reginfo: Change return type of predicate functions from int to bool

gcc/ChangeLog:

	* rtl.h (reg_classes_intersect_p): Change return type from int to bool.
	(reg_class_subset_p): Ditto.
	* reginfo.cc (reg_classes_intersect_p): Ditto.
	(reg_class_subset_p): Ditto.

diff --git a/gcc/reginfo.cc b/gcc/reginfo.cc
index 24f612bed59a69a6b5766b9d34fae75ecf6b5216..d472a35946a1b807f8b8e3c76a587f7aa8524ac8 100644 (file)
--- a/gcc/reginfo.cc
+++ b/gcc/reginfo.cc
@@ -1134,9 +1134,9 @@ reg_scan_mark_refs (rtx x, rtx_insn *insn)
 }
 \f
 
-/* Return nonzero if C1 is a subset of C2, i.e., if every register in C1
+/* Return true if C1 is a subset of C2, i.e., if every register in C1
    is also in C2.  */
-int
+bool
 reg_class_subset_p (reg_class_t c1, reg_class_t c2)
 {
   return (c1 == c2
@@ -1145,8 +1145,8 @@ reg_class_subset_p (reg_class_t c1, reg_class_t c2)
                                   reg_class_contents[(int) c2]));
 }
 
-/* Return nonzero if there is a register that is in both C1 and C2.  */
-int
+/* Return true if there is a register that is in both C1 and C2.  */
+bool
 reg_classes_intersect_p (reg_class_t c1, reg_class_t c2)
 {
   return (c1 == c2

diff --git a/gcc/rtl.h b/gcc/rtl.h
index af9fb882bf2c2dbb1031f26fdf1e2e9f42a21e16..3f0af780634a0b330ca06a7a623cbf81277976cc 100644 (file)
--- a/gcc/rtl.h
+++ b/gcc/rtl.h
@@ -4292,8 +4292,8 @@ extern HARD_REG_SET eliminable_regset;
 extern void mark_elimination (int, int);
 
 /* In reginfo.cc */
-extern int reg_classes_intersect_p (reg_class_t, reg_class_t);
-extern int reg_class_subset_p (reg_class_t, reg_class_t);
+extern bool reg_classes_intersect_p (reg_class_t, reg_class_t);
+extern bool reg_class_subset_p (reg_class_t, reg_class_t);
 extern void globalize_reg (tree, int);
 extern void init_reg_modes_target (void);
 extern void init_regs (void);