added mips64el support

Author: aryonoco

.github/workflows/release.yml

@@ -8,7 +8,7 @@
 # =============================================================================
 # YABB Release Workflow
 # Cross-compiles static binaries for all architectures
-# - amd64, arm64, armv7l, ppc64le, loong64: Zig cross-compilation
+# - amd64, arm64, armv7l, ppc64le, loong64, mips64el: Zig cross-compilation
 # - riscv64: RISCstar toolchain (Zig's musl has ABI incompatibility)
 # - armv5l: Bootlin toolchain (Zig's musl emits NEON instructions)
 # Note: armv7l requires NEON (Zig's musl is compiled with NEON optimisations)
@@ -62,6 +62,11 @@ jobs:
             nimcpu: "--cpu:loongarch64"
             march: "-march=loongarch64"
             toolchain: zig
+          - arch: mips64el
+            target: mips64el-linux-muslabi64
+            nimcpu: "--cpu:mips64"
+            march: "-mcpu=mips64r2"
+            toolchain: zig
           - arch: armv5l
             nimcpu: "--cpu:arm"
             toolchain: bootlin

Install.txt

@@ -7,7 +7,7 @@ Installation Guide
 REQUIREMENTS
 ------------
 - Linux with BTRFS filesystems (source and destination must both be BTRFS)
-- Supported architectures: x86_64, aarch64, armv7l, armv5l, riscv64, ppc64le, loongarch64
+- Supported architectures: x86_64, aarch64, armv7l, armv5l, riscv64, ppc64le, loongarch64, mips64el
 - Root access (sudo) for backup operations
 - Bash 5.2 or newer (for automatic installer)
 - btrfs-progs 5.14 or newer

justfile

@@ -159,6 +159,7 @@ release: && _clean-cache
         riscv64) nimble releaseRiscv64 && cp bin/yabb-linux-riscv64 bin/yabb ;;
         ppc64le) nimble releasePpc64le && cp bin/yabb-linux-ppc64le bin/yabb ;;
         loongarch64) nimble releaseLoong64 && cp bin/yabb-linux-loong64 bin/yabb ;;
+        mips64el) nimble releaseMips64el && cp bin/yabb-linux-mips64el bin/yabb ;;
         *) echo "Unsupported architecture: $ARCH" && exit 1 ;;
     esac
     echo "Release build: bin/yabb (musl static, optimised, stripped)"
@@ -211,9 +212,14 @@ build-loong64:
     @echo "Cross-compiling for LoongArch64..."
     nimble releaseLoong64
 
-# Release binaries for all Linux architectures (amd64, arm64, armv7l, riscv64, ppc64le, loong64)
+# Build for MIPS64EL Linux (static musl, N64 ABI - Debian mips64el)
+build-mips64el:
+    @echo "Cross-compiling for MIPS64EL..."
+    nimble releaseMips64el
+
+# Release binaries for all Linux architectures
 # Note: armv5l is CI-only (Bootlin toolchain not available locally)
-release-all: build-amd64 build-arm64 build-armv7l build-riscv64 build-ppc64le build-loong64
+release-all: build-amd64 build-arm64 build-armv7l build-riscv64 build-ppc64le build-loong64 build-mips64el
     @echo ""
     @echo "All architectures built (armv5l is CI-only):"
     @ls -lh bin/yabb-linux-* 2>/dev/null || echo "No binaries found"

scripts/setup-yabb.sh

@@ -14,7 +14,7 @@
 #
 # REQUIREMENTS:
 #   Bash 5.2+
-#   Linux (x86_64, aarch64, riscv64, ppc64le, armv7l or loongarch64)
+#   Linux (x86_64, aarch64, riscv64, ppc64le, armv7l, loongarch64, or mips64el)
 #   curl, tar, zstd, sha256sum, flock
 #
 # USAGE (please manually verify content first!):
@@ -171,6 +171,7 @@ declare -rA ARCH_MAP=(
   [riscv64]="riscv64"
   [ppc64le]="ppc64le"
   [loongarch64]="loong64"
+  [mips64el]="mips64el"
 )
 
 #-------------------------------------------------------------------------------

yabb.nimble

@@ -7,7 +7,7 @@
 #
 # Package
 
-version = "0.4.21"
+version = "0.4.22"
 author = "Aryan Ameri"
 description = "Yet Another BTRFS Backup"
 license = "MPL 2.0"
@@ -179,13 +179,25 @@ task releaseLoong64, "Build static binary for LoongArch64 Linux":
   exec "llvm-strip -s bin/yabb-linux-loong64"
   echo "Built: bin/yabb-linux-loong64"
 
+task releaseMips64el, "Build static binary for MIPS64EL Linux":
+  # Debian mips64el: MIPS64R2 baseline, N64 ABI, hard-float
+  # Uses Zig cross-compilation with musl
+  # See: https://wiki.debian.org/MIPSPort
+  exec "nim c " & releaseFlags & " " & zigccFlags & " " & "--cpu:mips64 " &
+    "--passC:'-target mips64el-linux-muslabi64' " &
+    "--passL:'-target mips64el-linux-muslabi64' " & "--passC:-mcpu=mips64r2 " & ltoFlags &
+    " -o:bin/yabb-linux-mips64el src/yabb.nim"
+  exec "llvm-strip -s bin/yabb-linux-mips64el"
+  echo "Built: bin/yabb-linux-mips64el"
+
 task releaseAll, "Build static binaries for all Linux architectures":
   exec "nimble releaseAmd64"
   exec "nimble releaseArm64"
   exec "nimble releaseArmv7l"
   exec "nimble releaseRiscv64"
   exec "nimble releasePpc64le"
   exec "nimble releaseLoong64"
+  exec "nimble releaseMips64el"
   echo ""
   echo "All architectures built:"
   exec "ls -lh bin/yabb-linux-*"