Merge in trunk.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/wide-int@204436 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 13 insertions, 0 deletions

diff --git a/gcc/target.def b/gcc/target.def
index dda75374ec7..23aec383953 100644
--- a/gcc/target.def
+++ b/gcc/target.def
@@ -1041,6 +1041,19 @@ scheduling one insn causes other insns to become ready in the same\n\
 cycle.  These other insns can then be taken into account properly.",
  int, (FILE *file, int verbose, rtx *ready, int *n_readyp, int clock), NULL)
 
+DEFHOOK
+(macro_fusion_p,
+ "This hook is used to check whether target platform supports macro fusion.",
+ bool, (void), NULL)
+
+DEFHOOK
+(macro_fusion_pair_p,
+ "This hook is used to check whether two insns could be macro fused for\n\
+target microarchitecture. If this hook returns true for the given insn pair\n\
+(@var{condgen} and @var{condjmp}), scheduler will put them into a sched\n\
+group, and they will not be scheduled apart.",
+ bool, (rtx condgen, rtx condjmp), NULL)
+
 /* The following member value is a pointer to a function called
    after evaluation forward dependencies of insns in chain given
    by two parameter values (head and tail correspondingly).  */