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[lldb] Pretend host architecture is arm64 on AS

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The arm64e architecture is a preview. On Apple Silicon, pretend the host
architecture is arm64.
This commit is contained in:
Jonas Devlieghere 2021-04-13 18:56:05 -07:00
parent d5e962f1f2
commit 479b672ff9
1 changed files with 6 additions and 0 deletions
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6
lldb/source/Host/macosx/objcxx/HostInfoMacOSX.mm
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@ -243,6 +243,12 @@ void HostInfoMacOSX::ComputeHostArchitectureSupport(ArchSpec &arch_32,
len = sizeof(is_64_bit_capable);
::sysctlbyname("hw.cpu64bit_capable", &is_64_bit_capable, &len, NULL, 0);
if (cputype == CPU_TYPE_ARM64 && cpusubtype == CPU_SUBTYPE_ARM64E) {
// The arm64e architecture is a preview. Pretend the host architecture
// is arm64.
cpusubtype = CPU_SUBTYPE_ARM64_ALL;
}
if (is_64_bit_capable) {
if (cputype & CPU_ARCH_ABI64) {
// We have a 64 bit kernel on a 64 bit system