install.texi: gcn - update llvm reqirements, gcn/nvptx - newlib use version

gcc/
	* doc/install.texi (Specific): Add missing items to bullet list.
	(amdgcn): Update LLVM requirements, use version not date for newlib.
	(nvptx): Use version not git hash for newlib.

diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi
index cc01c691dc1..4931e0b4fc5 100644
--- a/gcc/doc/install.texi
+++ b/gcc/doc/install.texi
@@ -3563,16 +3563,28 @@ information have to.
 @item
 @uref{#alpha-x-x,,alpha*-*-*}
 @item
+@uref{#amdgcn-x-amdhsa,,amdgcn-*-amdhsa}
+@item
 @uref{#amd64-x-solaris2,,amd64-*-solaris2*}
 @item
+@uref{#arc-x-elf32,,arc-*-elf32}
+@item
+@uref{#arc-linux-uclibc,,arc-linux-uclibc}
+@item
 @uref{#arm-x-eabi,,arm-*-eabi}
 @item
 @uref{#avr,,avr}
 @item
 @uref{#bfin,,Blackfin}
 @item
+@uref{#cris,,cris}
+@item
 @uref{#dos,,DOS}
 @item
+@uref{#epiphany-x-elf,,epiphany-*-elf}
+@item
+@uref{#ft32-x-elf,,ft32-*-elf}
+@item
 @uref{#x-x-freebsd,,*-*-freebsd*}
 @item
 @uref{#h8300-hms,,h8300-hms}
@@ -3597,6 +3609,8 @@ information have to.
 @item
 @uref{#iq2000-x-elf,,iq2000-*-elf}
 @item
+@uref{#loongarch,,loongarch}
+@item
 @uref{#lm32-x-elf,,lm32-*-elf}
 @item
 @uref{#lm32-x-uclinux,,lm32-*-uclinux}
@@ -3607,12 +3621,16 @@ information have to.
 @item
 @uref{#m68k-x-x,,m68k-*-*}
 @item
-@uref{#m68k-uclinux,,m68k-uclinux}
+@uref{#m68k-x-uclinux,,m68k-*-uclinux}
 @item
 @uref{#microblaze-x-elf,,microblaze-*-elf}
 @item
 @uref{#mips-x-x,,mips-*-*}
 @item
+@uref{#moxie-x-elf,,moxie-*-elf}
+@item
+@uref{#msp430-x-elf,,msp430-*-elf}
+@item
 @uref{#nds32le-x-elf,,nds32le-*-elf}
 @item
 @uref{#nds32be-x-elf,,nds32be-*-elf}
@@ -3651,6 +3669,10 @@ information have to.
 @item
 @uref{#riscv64-x-linux,,riscv64-*-linux}
 @item
+@uref{#rl78-x-elf,,rl78-*-elf}
+@item
+@uref{#rx-x-elf,,rx-*-elf}
+@item
 @uref{#s390-x-linux,,s390-*-linux*}
 @item
 @uref{#s390x-x-linux,,s390x-*-linux*}
@@ -3765,14 +3787,14 @@ This is a synonym for @samp{x86_64-*-solaris2*}.
 @heading amdgcn-*-amdhsa
 AMD GCN GPU target.
 
-Instead of GNU Binutils, you will need to install LLVM 6, or later, and copy
+Instead of GNU Binutils, you will need to install LLVM 13.0.1, or later, and copy
 @file{bin/llvm-mc} to @file{amdgcn-amdhsa/bin/as},
 @file{bin/lld} to @file{amdgcn-amdhsa/bin/ld},
 @file{bin/llvm-nm} to @file{amdgcn-amdhsa/bin/nm}, and
 @file{bin/llvm-ar} to both @file{bin/amdgcn-amdhsa-ar} and
 @file{bin/amdgcn-amdhsa-ranlib}.
 
-Use Newlib (2019-01-16, or newer).
+Use Newlib (3.2.0, or newer).
 
 To run the binaries, install the HSA Runtime from the
 @uref{https://rocm.github.io,,ROCm Platform}, and use
@@ -4589,8 +4611,7 @@ Instead of GNU binutils, you will need to install
 Tell GCC where to find it:
 @option{--with-build-time-tools=[install-nvptx-tools]/nvptx-none/bin}.
 
-You will need newlib 3.0 git revision
-cd31fbb2aea25f94d7ecedc9db16dfc87ab0c316 or later.  It can be
+You will need newlib 3.1.0 or later.  It can be
 automatically built together with GCC@.  For this, add a symbolic link
 to nvptx-newlib's @file{newlib} directory to the directory containing
 the GCC sources.