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-rw-r--r--overlay/mgdb/gdb/amd64-winnt-regcache.c39
-rw-r--r--overlay/mgdb/gdb/i386-winnt-regcache.c10
-rw-r--r--overlay/mgdb/gdb/winnt-nat.c19
-rw-r--r--overlay/mgdb/gdb/winnt-nat.h8
4 files changed, 73 insertions, 3 deletions
diff --git a/overlay/mgdb/gdb/amd64-winnt-regcache.c b/overlay/mgdb/gdb/amd64-winnt-regcache.c
index 7a1dab6..86a4b28 100644
--- a/overlay/mgdb/gdb/amd64-winnt-regcache.c
+++ b/overlay/mgdb/gdb/amd64-winnt-regcache.c
@@ -13,6 +13,8 @@
#include <signal.h>
#include <sys/debug.h>
+#define AMD64_KNOWN_REG_CAP AMD64_MXCSR_REGNUM
+
struct regcache;
static unsigned regoffs[AMD64_NUM_REGS];
@@ -87,6 +89,43 @@ void amd64_winnt_fetch_registers(
regctx->uc_context_flags = WINNT_THREAD_CONTEXT_READY;
}
+void amd64_winnt_store_registers(
+ const struct regcache * rcache,
+ int regnum,
+ struct winnt_thread * thread)
+{
+ int pfd;
+ pid_t tid;
+ int rmin;
+ int rmax;
+ char * mark;
+ mcontext_t * regctx;
+
+ if (regnum > AMD64_KNOWN_REG_CAP)
+ return;
+
+ if (regnum < 0) {
+ rmin = 0;
+ rmax = AMD64_KNOWN_REG_CAP;
+ } else {
+ rmin = regnum;
+ rmax = regnum;
+ }
+
+ pfd = thread->process->pfd;
+ tid = thread->tid;
+ regctx = &thread->regctx;
+ mark = (char *)regctx;
+
+ for (regnum=rmin; regnum<=rmax; regnum++)
+ regcache_raw_collect(
+ rcache,regnum,
+ mark + regoffs[regnum]);
+
+ if (!__dbg_regs_store(pfd,tid,regctx))
+ regctx->uc_context_flags = WINNT_THREAD_CONTEXT_READY;
+}
+
#define AMD64_WINNT_INIT_REG_OFFSET(regnum,regmem) \
regoffs[regnum] = offsetof(mcontext_t,regmem)
diff --git a/overlay/mgdb/gdb/i386-winnt-regcache.c b/overlay/mgdb/gdb/i386-winnt-regcache.c
index 7941fd3..d3745a1 100644
--- a/overlay/mgdb/gdb/i386-winnt-regcache.c
+++ b/overlay/mgdb/gdb/i386-winnt-regcache.c
@@ -20,3 +20,13 @@ void i386_winnt_fetch_registers(
(void)regnum;
(void)thread;
}
+
+void i386_winnt_store_registers(
+ const struct regcache * rcache,
+ int regnum,
+ struct winnt_thread * thread)
+{
+ (void)rcache;
+ (void)regnum;
+ (void)thread;
+}
diff --git a/overlay/mgdb/gdb/winnt-nat.c b/overlay/mgdb/gdb/winnt-nat.c
index 5ce4a4c..a52ce8e 100644
--- a/overlay/mgdb/gdb/winnt-nat.c
+++ b/overlay/mgdb/gdb/winnt-nat.c
@@ -678,9 +678,22 @@ static void winnt_store_registers (
struct regcache * rcache,
int regnum)
{
- (void)t;
- (void)rcache;
- (void)regnum;
+ pid_t tid;
+ struct winnt_thread * thread;
+
+ tid = inferior_ptid.tid;
+
+ if (!(thread = winnt_get_thread_from_ptid(inferior_ptid)))
+ winnt_perror("internal error: thread record not found",tid);
+
+ if (sizeof(uintptr_t) == 8)
+ amd64_winnt_store_registers(
+ rcache,regnum,
+ thread);
+ else
+ i386_winnt_store_registers(
+ rcache,regnum,
+ thread);
}
static void winnt_attach (struct target_ops * t, const char * args, int from_tty)
diff --git a/overlay/mgdb/gdb/winnt-nat.h b/overlay/mgdb/gdb/winnt-nat.h
index c99d3f4..473c2a9 100644
--- a/overlay/mgdb/gdb/winnt-nat.h
+++ b/overlay/mgdb/gdb/winnt-nat.h
@@ -50,8 +50,16 @@ void amd64_winnt_fetch_registers(
struct regcache *, int regnum,
struct winnt_thread *);
+void amd64_winnt_store_registers(
+ const struct regcache *, int regnum,
+ struct winnt_thread *);
+
void i386_winnt_fetch_registers(
struct regcache *, int regnum,
struct winnt_thread *);
+void i386_winnt_store_registers(
+ const struct regcache *, int regnum,
+ struct winnt_thread *);
+
#endif