gcc/gcc5-aarch64-async-unw-tables.patch

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2014-07-16 15:41:50 +00:00
2014-04-07 Richard Henderson <rth@redhat.com>
* common/config/aarch64/aarch64-common.c (TARGET_OPTION_INIT_STRUCT):
Define.
(aarch64_option_init_struct): New function.
--- gcc/common/config/aarch64/aarch64-common.c
+++ gcc/common/config/aarch64/aarch64-common.c
@@ -39,6 +39,9 @@
#undef TARGET_OPTION_OPTIMIZATION_TABLE
#define TARGET_OPTION_OPTIMIZATION_TABLE aarch_option_optimization_table
+#undef TARGET_OPTION_INIT_STRUCT
+#define TARGET_OPTION_INIT_STRUCT aarch64_option_init_struct
+
/* Set default optimization options. */
static const struct default_options aarch_option_optimization_table[] =
{
@@ -47,6 +50,16 @@ static const struct default_options aarch_option_optimization_table[] =
{ OPT_LEVELS_NONE, 0, NULL, 0 }
};
+/* Implement TARGET_OPTION_INIT_STRUCT. */
+
+static void
+aarch64_option_init_struct (struct gcc_options *opts)
+{
+ /* By default, always emit DWARF-2 unwind info. This allows debugging
+ without maintaining a stack frame back-chain. */
+ opts->x_flag_asynchronous_unwind_tables = 1;
+}
+
/* Implement TARGET_HANDLE_OPTION.
This function handles the target specific options for CPU/target selection.