[glibc/alistair/rv32.next] Documentation for the RISC-V 32-bit port

[Alistair Francis <alistair23@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=f0a87519792c55a9b088e168d8e29beea3957af1

commit f0a87519792c55a9b088e168d8e29beea3957af1
Author: Zong Li <zongbox@gmail.com>
Date:   Fri Nov 30 17:13:12 2018 +0800

    Documentation for the RISC-V 32-bit port
    
    There is already RISC-V 64-bit port information in the documentation.
    Let's add some documentation entries for the RISC-V 32-bit as well.

Diff:
---
 NEWS   | 6 ++++++
 README | 1 +
 2 files changed, 7 insertions(+)

diff --git a/NEWS b/NEWS
index 0e627b3405..d4cd07c98c 100644
--- a/NEWS
+++ b/NEWS
@@ -18,6 +18,12 @@ Major new features:
 * The GNU C Library now loads audit modules listed in the DT_AUDIT and
   DT_DEPAUDIT dynamic section entries of the main executable.
 
+* Support RISC-V port for 32-bit. The ISA and ABI pairs supported as follows:
+
+    - rv32imac ilp32
+    - rv32imafdc ilp32
+    - rv32imafdc ilp32d
+
 Deprecated and removed features, and other changes affecting compatibility:
 
 * The deprecated <sys/sysctl.h> header and the sysctl function have been
diff --git a/README b/README
index 31c5da0405..cee86ab178 100644
--- a/README
+++ b/README
@@ -38,6 +38,7 @@ The GNU C Library supports these configurations for using Linux kernels:
 	powerpc64*-*-linux-gnu	Big-endian and little-endian.
 	s390-*-linux-gnu
 	s390x-*-linux-gnu
+	riscv32-*-linux-gnu
 	riscv64-*-linux-gnu
 	sh[34]-*-linux-gnu
 	sparc*-*-linux-gnu