Add gcc-2.8.1-psx (#24)

.github/workflows/build.yml

@@ -27,6 +27,7 @@ jobs:
           - 2.7.2.3
           - 2.8.0
           - 2.8.1
+          - 2.8.1-psx
           - 2.91.66
           - 2.95.2
     name: Build GCC ${{ matrix.version }}

gcc-2.8.1-psx.Dockerfile

@@ -0,0 +1,45 @@
+FROM ubuntu:focal as build
+ENV DEBIAN_FRONTEND=noninteractive
+RUN apt-get update
+RUN apt-get install -y build-essential gcc gcc-multilib wget
+
+ENV VERSION=2.8.1
+ENV GNUPATH=gnu
+
+WORKDIR /work
+RUN wget https://ftp.gnu.org/${GNUPATH}/gcc/gcc-${VERSION}.tar.gz
+RUN tar xzf gcc-${VERSION}.tar.gz
+
+WORKDIR /work/gcc-${VERSION}
+
+COPY patches /work/patches
+RUN sed -i -- 's/include <varargs.h>/include <stdarg.h>/g' *.c
+
+RUN patch -u -p1 obstack.h -i ../patches/obstack-2.8.1.h.patch
+RUN patch -u -p1 config/mips/mips.h -i ../patches/mipsel-2.8.patch
+RUN patch -su -p1 < ../patches/psx.patch
+
+RUN ./configure \
+    --target=mips-sony-psx \
+    --prefix=/opt/cross \
+    --with-endian-little \
+    --with-gnu-as \
+    --disable-gprof \
+    --disable-gdb \
+    --disable-werror \
+    --host=i386-pc-linux \
+    --build=i386-pc-linux
+
+RUN touch insn-config.h
+
+RUN make --jobs $(nproc) cpp cc1 xgcc cc1plus g++ CFLAGS="-std=gnu89 -m32 -static"
+
+COPY tests /work/tests
+RUN ./cc1 -quiet -O2 /work/tests/little_endian.c && grep -E 'lbu\s\$2,0\(\$4\)' /work/tests/little_endian.s
+RUN ./cc1 -quiet -O2 /work/tests/section_attribute.c
+
+RUN mv xgcc gcc
+RUN mkdir /build && cp cpp cc1 gcc cc1plus g++ /build/
+
+FROM scratch AS export
+COPY --from=build /build/* .