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-rw-r--r--gcc/config/i386/i386.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/config/i386/i386.h b/gcc/config/i386/i386.h
index 35666627719..08424a4caac 100644
--- a/gcc/config/i386/i386.h
+++ b/gcc/config/i386/i386.h
@@ -1581,7 +1581,9 @@ enum reg_class
|| ((CLASS) == BREG) \
|| ((CLASS) == AD_REGS) \
|| ((CLASS) == SIREG) \
- || ((CLASS) == DIREG))
+ || ((CLASS) == DIREG) \
+ || ((CLASS) == FP_TOP_REG) \
+ || ((CLASS) == FP_SECOND_REG))
/* Return a class of registers that cannot change FROM mode to TO mode.