*(guint8**)jump_entry = addr;
}
-gpointer
-mono_arm_handler_block_trampoline_helper (gpointer *ptr)
-{
- MonoJitTlsData *jit_tls = mono_tls_get_jit_tls ();
- return jit_tls->handler_block_return_address;
-}
-
#ifndef DISABLE_JIT
#define arm_is_imm12(v) ((int)(v) > -4096 && (int)(v) < 4096)
return buf;
}
-gpointer
-mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot)
-{
- guint8 *tramp;
- guint8 *code, *buf;
- int tramp_size = 64;
- MonoJumpInfo *ji = NULL;
- GSList *unwind_ops = NULL;
-
- code = buf = mono_global_codeman_reserve (tramp_size);
-
- unwind_ops = mono_arch_get_cie_program ();
-
- tramp = mono_arch_create_specific_trampoline (NULL, MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD, NULL, NULL);
-
- /*
- This trampoline restore the call chain of the handler block then jumps into the code that deals with it.
- */
-
- /*
- * We are in a method frame after the call emitted by OP_CALL_HANDLER.
- */
- /* Obtain jit_tls->handler_block_return_address */
- if (aot) {
- code = mono_arm_emit_aotconst (&ji, code, buf, ARMREG_R0, MONO_PATCH_INFO_JIT_ICALL_ADDR, "mono_arm_handler_block_trampoline_helper");
- } else {
- ARM_LDR_IMM (code, ARMREG_R0, ARMREG_PC, 0);
- ARM_B (code, 0);
- *(gpointer*)code = mono_arm_handler_block_trampoline_helper;
- code += 4;
- }
- ARM_BLX_REG (code, ARMREG_R0);
- /* Set it as the return address so the trampoline will return to it */
- ARM_MOV_REG_REG (code, ARMREG_LR, ARMREG_R0);
-
- /* Call the trampoline */
- if (aot) {
- char *name = g_strdup_printf ("trampoline_func_%d", MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD);
- code = mono_arm_emit_aotconst (&ji, code, buf, ARMREG_R0, MONO_PATCH_INFO_JIT_ICALL_ADDR, name);
- code = emit_bx (code, ARMREG_R0);
- } else {
- ARM_LDR_IMM (code, ARMREG_R0, ARMREG_PC, 0);
- code = emit_bx (code, ARMREG_R0);
- *(gpointer*)code = tramp;
- code += 4;
- }
-
- mono_arch_flush_icache (buf, code - buf);
- MONO_PROFILER_RAISE (jit_code_buffer, (buf, code - buf, MONO_PROFILER_CODE_BUFFER_HELPER, NULL));
- g_assert (code - buf <= tramp_size);
-
- *info = mono_tramp_info_create ("handler_block_trampoline", buf, code - buf, ji, unwind_ops);
-
- return buf;
-}
-
guint8*
mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot)
{
return NULL;
}
-gpointer
-mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot)
-{
- g_assert_not_reached ();
- return NULL;
-}
-
guint8*
mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot)
{