combine.c (gen_lowpart_or_truncate): Call simplify_gen_unary(TRUNCATE, ...) instead...

	* combine.c (gen_lowpart_or_truncate): Call
	simplify_gen_unary(TRUNCATE, ...) instead of gen_rtx_TRUNCATE.

From-SVN: r111437

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 938c004fc1642c3360f4dea92431c6d5cfb7909f..99d0bfceee2b25562a398bbd323757a0f4afca46 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2006-02-24  Adam Nemet  <anemet@caviumnetworks.com>
+
+       * combine.c (gen_lowpart_or_truncate): Call
+       simplify_gen_unary(TRUNCATE, ...) instead of gen_rtx_TRUNCATE.
+
 2006-02-24  Diego Novillo  <dnovillo@redhat.com>
 
        * doc/invoke.texi: Move -fopenmp description to "Options for

diff --git a/gcc/combine.c b/gcc/combine.c
index d6f107906ebaea6c3e6d596576ae858a5b9ebc2f..443b429976eeac0de3af43770550d0210b617fa8 100644 (file)
--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -6777,7 +6777,7 @@ gen_lowpart_or_truncate (enum machine_mode mode, rtx x)
       || (REG_P (x) && reg_truncated_to_mode (mode, x)))
     return gen_lowpart (mode, x);
   else
-    return gen_rtx_TRUNCATE (mode, x);
+    return simplify_gen_unary (TRUNCATE, mode, x, GET_MODE (x));
 }
 
 /* See if X can be simplified knowing that we will only refer to it in