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[Qemu-devel] [PATCH 1/3] tcg: Add is_unsigned_cond
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH 1/3] tcg: Add is_unsigned_cond |
Date: |
Mon, 24 Sep 2012 14:21:39 -0700 |
Before we rearrange the TCG_COND enumeration, add a predicate for
the (single) use of comparisons vs TCGCond.
Signed-off-by: Richard Henderson <address@hidden>
---
tcg/s390/tcg-target.c | 2 +-
tcg/tcg.h | 5 +++++
2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/tcg/s390/tcg-target.c b/tcg/s390/tcg-target.c
index 3b90605..6e95eba 100644
--- a/tcg/s390/tcg-target.c
+++ b/tcg/s390/tcg-target.c
@@ -1113,7 +1113,7 @@ static void tgen64_xori(TCGContext *s, TCGReg dest,
tcg_target_ulong val)
static int tgen_cmp(TCGContext *s, TCGType type, TCGCond c, TCGReg r1,
TCGArg c2, int c2const)
{
- bool is_unsigned = (c > TCG_COND_GT);
+ bool is_unsigned = is_unsigned_cond(c);
if (c2const) {
if (c2 == 0) {
if (type == TCG_TYPE_I32) {
diff --git a/tcg/tcg.h b/tcg/tcg.h
index 48a56f0..120daab 100644
--- a/tcg/tcg.h
+++ b/tcg/tcg.h
@@ -298,6 +298,11 @@ static inline TCGCond tcg_unsigned_cond(TCGCond c)
return (c >= TCG_COND_LT && c <= TCG_COND_GT ? c + 4 : c);
}
+static inline bool is_unsigned_cond(TCGCond c)
+{
+ return c >= TCG_COND_LTU;
+}
+
#define TEMP_VAL_DEAD 0
#define TEMP_VAL_REG 1
#define TEMP_VAL_MEM 2
--
1.7.11.4