1 files changed, 27 insertions, 0 deletions

diff --git a/meta-oe/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106782.patch b/meta-oe/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106782.patch
new file mode 100644
index 000000000..5335a9e37
--- /dev/null
+++ b/meta-oe/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106782.patch
@@ -0,0 +1,27 @@
+2011-07-21  Richard Sandiford  <rdsandiford@googlemail.com>
+
+        gcc/
+        Backport from mainline:
+
+        2011-07-21  Richard Sandiford  <richard.sandiford@linaro.org>
+
+        * regcprop.c (maybe_mode_change): Check HARD_REGNO_MODE_OK.
+
+=== modified file 'gcc/regcprop.c'
+--- old/gcc/regcprop.c  2010-12-17 22:51:25 +0000
++++ new/gcc/regcprop.c  2011-07-21 11:30:53 +0000
+@@ -418,10 +418,9 @@
+ 
+       offset = ((WORDS_BIG_ENDIAN ? wordoffset : 0)
+                + (BYTES_BIG_ENDIAN ? byteoffset : 0));
+-      return gen_rtx_raw_REG (new_mode,
+-                             regno + subreg_regno_offset (regno, orig_mode,
+-                                                          offset,
+-                                                          new_mode));
++      regno += subreg_regno_offset (regno, orig_mode, offset, new_mode);
++      if (HARD_REGNO_MODE_OK (regno, new_mode))
++       return gen_rtx_raw_REG (new_mode, regno);
+     }
+   return NULL_RTX;
+ }
+