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-rw-r--r--gcc/config/arm/arm.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/config/arm/arm.h b/gcc/config/arm/arm.h
index 39eb2a15c1a..beee458477d 100644
--- a/gcc/config/arm/arm.h
+++ b/gcc/config/arm/arm.h
@@ -955,6 +955,8 @@ extern int prefer_neon_for_64bits;
#define FIRST_IWMMXT_REGNUM (LAST_HI_VFP_REGNUM + 1)
#define LAST_IWMMXT_REGNUM (FIRST_IWMMXT_REGNUM + 15)
+
+/* Need to sync with WCGR in iwmmxt.md. */
#define FIRST_IWMMXT_GR_REGNUM (LAST_IWMMXT_REGNUM + 1)
#define LAST_IWMMXT_GR_REGNUM (FIRST_IWMMXT_GR_REGNUM + 3)