Re: [PATCH] mips: pass code of conditional trap

[Richard Henderson]

On 6/20/24 16:46, YunQiang Su wrote:
@@ -4553,7 +4559,7 @@ static void gen_trap(DisasContext *ctx, uint32_t opc,
          if (ctx->hflags != ctx->saved_hflags) {
              tcg_gen_movi_i32(hflags, ctx->hflags);
          }
-        generate_exception(ctx, EXCP_TRAP);
+        generate_exception_with_code(ctx, EXCP_TRAP, code);
          gen_set_label(l1);
      }
  }

There are two instances within gen_trap, one of which *does* store into error_code, but 
that gets overwritten by do_raise_exception_err.

Search for EXCP_TRAP.


r~