target/nios2: Clean up nios2_cpu_dump_state

Do not print control registers for user-only mode.
Rename reserved control registers to "resN", where
N is the control register index.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220421151735.31996-24-richard.henderson@linaro.org>

diff --git a/target/nios2/translate.c b/target/nios2/translate.c
index 308da8057cf8fae1ab1f235d187b7c3ac767baae..fc49a7101f6a4eab721ae182d31f09a3d20e6d89 100644 (file)
--- a/target/nios2/translate.c
+++ b/target/nios2/translate.c
@@ -783,16 +783,18 @@ static const char * const gr_regnames[NUM_GP_REGS] = {
     "fp",         "ea",         "ba",         "ra",
 };
 
+#ifndef CONFIG_USER_ONLY
 static const char * const cr_regnames[NUM_CR_REGS] = {
     "status",     "estatus",    "bstatus",    "ienable",
-    "ipending",   "cpuid",      "reserved0",  "exception",
+    "ipending",   "cpuid",      "res6",       "exception",
     "pteaddr",    "tlbacc",     "tlbmisc",    "reserved1",
     "badaddr",    "config",     "mpubase",    "mpuacc",
-    "reserved2",  "reserved3",  "reserved4",  "reserved5",
-    "reserved6",  "reserved7",  "reserved8",  "reserved9",
-    "reserved10", "reserved11", "reserved12", "reserved13",
-    "reserved14", "reserved15", "reserved16", "reserved17",
+    "res16",      "res17",      "res18",      "res19",
+    "res20",      "res21",      "res22",      "res23",
+    "res24",      "res25",      "res26",      "res27",
+    "res28",      "res29",      "res30",      "res31",
 };
+#endif
 
 #include "exec/gen-icount.h"
 
@@ -905,10 +907,6 @@ void nios2_cpu_dump_state(CPUState *cs, FILE *f, int flags)
     CPUNios2State *env = &cpu->env;
     int i;
 
-    if (!env) {
-        return;
-    }
-
     qemu_fprintf(f, "IN: PC=%x %s\n", env->pc, lookup_symbol(env->pc));
 
     for (i = 0; i < NUM_GP_REGS; i++) {
@@ -917,13 +915,14 @@ void nios2_cpu_dump_state(CPUState *cs, FILE *f, int flags)
             qemu_fprintf(f, "\n");
         }
     }
+
+#if !defined(CONFIG_USER_ONLY)
     for (i = 0; i < NUM_CR_REGS; i++) {
         qemu_fprintf(f, "%9s=%8.8x ", cr_regnames[i], env->ctrl[i]);
         if ((i + 1) % 4 == 0) {
             qemu_fprintf(f, "\n");
         }
     }
-#if !defined(CONFIG_USER_ONLY)
     qemu_fprintf(f, " mmu write: VPN=%05X PID %02X TLBACC %08X\n",
                  env->mmu.pteaddr_wr & CR_PTEADDR_VPN_MASK,
                  (env->mmu.tlbmisc_wr & CR_TLBMISC_PID_MASK) >> 4,