Sebastian Lackner : ntdll: Fix up instruction pointer in context for EXCEPTION_BREAKPOINT on x86_64.

[Alexandre Julliard]

Module: wine
Branch: stable
Commit: 9c334d3bfe78a2f189a1d42c99fb46f8ce3854f7
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=9c334d3bfe78a2f189a1d42c99...

Author: Sebastian Lackner 
Date:   Fri Feb 19 03:08:42 2016 +0100

ntdll: Fix up instruction pointer in context for EXCEPTION_BREAKPOINT on x86_64.

Similar to eab168cf9eaa6ed9f8800b25155d329376f2343f for x86.

Signed-off-by: Sebastian Lackner 
Signed-off-by: Alexandre Julliard 
(cherry picked from commit d0cc0dd69f029fcd54275784d3edc0f1426fc568)
Signed-off-by: Michael Stefaniuc

---

dlls/ntdll/signal_x86_64.c   | 3 +++
 dlls/ntdll/tests/exception.c | 6 ------
 2 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/dlls/ntdll/signal_x86_64.c b/dlls/ntdll/signal_x86_64.c
index be5a342..84802b2 100644
--- a/dlls/ntdll/signal_x86_64.c
+++ b/dlls/ntdll/signal_x86_64.c
@@ -2482,6 +2482,9 @@ static NTSTATUS raise_exception( EXCEPTION_RECORD *rec, CONTEXT *context, BOOL f
         if (status == DBG_CONTINUE || status == DBG_EXCEPTION_HANDLED)
             return STATUS_SUCCESS;

+        /* fix up instruction pointer in context for EXCEPTION_BREAKPOINT */
+        if (rec->ExceptionCode == EXCEPTION_BREAKPOINT) context->Rip--;
+
         if (call_vectored_handlers( rec, context ) == EXCEPTION_CONTINUE_EXECUTION)
             return STATUS_SUCCESS;

diff --git a/dlls/ntdll/tests/exception.c b/dlls/ntdll/tests/exception.c
index 86a22d9..c62dcb3 100644
--- a/dlls/ntdll/tests/exception.c
+++ b/dlls/ntdll/tests/exception.c
@@ -1870,7 +1870,6 @@ static LONG CALLBACK debug_service_handler(EXCEPTION_POINTERS *ExceptionInfo)
            "got ExceptionInformation[2] = %lx\n", rec->ExceptionInformation[2]);
     }
 #else
-    todo_wine
     ok(ExceptionInfo->ContextRecord->Rip == (DWORD_PTR)code_mem + 0x2f,
        "expected Rip = %lx, got %lx\n", (DWORD_PTR)code_mem + 0x2f, ExceptionInfo->ContextRecord->Rip);
     ok(rec->NumberParameters == 1,
@@ -1937,7 +1936,6 @@ static const BYTE call_debug_service_code[] = {

static void test_debug_service(DWORD numexc)
 {
-    const BOOL is_win64 = (sizeof(void *) > sizeof(int));
     DWORD (CDECL *func)(DWORD_PTR) = code_mem;
     DWORD expected_exc, expected_ret;
     void *vectored_handler;
@@ -1958,7 +1956,6 @@ static void test_debug_service(DWORD numexc)
     ok(debug_service_exceptions == expected_exc,
        "BREAKPOINT_BREAK generated %u exceptions, expected %u\n",
        debug_service_exceptions, expected_exc);
-    todo_wine_if(is_win64)
     ok(ret == expected_ret,
        "BREAKPOINT_BREAK returned %u, expected %u\n", ret, expected_ret);

@@ -1968,7 +1965,6 @@ static void test_debug_service(DWORD numexc)
     ok(debug_service_exceptions == expected_exc,
        "BREAKPOINT_PROMPT generated %u exceptions, expected %u\n",
        debug_service_exceptions, expected_exc);
-    todo_wine_if(is_win64)
     ok(ret == expected_ret,
        "BREAKPOINT_PROMPT returned %u, expected %u\n", ret, expected_ret);

@@ -1978,7 +1974,6 @@ static void test_debug_service(DWORD numexc)
     ok(debug_service_exceptions == expected_exc,
        "invalid debug service generated %u exceptions, expected %u\n",
        debug_service_exceptions, expected_exc);
-    todo_wine_if(is_win64)
     ok(ret == expected_ret,
       "invalid debug service returned %u, expected %u\n", ret, expected_ret);

@@ -2045,7 +2040,6 @@ static LONG CALLBACK breakpoint_handler(EXCEPTION_POINTERS *ExceptionInfo)
        "got ExceptionInformation[0] = %lx\n", rec->ExceptionInformation[0]);
     ExceptionInfo->ContextRecord->Eip = (DWORD)code_mem + 2;
 #else
-    todo_wine
     ok(ExceptionInfo->ContextRecord->Rip == (DWORD_PTR)code_mem + 1,
        "expected Rip = %lx, got %lx\n", (DWORD_PTR)code_mem + 1, ExceptionInfo->ContextRecord->Rip);
     todo_wine