target/ppc: Introduce REQUIRE_VSX macro

Introduce the macro to centralize checking if the VSX facility is
enabled and handle it correctly.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Bruno Larsen (billionai) <bruno.larsen@eldorado.org.br>
Signed-off-by: Luis Pires <luis.pires@eldorado.org.br>
Signed-off-by: Matheus Ferst <matheus.ferst@eldorado.org.br>
Message-Id: <20211104123719.323713-11-matheus.ferst@eldorado.org.br>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>

diff --git a/target/ppc/translate.c b/target/ppc/translate.c
index fc9d35a7a84f2882f0aee6ce10fc53a82c6cc8d4..e88b613093c8ce72919c28198d1397998c1770cd 100644 (file)
--- a/target/ppc/translate.c
+++ b/target/ppc/translate.c
@@ -7354,6 +7354,14 @@ static int times_16(DisasContext *ctx, int x)
         }                                               \
     } while (0)
 
+#define REQUIRE_VSX(CTX)                                \
+    do {                                                \
+        if (unlikely(!(CTX)->vsx_enabled)) {            \
+            gen_exception((CTX), POWERPC_EXCP_VSXU);    \
+            return true;                                \
+        }                                               \
+    } while (0)
+
 #define REQUIRE_FPU(ctx)                                \
     do {                                                \
         if (unlikely(!(ctx)->fpu_enabled)) {            \