target/mips: Clean up handling of CP0 register 30

Clean up handling of CP0 register 30.

Reviewed-by: Aleksandar Rikalo <arikalo@wavecomp.com>
Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Message-Id: <1567009614-12438-30-git-send-email-aleksandar.markovic@rt-rk.com>

diff --git a/target/mips/translate.c b/target/mips/translate.c
index 6d6fda6791e683ae6b6634b7eac378467cbc1d33..93f7a20a3b687aa287dd79727216fcf93147d5d4 100644 (file)
--- a/target/mips/translate.c
+++ b/target/mips/translate.c
@@ -7521,7 +7521,7 @@ static void gen_mfc0(DisasContext *ctx, TCGv arg, int reg, int sel)
         break;
     case CP0_REGISTER_30:
         switch (sel) {
-        case 0:
+        case CP0_REG30__ERROREPC:
             tcg_gen_ld_tl(arg, cpu_env, offsetof(CPUMIPSState, CP0_ErrorEPC));
             tcg_gen_ext32s_tl(arg, arg);
             register_name = "ErrorEPC";
@@ -8272,7 +8272,7 @@ static void gen_mtc0(DisasContext *ctx, TCGv arg, int reg, int sel)
        break;
     case CP0_REGISTER_30:
         switch (sel) {
-        case 0:
+        case CP0_REG30__ERROREPC:
             tcg_gen_st_tl(arg, cpu_env, offsetof(CPUMIPSState, CP0_ErrorEPC));
             register_name = "ErrorEPC";
             break;
@@ -8999,7 +8999,7 @@ static void gen_dmfc0(DisasContext *ctx, TCGv arg, int reg, int sel)
         break;
     case CP0_REGISTER_30:
         switch (sel) {
-        case 0:
+        case CP0_REG30__ERROREPC:
             tcg_gen_ld_tl(arg, cpu_env, offsetof(CPUMIPSState, CP0_ErrorEPC));
             register_name = "ErrorEPC";
             break;
@@ -9736,7 +9736,7 @@ static void gen_dmtc0(DisasContext *ctx, TCGv arg, int reg, int sel)
         break;
     case CP0_REGISTER_30:
         switch (sel) {
-        case 0:
+        case CP0_REG30__ERROREPC:
             tcg_gen_st_tl(arg, cpu_env, offsetof(CPUMIPSState, CP0_ErrorEPC));
             register_name = "ErrorEPC";
             break;