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Re: [RFA] SSE registers for cygxin target.
At 12:35 26/11/2001 , Corinna Vinschen a écrit:
>On Mon, Nov 26, 2001 at 11:10:16AM +0100, Pierre Muller wrote:
> > Apparently, my Eudora change is not enough to get the patch to be correct,
> > so I add it attached.
>
>The attachment is corrupted as well, unfortunately.
Sorry, its probably because Eudora also misbehaves with text
files that only contain LF....
Lets try once again with Dos like CR/LF in source...
hope that will help.
I also send the diff again in the text itself with yet another Eudora setting.
Index: win32-nat.c
===================================================================
RCS file: /cvs/src/src/gdb/win32-nat.c,v
retrieving revision 1.38
diff -u -r1.38 win32-nat.c
--- win32-nat.c 2001/11/24 19:00:03 1.38
+++ win32-nat.c 2001/11/26 09:47:09
@@ -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 @@
#include <sys/procfs.h>
#include <psapi.h>
+#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 @@
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 @@
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;
Index: config/i386/tm-cygwin.h
===================================================================
RCS file: /cvs/src/src/gdb/config/i386/tm-cygwin.h,v
retrieving revision 1.10
diff -u -r1.10 tm-cygwin.h
--- tm-cygwin.h 2001/11/01 16:17:08 1.10
+++ tm-cygwin.h 2001/11/26 09:47:09
@@ -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"
Index: win32-nat.c
===================================================================
RCS file: /cvs/src/src/gdb/win32-nat.c,v
retrieving revision 1.38
diff -u -r1.38 win32-nat.c
--- win32-nat.c 2001/11/24 19:00:03 1.38
+++ win32-nat.c 2001/11/26 09:47:09
@@ -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 @@
#include <sys/procfs.h>
#include <psapi.h>
+#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 @@
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 @@
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;
Index: config/i386/tm-cygwin.h
===================================================================
RCS file: /cvs/src/src/gdb/config/i386/tm-cygwin.h,v
retrieving revision 1.10
diff -u -r1.10 tm-cygwin.h
--- tm-cygwin.h 2001/11/01 16:17:08 1.10
+++ tm-cygwin.h 2001/11/26 09:47:09
@@ -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"
Pierre Muller
Institut Charles Sadron
6,rue Boussingault
F 67083 STRASBOURG CEDEX (France)
mailto:muller@ics.u-strasbg.fr
Phone : (33)-3-88-41-40-07 Fax : (33)-3-88-41-40-99