#include <mono/metadata/metadata-internals.h>
#include <mono/metadata/marshal.h>
#include <mono/metadata/gc-internal.h>
-#include <mono/metadata/monitor.h>
#include <mono/metadata/mempool-internals.h>
#include <mono/metadata/mono-endian.h>
#include <mono/metadata/threads-types.h>
#endif
+static guint32
+get_unwind_info_offset (MonoAotCompile *acfg, guint8 *encoded, guint32 encoded_len);
+
static char*
get_plt_entry_debug_sym (MonoAotCompile *acfg, MonoJumpInfo *ji, GHashTable *cache);
#endif
}
+/* Save unwind_info in the module and emit the offset to the information at symbol */
+static void save_unwind_info (MonoAotCompile *acfg, char *symbol, GSList *unwind_ops)
+{
+ guint32 uw_offset, encoded_len;
+ guint8 *encoded;
+
+ emit_section_change (acfg, RODATA_SECT, 0);
+ emit_global (acfg, symbol, FALSE);
+ emit_label (acfg, symbol);
+
+ encoded = mono_unwind_ops_encode (unwind_ops, &encoded_len);
+ uw_offset = get_unwind_info_offset (acfg, encoded, encoded_len);
+ g_free (encoded);
+ emit_int32 (acfg, uw_offset);
+}
+
/*
* arch_emit_specific_trampoline_pages:
*
guint8 *loop_start, *loop_branch_back, *loop_end_check, *imt_found_check;
int i;
int pagesize = MONO_AOT_TRAMP_PAGE_SIZE;
+ GSList *unwind_ops = NULL;
#define COMMON_TRAMP_SIZE 16
int count = (pagesize - COMMON_TRAMP_SIZE) / 8;
int imm8, rot_amount;
/* now the imt trampolines: each specific trampolines puts in the ip register
* the instruction pointer address, so the generic trampoline at the start of the page
* subtracts 4096 to get to the data page and loads the values
- * We again fit the generic trampiline in 16 bytes.
*/
#define IMT_TRAMP_SIZE 72
sprintf (symbol, "%simt_trampolines_page", acfg->user_symbol_prefix);
acfg->tramp_page_code_offsets [MONO_AOT_TRAMP_STATIC_RGCTX] = 16;
acfg->tramp_page_code_offsets [MONO_AOT_TRAMP_IMT_THUNK] = 72;
acfg->tramp_page_code_offsets [MONO_AOT_TRAMP_GSHAREDVT_ARG] = 16;
+
+ /* Unwind info for specifc trampolines */
+ sprintf (symbol, "%sspecific_trampolines_page_gen_p", acfg->user_symbol_prefix);
+ /* We unwind to the original caller, from the stack, since lr is clobbered */
+ mono_add_unwind_op_def_cfa (unwind_ops, 0, 0, ARMREG_SP, 14 * sizeof (mgreg_t));
+ mono_add_unwind_op_offset (unwind_ops, 0, 0, ARMREG_LR, -4);
+ save_unwind_info (acfg, symbol, unwind_ops);
+ mono_free_unwind_info (unwind_ops);
+
+ sprintf (symbol, "%sspecific_trampolines_page_sp_p", acfg->user_symbol_prefix);
+ mono_add_unwind_op_def_cfa (unwind_ops, 0, 0, ARMREG_SP, 0);
+ mono_add_unwind_op_def_cfa_offset (unwind_ops, 4, 0, 14 * sizeof (mgreg_t));
+ save_unwind_info (acfg, symbol, unwind_ops);
+ mono_free_unwind_info (unwind_ops);
+
+ /* Unwind info for rgctx trampolines */
+ sprintf (symbol, "%srgctx_trampolines_page_gen_p", acfg->user_symbol_prefix);
+ mono_add_unwind_op_def_cfa (unwind_ops, 0, 0, ARMREG_SP, 0);
+ save_unwind_info (acfg, symbol, unwind_ops);
+
+ sprintf (symbol, "%srgctx_trampolines_page_sp_p", acfg->user_symbol_prefix);
+ save_unwind_info (acfg, symbol, unwind_ops);
+ mono_free_unwind_info (unwind_ops);
+
+ /* Unwind info for gsharedvt trampolines */
+ sprintf (symbol, "%sgsharedvt_trampolines_page_gen_p", acfg->user_symbol_prefix);
+ mono_add_unwind_op_def_cfa (unwind_ops, 0, 0, ARMREG_SP, 0);
+ mono_add_unwind_op_def_cfa_offset (unwind_ops, 4, 0, 4 * sizeof (mgreg_t));
+ save_unwind_info (acfg, symbol, unwind_ops);
+ mono_free_unwind_info (unwind_ops);
+
+ sprintf (symbol, "%sgsharedvt_trampolines_page_sp_p", acfg->user_symbol_prefix);
+ mono_add_unwind_op_def_cfa (unwind_ops, 0, 0, ARMREG_SP, 0);
+ save_unwind_info (acfg, symbol, unwind_ops);
+ mono_free_unwind_info (unwind_ops);
+
+ /* Unwind info for imt trampolines */
+ sprintf (symbol, "%simt_trampolines_page_gen_p", acfg->user_symbol_prefix);
+ mono_add_unwind_op_def_cfa (unwind_ops, 0, 0, ARMREG_SP, 0);
+ mono_add_unwind_op_def_cfa_offset (unwind_ops, 4, 0, 3 * sizeof (mgreg_t));
+ save_unwind_info (acfg, symbol, unwind_ops);
+ mono_free_unwind_info (unwind_ops);
+
+ sprintf (symbol, "%simt_trampolines_page_sp_p", acfg->user_symbol_prefix);
+ mono_add_unwind_op_def_cfa (unwind_ops, 0, 0, ARMREG_SP, 0);
+ save_unwind_info (acfg, symbol, unwind_ops);
+ mono_free_unwind_info (unwind_ops);
#elif defined(TARGET_ARM64)
arm64_emit_specific_trampoline_pages (acfg);
#endif
/* FIXME: Could this clobber the register needed by get_vcall_slot () ? */
- /* We clobber ECX, since EAX is used as MONO_ARCH_MONITOR_OBJECT_REG */
-#ifdef MONO_ARCH_MONITOR_OBJECT_REG
- g_assert (MONO_ARCH_MONITOR_OBJECT_REG != X86_ECX);
-#ifdef MONO_ARCH_MONITOR_LOCK_TAKEN_REG
- g_assert (MONO_ARCH_MONITOR_LOCK_TAKEN_REG != X86_ECX);
-#endif
-#endif
-
code = buf;
/* Load mscorlib got address */
x86_mov_reg_membase (code, X86_ECX, MONO_ARCH_GOT_REG, sizeof (gpointer), 4);
case MONO_PATCH_INFO_JIT_ICALL_ADDR:
case MONO_PATCH_INFO_ICALL_ADDR:
case MONO_PATCH_INFO_RGCTX_FETCH:
- case MONO_PATCH_INFO_MONITOR_ENTER:
- case MONO_PATCH_INFO_MONITOR_ENTER_V4:
- case MONO_PATCH_INFO_MONITOR_EXIT:
case MONO_PATCH_INFO_LLVM_IMT_TRAMPOLINE:
return TRUE;
default:
encode_patch (acfg, entry->data, p, &p);
break;
}
- case MONO_PATCH_INFO_MONITOR_ENTER:
- case MONO_PATCH_INFO_MONITOR_ENTER_V4:
- case MONO_PATCH_INFO_MONITOR_EXIT:
case MONO_PATCH_INFO_SEQ_POINT_INFO:
break;
case MONO_PATCH_INFO_LLVM_IMT_TRAMPOLINE:
static G_GNUC_UNUSED void
emit_trampoline (MonoAotCompile *acfg, int got_offset, MonoTrampInfo *info)
{
- emit_trampoline_full (acfg, got_offset, info, FALSE);
+ emit_trampoline_full (acfg, got_offset, info, TRUE);
}
static void
emit_trampoline (acfg, acfg->got_offset, info);
}
-#if defined(MONO_ARCH_MONITOR_OBJECT_REG)
- mono_arch_create_monitor_enter_trampoline (&info, FALSE, TRUE);
- emit_trampoline (acfg, acfg->got_offset, info);
-#if defined(MONO_ARCH_MONITOR_LOCK_TAKEN_REG)
- mono_arch_create_monitor_enter_trampoline (&info, TRUE, TRUE);
- emit_trampoline (acfg, acfg->got_offset, info);
-#endif
- mono_arch_create_monitor_exit_trampoline (&info, TRUE);
- emit_trampoline (acfg, acfg->got_offset, info);
-#endif
-
/* Emit the exception related code pieces */
mono_arch_get_restore_context (&info, TRUE);
emit_trampoline (acfg, acfg->got_offset, info);
emit_code (MonoAotCompile *acfg)
{
int oindex, i, prev_index;
+ gboolean saved_unbox_info = FALSE;
char symbol [256];
#if defined(TARGET_POWERPC64)
if (acfg->thumb_mixed && cfg->compile_llvm)
emit_set_arm_mode (acfg);
+
+ if (!saved_unbox_info) {
+ char user_symbol [128];
+ GSList *unwind_ops;
+ sprintf (user_symbol, "%sunbox_trampoline_p", acfg->user_symbol_prefix);
+
+ emit_label (acfg, "ut_end");
+
+ unwind_ops = mono_unwind_get_cie_program ();
+ save_unwind_info (acfg, user_symbol, unwind_ops);
+ mono_free_unwind_info (unwind_ops);
+
+ /* Save the unbox trampoline size */
+ emit_symbol_diff (acfg, "ut_end", symbol, 0);
+
+ saved_unbox_info = TRUE;
+ }
}
if (cfg->compile_llvm)
tmp_outfile_name = g_strdup_printf ("%s.tmp", outfile_name);
if (acfg->llvm) {
- llvm_ofile = g_strdup (acfg->llvm_ofile);
+ llvm_ofile = g_strdup_printf ("\"%s\"", acfg->llvm_ofile);
} else {
llvm_ofile = g_strdup ("");
}
g_strdelimit (ld_flags, ";", ' ');
#ifdef LD_NAME
- command = g_strdup_printf ("%s -o %s %s %s.o %s", LD_NAME, tmp_outfile_name, llvm_ofile, acfg->tmpfname, ld_flags);
+ command = g_strdup_printf ("%s -o \"%s\" %s \"%s.o\" %s", LD_NAME, tmp_outfile_name, llvm_ofile, acfg->tmpfname, ld_flags);
#else
command = g_strdup_printf ("\"%sld\" %s -shared -o %s %s %s.o %s", tool_prefix, LD_OPTIONS, tmp_outfile_name, llvm_ofile,
acfg->tmpfname, ld_flags);
rename (tmp_outfile_name, outfile_name);
#if defined(TARGET_MACH)
- command = g_strdup_printf ("dsymutil %s", outfile_name);
+ command = g_strdup_printf ("dsymutil \"%s\"", outfile_name);
aot_printf (acfg, "Executing dsymutil: %s\n", command);
if (execute_system (command) != 0) {
return 1;
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