From: Richard Henderson <rth@twiddle.net>
Date: Sun, 27 Dec 2009 09:09:41 +0000 (+0000)
Subject: tcg: Add tcg_unsigned_cond.
X-Git-Tag: v0.13.0-rc0~1813
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ff44c2f3c80dcdec7fe1ba8853ab9c03e6e37f7e;p=thirdparty%2Fqemu.git

tcg: Add tcg_unsigned_cond.

Returns an unsigned version of a signed condition;
returns the original condition otherwise.

Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
---

diff --git a/tcg/tcg.h b/tcg/tcg.h
index 98244931849..121b17c2b90 100644
--- a/tcg/tcg.h
+++ b/tcg/tcg.h
@@ -205,6 +205,11 @@ typedef enum {
     TCG_COND_GTU,
 } TCGCond;
 
+static inline TCGCond tcg_unsigned_cond(TCGCond c)
+{
+    return (c >= TCG_COND_LT && c <= TCG_COND_GT ? c + 4 : c);
+}
+
 #define TEMP_VAL_DEAD  0
 #define TEMP_VAL_REG   1
 #define TEMP_VAL_MEM   2