target/ppc: simplify VEXT_SIGNED macro in int_helper.c

As pointed out by Richard: it does not need the mask argument, nor does it need
the recast argument. The masking is implied by the cast argument, and the
recast is implied by the assignment.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>

diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c
index 355b6630a219b175081893594e7a205a96d598ce..ffc9cbc4ed69dceca251c5a840630c85bd725dbb 100644 (file)
--- a/target/ppc/int_helper.c
+++ b/target/ppc/int_helper.c
@@ -2024,19 +2024,19 @@ void helper_xxinsertw(CPUPPCState *env, target_ulong xtn,
     putVSR(xtn, &xt, env);
 }
 
-#define VEXT_SIGNED(name, element, mask, cast, recast)              \
+#define VEXT_SIGNED(name, element, cast)                            \
 void helper_##name(ppc_avr_t *r, ppc_avr_t *b)                      \
 {                                                                   \
     int i;                                                          \
     VECTOR_FOR_INORDER_I(i, element) {                              \
-        r->element[i] = (recast)((cast)(b->element[i] & mask));     \
+        r->element[i] = (cast)b->element[i];                        \
     }                                                               \
 }
-VEXT_SIGNED(vextsb2w, s32, UINT8_MAX, int8_t, int32_t)
-VEXT_SIGNED(vextsb2d, s64, UINT8_MAX, int8_t, int64_t)
-VEXT_SIGNED(vextsh2w, s32, UINT16_MAX, int16_t, int32_t)
-VEXT_SIGNED(vextsh2d, s64, UINT16_MAX, int16_t, int64_t)
-VEXT_SIGNED(vextsw2d, s64, UINT32_MAX, int32_t, int64_t)
+VEXT_SIGNED(vextsb2w, s32, int8_t)
+VEXT_SIGNED(vextsb2d, s64, int8_t)
+VEXT_SIGNED(vextsh2w, s32, int16_t)
+VEXT_SIGNED(vextsh2d, s64, int16_t)
+VEXT_SIGNED(vextsw2d, s64, int32_t)
 #undef VEXT_SIGNED
 
 #define VNEG(name, element)                                         \