libgcc/config/arm/t-bpabi
+index dddddc7c444..c2502597953 100644
+--- a/libgcc/config/arm/t-bpabi
++++ b/libgcc/config/arm/t-bpabi
+@@ -17,4 +17,4 @@ SHLIB_MAPFILES += $(srcdir)/config/arm/libgcc-bpabi.ver
+ # On ARM, specifying -fnon-call-exceptions will needlessly pull in
+ # the unwinder in simple programs which use 64-bit division.  Omitting
+ # the option is safe.
+-LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions
++LIB2_DIVMOD_EXCEPTION_FLAGS := -fno-exceptions
+diff --git a/libgcc/crtstuff.c b/libgcc/crtstuff.c
+index 4927a9f8977..2a79e3e137d 100644
+--- a/libgcc/crtstuff.c
++++ b/libgcc/crtstuff.c
+@@ -47,7 +47,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+ 
+ /* Target machine header files require this define. */
+ #define IN_LIBGCC2
+-
++#define USED_FOR_TARGET
+ /* FIXME: Including auto-host is incorrect, but until we have
+    identified the set of defines that need to go into auto-target.h,
+    this will have to do.  */
diff --git a/dkarm-eabi/scripts/build-gcc.sh b/dkarm-eabi/scripts/build-gcc.sh
index 75f400f..2eabc62 100755
--- a/dkarm-eabi/scripts/build-gcc.sh
+++ b/dkarm-eabi/scripts/build-gcc.sh
@@ -64,7 +64,7 @@ then
 		--prefix=$prefix \
 		--enable-lto\
 		--with-system-zlib \
-		--with-bugurl="http://wiki.devkitpro.org/index.php/Bug_Reports" --with-pkgversion="devkitARM release 52-2" \
+		--with-bugurl="http://wiki.devkitpro.org/index.php/Bug_Reports" --with-pkgversion="devkitARM release 53" \
 		$CROSS_PARAMS \
 		$CROSS_GCC_PARAMS \
 		|| { echo "Error configuring gcc"; exit 1; }
diff --git a/select_toolchain.sh b/select_toolchain.sh
index 0abf1fe..16a6c45 100755
--- a/select_toolchain.sh
+++ b/select_toolchain.sh
@@ -30,7 +30,7 @@ done
 
 case "$VERSION" in
   "1" )
-    GCC_VER=8.3.0
+    GCC_VER=9.1.0
     BINUTILS_VER=2.32
     NEWLIB_VER=3.1.0
     GDB_VER=8.2.1