From: Richard Kenner <kenner@gcc.gnu.org>
Date: Fri, 11 Feb 1994 22:35:51 +0000 (-0500)
Subject: (expand_builtin): If the builtin was called as __builtin_whatever,
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=98aad286690ddafff79198df072b22cc1f75782f;p=gcc.git

(expand_builtin): If the builtin was called as __builtin_whatever,

pretend we're optimizing.

From-SVN: r6529
---

diff --git a/gcc/expr.c b/gcc/expr.c
index 831d7122300..c4356ae17f9 100644
--- a/gcc/expr.c
+++ b/gcc/expr.c
@@ -6639,6 +6639,9 @@ c_strlen (src)
    SUBTARGET may be used as the target for computing one of EXP's operands.
    IGNORE is nonzero if the value is to be ignored.  */
 
+#define CALLED_AS_BUILT_IN(NODE) \
+   (!strncmp (IDENTIFIER_POINTER (DECL_NAME (NODE)), "__builtin_", 10))
+
 static rtx
 expand_builtin (exp, target, subtarget, mode, ignore)
      tree exp;
@@ -7110,7 +7113,7 @@ expand_builtin (exp, target, subtarget, mode, ignore)
 
     case BUILT_IN_FFS:
       /* If not optimizing, call the library function.  */
-      if (!optimize)
+      if (!optimize && ! CALLED_AS_BUILT_IN (fndecl))
 	break;
 
       if (arglist == 0
@@ -7130,7 +7133,7 @@ expand_builtin (exp, target, subtarget, mode, ignore)
 
     case BUILT_IN_STRLEN:
       /* If not optimizing, call the library function.  */
-      if (!optimize)
+      if (!optimize && ! CALLED_AS_BUILT_IN (fndecl))
 	break;
 
       if (arglist == 0
@@ -7212,7 +7215,7 @@ expand_builtin (exp, target, subtarget, mode, ignore)
 
     case BUILT_IN_STRCPY:
       /* If not optimizing, call the library function.  */
-      if (!optimize)
+      if (!optimize && ! CALLED_AS_BUILT_IN (fndecl))
 	break;
 
       if (arglist == 0
@@ -7236,7 +7239,7 @@ expand_builtin (exp, target, subtarget, mode, ignore)
       /* Drops in.  */
     case BUILT_IN_MEMCPY:
       /* If not optimizing, call the library function.  */
-      if (!optimize)
+      if (!optimize && ! CALLED_AS_BUILT_IN (fndecl))
 	break;
 
       if (arglist == 0
@@ -7290,7 +7293,7 @@ expand_builtin (exp, target, subtarget, mode, ignore)
 #ifdef HAVE_cmpstrsi
     case BUILT_IN_STRCMP:
       /* If not optimizing, call the library function.  */
-      if (!optimize)
+      if (!optimize && ! CALLED_AS_BUILT_IN (fndecl))
 	break;
 
       if (arglist == 0
@@ -7343,7 +7346,7 @@ expand_builtin (exp, target, subtarget, mode, ignore)
       /* Drops in.  */
     case BUILT_IN_MEMCMP:
       /* If not optimizing, call the library function.  */
-      if (!optimize)
+      if (!optimize && ! CALLED_AS_BUILT_IN (fndecl))
 	break;
 
       if (arglist == 0