labath updated this revision to Diff 386516.
labath added a comment.
- remove "at least"
- change CreateArchList argument order to match the triple format. This would
be particularly important if new arguments are added later.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D113608/new/
https://reviews.llvm.org/D113608
Files:
lldb/include/lldb/Target/Platform.h
lldb/source/Plugins/Platform/FreeBSD/PlatformFreeBSD.cpp
lldb/source/Plugins/Platform/FreeBSD/PlatformFreeBSD.h
lldb/source/Plugins/Platform/Linux/PlatformLinux.cpp
lldb/source/Plugins/Platform/Linux/PlatformLinux.h
lldb/source/Plugins/Platform/NetBSD/PlatformNetBSD.cpp
lldb/source/Plugins/Platform/NetBSD/PlatformNetBSD.h
lldb/source/Target/Platform.cpp
Index: lldb/source/Target/Platform.cpp
===================================================================
--- lldb/source/Target/Platform.cpp
+++ lldb/source/Target/Platform.cpp
@@ -1213,6 +1213,35 @@
return platform_sp;
}
+std::vector<ArchSpec>
+Platform::CreateArchList(llvm::ArrayRef<llvm::Triple::ArchType> archs,
+ llvm::Triple::OSType os) {
+ std::vector<ArchSpec> list;
+ for(auto arch : archs) {
+ llvm::Triple triple;
+ triple.setArch(arch);
+ triple.setOS(os);
+ list.push_back(ArchSpec(triple));
+ }
+ return list;
+}
+
+bool Platform::GetSupportedArchitectureAtIndex(uint32_t idx, ArchSpec &arch) {
+ const auto &archs = GetSupportedArchitectures();
+ if (idx > archs.size())
+ return false;
+ arch = archs[idx];
+ return true;
+}
+
+std::vector<ArchSpec> Platform::GetSupportedArchitectures() {
+ std::vector<ArchSpec> result;
+ ArchSpec arch;
+ for (uint32_t idx = 0; GetSupportedArchitectureAtIndex(idx, arch); ++idx)
+ result.push_back(arch);
+ return result;
+}
+
/// Lets a platform answer if it is compatible with a given
/// architecture and the target triple contained within.
bool Platform::IsCompatibleArchitecture(const ArchSpec &arch,
Index: lldb/source/Plugins/Platform/NetBSD/PlatformNetBSD.h
===================================================================
--- lldb/source/Plugins/Platform/NetBSD/PlatformNetBSD.h
+++ lldb/source/Plugins/Platform/NetBSD/PlatformNetBSD.h
@@ -42,7 +42,7 @@
void GetStatus(Stream &strm) override;
- bool GetSupportedArchitectureAtIndex(uint32_t idx, ArchSpec &arch) override;
+ std::vector<ArchSpec> GetSupportedArchitectures() override;
uint32_t GetResumeCountForLaunchInfo(ProcessLaunchInfo &launch_info) override;
@@ -54,6 +54,8 @@
lldb::addr_t length, unsigned prot,
unsigned flags, lldb::addr_t fd,
lldb::addr_t offset) override;
+
+ std::vector<ArchSpec> m_supported_architectures;
};
} // namespace platform_netbsd
Index: lldb/source/Plugins/Platform/NetBSD/PlatformNetBSD.cpp
===================================================================
--- lldb/source/Plugins/Platform/NetBSD/PlatformNetBSD.cpp
+++ lldb/source/Plugins/Platform/NetBSD/PlatformNetBSD.cpp
@@ -100,54 +100,24 @@
/// Default Constructor
PlatformNetBSD::PlatformNetBSD(bool is_host)
: PlatformPOSIX(is_host) // This is the local host platform
-{}
-
-bool PlatformNetBSD::GetSupportedArchitectureAtIndex(uint32_t idx,
- ArchSpec &arch) {
- if (IsHost()) {
+{
+ if (is_host) {
ArchSpec hostArch = HostInfo::GetArchitecture(HostInfo::eArchKindDefault);
- if (hostArch.GetTriple().isOSNetBSD()) {
- if (idx == 0) {
- arch = hostArch;
- return arch.IsValid();
- } else if (idx == 1) {
- // If the default host architecture is 64-bit, look for a 32-bit
- // variant
- if (hostArch.IsValid() && hostArch.GetTriple().isArch64Bit()) {
- arch = HostInfo::GetArchitecture(HostInfo::eArchKind32);
- return arch.IsValid();
- }
- }
+ m_supported_architectures.push_back(hostArch);
+ if (hostArch.GetTriple().isArch64Bit()) {
+ m_supported_architectures.push_back(
+ HostInfo::GetArchitecture(HostInfo::eArchKind32));
}
} else {
- if (m_remote_platform_sp)
- return m_remote_platform_sp->GetSupportedArchitectureAtIndex(idx, arch);
-
- llvm::Triple triple;
- // Set the OS to NetBSD
- triple.setOS(llvm::Triple::NetBSD);
- // Set the architecture
- switch (idx) {
- case 0:
- triple.setArchName("x86_64");
- break;
- case 1:
- triple.setArchName("i386");
- break;
- default:
- return false;
- }
- // Leave the vendor as "llvm::Triple:UnknownVendor" and don't specify the
- // vendor by calling triple.SetVendorName("unknown") so that it is a
- // "unspecified unknown". This means when someone calls
- // triple.GetVendorName() it will return an empty string which indicates
- // that the vendor can be set when two architectures are merged
-
- // Now set the triple into "arch" and return true
- arch.SetTriple(triple);
- return true;
+ m_supported_architectures = CreateArchList(
+ {llvm::Triple::x86_64, llvm::Triple::x86}, llvm::Triple::NetBSD);
}
- return false;
+}
+
+std::vector<ArchSpec> PlatformNetBSD::GetSupportedArchitectures() {
+ if (m_remote_platform_sp)
+ return m_remote_platform_sp->GetSupportedArchitectures();
+ return m_supported_architectures;
}
void PlatformNetBSD::GetStatus(Stream &strm) {
Index: lldb/source/Plugins/Platform/Linux/PlatformLinux.h
===================================================================
--- lldb/source/Plugins/Platform/Linux/PlatformLinux.h
+++ lldb/source/Plugins/Platform/Linux/PlatformLinux.h
@@ -42,7 +42,7 @@
void GetStatus(Stream &strm) override;
- bool GetSupportedArchitectureAtIndex(uint32_t idx, ArchSpec &arch) override;
+ std::vector<ArchSpec> GetSupportedArchitectures() override;
uint32_t GetResumeCountForLaunchInfo(ProcessLaunchInfo &launch_info) override;
@@ -54,6 +54,8 @@
lldb::addr_t length, unsigned prot,
unsigned flags, lldb::addr_t fd,
lldb::addr_t offset) override;
+
+ std::vector<ArchSpec> m_supported_architectures;
};
} // namespace platform_linux
Index: lldb/source/Plugins/Platform/Linux/PlatformLinux.cpp
===================================================================
--- lldb/source/Plugins/Platform/Linux/PlatformLinux.cpp
+++ lldb/source/Plugins/Platform/Linux/PlatformLinux.cpp
@@ -107,78 +107,28 @@
/// Default Constructor
PlatformLinux::PlatformLinux(bool is_host)
: PlatformPOSIX(is_host) // This is the local host platform
-{}
-
-bool PlatformLinux::GetSupportedArchitectureAtIndex(uint32_t idx,
- ArchSpec &arch) {
- if (IsHost()) {
+{
+ if (is_host) {
ArchSpec hostArch = HostInfo::GetArchitecture(HostInfo::eArchKindDefault);
- if (hostArch.GetTriple().isOSLinux()) {
- if (idx == 0) {
- arch = hostArch;
- return arch.IsValid();
- } else if (idx == 1) {
- // If the default host architecture is 64-bit, look for a 32-bit
- // variant
- if (hostArch.IsValid() && hostArch.GetTriple().isArch64Bit()) {
- arch = HostInfo::GetArchitecture(HostInfo::eArchKind32);
- return arch.IsValid();
- }
- }
+ m_supported_architectures.push_back(hostArch);
+ if (hostArch.GetTriple().isArch64Bit()) {
+ m_supported_architectures.push_back(
+ HostInfo::GetArchitecture(HostInfo::eArchKind32));
}
} else {
- if (m_remote_platform_sp)
- return m_remote_platform_sp->GetSupportedArchitectureAtIndex(idx, arch);
-
- llvm::Triple triple;
- // Set the OS to linux
- triple.setOS(llvm::Triple::Linux);
- // Set the architecture
- switch (idx) {
- case 0:
- triple.setArchName("x86_64");
- break;
- case 1:
- triple.setArchName("i386");
- break;
- case 2:
- triple.setArchName("arm");
- break;
- case 3:
- triple.setArchName("aarch64");
- break;
- case 4:
- triple.setArchName("mips64");
- break;
- case 5:
- triple.setArchName("hexagon");
- break;
- case 6:
- triple.setArchName("mips");
- break;
- case 7:
- triple.setArchName("mips64el");
- break;
- case 8:
- triple.setArchName("mipsel");
- break;
- case 9:
- triple.setArchName("s390x");
- break;
- default:
- return false;
- }
- // Leave the vendor as "llvm::Triple:UnknownVendor" and don't specify the
- // vendor by calling triple.SetVendorName("unknown") so that it is a
- // "unspecified unknown". This means when someone calls
- // triple.GetVendorName() it will return an empty string which indicates
- // that the vendor can be set when two architectures are merged
-
- // Now set the triple into "arch" and return true
- arch.SetTriple(triple);
- return true;
+ m_supported_architectures = CreateArchList(
+ {llvm::Triple::x86_64, llvm::Triple::x86, llvm::Triple::arm,
+ llvm::Triple::aarch64, llvm::Triple::mips64, llvm::Triple::mips64,
+ llvm::Triple::hexagon, llvm::Triple::mips, llvm::Triple::mips64el,
+ llvm::Triple::mipsel, llvm::Triple::systemz},
+ llvm::Triple::Linux);
}
- return false;
+}
+
+std::vector<ArchSpec> PlatformLinux::GetSupportedArchitectures() {
+ if (m_remote_platform_sp)
+ return m_remote_platform_sp->GetSupportedArchitectures();
+ return m_supported_architectures;
}
void PlatformLinux::GetStatus(Stream &strm) {
Index: lldb/source/Plugins/Platform/FreeBSD/PlatformFreeBSD.h
===================================================================
--- lldb/source/Plugins/Platform/FreeBSD/PlatformFreeBSD.h
+++ lldb/source/Plugins/Platform/FreeBSD/PlatformFreeBSD.h
@@ -42,7 +42,7 @@
void GetStatus(Stream &strm) override;
- bool GetSupportedArchitectureAtIndex(uint32_t idx, ArchSpec &arch) override;
+ std::vector<ArchSpec> GetSupportedArchitectures() override;
bool CanDebugProcess() override;
@@ -52,6 +52,8 @@
lldb::addr_t length, unsigned prot,
unsigned flags, lldb::addr_t fd,
lldb::addr_t offset) override;
+
+ std::vector<ArchSpec> m_supported_architectures;
};
} // namespace platform_freebsd
Index: lldb/source/Plugins/Platform/FreeBSD/PlatformFreeBSD.cpp
===================================================================
--- lldb/source/Plugins/Platform/FreeBSD/PlatformFreeBSD.cpp
+++ lldb/source/Plugins/Platform/FreeBSD/PlatformFreeBSD.cpp
@@ -111,72 +111,27 @@
/// Default Constructor
PlatformFreeBSD::PlatformFreeBSD(bool is_host)
: PlatformPOSIX(is_host) // This is the local host platform
-{}
-
-bool PlatformFreeBSD::GetSupportedArchitectureAtIndex(uint32_t idx,
- ArchSpec &arch) {
- if (IsHost()) {
+{
+ if (is_host) {
ArchSpec hostArch = HostInfo::GetArchitecture(HostInfo::eArchKindDefault);
- if (hostArch.GetTriple().isOSFreeBSD()) {
- if (idx == 0) {
- arch = hostArch;
- return arch.IsValid();
- } else if (idx == 1) {
- // If the default host architecture is 64-bit, look for a 32-bit
- // variant
- if (hostArch.IsValid() && hostArch.GetTriple().isArch64Bit()) {
- arch = HostInfo::GetArchitecture(HostInfo::eArchKind32);
- return arch.IsValid();
- }
- }
+ m_supported_architectures.push_back(hostArch);
+ if (hostArch.GetTriple().isArch64Bit()) {
+ m_supported_architectures.push_back(
+ HostInfo::GetArchitecture(HostInfo::eArchKind32));
}
} else {
- if (m_remote_platform_sp)
- return m_remote_platform_sp->GetSupportedArchitectureAtIndex(idx, arch);
-
- llvm::Triple triple;
- // Set the OS to FreeBSD
- triple.setOS(llvm::Triple::FreeBSD);
- // Set the architecture
- switch (idx) {
- case 0:
- triple.setArchName("x86_64");
- break;
- case 1:
- triple.setArchName("i386");
- break;
- case 2:
- triple.setArchName("aarch64");
- break;
- case 3:
- triple.setArchName("arm");
- break;
- case 4:
- triple.setArchName("mips64");
- break;
- case 5:
- triple.setArchName("mips");
- break;
- case 6:
- triple.setArchName("ppc64");
- break;
- case 7:
- triple.setArchName("ppc");
- break;
- default:
- return false;
- }
- // Leave the vendor as "llvm::Triple:UnknownVendor" and don't specify the
- // vendor by calling triple.SetVendorName("unknown") so that it is a
- // "unspecified unknown". This means when someone calls
- // triple.GetVendorName() it will return an empty string which indicates
- // that the vendor can be set when two architectures are merged
-
- // Now set the triple into "arch" and return true
- arch.SetTriple(triple);
- return true;
+ m_supported_architectures = CreateArchList(
+ {llvm::Triple::x86_64, llvm::Triple::x86, llvm::Triple::aarch64,
+ llvm::Triple::arm, llvm::Triple::mips64, llvm::Triple::ppc64,
+ llvm::Triple::ppc},
+ llvm::Triple::FreeBSD);
}
- return false;
+}
+
+std::vector<ArchSpec> PlatformFreeBSD::GetSupportedArchitectures() {
+ if (m_remote_platform_sp)
+ return m_remote_platform_sp->GetSupportedArchitectures();
+ return m_supported_architectures;
}
void PlatformFreeBSD::GetStatus(Stream &strm) {
Index: lldb/include/lldb/Target/Platform.h
===================================================================
--- lldb/include/lldb/Target/Platform.h
+++ lldb/include/lldb/Target/Platform.h
@@ -322,7 +322,13 @@
/// \b true if \a arch was filled in and is valid, \b false
/// otherwise.
virtual bool GetSupportedArchitectureAtIndex(uint32_t idx,
- ArchSpec &arch) = 0;
+ ArchSpec &arch);
+
+ /// Get the platform's supported architectures in the order in which they
+ /// should be searched.
+ /// NB: This implementation is mutually recursive with
+ /// GetSupportedArchitectureAtIndex. Subclasses should implement one of them.
+ virtual std::vector<ArchSpec> GetSupportedArchitectures();
virtual size_t GetSoftwareBreakpointTrapOpcode(Target &target,
BreakpointSite *bp_site);
@@ -858,6 +864,12 @@
}
protected:
+ /// Create a list of ArchSpecs with the given OS and a architectures. The
+ /// vendor field is left as an "unspecified unknown".
+ static std::vector<ArchSpec>
+ CreateArchList(llvm::ArrayRef<llvm::Triple::ArchType> archs,
+ llvm::Triple::OSType os);
+
/// Private implementation of connecting to a process. If the stream is set
/// we connect synchronously.
lldb::ProcessSP DoConnectProcess(llvm::StringRef connect_url,
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