* combine.c (gen_lowpart_or_truncate): Call

	simplify_gen_unary(TRUNCATE, ...) instead of gen_rtx_TRUNCATE.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@111437 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 938c004..99d0bfc 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 d6f1079..443b429 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