From 97da3b2016c57fefa9cb2f7d6c6c63aa352b6a04 Mon Sep 17 00:00:00 2001 From: Christopher Faylor Date: Tue, 27 Nov 2001 05:15:58 +0000 Subject: [PATCH] * config/i386/tm-cygwin.h: Define HAVE_SSE_REGS if HAVE_CONTEXT_EXTENDED_REGISTERS is defined. * win32-nat.c: Define CONTEXT_DEBUGGER_DR that will also include extended registers if HAVE_SSE_REGS is defined. (mappings array): Add offset of extended registers. (thread_rec): Use new CONTEXT_DEBUGGER_DR macro. --- gdb/ChangeLog | 9 +++++++++ gdb/config/i386/tm-cygwin.h | 8 ++++++-- gdb/win32-nat.c | 23 ++++++++++++++++++++++- gdb/windows-nat.c | 23 ++++++++++++++++++++++- 4 files changed, 59 insertions(+), 4 deletions(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index a7fb83b..3f4f170 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,12 @@ +2001-11-26 Pierre Muller + + * config/i386/tm-cygwin.h: Define HAVE_SSE_REGS if + HAVE_CONTEXT_EXTENDED_REGISTERS is defined. + * win32-nat.c: Define CONTEXT_DEBUGGER_DR that will also include + extended registers if HAVE_SSE_REGS is defined. + (mappings array): Add offset of extended registers. + (thread_rec): Use new CONTEXT_DEBUGGER_DR macro. + 2001-11-26 Tom Tromey * NEWS: Updated. diff --git a/gdb/config/i386/tm-cygwin.h b/gdb/config/i386/tm-cygwin.h index 756a6ea..1d49133 100644 --- a/gdb/config/i386/tm-cygwin.h +++ b/gdb/config/i386/tm-cygwin.h @@ -19,8 +19,12 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#undef HAVE_SSE_REGS /* FIXME! win32-nat.c needs to support XMMi registers */ +/* Use SSE registers if winnt.h contains information about them. */ +#ifdef HAVE_CONTEXT_EXTENDED_REGISTERS +#define HAVE_SSE_REGS +#else +#undef HAVE_SSE_REGS +#endif /* CONTEXT_EXTENDED_REGISTERS */ #define HAVE_I387_REGS #include "i386/tm-i386.h" diff --git a/gdb/win32-nat.c b/gdb/win32-nat.c index 4b90088..9b9286f 100644 --- a/gdb/win32-nat.c +++ b/gdb/win32-nat.c @@ -25,6 +25,7 @@ /* We assume we're being built with and will be used for cygwin. */ #include "defs.h" +#include "tm.h" /* required for SSE registers */ #include "frame.h" /* required by inferior.h */ #include "inferior.h" #include "target.h" @@ -66,6 +67,13 @@ enum #include #include +#ifdef HAVE_SSE_REGS +#define CONTEXT_DEBUGGER_DR CONTEXT_DEBUGGER | CONTEXT_EXTENDED_REGISTERS +#else +#define CONTEXT_DEBUGGER_DR CONTEXT_DEBUGGER +#endif + + /* The string sent by cygwin when it processes a signal. FIXME: This should be in a cygwin include file. */ #define CYGWIN_SIGNAL_STRING "cygwin: signal" @@ -169,6 +177,19 @@ static const int mappings[] = context_offset (FloatSave.DataSelector), context_offset (FloatSave.DataOffset), context_offset (FloatSave.ErrorSelector) +#ifdef HAVE_SSE_REGS + /* XMM0-7 */ , + context_offset (ExtendedRegisters[0*16]), + context_offset (ExtendedRegisters[1*16]), + context_offset (ExtendedRegisters[2*16]), + context_offset (ExtendedRegisters[3*16]), + context_offset (ExtendedRegisters[4*16]), + context_offset (ExtendedRegisters[5*16]), + context_offset (ExtendedRegisters[6*16]), + context_offset (ExtendedRegisters[7*16]), + /* MXCSR untested */ + context_offset (ExtendedRegisters[8*16]) +#endif }; #undef context_offset @@ -210,7 +231,7 @@ thread_rec (DWORD id, int get_context) else if (get_context < 0) th->suspend_count = -1; - th->context.ContextFlags = CONTEXT_DEBUGGER; + th->context.ContextFlags = CONTEXT_DEBUGGER_DR; GetThreadContext (th->h, &th->context); } return th; diff --git a/gdb/windows-nat.c b/gdb/windows-nat.c index 4b90088..9b9286f 100644 --- a/gdb/windows-nat.c +++ b/gdb/windows-nat.c @@ -25,6 +25,7 @@ /* We assume we're being built with and will be used for cygwin. */ #include "defs.h" +#include "tm.h" /* required for SSE registers */ #include "frame.h" /* required by inferior.h */ #include "inferior.h" #include "target.h" @@ -66,6 +67,13 @@ enum #include #include +#ifdef HAVE_SSE_REGS +#define CONTEXT_DEBUGGER_DR CONTEXT_DEBUGGER | CONTEXT_EXTENDED_REGISTERS +#else +#define CONTEXT_DEBUGGER_DR CONTEXT_DEBUGGER +#endif + + /* The string sent by cygwin when it processes a signal. FIXME: This should be in a cygwin include file. */ #define CYGWIN_SIGNAL_STRING "cygwin: signal" @@ -169,6 +177,19 @@ static const int mappings[] = context_offset (FloatSave.DataSelector), context_offset (FloatSave.DataOffset), context_offset (FloatSave.ErrorSelector) +#ifdef HAVE_SSE_REGS + /* XMM0-7 */ , + context_offset (ExtendedRegisters[0*16]), + context_offset (ExtendedRegisters[1*16]), + context_offset (ExtendedRegisters[2*16]), + context_offset (ExtendedRegisters[3*16]), + context_offset (ExtendedRegisters[4*16]), + context_offset (ExtendedRegisters[5*16]), + context_offset (ExtendedRegisters[6*16]), + context_offset (ExtendedRegisters[7*16]), + /* MXCSR untested */ + context_offset (ExtendedRegisters[8*16]) +#endif }; #undef context_offset @@ -210,7 +231,7 @@ thread_rec (DWORD id, int get_context) else if (get_context < 0) th->suspend_count = -1; - th->context.ContextFlags = CONTEXT_DEBUGGER; + th->context.ContextFlags = CONTEXT_DEBUGGER_DR; GetThreadContext (th->h, &th->context); } return th; -- 2.7.4