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Add 32-bit ARM support (armeabi and armeabi-v7a) #199

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Add 32-bit ARM support (armeabi and armeabi-v7a) #199

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f5ac6f0
added arm 32bit support
monzeromer-hub Dec 22, 2024
158f097
ci test: android arm and armv7
monzeromer-hub Dec 23, 2024
baf860e
Merge branch 'rust-mobile:master' into feat/arm32
monzeromer-lab Dec 27, 2024
6eb8c90
Merge branch 'master' of https://github.com/rust-mobile/xbuild into f…
monzeromer-hub Dec 27, 2024
6eead5f
Merge branch 'feat/arm32' of https://github.com/monzeromer-lab/xbuild…
monzeromer-hub Dec 27, 2024
d9f6741
Merge branch 'master' of https://github.com/rust-mobile/xbuild into f…
monzeromer-dev Jun 23, 2025
250b128
redo arm 32 support
monzeromer-dev Jun 23, 2025
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10 changes: 10 additions & 0 deletions .github/workflows/ci.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -52,6 +52,16 @@ jobs:
arch: x64
- platform: android
arch: arm64
- platform: android
arch: arm
- platform: android
arch: armv7
- platform: android
arch: armv6
- platform: android
arch: armv8a32
- platform: android
arch: x86
- platform: ios
arch: arm64

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12 changes: 9 additions & 3 deletions apk/src/utils.rs
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Expand Up @@ -4,19 +4,25 @@ use anyhow::{Context, Result};
#[repr(u8)]
pub enum Target {
ArmV7a = 1,
Arm64V8a = 2,
X86 = 3,
X86_64 = 4,
Armeabi = 2,
Arm64V8a = 3,
X86 = 4,
X86_64 = 5,
Comment on lines 4 to +10
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Changing the repr values here might not be desired, but I need to check where it is even used.

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alright

ArmV6a = 6, // ARM 32-bit (ARMv6-A)
ArmV8a32 = 7, // ARM 32-bit (ARMv8-A)
}

impl Target {
/// Identifier used in the NDK to refer to the ABI
pub fn as_str(self) -> &'static str {
match self {
Self::Arm64V8a => "arm64-v8a",
Self::Armeabi => "armeabi",
Self::ArmV7a => "armeabi-v7a",
Self::X86 => "x86",
Self::X86_64 => "x86_64",
Self::ArmV6a => "armeabi-v6a",
Self::ArmV8a32 => "armv8a",
}
}
}
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7 changes: 5 additions & 2 deletions xbuild/src/devices/adb.rs
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Expand Up @@ -375,9 +375,12 @@ impl Adb {
pub fn arch(&self, device: &str) -> Result<Arch> {
let arch = match self.getprop(device, "ro.product.cpu.abi")?.as_str() {
"arm64-v8a" => Arch::Arm64,
//"armeabi-v7a" => Arch::Arm,
"armeabi-v7a" => Arch::Armv7,
"armeabi-v6a" => Arch::Armv6,
"armv8a" => Arch::Armv8a32,
"armeabi" => Arch::Arm,
"x86_64" => Arch::X64,
//"x86" => Arch::X86,
"x86" => Arch::X86,
abi => anyhow::bail!("unrecognized abi {}", abi),
};
Ok(arch)
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3 changes: 3 additions & 0 deletions xbuild/src/devices/imd.rs
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Expand Up @@ -127,6 +127,9 @@ impl IMobileDevice {
pub fn arch(&self, device: &str) -> Result<Arch> {
match self.getkey(device, "CPUArchitecture")?.as_str() {
"arm64" | "arm64e" => Ok(Arch::Arm64),
"armv7" => Ok(Arch::Armv7),
"arm" => Ok(Arch::Arm),
"x86_64" => Ok(Arch::X64),
Comment on lines 128 to +132
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This is iOS code, did you confirm that it returns x86_64?

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I honestly didn't know what this does in first place

arch => anyhow::bail!("unsupported arch {}", arch),
}
}
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28 changes: 22 additions & 6 deletions xbuild/src/lib.rs
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Expand Up @@ -74,10 +74,13 @@ impl std::fmt::Display for Platform {

#[derive(Clone, Copy, Debug, Eq, PartialEq, ValueEnum)]
pub enum Arch {
//Arm,
Armv7,
Arm,
Armv6, // ARM 32-bit (ARMv6)
Armv8a32, // ARM 32-bit (ARMv8-A)
Arm64,
X64,
//X86,
X86, // Intel 32-bit
}

impl Arch {
Expand Down Expand Up @@ -206,8 +209,13 @@ impl CompileTarget {
pub fn android_abi(self) -> apk::Target {
assert_eq!(self.platform(), Platform::Android);
match self.arch() {
Arch::Armv7 => apk::Target::ArmV7a,
Arch::Arm => apk::Target::Armeabi,
Arch::Armv6 => apk::Target::ArmV6a,
Arch::Armv8a32 => apk::Target::ArmV8a32,
Arch::Arm64 => apk::Target::Arm64V8a,
Arch::X64 => apk::Target::X86_64,
Arch::X86 => apk::Target::X86,
}
}

Expand All @@ -216,19 +224,27 @@ impl CompileTarget {
assert_eq!(self.platform(), Platform::Android);
match self.arch() {
Arch::Arm64 => "aarch64-linux-android",
//Arch::Arm => "arm-linux-androideabi",
//Arch::X86 => "i686-linux-android",
Arch::Arm => "arm-linux-androideabi",
Arch::Armv7 => "armv7a-linux-androideabi",
Arch::Armv6 => "armv6a-linux-androideabi",
Arch::Armv8a32 => "armv8a-linux-androideabi",
Arch::X64 => "x86_64-linux-android",
Arch::X86 => "i686-linux-android",
}
}

pub fn rust_triple(self) -> Result<&'static str> {
Ok(match (self.arch, self.platform) {
Ok(match (self.arch(), self.platform) {
(Arch::Arm64, Platform::Android) => "aarch64-linux-android",
(Arch::Armv7, Platform::Android) => "armv7-linux-androideabi",
(Arch::Arm, Platform::Android) => "arm-linux-androideabi",
(Arch::Armv6, Platform::Android) => "armv6-linux-androideabi",
(Arch::Armv8a32, Platform::Android) => "armv8a-linux-androideabi",
(Arch::X64, Platform::Android) => "x86_64-linux-android",
(Arch::X86, Platform::Android) => "i686-linux-android",
(Arch::Arm64, Platform::Ios) => "aarch64-apple-ios",
(Arch::Arm64, Platform::Linux) => "aarch64-unknown-linux-gnu",
(Arch::Arm64, Platform::Macos) => "aarch64-apple-darwin",
(Arch::X64, Platform::Android) => "x86_64-linux-android",
(Arch::X64, Platform::Linux) => "x86_64-unknown-linux-gnu",
(Arch::X64, Platform::Macos) => "x86_64-apple-darwin",
(Arch::X64, Platform::Windows) => "x86_64-pc-windows-msvc",
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