Update ci script (#61)

Update ci script, remove no use script. Track upstream branch and RVI branch.

Author: pz9115

gnu-toolchain-bkpv.sh

@@ -0,0 +1,21 @@
+git clone https://github.com/riscv-collab/riscv-gnu-toolchain.git
+cd riscv-gnu-toolchain
+git submodule update --init --recursive
+
+# make rv32
+./configure --prefix="$PWD/opt-riscv-rv64/" --with-arch=rv64gc --with-abi=lp64d
+make -j $(nproc)
+
+#test rv32
+make report-gcc-newlib -j $(nproc) &&
+make report-binutils -j $(nproc)
+
+make clean
+
+# make rv32
+./configure --prefix="$PWD/opt-riscv-rv32/" --with-arch=rv32gc --with-abi=ilp32d
+make -j $(nproc)
+
+#test rv32
+make report-gcc-newlib -j $(nproc) &&
+make report-binutils -j $(nproc)

gnu-toolchain-rvi.sh

@@ -0,0 +1,28 @@
+git clone https://github.com/riscv-collab/riscv-gnu-toolchain.git
+cd riscv-gnu-toolchain
+git submodule update --init --recursive
+cd gcc
+git fetch origin
+git checkout git checkout origin/master
+cd ../binutils
+git fetch origin
+git checkout git checkout origin/master
+cd ..
+
+# make rv32
+./configure --prefix="$PWD/opt-riscv-rv64/" --with-arch=rv64gc --with-abi=lp64d
+make -j $(nproc)
+
+#test rv32
+make report-gcc-newlib -j $(nproc) &&
+make report-binutils -j $(nproc)
+
+make clean
+
+# make rv64
+./configure --prefix="$PWD/opt-riscv-rv64/" --with-arch=rv64gc --with-abi=lp64d
+make -j $(nproc)
+
+# test rv64
+make report-gcc-newlib -j $(nproc) &&
+make report-binutils -j $(nproc)