diff options
Diffstat (limited to 'gcc-4.9/gcc/target.def')
| -rw-r--r-- | gcc-4.9/gcc/target.def | 37 |
1 files changed, 24 insertions, 13 deletions
diff --git a/gcc-4.9/gcc/target.def b/gcc-4.9/gcc/target.def index 7bbc91d96..5dab85edd 100644 --- a/gcc-4.9/gcc/target.def +++ b/gcc-4.9/gcc/target.def @@ -3621,6 +3621,16 @@ supported by the target.", unsigned HOST_WIDE_INT, (void), NULL) +/* Get frame pointer setting insn when flag_shrink_wrap_frame_pointer + is true. */ +DEFHOOK +(set_fp_insn, + "When flag_shrink_wrap_frame_pointer is true, fp setting insn should\n\ +be generated inside function body. The insertion is done after CFA\n\ +information is known.", + rtx, (void), + default_set_fp_insn) + /* Functions relating to calls - argument passing, returns, etc. */ /* Members of struct call have no special macro prefix. */ HOOK_VECTOR (TARGET_CALLS, calls) @@ -4684,6 +4694,14 @@ five otherwise. This is best for most machines.", unsigned int, (void), default_case_values_threshold) +/* Return true if a function is a leaf and its frame pointer can be omitted. */ +DEFHOOK +(can_omit_leaf_frame_pointer, + "This target hook will return @code{true} if a function is a leaf function and\n\ +its frame pointer can be omitted on the target.", + bool, (void), + hook_bool_void_false) + /* Retutn true if a function must have and use a frame pointer. */ DEFHOOK (frame_pointer_required, @@ -5352,19 +5370,6 @@ for the primary source file, immediately after printing\n\ this to be done. The default is false.", bool, false) -/* True if the target is allowed to reorder memory accesses unless - synchronization is explicitly requested. */ -DEFHOOKPOD -(relaxed_ordering, - "If set to @code{true}, means that the target's memory model does not\n\ -guarantee that loads which do not depend on one another will access\n\ -main memory in the order of the instruction stream; if ordering is\n\ -important, an explicit memory barrier must be used. This is true of\n\ -many recent processors which implement a policy of ``relaxed,''\n\ -``weak,'' or ``release'' memory consistency, such as Alpha, PowerPC,\n\ -and ia64. The default is @code{false}.", - bool, false) - /* Returns true if we should generate exception tables for use with the ARM EABI. The effects the encoding of function exception specifications. */ DEFHOOKPOD @@ -5399,6 +5404,12 @@ DEFHOOKPOD This usually means it will be run as part of machine-specific reorg.", bool, false) +DEFHOOKPOD +(strict_align, + "True if it is beneficial to try stricter function \ + or loop alignment on the target.", + bool, false) + /* Leave the boolean fields at the end. */ /* Close the 'struct gcc_target' definition. */ |