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| author | Tim Northover <tnorthover@apple.com> | 2019-09-12 10:22:23 +0000 |
|---|---|---|
| committer | Tim Northover <tnorthover@apple.com> | 2019-09-12 10:22:23 +0000 |
| commit | f1c28929125400a1680868f7c6eea720de256779 (patch) | |
| tree | 0ef7b4fac0adf3a403b55134b9df4a89616efaaa /llvm/lib/MC/MCObjectFileInfo.cpp | |
| parent | 98534843fb4c14ebe8022143cdcfc2a4ea8d2d02 (diff) | |
| download | bcm5719-llvm-f1c28929125400a1680868f7c6eea720de256779.tar.gz bcm5719-llvm-f1c28929125400a1680868f7c6eea720de256779.zip | |
AArch64: support arm64_32, an ILP32 slice for watchOS.
This is the main CodeGen patch to support the arm64_32 watchOS ABI in LLVM.
FastISel is mostly disabled for now since it would generate incorrect code for
ILP32.
llvm-svn: 371722
Diffstat (limited to 'llvm/lib/MC/MCObjectFileInfo.cpp')
| -rw-r--r-- | llvm/lib/MC/MCObjectFileInfo.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/llvm/lib/MC/MCObjectFileInfo.cpp b/llvm/lib/MC/MCObjectFileInfo.cpp index 861e5013b6b..70c0409ece7 100644 --- a/llvm/lib/MC/MCObjectFileInfo.cpp +++ b/llvm/lib/MC/MCObjectFileInfo.cpp @@ -28,7 +28,7 @@ static bool useCompactUnwind(const Triple &T) { return false; // aarch64 always has it. - if (T.getArch() == Triple::aarch64) + if (T.getArch() == Triple::aarch64 || T.getArch() == Triple::aarch64_32) return true; // armv7k always has it. @@ -57,7 +57,8 @@ void MCObjectFileInfo::initMachOMCObjectFileInfo(const Triple &T) { MachO::S_ATTR_STRIP_STATIC_SYMS | MachO::S_ATTR_LIVE_SUPPORT, SectionKind::getReadOnly()); - if (T.isOSDarwin() && T.getArch() == Triple::aarch64) + if (T.isOSDarwin() && + (T.getArch() == Triple::aarch64 || T.getArch() == Triple::aarch64_32)) SupportsCompactUnwindWithoutEHFrame = true; if (T.isWatchABI()) @@ -193,7 +194,7 @@ void MCObjectFileInfo::initMachOMCObjectFileInfo(const Triple &T) { if (T.getArch() == Triple::x86_64 || T.getArch() == Triple::x86) CompactUnwindDwarfEHFrameOnly = 0x04000000; // UNWIND_X86_64_MODE_DWARF - else if (T.getArch() == Triple::aarch64) + else if (T.getArch() == Triple::aarch64 || T.getArch() == Triple::aarch64_32) CompactUnwindDwarfEHFrameOnly = 0x03000000; // UNWIND_ARM64_MODE_DWARF else if (T.getArch() == Triple::arm || T.getArch() == Triple::thumb) CompactUnwindDwarfEHFrameOnly = 0x04000000; // UNWIND_ARM_MODE_DWARF |
