eater: display both M and P pointers

1 files changed, 16 insertions, 5 deletions

diff --git a/eater_cpu/cpp/simpc_curses.cpp b/eater_cpu/cpp/simpc_curses.cpp
index 0fb29c8..24533e7 100644
--- a/eater_cpu/cpp/simpc_curses.cpp
+++ b/eater_cpu/cpp/simpc_curses.cpp
@@ -103,12 +103,12 @@ void simpc_ui_write(const std::unique_ptr<Veater_computer> &topp, uint64_t i) {
              topp->eater_computer->flags.__PVT__flags_in ? flag_on : flag_off);
   PRINT_ME_W(clock_regs, flagstart + 2, 1,
              "%c InsO | %c RAO | %c AlO | %c Sub | %c OI",
-      topp->eater_computer->flags.__PVT__INS_out ? flag_on : flag_off,
-      topp->eater_computer->flags.__PVT__RAM_out ? flag_on : flag_off,
-      topp->eater_computer->flags.__PVT__ALU_out ? flag_on : flag_off,
+             topp->eater_computer->flags.__PVT__INS_out ? flag_on : flag_off,
+             topp->eater_computer->flags.__PVT__RAM_out ? flag_on : flag_off,
+             topp->eater_computer->flags.__PVT__ALU_out ? flag_on : flag_off,
              topp->eater_computer->flags.__PVT__ALU_subtract_nadd ? flag_on
                                                                   : flag_off,
-      topp->eater_computer->flags.__PVT__OUT_in ? flag_on : flag_off);
+             topp->eater_computer->flags.__PVT__OUT_in ? flag_on : flag_off);
   // PRINT_ME_W(
   //     clock_regs, flagstart, 1,
   //     "| %c | %c | %c %c | %c %c | %c %c | %c %c | %c %c | %c | %c %c %c |",
@@ -139,7 +139,18 @@ void simpc_ui_write(const std::unique_ptr<Veater_computer> &topp, uint64_t i) {
     const int ypos_base = 1;
     const int adr_factored = adr % 8;
     const int xpos_base = adr < 8 ? 1 : 21;
-    const char *prefix = adr == topp->eater_computer->MAR_out ? "> " : "  ";
+    const bool is_m = adr == topp->eater_computer->MAR_out;
+    const bool is_p = adr == topp->eater_computer->PC_out;
+    const char *prefix;
+    if (is_m && is_p)
+      prefix = "MP> ";
+    else if (is_m)
+      prefix = "M > ";
+    else if (is_p)
+      prefix = " P> ";
+    else
+      prefix = "    ";
+
     {
       const uint16_t program_op_code =
           topp->eater_computer->RAM->r_datastore[adr];