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authorEdward Smith-Rowland <3dw4rd@verizon.net>2017-07-20 14:54:44 +0000
committerEdward Smith-Rowland <3dw4rd@verizon.net>2017-07-20 14:54:44 +0000
commit3acaf2e51caf356a9afc763cfd70b91d1ab094b5 (patch)
treef13b1087143457ae5c053b6ec3b664c2aaeab169 /gcc/target.def
parentc4d46197c5fe4461da59ce027bc68306c43186b0 (diff)
Merged revisions r232323 through r250392 to the branch
git-svn-id: https://gcc.gnu.org/svn/gcc/branches/tr29124@250393 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/target.def')
-rw-r--r--gcc/target.def16
1 files changed, 14 insertions, 2 deletions
diff --git a/gcc/target.def b/gcc/target.def
index 6bebfd5b9d6..bbd9c015189 100644
--- a/gcc/target.def
+++ b/gcc/target.def
@@ -2369,7 +2369,7 @@ DEFHOOK
DEFHOOK
(chkp_bound_mode,
"Return mode to be used for bounds.",
- enum machine_mode, (void),
+ machine_mode, (void),
default_chkp_bound_mode)
DEFHOOK
@@ -4370,7 +4370,7 @@ DEFHOOK
"Use it to store bounds for anonymous register arguments stored\n\
into the stack. Arguments meaning is similar to\n\
@code{TARGET_SETUP_INCOMING_VARARGS}.",
- void, (cumulative_args_t args_so_far, enum machine_mode mode, tree type,
+ void, (cumulative_args_t args_so_far, machine_mode mode, tree type,
int *pretend_args_size, int second_time),
default_setup_incoming_vararg_bounds)
@@ -5395,6 +5395,18 @@ five otherwise. This is best for most machines.",
unsigned int, (void),
default_case_values_threshold)
+/* Optional callback to advise the target to compute the frame layout. */
+DEFHOOK
+(compute_frame_layout,
+ "This target hook is called once each time the frame layout needs to be\n\
+recalculated. The calculations can be cached by the target and can then\n\
+be used by @code{INITIAL_ELIMINATION_OFFSET} instead of re-computing the\n\
+layout on every invocation of that hook. This is particularly useful\n\
+for targets that have an expensive frame layout function. Implementing\n\
+this callback is optional.",
+ void, (void),
+ hook_void_void)
+
/* Return true if a function must have and use a frame pointer. */
DEFHOOK
(frame_pointer_required,