* cgen-ops.h (ADDQI, SUBQI, MULQI, NEGQI, ABSQI, ADDHI, SUBHI)

	(MULHI, NEGHI, ABSHI, ADDSI, SUBSI, MULSI, NEGSI, ABSSI, ADDDI)
	(SUBDI, MULDI, NEGDI, ABSDI): Cast arguments to the unsigned type
	variant; UQI, UHI, USI, UDI, and cast the result to the signed
	type, QI, HI, SI, DI.

diff --git a/sim/common/ChangeLog b/sim/common/ChangeLog
index 031c4c799cc581ab5d4ff78582c90fa9ff1803e9..91ba924147dc92c372bbf1037acbe04091a98cab 100644 (file)
--- a/sim/common/ChangeLog
+++ b/sim/common/ChangeLog
@@ -1,5 +1,11 @@
 2009-01-07  Hans-Peter Nilsson  <hp@axis.com>
 
+       * cgen-ops.h (ADDQI, SUBQI, MULQI, NEGQI, ABSQI, ADDHI, SUBHI)
+       (MULHI, NEGHI, ABSHI, ADDSI, SUBSI, MULSI, NEGSI, ABSSI, ADDDI)
+       (SUBDI, MULDI, NEGDI, ABSDI): Cast arguments to the unsigned type
+       variant; UQI, UHI, USI, UDI, and cast the result to the signed
+       type, QI, HI, SI, DI.
+
        * callback.c (os_error): Mark as being a noreturn function.
        * sim-io.h (sim_io_error): Similar for sim_io_error.
 

diff --git a/sim/common/cgen-ops.h b/sim/common/cgen-ops.h
index d90eb20b2e436ea082b03e6503efa1d736664567..063bf7af4a3ee7d0cef583b21abe5f31f92fb46a 100644 (file)
--- a/sim/common/cgen-ops.h
+++ b/sim/common/cgen-ops.h
@@ -59,9 +59,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define GTUBI(x, y) ((BI) (x) > (BI) (y))
 #define GEUBI(x, y) ((BI) (x) >= (BI) (y))
 \f
-#define ADDQI(x, y) ((x) + (y))
-#define SUBQI(x, y) ((x) - (y))
-#define MULQI(x, y) ((x) * (y))
+#define ADDQI(x, y) ((QI) ((UQI) (x) + (UQI) (y)))
+#define SUBQI(x, y) ((QI) ((UQI) (x) - (UQI) (y)))
+#define MULQI(x, y) ((QI) ((UQI) (x) * (UQI) (y)))
 #define DIVQI(x, y) ((QI) (x) / (QI) (y))
 #define UDIVQI(x, y) ((UQI) (x) / (UQI) (y))
 #define MODQI(x, y) ((QI) (x) % (QI) (y))
@@ -74,10 +74,10 @@ extern QI ROLQI (QI, int);
 #define ANDQI(x, y) ((x) & (y))
 #define ORQI(x, y) ((x) | (y))
 #define XORQI(x, y) ((x) ^ (y))
-#define NEGQI(x) (- (x))
+#define NEGQI(x) ((QI) (- (UQI) (x)))
 #define NOTQI(x) (! (QI) (x))
 #define INVQI(x) (~ (x))
-#define ABSQI(x) ((x) < 0 ? -(x) : (x))
+#define ABSQI(x) ((QI) ((QI) (x) < 0 ? -(UQI) (x) : (UQI) (x)))
 #define EQQI(x, y) ((QI) (x) == (QI) (y))
 #define NEQI(x, y) ((QI) (x) != (QI) (y))
 #define LTQI(x, y) ((QI) (x) < (QI) (y))
@@ -89,9 +89,9 @@ extern QI ROLQI (QI, int);
 #define GTUQI(x, y) ((UQI) (x) > (UQI) (y))
 #define GEUQI(x, y) ((UQI) (x) >= (UQI) (y))
 \f
-#define ADDHI(x, y) ((x) + (y))
-#define SUBHI(x, y) ((x) - (y))
-#define MULHI(x, y) ((x) * (y))
+#define ADDHI(x, y) ((HI) ((UHI) (x) + (UHI) (y)))
+#define SUBHI(x, y) ((HI) ((UHI) (x) - (UHI) (y)))
+#define MULHI(x, y) ((HI) ((UHI) (x) * (UHI) (y)))
 #define DIVHI(x, y) ((HI) (x) / (HI) (y))
 #define UDIVHI(x, y) ((UHI) (x) / (UHI) (y))
 #define MODHI(x, y) ((HI) (x) % (HI) (y))
@@ -104,10 +104,10 @@ extern HI ROLHI (HI, int);
 #define ANDHI(x, y) ((x) & (y))
 #define ORHI(x, y) ((x) | (y))
 #define XORHI(x, y) ((x) ^ (y))
-#define NEGHI(x) (- (x))
+#define NEGHI(x) ((HI) (- (UHI) (x)))
 #define NOTHI(x) (! (HI) (x))
 #define INVHI(x) (~ (x))
-#define ABSHI(x) ((x) < 0 ? -(x) : (x))
+#define ABSHI(x) ((HI) ((HI) (x) < 0 ? -(UHI) (x) : (UHI) (x)))
 #define EQHI(x, y) ((HI) (x) == (HI) (y))
 #define NEHI(x, y) ((HI) (x) != (HI) (y))
 #define LTHI(x, y) ((HI) (x) < (HI) (y))
@@ -119,9 +119,9 @@ extern HI ROLHI (HI, int);
 #define GTUHI(x, y) ((UHI) (x) > (UHI) (y))
 #define GEUHI(x, y) ((UHI) (x) >= (UHI) (y))
 \f
-#define ADDSI(x, y) ((x) + (y))
-#define SUBSI(x, y) ((x) - (y))
-#define MULSI(x, y) ((x) * (y))
+#define ADDSI(x, y) ((SI) ((USI) (x) + (USI) (y)))
+#define SUBSI(x, y) ((SI) ((USI) (x) - (USI) (y)))
+#define MULSI(x, y) ((SI) ((USI) (x) * (USI) (y)))
 #define DIVSI(x, y) ((SI) (x) / (SI) (y))
 #define UDIVSI(x, y) ((USI) (x) / (USI) (y))
 #define MODSI(x, y) ((SI) (x) % (SI) (y))
@@ -134,10 +134,10 @@ extern SI ROLSI (SI, int);
 #define ANDSI(x, y) ((x) & (y))
 #define ORSI(x, y) ((x) | (y))
 #define XORSI(x, y) ((x) ^ (y))
-#define NEGSI(x) (- (x))
+#define NEGSI(x) ((SI) (- (USI) (x)))
 #define NOTSI(x) (! (SI) (x))
 #define INVSI(x) (~ (x))
-#define ABSSI(x) ((x) < 0 ? -(x) : (x))
+#define ABSSI(x) ((SI) ((SI) (x) < 0 ? -(USI) (x) : (USI) (x)))
 #define EQSI(x, y) ((SI) (x) == (SI) (y))
 #define NESI(x, y) ((SI) (x) != (SI) (y))
 #define LTSI(x, y) ((SI) (x) < (SI) (y))
@@ -179,9 +179,9 @@ extern int LEUDI (UDI, UDI);
 extern int GTUDI (UDI, UDI);
 extern int GEUDI (UDI, UDI);
 #else /* ! DI_FN_SUPPORT */
-#define ADDDI(x, y) ((x) + (y))
-#define SUBDI(x, y) ((x) - (y))
-#define MULDI(x, y) ((x) * (y))
+#define ADDDI(x, y) ((DI) ((UDI) (x) + (UDI) (y)))
+#define SUBDI(x, y) ((DI) ((UDI) (x) - (UDI) (y)))
+#define MULDI(x, y) ((DI) ((UDI) (x) * (UDI) (y)))
 #define DIVDI(x, y) ((DI) (x) / (DI) (y))
 #define UDIVDI(x, y) ((UDI) (x) / (UDI) (y))
 #define MODDI(x, y) ((DI) (x) % (DI) (y))
@@ -194,10 +194,10 @@ extern DI ROLDI (DI, int);
 #define ANDDI(x, y) ((x) & (y))
 #define ORDI(x, y) ((x) | (y))
 #define XORDI(x, y) ((x) ^ (y))
-#define NEGDI(x) (- (x))
+#define NEGDI(x) ((DI) (- (UDI) (x)))
 #define NOTDI(x) (! (DI) (x))
 #define INVDI(x) (~ (x))
-#define ABSDI(x) ((x) < 0 ? -(x) : (x))
+#define ABSDI(x) ((DI) ((DI) (x) < 0 ? -(UDI) (x) : (UDI) (x)))
 #define EQDI(x, y) ((DI) (x) == (DI) (y))
 #define NEDI(x, y) ((DI) (x) != (DI) (y))
 #define LTDI(x, y) ((DI) (x) < (DI) (y))