target/mips: Replace gen_exception_err(err=0) by gen_exception_end()

generate_exception_err(err=0) is simply generate_exception_end().

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20201214183739.500368-11-f4bug@amsat.org>

target/mips/translate.c

@@ -2897,7 +2897,7 @@ void gen_move_high32(TCGv ret, TCGv_i64 arg)
 static inline void check_cp0_enabled(DisasContext *ctx)
 {
     if (unlikely(!(ctx->hflags & MIPS_HFLAG_CP0))) {
-        generate_exception_err(ctx, EXCP_CpU, 0);
+        generate_exception_end(ctx, EXCP_CpU);
     }
 }
@@ -3103,10 +3103,10 @@ static inline void check_mt(DisasContext *ctx)
 static inline void check_cp0_mt(DisasContext *ctx)
 {
     if (unlikely(!(ctx->hflags & MIPS_HFLAG_CP0))) {
-        generate_exception_err(ctx, EXCP_CpU, 0);
+        generate_exception_end(ctx, EXCP_CpU);
     } else {
         if (unlikely(!(ctx->CP0_Config3 & (1 << CP0C3_MT)))) {
-            generate_exception_err(ctx, EXCP_RI, 0);
+            generate_exception_end(ctx, EXCP_RI);
         }
     }
 }