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feat: Add support for a new architecture loongarch #4019

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feat: Add support for a new architecture loongarch #4019

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f5722ac
feat: Add support for a new architecture loongarch
zevanzhao Jul 10, 2025
bed8c5a
fix: fix format
zevanzhao Sep 22, 2025
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3 changes: 3 additions & 0 deletions libmamba/include/mamba/specs/platform.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -35,6 +35,7 @@ namespace mamba::specs
linux_s390x,
linux_riscv32,
linux_riscv64,
linux_loongarch64,
osx_64,
osx_arm64,
win_32,
Expand Down Expand Up @@ -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:
Expand Down
5 changes: 4 additions & 1 deletion libmamba/src/specs/platform.cpp
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Expand Up @@ -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
Expand Down Expand Up @@ -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
Expand Down
11 changes: 7 additions & 4 deletions libmamba/tests/src/specs/test_platform.cpp
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Expand Up @@ -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);
Expand All @@ -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());
Expand Down
1 change: 1 addition & 0 deletions libmambapy/bindings/specs.cpp
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Expand Up @@ -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 },
Expand Down
1 change: 1 addition & 0 deletions libmambapy/tests/test_specs.py
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Expand Up @@ -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"
Expand Down
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