add default for EPILOGUE_USES

gcc/ChangeLog:

2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* defaults.h (EPILOGUE_USES): Add default definition of false.
	* df-scan.c (EPILOGUE_USES): Remove check if its undefined.
	* resource.c (init_resource_info): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@222504 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 72c753d..3846ebc 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,11 @@
 2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
 
+       * defaults.h (EPILOGUE_USES): Add default definition of false.
+       * df-scan.c (EPILOGUE_USES): Remove check if its undefined.
+       * resource.c (init_resource_info): Likewise.
+
+2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
+
        * defaults.h (PCC_BITFIELD_TYPE_MATTERS): Add default definition
        to false.
        * dwarf2out.c (field_byte_offset): REmove check if

diff --git a/gcc/defaults.h b/gcc/defaults.h
index 0af7a02..6f915bd 100644 (file)
--- a/gcc/defaults.h
+++ b/gcc/defaults.h
@@ -1221,6 +1221,10 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 #define HARD_REGNO_RENAME_OK(FROM, TO) true
 #endif
 
+#ifndef EPILOGUE_USES
+#define EPILOGUE_USES(REG) false
+#endif
+
 #ifdef GCC_INSN_FLAGS_H
 /* Dependent default target macro definitions
 

diff --git a/gcc/df-scan.c b/gcc/df-scan.c
index 4232ec8..9f0e47f 100644 (file)
--- a/gcc/df-scan.c
+++ b/gcc/df-scan.c
@@ -72,10 +72,6 @@ typedef struct df_mw_hardreg *df_mw_hardreg_ptr;
 #define HAVE_sibcall_epilogue 0
 #endif
 
-#ifndef EPILOGUE_USES
-#define EPILOGUE_USES(REGNO)  0
-#endif
-
 /* The set of hard registers in eliminables[i].from. */
 
 static HARD_REG_SET elim_reg_set;

diff --git a/gcc/resource.c b/gcc/resource.c
index 26d9fca..ba9de12 100644 (file)
--- a/gcc/resource.c
+++ b/gcc/resource.c
@@ -1200,11 +1200,7 @@ init_resource_info (rtx_insn *epilogue_insn)
                               &end_of_function_needs, true);
 
   for (i = 0; i < FIRST_PSEUDO_REGISTER; i++)
-    if (global_regs[i]
-#ifdef EPILOGUE_USES
-       || EPILOGUE_USES (i)
-#endif
-       )
+    if (global_regs[i] || EPILOGUE_USES (i))
       SET_HARD_REG_BIT (end_of_function_needs.regs, i);
 
   /* The registers required to be live at the end of the function are