It is very handy to have a reliable mapping of a condition to its inverse.

Signed-off-by: Richard Henderson <r...@twiddle.net>
---
 tcg/tcg.h |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/tcg/tcg.h b/tcg/tcg.h
index 9824493..376d6af 100644
--- a/tcg/tcg.h
+++ b/tcg/tcg.h
@@ -205,6 +205,11 @@ typedef enum {
     TCG_COND_GTU,
 } TCGCond;
 
+static inline TCGCond tcg_invert_cond(TCGCond c)
+{
+    return (TCGCond)(c ^ 1);
+}
+
 #define TEMP_VAL_DEAD  0
 #define TEMP_VAL_REG   1
 #define TEMP_VAL_MEM   2
-- 
1.6.5.2



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