Patch to enable mftb instructions

Fixes #1

.gitattributes

@@ -0,0 +1 @@
+*.patch text eol=lf

.github/workflows/build.yml

@@ -72,7 +72,7 @@ jobs:
       - uses: msys2/setup-msys2@v2
         with:
           msystem: ${{ matrix.sys }}
-          install: make texinfo
+          install: make texinfo patch
           pacboy: clang:p
       - name: Build
         shell: msys2 {0}

0001-enable-mftb.patch

@@ -0,0 +1,13 @@
+diff --git a/opcodes/ppc-opc.c b/opcodes/ppc-opc.c
+index e55bfe846cd..f160e290bce 100644
+--- a/opcodes/ppc-opc.c
++++ b/opcodes/ppc-opc.c
+@@ -4988,7 +4988,7 @@ const unsigned int num_powerpc_operands = ARRAY_SIZE (powerpc_operands);
+ #define MFDEC2	(PPC_OPCODE_PPC | PPC_OPCODE_601 | PPC_OPCODE_BOOKE \
+ 		 | PPC_OPCODE_TITAN)
+ #define BOOKE	PPC_OPCODE_BOOKE
+-#define NO371	PPC_OPCODE_BOOKE | PPC_OPCODE_PPCPS | PPC_OPCODE_EFS
++#define NO371	PPC_OPCODE_BOOKE | PPC_OPCODE_EFS
+ #define PPCE300 PPC_OPCODE_E300
+ #define PPCSPE	PPC_OPCODE_SPE
+ #define PPCSPE2 PPC_OPCODE_SPE2

Dockerfile

@@ -3,7 +3,7 @@ ARG ALPINE_VERSION=3.19.1
 FROM alpine:${ALPINE_VERSION} AS build
 
 # Install dependencies
-RUN apk add --no-cache binutils file gcc make musl-dev
+RUN apk add --no-cache binutils file gcc make musl-dev patch
 
 # Install zig
 ARG ZIG_VERSION=0.11.0
@@ -28,9 +28,10 @@ RUN mkdir /binutils-host && \
 
 # Build target binutils
 ARG ZIG_TRIPLE
+COPY *.patch /
 RUN mkdir /binutils && \
     tar -xf /binutils-${BINUTILS_VERSION}.tar.xz -C /binutils --strip-components=1 && \
-    cd /binutils && \
+    cd /binutils && for patch in ../*.patch; do patch -N -p1 -i $patch; done && \
     CC="zig cc -target ${ZIG_TRIPLE}" \
     ./configure --host=${GNU_TRIPLE} --target=powerpc-eabi --prefix=/target \
     --disable-nls --disable-shared --disable-gprof --without-zstd && \

build-macos.sh

@@ -3,6 +3,9 @@ PREFIX="$(pwd)/build"
 mkdir source
 wget -qO- https://ftp.gnu.org/gnu/binutils/binutils-2.42.tar.xz | tar -xJ -C source --strip-components=1
 cd source
+for patch in ../*.patch; do
+  patch -N -p1 -i "$patch"
+done
 export CFLAGS="-arch arm64 -arch x86_64 -mmacosx-version-min=10.11"
 ./configure --target=powerpc-eabi --prefix="$PREFIX" --disable-nls --disable-shared --disable-gprof --without-zstd
 make -j$(nproc) configure-host

build-windows.sh

@@ -3,6 +3,9 @@ PREFIX="$(pwd)/build"
 mkdir source
 wget -qO- https://ftp.gnu.org/gnu/binutils/binutils-2.42.tar.xz | tar -xJ -C source --strip-components=1
 cd source
+for patch in ../*.patch; do
+  patch -N -p1 -i "$patch"
+done
 ./configure --target=powerpc-eabi --prefix="$PREFIX" --disable-nls --disable-shared --disable-gprof --without-zstd
 make -j$(nproc) configure-host
 make -j$(nproc)