From: Richard Henderson <rth@redhat.com>
Date: Thu, 2 Aug 2001 08:43:29 +0000 (-0700)
Subject: regclass.c (call_really_used_regs): Conditionally define.
X-Git-Tag: prereleases/libstdc++-3.0.95~2913
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d3259baad87c1abaf745fc9c1b1d18bf6e26b8ff;p=thirdparty%2Fgcc.git

regclass.c (call_really_used_regs): Conditionally define.

        * regclass.c (call_really_used_regs): Conditionally define.
        (init_reg_sets_1): Don't use it if not defined.
        (fix_register): Similarly, don't set it.

From-SVN: r44567
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e4cdd33e0dde..21d54fad9726 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2001-08-02  Richard Henderson  <rth@redhat.com>
+
+	* regclass.c (call_really_used_regs): Conditionally define.
+	(init_reg_sets_1): Don't use it if not defined.
+	(fix_register): Similarly, don't set it.
+
 2001-08-01  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
 
 	* params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
diff --git a/gcc/regclass.c b/gcc/regclass.c
index 9d1fe55b4b5d..b8f1b54a76c1 100644
--- a/gcc/regclass.c
+++ b/gcc/regclass.c
@@ -100,11 +100,8 @@ static char initial_call_used_regs[] = CALL_USED_REGISTERS;
    what is really call clobbered, and is used when defining 
    regs_invalidated_by_call.  */
 
-char call_really_used_regs[] = 
 #ifdef CALL_REALLY_USED_REGISTERS
-				CALL_REALLY_USED_REGISTERS;
-#else
-				CALL_USED_REGISTERS;
+char call_really_used_regs[] = CALL_REALLY_USED_REGISTERS;
 #endif
   
 /* Indexed by hard register number, contains 1 for registers that are
@@ -476,7 +473,13 @@ init_reg_sets_1 ()
       else if (i == PIC_OFFSET_TABLE_REGNUM && flag_pic)
 	;
 #endif
-      else if (call_really_used_regs[i] || global_regs[i])
+      else if (0
+#ifdef CALL_REALLY_USED_REGS
+	       || call_really_used_regs[i]
+#else
+	       || call_used_regs[i]
+#endif
+	       || global_regs[i])
 	SET_HARD_REG_BIT (regs_invalidated_by_call, i);
     }
 
@@ -759,8 +762,10 @@ fix_register (name, fixed, call_used)
 	{
 	  fixed_regs[i] = fixed;
 	  call_used_regs[i] = call_used;
+#ifdef CALL_REALLY_USED_REGS
 	  if (fixed == 0)
 	    call_really_used_regs[i] = call_used;
+#endif
 	}
     }
   else