target/s390x: Use env_cpu, env_archcpu

Cleanup in the boilerplate that each target must define.
Replace s390_env_get_cpu with env_archcpu.  The combination
CPU(s390_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.

Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 1 insertions, 3 deletions

diff --git a/target/s390x/fpu_helper.c b/target/s390x/fpu_helper.c
index d2c17ed..5faf973 100644
--- a/target/s390x/fpu_helper.c
+++ b/target/s390x/fpu_helper.c
@@ -114,8 +114,6 @@ static void handle_exceptions(CPUS390XState *env, bool XxC, uintptr_t retaddr)
 
 int float_comp_to_cc(CPUS390XState *env, int float_compare)
 {
-    S390CPU *cpu = s390_env_get_cpu(env);
-
     switch (float_compare) {
     case float_relation_equal:
         return 0;
@@ -126,7 +124,7 @@ int float_comp_to_cc(CPUS390XState *env, int float_compare)
     case float_relation_unordered:
         return 3;
     default:
-        cpu_abort(CPU(cpu), "unknown return value for float compare\n");
+        cpu_abort(env_cpu(env), "unknown return value for float compare\n");
     }
 }