feat: Add support for a new architecture loongarch

Author: zevanzhao

libmamba/include/mamba/specs/platform.hpp

@@ -35,6 +35,7 @@ namespace mamba::specs
         linux_s390x,
         linux_riscv32,
         linux_riscv64,
+        linux_loongarch64,
         osx_64,
         osx_arm64,
         win_32,
@@ -190,6 +191,8 @@ namespace mamba::specs
                 return "linux-riscv32";
             case KnownPlatform::linux_riscv64:
                 return "linux-riscv64";
+            case KnownPlatform::linux_loongarch64:
+                return "linux-loongarch64";
             case KnownPlatform::osx_64:
                 return "osx-64";
             case KnownPlatform::osx_arm64:

libmamba/src/specs/platform.cpp

@@ -38,7 +38,8 @@ namespace mamba::specs
                || (plat == KnownPlatform::linux_ppc64)    //
                || (plat == KnownPlatform::linux_s390x)    //
                || (plat == KnownPlatform::linux_riscv32)  //
-               || (plat == KnownPlatform::linux_riscv64);
+               || (plat == KnownPlatform::linux_riscv64)  //
+               || (plat == KnownPlatform::linux_loongarch64);
     }
 
     auto platform_is_linux(DynamicPlatform plat) -> bool
@@ -119,6 +120,8 @@ namespace mamba::specs
         return KnownPlatform::linux_riscv32;
 #elif defined(__riscv) && defined(__riscv_xlen) && (__riscv_xlen == 64)
         return KnownPlatform::linux_riscv64;
+#elif defined(__loongarch64)
+        return KnownPlatform::linux_loongarch64;
 #else
 #error "Unknown Linux platform"
 #endif

libmamba/tests/src/specs/test_platform.cpp

@@ -17,13 +17,15 @@ namespace
         SECTION("name")
         {
             REQUIRE(platform_name(KnownPlatform::linux_riscv32) == "linux-riscv32");
+            REQUIRE(platform_name(KnownPlatform::linux_loongarch64) == "linux-loongarch64");
             REQUIRE(platform_name(KnownPlatform::osx_arm64) == "osx-arm64");
             REQUIRE(platform_name(KnownPlatform::win_64) == "win-64");
         }
 
         SECTION("parse")
         {
             REQUIRE(platform_parse("linux-armv6l") == KnownPlatform::linux_armv6l);
+            REQUIRE(platform_parse("linux-loongarch64") == KnownPlatform::linux_loongarch64);
             REQUIRE(platform_parse(" win-32 ") == KnownPlatform::win_32);
             REQUIRE(platform_parse(" OSX-64") == KnownPlatform::osx_64);
             REQUIRE(platform_parse("linus-46") == std::nullopt);
@@ -32,10 +34,11 @@ namespace
         SECTION("known_platform")
         {
             static constexpr decltype(known_platform_names()) expected{
-                "noarch",        "linux-32",      "linux-64",    "linux-armv6l", "linux-armv7l",
-                "linux-aarch64", "linux-ppc64le", "linux-ppc64", "linux-s390x",  "linux-riscv32",
-                "linux-riscv64", "osx-64",        "osx-arm64",   "win-32",       "win-64",
-                "win-arm64",     "zos-z",
+                "noarch",       "linux-32",      "linux-64",      "linux-armv6l",
+                "linux-armv7l", "linux-aarch64", "linux-ppc64le", "linux-ppc64",
+                "linux-s390x",  "linux-riscv32", "linux-riscv64", "linux-loongarch64",
+                "osx-64",       "osx-arm64",     "win-32",        "win-64",
+                "win-arm64",    "zos-z",
 
             };
             REQUIRE(expected == known_platform_names());

libmambapy/bindings/specs.cpp

@@ -77,6 +77,7 @@ namespace mambapy
                 std::pair{ "linux_s390x", KnownPlatform::linux_s390x },
                 std::pair{ "linux_riscv32", KnownPlatform::linux_riscv32 },
                 std::pair{ "linux_riscv64", KnownPlatform::linux_riscv64 },
+                std::pair{ "linux_loongarch64", KnownPlatform::linux_loongarch64},
                 std::pair{ "osx_64", KnownPlatform::osx_64 },
                 std::pair{ "osx_arm64", KnownPlatform::osx_arm64 },
                 std::pair{ "win_32", KnownPlatform::win_32 },

libmambapy/tests/test_specs.py

@@ -47,6 +47,7 @@ def test_KnownPlatform():
     assert KnownPlatform.linux_s390x.name == "linux_s390x"
     assert KnownPlatform.linux_riscv32.name == "linux_riscv32"
     assert KnownPlatform.linux_riscv64.name == "linux_riscv64"
+    assert KnownPlatform.linux_loongarch64.name == "linux_loongarch64"
     assert KnownPlatform.osx_64.name == "osx_64"
     assert KnownPlatform.osx_arm64.name == "osx_arm64"
     assert KnownPlatform.win_32.name == "win_32"