* arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register

	for the scratch.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@155011 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f01968c..81fbc6b 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2009-12-05  Richard Earnshaw  <rearnsha@arm.com>
+
+       * arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
+       for the scratch.
+
 2009-12-04  David Daney  <ddaney@caviumnetworks.com>
 
        PR rtl-optimization/42164

diff --git a/gcc/config/arm/thumb2.md b/gcc/config/arm/thumb2.md
index 82f75f9..cd317f1 100644 (file)
--- a/gcc/config/arm/thumb2.md
+++ b/gcc/config/arm/thumb2.md
@@ -1310,7 +1310,7 @@
          (mult:SI (match_operand:SI 1 "register_operand" "%0")
                  (match_operand:SI 2 "register_operand" "l"))
          (const_int 0)))
-   (clobber (match_scratch:SI 0 "=r"))]
+   (clobber (match_scratch:SI 0 "=l"))]
   "TARGET_THUMB2 && optimize_size"
   "muls\\t%0, %2, %0"
   [(set_attr "length" "2")