Re: [Lldb-commits] [PATCH] D14633: [LLDB][MIPS] Clear bug 25194 - LLDB-Server Assertion raised when single stepping on MIPS

[Sagar Thakur via lldb-commits]

sagar updated this revision to Diff 41232.
sagar added a comment.

Addressed review comments


Repository:
  rL LLVM

http://reviews.llvm.org/D14633

Files:
  source/Plugins/Process/Linux/NativeRegisterContextLinux_mips64.cpp

Index: source/Plugins/Process/Linux/NativeRegisterContextLinux_mips64.cpp
===================================================================
--- source/Plugins/Process/Linux/NativeRegisterContextLinux_mips64.cpp
+++ source/Plugins/Process/Linux/NativeRegisterContextLinux_mips64.cpp
@@ -1376,6 +1376,9 @@
 {
     GPR_linux_mips regs;
     ::memset(&regs, 0, sizeof(GPR_linux_mips));
+
+    // Clear all bits in RegisterValue before writing actual value read from 
ptrace to avoid garbage value in 32-bit MSB 
+    value.SetBytes((void *)(((unsigned char *)&regs) + offset), 8, 
GetByteOrder());
     Error error = NativeProcessLinux::PtraceWrapper(PTRACE_GETREGS, 
m_thread.GetID(), NULL, &regs, sizeof regs);
     if (error.Success())
     {



Index: source/Plugins/Process/Linux/NativeRegisterContextLinux_mips64.cpp
===================================================================
--- source/Plugins/Process/Linux/NativeRegisterContextLinux_mips64.cpp
+++ source/Plugins/Process/Linux/NativeRegisterContextLinux_mips64.cpp
@@ -1376,6 +1376,9 @@
 {
     GPR_linux_mips regs;
     ::memset(&regs, 0, sizeof(GPR_linux_mips));
+
+    // Clear all bits in RegisterValue before writing actual value read from ptrace to avoid garbage value in 32-bit MSB 
+    value.SetBytes((void *)(((unsigned char *)&regs) + offset), 8, GetByteOrder());
     Error error = NativeProcessLinux::PtraceWrapper(PTRACE_GETREGS, m_thread.GetID(), NULL, &regs, sizeof regs);
     if (error.Success())
     {

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