diff --git a/bfd/config.bfd b/bfd/config.bfd
index 30087e3b..8b192b2e 100644
--- a/bfd/config.bfd
+++ b/bfd/config.bfd
@@ -223,7 +223,29 @@ esac
 
 case "${targ}" in
 # START OF targmatch.h
+
+  i[3-7]86-*-serenity*)
+    targ_defvec=i386_elf32_vec
+    targ_selvecs=
+    ;;
 #ifdef BFD64
+  x86_64-*-serenity*)
+    targ_defvec=x86_64_elf64_vec
+    targ_selvecs=i386_elf32_vec
+    want64=true
+    ;;
+
+  arm-*-serenity*)
+    targ_defvec=arm_elf32_le_vec
+    targ_selvecs=
+    targ64_selvecs=
+    ;;
+  aarch64-*-serenity*)
+    targ_defvec=aarch64_elf64_le_vec
+    targ_selvecs=
+    want64=true
+    ;;
+
   aarch64-*-darwin*)
     targ_defvec=aarch64_mach_o_vec
     targ_selvecs="arm_mach_o_vec mach_o_le_vec mach_o_be_vec mach_o_fat_vec"
diff --git a/config.sub b/config.sub
index 7384e919..aa02c3f6 100755
--- a/config.sub
+++ b/config.sub
@@ -1700,6 +1700,7 @@ case $os in
 	# The portable systems comes first.
 	# Each alternative MUST end in a * to match a version number.
 	gnu* | android* | bsd* | mach* | minix* | genix* | ultrix* | irix* \
+	     | serenity* \
 	     | *vms* | esix* | aix* | cnk* | sunos | sunos[34]* \
 	     | hpux* | unos* | osf* | luna* | dgux* | auroraux* | solaris* \
 	     | sym* |  plan9* | psp* | sim* | xray* | os68k* | v88r* \
diff --git a/gas/configure.tgt b/gas/configure.tgt
index 338892ad..3c03ee8b 100644
--- a/gas/configure.tgt
+++ b/gas/configure.tgt
@@ -123,6 +123,9 @@ esac
 generic_target=${cpu_type}-$vendor-$os
 # Note: This table is alpha-sorted, please try to keep it that way.
 case ${generic_target} in
+  i386-*-serenity*)                     fmt=elf;;
+  arm-*-serenity*)                      fmt=elf;;
+  aarch64-*-serenity*)                  fmt=elf;;
   aarch64*-*-elf*)			fmt=elf;;
   aarch64*-*-fuchsia*)			fmt=elf;;
   aarch64*-*-genode*)			fmt=elf;;
diff --git a/ld/Makefile.am b/ld/Makefile.am
index f8e99325..bc55fd2b 100644
--- a/ld/Makefile.am
+++ b/ld/Makefile.am
@@ -174,6 +174,7 @@ ALL_EMULATION_SOURCES = \
 	earmelf_nbsd.c \
 	earmelf_phoenix.c \
 	earmelf_vxworks.c \
+	earmelf_serenity.c \
 	earmelfb.c \
 	earmelfb_fbsd.c \
 	earmelfb_fuchsia.c \
diff --git a/ld/Makefile.in b/ld/Makefile.in
index ef2e99e0..657d24a2 100644
--- a/ld/Makefile.in
+++ b/ld/Makefile.in
@@ -664,6 +664,7 @@ ALL_EMULATION_SOURCES = \
 	earmelf_nbsd.c \
 	earmelf_phoenix.c \
 	earmelf_vxworks.c \
+	earmelf_serenity.c \
 	earmelfb.c \
 	earmelfb_fbsd.c \
 	earmelfb_fuchsia.c \
@@ -774,6 +775,7 @@ ALL_EMULATION_SOURCES = \
 	eelf_i386_vxworks.c \
 	eelf_iamcu.c \
 	eelf_s390.c \
+	eelf_i386_serenity.c \
 	eh8300elf.c \
 	eh8300elf_linux.c \
 	eh8300helf.c \
@@ -945,6 +947,7 @@ ALL_64_EMULATION_SOURCES = \
 	eelf_x86_64_cloudabi.c \
 	eelf_x86_64_fbsd.c \
 	eelf_x86_64_sol2.c \
+	eelf_x86_64_serenity.c \
 	ehppa64linux.c \
 	ei386pep.c \
 	emmo.c
diff --git a/ld/configure.tgt b/ld/configure.tgt
index 6205d7c9..00d97c37 100644
--- a/ld/configure.tgt
+++ b/ld/configure.tgt
@@ -43,6 +43,23 @@ targ64_extra_libpath=
 # Please try to keep this table more or less in alphabetic order - it
 # makes it much easier to lookup a specific archictecture.
 case "${targ}" in
+i[3-7]86-*-serenity*)
+			targ_emul=elf_i386_serenity
+			targ_extra_emuls=elf_i386
+			targ64_extra_emuls="elf_x86_64_serenity elf_x86_64"
+			;;
+x86_64-*-serenity*)
+			targ_emul=elf_x86_64_serenity
+			targ_extra_emuls="elf_i386_serenity elf_x86_64 elf_i386"
+			;;
+arm-*-serenity*)
+			targ_emul=armelf_serenity
+			targ_extra_emuls="armelf_serenity armelf"
+			;;
+aarch64-*-serenity*)
+			targ_emul=aarch64elf
+			targ_extra_emuls=
+			;;
 aarch64_be-*-elf)	targ_emul=aarch64elfb
 			targ_extra_emuls="aarch64elf aarch64elf32 aarch64elf32b armelfb armelf"
 			;;
diff --git a/ld/emulparams/armelf_serenity.sh b/ld/emulparams/armelf_serenity.sh
new file mode 100644
index 00000000..517cd626
--- /dev/null
+++ b/ld/emulparams/armelf_serenity.sh
@@ -0,0 +1,7 @@
+. ${srcdir}/emulparams/armelf.sh
+MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
+TEXT_START_ADDR=0x00008000
+TARGET2_TYPE=got-rel
+
+unset STACK_ADDR
+unset EMBEDDED
diff --git a/ld/emulparams/elf_aarch64_serenity.sh b/ld/emulparams/elf_aarch64_serenity.sh
new file mode 100644
index 00000000..45a05bf4
--- /dev/null
+++ b/ld/emulparams/elf_aarch64_serenity.sh
@@ -0,0 +1 @@
+. ${srcdir}/emulparams/elf_aarch64.sh
diff --git a/ld/emulparams/elf_i386_serenity.sh b/ld/emulparams/elf_i386_serenity.sh
new file mode 100644
index 00000000..342d5298
--- /dev/null
+++ b/ld/emulparams/elf_i386_serenity.sh
@@ -0,0 +1,3 @@
+. ${srcdir}/emulparams/elf_i386.sh
+GENERATE_SHLIB_SCRIPT=yes
+GENERATE_PIE_SCRIPT=yes
diff --git a/ld/emulparams/elf_x86_64_serenity.sh b/ld/emulparams/elf_x86_64_serenity.sh
new file mode 100644
index 00000000..a2af90a6
--- /dev/null
+++ b/ld/emulparams/elf_x86_64_serenity.sh
@@ -0,0 +1 @@
+. ${srcdir}/emulparams/elf_x86_64.sh
diff --git a/libiberty/rust-demangle.c b/libiberty/rust-demangle.c
index df09b7b8..21566f5f 100644
--- a/libiberty/rust-demangle.c
+++ b/libiberty/rust-demangle.c
@@ -75,10 +75,10 @@ struct rust_demangler
   int version;
 
   /* Recursion depth.  */
-  uint recursion;
+  unsigned int recursion;
   /* Maximum number of times demangle_path may be called recursively.  */
 #define RUST_MAX_RECURSION_COUNT  1024
-#define RUST_NO_RECURSION_LIMIT   ((uint) -1)
+#define RUST_NO_RECURSION_LIMIT   ((unsigned int) -1)
 
   uint64_t bound_lifetime_depth;
 };
diff -ur a/ld/emulparams/elf_x86_64.sh b/ld/emulparams/elf_x86_64.sh
--- a/ld/emulparams/elf_x86_64.sh	2021-07-08 13:37:20.000000000 +0200
+++ b/ld/emulparams/elf_x86_64.sh	2021-11-13 17:52:50.396490742 +0100
@@ -12,7 +12,7 @@
 ELFSIZE=64
 OUTPUT_FORMAT="elf64-x86-64"
 NO_REL_RELOCS=yes
-TEXT_START_ADDR=0x400000
+TEXT_START_ADDR=0x08200000
 MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
 COMMONPAGESIZE="CONSTANT (COMMONPAGESIZE)"
 ARCH="i386:x86-64"