diff options
Diffstat (limited to 'gcc/doc/tm.texi')
| -rw-r--r-- | gcc/doc/tm.texi | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/gcc/doc/tm.texi b/gcc/doc/tm.texi index 39302f3e883..23e85c7afea 100644 --- a/gcc/doc/tm.texi +++ b/gcc/doc/tm.texi @@ -4573,6 +4573,15 @@ will select the smallest suitable mode. This section describes the macros that output function entry (@dfn{prologue}) and exit (@dfn{epilogue}) code. +@deftypefn {Target Hook} void TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY (FILE *@var{file}, unsigned HOST_WIDE_INT @var{patch_area_size}, bool @var{record_p}) +Generate a patchable area at the function start, consisting of +@var{patch_area_size} NOP instructions. If the target supports named +sections and if @var{record_p} is true, insert a pointer to the current +location in the table of patchable functions. The default implementation +of the hook places the table of pointers in the special section named +@code{__patchable_function_entries}. +@end deftypefn + @deftypefn {Target Hook} void TARGET_ASM_FUNCTION_PROLOGUE (FILE *@var{file}, HOST_WIDE_INT @var{size}) If defined, a function that outputs the assembler code for entry to a function. The prologue is responsible for setting up the stack frame, @@ -5172,7 +5181,7 @@ returns bounds for returned pointers. Arguments meaning is similar to @code{TARGET_FUNCTION_VALUE}. @end deftypefn -@deftypefn {Target Hook} void TARGET_SETUP_INCOMING_VARARG_BOUNDS (cumulative_args_t @var{args_so_far}, enum machine_mode @var{mode}, tree @var{type}, int *@var{pretend_args_size}, int @var{second_time}) +@deftypefn {Target Hook} void TARGET_SETUP_INCOMING_VARARG_BOUNDS (cumulative_args_t @var{args_so_far}, machine_mode @var{mode}, tree @var{type}, int *@var{pretend_args_size}, int @var{second_time}) Use it to store bounds for anonymous register arguments stored into the stack. Arguments meaning is similar to @code{TARGET_SETUP_INCOMING_VARARGS}. @@ -11346,7 +11355,7 @@ returns upper bound of bounds @var{b}. @deftypefn {Target Hook} tree TARGET_CHKP_BOUND_TYPE (void) Return type to be used for bounds @end deftypefn -@deftypefn {Target Hook} {enum machine_mode} TARGET_CHKP_BOUND_MODE (void) +@deftypefn {Target Hook} machine_mode TARGET_CHKP_BOUND_MODE (void) Return mode to be used for bounds. @end deftypefn @deftypefn {Target Hook} tree TARGET_CHKP_MAKE_BOUNDS_CONSTANT (HOST_WIDE_INT @var{lb}, HOST_WIDE_INT @var{ub}) |