Add build-riscv.txt

7d346222 · Tristan Gingold · 465a2cc9 · 465a2cc9 · 7d346222
Commit 7d346222 authored Feb 26, 2018 by Tristan Gingold
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.gitignore .gitignore +0 -1

build-riscv.txt build-riscv.txt +40 -0

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--- a/.gitignore
+++ b/.gitignore
-*
\ No newline at end of file
--- a/build-riscv.txt
+++ b/build-riscv.txt
+Commands used to build a toolchain for risc-v (from bash history, so cannot be
+used directly as a script).
+
+# binutils
+cd binutils-2.30-objs
+../binutils-2.30/configure --target=riscv32-elf --prefix=/opt/riscv
+make -j16
+make install-strip
+
+# gmp, mpfr, mpc.
+
+# gcc
+mkdir gcc-7.3.0-objs
+cd gcc-7.3.0-objs
+PATH=/opt/riscv/bin/:$PATH
+../gcc-7.3.0/configure --target=riscv32-elf --prefix=/opt/riscv --enable-languages=c --with-gmp=/opt/tg/install --disable-libssp --disable-libquadmath --disable-plugin --disable-lto
+make -j30
+make install
+
+# newlib
+mkdir newlib-3.0.0-objs
+cd newlib-3.0.0-objs
+../newlib-3.0.0/configure --target=riscv32-elf --prefix=/opt/riscv 
+make -j30
+make install
+
+# gcc
+
+# gdb
+# from: https://github.com/riscv/riscv-binutils-gdb.git
+tar xvf riscv-gdb.tgz 
+cd riscv-binutils-gdb/
+rm -rf gold ld binutils/ gprof/
+rm -rf sim gas elfcpp
+cd ..
+mkdir gdb-objs/
+../riscv-binutils-gdb/configure --target=riscv32-elf --prefix=/opt/riscv --without-python
+make -j30
+make install
+