diff options
Diffstat (limited to 'source/Plugins/Process/FreeBSD/RegisterContextPOSIXProcessMonitor_x86.cpp')
| -rw-r--r-- | source/Plugins/Process/FreeBSD/RegisterContextPOSIXProcessMonitor_x86.cpp | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/source/Plugins/Process/FreeBSD/RegisterContextPOSIXProcessMonitor_x86.cpp b/source/Plugins/Process/FreeBSD/RegisterContextPOSIXProcessMonitor_x86.cpp index 4608520dba409..7db7f803b371a 100644 --- a/source/Plugins/Process/FreeBSD/RegisterContextPOSIXProcessMonitor_x86.cpp +++ b/source/Plugins/Process/FreeBSD/RegisterContextPOSIXProcessMonitor_x86.cpp @@ -193,14 +193,14 @@ bool RegisterContextPOSIXProcessMonitor_x86_64::ReadRegister( bool success = ReadRegister(full_reg, value); if (success) { - // If our read was not aligned (for ah,bh,ch,dh), shift our returned value - // one byte to the right. + // If our read was not aligned (for ah,bh,ch,dh), shift our returned + // value one byte to the right. if (is_subreg && (reg_info->byte_offset & 0x1)) value.SetUInt64(value.GetAsUInt64() >> 8); // If our return byte size was greater than the return value reg size, - // then - // use the type specified by reg_info rather than the uint64_t default + // then use the type specified by reg_info rather than the uint64_t + // default if (value.GetByteSize() > reg_info->byte_size) value.SetType(reg_info); } @@ -221,7 +221,8 @@ bool RegisterContextPOSIXProcessMonitor_x86_64::ReadRegister( value.SetBytes(m_fpr.fxsave.xmm[reg - m_reg_info.first_xmm].bytes, reg_info->byte_size, byte_order); if (reg >= m_reg_info.first_ymm && reg <= m_reg_info.last_ymm) { - // Concatenate ymm using the register halves in xmm.bytes and ymmh.bytes + // Concatenate ymm using the register halves in xmm.bytes and + // ymmh.bytes if (GetFPRType() == eXSAVE && CopyXSTATEtoYMM(reg, byte_order)) value.SetBytes(m_ymm_set.ymm[reg - m_reg_info.first_ymm].bytes, reg_info->byte_size, byte_order); @@ -233,11 +234,10 @@ bool RegisterContextPOSIXProcessMonitor_x86_64::ReadRegister( return false; } - // Get pointer to m_fpr.fxsave variable and set the data from it. - // Byte offsets of all registers are calculated wrt 'UserArea' structure. - // However, ReadFPR() reads fpu registers {using ptrace(PT_GETFPREGS,..)} - // and stores them in 'm_fpr' (of type FPR structure). To extract values of - // fpu + // Get pointer to m_fpr.fxsave variable and set the data from it. Byte + // offsets of all registers are calculated wrt 'UserArea' structure. However, + // ReadFPR() reads fpu registers {using ptrace(PT_GETFPREGS,..)} and stores + // them in 'm_fpr' (of type FPR structure). To extract values of fpu // registers, m_fpr should be read at byte offsets calculated wrt to FPR // structure. @@ -299,12 +299,12 @@ bool RegisterContextPOSIXProcessMonitor_x86_64::WriteRegister( return false; } } else { - // Get pointer to m_fpr.fxsave variable and set the data to it. - // Byte offsets of all registers are calculated wrt 'UserArea' structure. - // However, WriteFPR() takes m_fpr (of type FPR structure) and writes only - // fpu - // registers using ptrace(PT_SETFPREGS,..) API. Hence fpu registers should - // be written in m_fpr at byte offsets calculated wrt FPR structure. + // Get pointer to m_fpr.fxsave variable and set the data to it. Byte + // offsets of all registers are calculated wrt 'UserArea' structure. + // However, WriteFPR() takes m_fpr (of type FPR structure) and writes + // only fpu registers using ptrace(PT_SETFPREGS,..) API. Hence fpu + // registers should be written in m_fpr at byte offsets calculated wrt + // FPR structure. // Since, FPR structure is also one of the member of UserArea structure. // byte_offset(fpu wrt FPR) = byte_offset(fpu wrt UserArea) - |