Split off pure terminal output

1 files changed, 93 insertions, 0 deletions

diff --git a/nandgame/cpp/simpc_term.cpp b/nandgame/cpp/simpc_term.cpp
new file mode 100644
index 0000000..4db7266
--- /dev/null
+++ b/nandgame/cpp/simpc_term.cpp
@@ -0,0 +1,93 @@
+#include "simpc_ui.h"
+
+#include "disas.h"
+
+#define NCUR_X 5
+#define attroff(...)
+#define attron(...)
+#define PRINT_ME(y, x, ...)                                                    \
+  {                                                                            \
+    printf("%*c", x, ' ');                                                     \
+    printf(__VA_ARGS__);                                                       \
+    printf("\n");                                                              \
+  }
+#define PRINT_ME_W(w, y, x, ...)                                                    \
+  {                                                                            \
+    printf("%*c", x, ' ');                                                     \
+    printf(__VA_ARGS__);                                                       \
+    printf("\n");                                                              \
+  }
+#define PRINT_NEXT()                                                           \
+  { puts("-----"); }
+
+
+#include "Vcomputer.h"
+#include "Vcomputer___024root.h"
+#include "Vcomputer_computer.h"
+#include "verilated.h"
+#include <cstdint>
+#include <cstdio>
+#include <sched.h>
+
+bool paused = false;
+
+static void handle_key();
+
+void simpc_ui_write(const std::unique_ptr<Vcomputer> &topp, uint64_t &i,
+                    StepPosition_t sp) {
+  uint16_t opcode = topp->computer->PC_content_int;
+
+  PRINT_ME_W(status_top, 0, 0, "Step: %10lu \b%c", i,
+             sp == StepPosition_t::BEFORE_EVAL ? 'A' : 'B');
+  PRINT_ME_W(status_top, 1, 0, "%-20s", paused ? "Paused" : "Running");
+
+  PRINT_ME(3, NCUR_X, "CLK1: %4d\tPC: @0x%04X\tINS: 0x%04X\tHLT: %d",
+           topp->clk_in,
+           // wrong
+           // topp->computer->clk_in,
+           topp->computer->PC_addr_int, opcode, topp->halt);
+
+  auto insline = print_decoded(opcode, true);
+  PRINT_ME(5, NCUR_X, "%-80s", insline.c_str());
+
+  PRINT_ME(7, NCUR_X, "A: 0x%04X\tD: 0x%04X\tM: 0x%04X\tRES: 0x%04X",
+           topp->computer->reg_A_int, topp->computer->reg_D_int,
+           topp->computer->reg_pA_int, topp->computer->result_int);
+  PRINT_ME(
+      8, NCUR_X, "%c%8d\t%c%8d\t%c%8d\t%11d",
+      topp->computer->store_to_A_int ? '*' : ' ', topp->computer->reg_A_int,
+      topp->computer->store_to_D_int ? '*' : ' ', topp->computer->reg_D_int,
+      topp->computer->store_to_pA_int ? '*' : ' ', topp->computer->reg_pA_int,
+      topp->computer->result_int);
+ 
+  PRINT_NEXT();
+}
+
+void simpc_ui_finish_message(const std::unique_ptr<VerilatedContext> &contextp,
+                             const std::unique_ptr<Vcomputer> &topp) {
+  attron(A_BOLD);
+  auto xpos = 20;
+  PRINT_ME_W(status_top, 0, xpos, "Simulation finished.");
+  const char *msg;
+  if (topp->halt) {
+    msg = "Halt encountered.";
+  } else if (!contextp->gotFinish()) {
+    msg = "Step count exceeded.";
+  } else {
+    msg = "Regular finish.";
+  }
+  PRINT_ME_W(status_top, 1, xpos, "%s", msg);
+
+  attroff(A_BOLD);
+}
+
+void simpc_ui_init(void) {
+}
+
+void simpc_ui_cleanup(void) {
+
+}
+
+void simpc_ui_confirm_finish(void) {
+
+}