[Lldb-commits] [lldb] [lldb][Windows] WoA HW Break and Watchpoint support in LLDB (PR #108072)
Omair Javaid via lldb-commits
lldb-commits at lists.llvm.org
Wed Sep 11 03:33:50 PDT 2024
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@@ -143,8 +142,14 @@ NativeRegisterContextWindows::CreateHostNativeRegisterContextWindows(
NativeRegisterContextWindows_arm64::NativeRegisterContextWindows_arm64(
const ArchSpec &target_arch, NativeThreadProtocol &native_thread)
- : NativeRegisterContextWindows(native_thread,
- CreateRegisterInfoInterface(target_arch)) {}
+ : NativeRegisterContextRegisterInfo(
+ native_thread, CreateRegisterInfoInterface(target_arch)) {
+ // Currently, there is no API to query the maximum supported hardware
+ // breakpoints and watchpoints on Windows. The values set below are based
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omjavaid wrote:
Also winnt.h defines wvr, wcr, bvr and bcr arrays which has size equal to ARM64_MAX_WATCHPOINTS or ARM64_MAX_BREAKPOINTS. So we should be able to read and write those arrays regardless of whether they eventually generate a watchpoint or breakpoint exception or not.
https://github.com/llvm/llvm-project/pull/108072
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