typedef enum {
by_none,
- by_name,
by_token
} throwType;
/*------------------------------------------------------------------*/
gpointer
-mono_arch_get_call_filter (void)
+mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot)
{
static guint8 *start;
static int inited = 0;
guint8 *code;
int alloc_size, pos, i;
+ g_assert (!aot);
+ if (info)
+ *info = NULL;
+
if (inited)
return start;
static void (*restore_context) (MonoContext *);
if (!restore_context)
- restore_context = mono_arch_get_restore_context();
+ restore_context = mono_get_restore_context();
memset(&ctx, 0, sizeof(ctx));
/*------------------------------------------------------------------*/
static gpointer
-get_throw_exception_generic (guint8 *start, int size,
- throwType type, gboolean rethrow)
+mono_arch_get_throw_exception_generic (int size, MonoTrampInfo **info,
+ int corlib, gboolean rethrow, gboolean aot)
{
- guint8 *code;
+ guint8 *code, *start;
int alloc_size, pos, i;
- code = start;
+ code = start = mono_global_codeman_reserve(size);
s390_stmg (code, s390_r6, s390_r14, STK_BASE, S390_REG_SAVE_OFFSET);
alloc_size = S390_ALIGN(S390_THROWSTACK_SIZE, S390_STACK_ALIGNMENT);
s390_lgr (code, s390_r14, STK_BASE);
s390_aghi (code, STK_BASE, -alloc_size);
s390_stg (code, s390_r14, 0, STK_BASE, 0);
- switch (type) {
- case by_name :
- s390_lgr (code, s390_r4, s390_r2);
- s390_lg (code, s390_r3, 0, s390_r2, G_STRUCT_OFFSET(MonoException, object));
- s390_basr (code, s390_r13, 0);
- s390_j (code, 10);
- s390_llong(code, mono_defaults.corlib);
- s390_llong(code, mono_exception_from_name);
- s390_lg (code, s390_r3, 0, s390_r3, G_STRUCT_OFFSET(MonoVTable, klass));
- s390_lg (code, s390_r2, 0, s390_r13, 4);
- s390_lg (code, s390_r1, 0, s390_r13, 12);
- s390_lg (code, s390_r4, 0, s390_r3, G_STRUCT_OFFSET(MonoClass, name));
- s390_lg (code, s390_r3, 0, s390_r3, G_STRUCT_OFFSET(MonoClass, name_space));
- s390_basr (code, s390_r14, s390_r1);
- break;
- case by_token :
- s390_lgr (code, s390_r3, s390_r2);
+ s390_lgr (code, s390_r3, s390_r2);
+ if (corlib) {
s390_basr (code, s390_r13, 0);
s390_j (code, 10);
s390_llong(code, mono_defaults.exception_class->image);
s390_lg (code, s390_r2, 0, s390_r13, 4);
s390_lg (code, s390_r1, 0, s390_r13, 12);
s390_basr (code, s390_r14, s390_r1);
- break;
- case by_none :
- break;
}
+
/*------------------------------------------------------*/
/* save the general registers on the stack */
/*------------------------------------------------------*/
/* */
/*------------------------------------------------------------------*/
-gpointer
-mono_arch_get_throw_exception (void)
+gpointer
+mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot)
{
- static guint8 *start;
- static int inited = 0;
- if (inited)
- return start;
- start = mono_global_codeman_reserve (SZ_THROW);
- get_throw_exception_generic (start, SZ_THROW, by_none, FALSE);
- inited = 1;
- return start;
+ g_assert (!aot);
+ if (info)
+ *info = NULL;
+
+ return (mono_arch_get_throw_exception_generic (SZ_THROW, info, FALSE, FALSE, aot));
}
/*========================= End of Function ========================*/
/*------------------------------------------------------------------*/
gpointer
-mono_arch_get_rethrow_exception (void)
+mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot)
{
- static guint8 *start;
- static int inited = 0;
+ g_assert (!aot);
+ if (info)
+ *info = NULL;
- if (inited)
- return start;
- start = mono_global_codeman_reserve (SZ_THROW);
- get_throw_exception_generic (start, SZ_THROW, FALSE, TRUE);
- inited = 1;
- return start;
+ return (mono_arch_get_throw_exception_generic (SZ_THROW, info, FALSE, FALSE, aot));
}
/*========================= End of Function ========================*/
/* */
/*------------------------------------------------------------------*/
-gpointer
-mono_arch_get_throw_corlib_exception(void)
-{
- static guint8 *start;
- static int inited = 0;
-
- if (inited)
- return start;
- start = mono_global_codeman_reserve (SZ_THROW);
- get_throw_exception_generic (start, SZ_THROW, by_token, FALSE);
- inited = 1;
- return start;
-}
-
-/*========================= End of Function ========================*/
-
-/*------------------------------------------------------------------*/
-/* */
-/* Name - arch_get_throw_exception_by_name */
-/* */
-/* Function - Return a function pointer which can be used to */
-/* raise corlib exceptions. The return function has */
-/* the following signature: */
-/* void (*func) (char *exc_name); */
-/* */
-/*------------------------------------------------------------------*/
-
-gpointer
-mono_arch_get_throw_exception_by_name (void)
+gpointer
+mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot)
{
- static guint8 *start;
- static int inited = 0;
+ g_assert (!aot);
+ if (info)
+ *info = NULL;
- if (inited)
- return start;
- start = mono_global_codeman_reserve (SZ_THROW);
- get_throw_exception_generic (start, SZ_THROW, by_name, FALSE);
- inited = 1;
- return start;
+ return (mono_arch_get_throw_exception_generic (SZ_THROW, info, TRUE, FALSE, aot));
}
/*========================= End of Function ========================*/
/* */
/* Name - mono_arch_find_jit_info */
/* */
-/* Function - This function is used to gather information from */
-/* @ctx. It returns the MonoJitInfo of the corres- */
-/* ponding function, unwinds one stack frame and */
-/* stores the resulting context into @new_ctx. It */
-/* also stores a string describing the stack location*/
-/* into @trace (if not NULL), and modifies the @lmf */
-/* if necessary. @native_offset returns the IP off- */
-/* set from the start of the function or -1 if that */
-/* information is not available. */
+/* Function - See exceptions-amd64.c for docs. */
/* */
/*------------------------------------------------------------------*/
-MonoJitInfo *
+gboolean
mono_arch_find_jit_info (MonoDomain *domain, MonoJitTlsData *jit_tls,
- MonoJitInfo *res, MonoJitInfo *prev_ji, MonoContext *ctx,
- MonoContext *new_ctx, MonoLMF **lmf, gboolean *managed)
+ MonoJitInfo *ji, MonoContext *ctx,
+ MonoContext *new_ctx, MonoLMF **lmf,
+ StackFrameInfo *frame)
{
- MonoJitInfo *ji;
gpointer ip = (gpointer) MONO_CONTEXT_GET_IP (ctx);
MonoS390StackFrame *sframe;
- if (prev_ji &&
- (ip >= prev_ji->code_start &&
- ((guint8 *) ip <= ((guint8 *) prev_ji->code_start) + prev_ji->code_size)))
- ji = prev_ji;
- else
- ji = mini_jit_info_table_find (domain, ip, NULL);
+ memset (frame, 0, sizeof (StackFrameInfo));
+ frame->ji = ji;
+ frame->managed = FALSE;
- if (managed)
- *managed = FALSE;
+ *new_ctx = *ctx;
if (ji != NULL) {
gint64 address;
- *new_ctx = *ctx;
+ frame->type = FRAME_TYPE_MANAGED;
+
+ if (!ji->method->wrapper_type || ji->method->wrapper_type == MONO_WRAPPER_DYNAMIC_METHOD)
+ frame->managed = TRUE;
if (*lmf && (MONO_CONTEXT_GET_SP (ctx) >= (gpointer)(*lmf)->ebp)) {
/* remove any unused lmf */
address = (char *)ip - (char *)ji->code_start;
- if (managed)
- if (!ji->method->wrapper_type)
- *managed = TRUE;
-
sframe = (MonoS390StackFrame *) MONO_CONTEXT_GET_SP (ctx);
MONO_CONTEXT_SET_BP (new_ctx, sframe->prev);
sframe = (MonoS390StackFrame *) sframe->prev;
MONO_CONTEXT_SET_IP (new_ctx, sframe->return_address);
memcpy (&new_ctx->uc_mcontext.gregs[6], sframe->regs, (8*sizeof(gint64)));
- return ji;
+ return TRUE;
} else if (*lmf) {
-
- *new_ctx = *ctx;
-
if (!(*lmf)->method)
- return (gpointer)-1;
+ return FALSE;
- if ((ji = mini_jit_info_table_find (domain, (gpointer)(*lmf)->eip, NULL))) {
- } else {
- memset (res, 0, MONO_SIZEOF_JIT_INFO);
- res->method = (*lmf)->method;
+ ji = mini_jit_info_table_find (domain, (gpointer)(*lmf)->eip, NULL);
+ if (!ji) {
+ // FIXME: This can happen with multiple appdomains (bug #444383)
+ return FALSE;
}
+ frame->ji = ji;
+ frame->type = FRAME_TYPE_MANAGED_TO_NATIVE;
+
memcpy(new_ctx->uc_mcontext.gregs, (*lmf)->gregs, sizeof((*lmf)->gregs));
memcpy(new_ctx->uc_mcontext.fpregs.fprs, (*lmf)->fregs, sizeof((*lmf)->fregs));
MONO_CONTEXT_SET_IP (new_ctx, (*lmf)->eip);
*lmf = (*lmf)->previous_lmf;
- return ji ? ji : res;
+ return TRUE;
}
- return NULL;
+ return FALSE;
}
/*========================= End of Function ========================*/
/*========================= End of Function ========================*/
+/*------------------------------------------------------------------*/
+/* */
+/* Name - mono_arch_sigctx_to_monoctx. */
+/* */
+/* Function - Called from the signal handler to convert signal */
+/* context to MonoContext. */
+/* */
+/*------------------------------------------------------------------*/
+
+void
+mono_arch_sigctx_to_monoctx (void *ctx, MonoContext *mctx)
+{
+ memcpy (mctx, ctx, sizeof(MonoContext));
+}
+
+/*========================= End of Function ========================*/
+
+/*------------------------------------------------------------------*/
+/* */
+/* Name - mono_arch_monoctx_to_sigctx. */
+/* */
+/* Function - Convert MonoContext structure to signal context. */
+/* */
+/*------------------------------------------------------------------*/
+
+void
+mono_arch_monoctx_to_sigctx (MonoContext *mctx, void *ctx)
+{
+ memcpy (ctx, mctx, sizeof(MonoContext));
+}
+
+/*========================= End of Function ========================*/
+
/*------------------------------------------------------------------*/
/* */
/* Name - mono_arch_ip_from_context */
/*------------------------------------------------------------------*/
/* */
-/* Name - mono_arch_get_restore_context */
+/* Name - mono_arch_get_restore_context */
/* */
/* Function - Return the address of the routine that will rest- */
/* ore the context. */
/*------------------------------------------------------------------*/
gpointer
-mono_arch_get_restore_context ()
+mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot)
{
+ g_assert (!aot);
+ if (info)
+ *info = NULL;
+
return setcontext;
}
-
/*========================= End of Function ========================*/
/*------------------------------------------------------------------*/