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stage2: Allow building musl/glibc in thumb mode

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LemonBoy 2021-05-06 19:03:42 +02:00 committed by Isaac Freund
parent b288f8c9a6
commit ac546f56eb
2 changed files with 16 additions and 2 deletions
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12
src/Compilation.zig
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@ -2903,7 +2903,17 @@ fn detectLibCIncludeDirs(
if (target_util.canBuildLibC(target)) {
const generic_name = target_util.libCGenericName(target);
// Some architectures are handled by the same set of headers.
const arch_name = if (target.abi.isMusl()) target_util.archMuslName(target.cpu.arch) else @tagName(target.cpu.arch);
const arch_name = if (target.abi.isMusl())
target_util.archMuslName(target.cpu.arch)
else if (target.cpu.arch.isThumb())
// ARM headers are valid for Thumb too.
switch (target.cpu.arch) {
.thumb => "arm",
.thumbeb => "armeb",
else => unreachable,
}
else
@tagName(target.cpu.arch);
const os_name = @tagName(target.os.tag);
// Musl's headers are ABI-agnostic and so they all have the "musl" ABI name.
const abi_name = if (target.abi.isMusl()) "musl" else @tagName(target.abi);

6
src/target.zig
View File

@ -24,6 +24,10 @@ pub const available_libcs = [_]ArchOsAbi{
.{ .arch = .arm, .os = .linux, .abi = .gnueabihf },
.{ .arch = .arm, .os = .linux, .abi = .musleabi },
.{ .arch = .arm, .os = .linux, .abi = .musleabihf },
.{ .arch = .thumb, .os = .linux, .abi = .gnueabi },
.{ .arch = .thumb, .os = .linux, .abi = .gnueabihf },
.{ .arch = .thumb, .os = .linux, .abi = .musleabi },
.{ .arch = .thumb, .os = .linux, .abi = .musleabihf },
.{ .arch = .arm, .os = .windows, .abi = .gnu },
.{ .arch = .csky, .os = .linux, .abi = .gnueabi },
.{ .arch = .csky, .os = .linux, .abi = .gnueabihf },
@ -97,7 +101,7 @@ pub fn libCGenericName(target: std.Target) [:0]const u8 {
pub fn archMuslName(arch: std.Target.Cpu.Arch) [:0]const u8 {
switch (arch) {
.aarch64, .aarch64_be => return "aarch64",
.arm, .armeb => return "arm",
.arm, .armeb, .thumb, .thumbeb => return "arm",
.mips, .mipsel => return "mips",
.mips64el, .mips64 => return "mips64",
.powerpc => return "powerpc",