clearBreakpoint before loadRom() to refresh memory; refresh listing view

doc/notes.txt

@@ -50,6 +50,10 @@ TODO:
 - BOM in upload/download?
 - stack view for Z80 platforms using memory map
 - online tools for music etc
+- tools (memory, disasm) use debugging state
+- loadROM needs to stop debugging before loading
+- text log debugging script
+- update listing when recompiling
 
 FYI: Image links for the books on http://8bitworkshop.com/ are broken
 On the website the additional grey spacing next to the program line numbers is not dynamically resized when the web browser window size is changed.  Intentional?

presets/nes/shoot2.c

@@ -404,6 +404,14 @@ const byte SINTBL[32] = {
   -127, -125, -117, -106, -90, -71, -49, -25,
 };
 
+// pre-multiplied by 2
+const int SINTBL2[32] = {
+  0, 25*2, 49*2, 71*2, 90*2, 106*2, 117*2, 125*2,
+  127*2, 125*2, 117*2, 106*2, 90*2, 71*2, 49*2, 25*2,
+  0*2, -25*2, -49*2, -71*2, -90*2, -106*2, -117*2, -125*2,
+  -127*2, -125*2, -117*2, -106*2, -90*2, -71*2, -49*2, -25*2,
+};
+
 signed char isin(byte dir) {
   return SINTBL[dir & 31];
 }
@@ -412,6 +420,29 @@ signed char icos(byte dir) {
   return isin(dir+8);
 }
 
+// Fast 8-bit table lookup macro
+// dest:  destination
+// ident: table identifier
+// index: 8-bit index
+#define FASTLUT8(dest,ident,index) \
+	__AX__ = (index); \
+	asm ("tax"); \
+	asm ("lda %v,x", ident); \
+        (dest) = __AX__;
+
+// Fast 16-bit table lookup (single table of 2-byte words, 128 entries max)
+// dest:  destination (16 bits)
+// ident: table identifier
+// index: 8-bit index
+#define FASTLUT16(dest,ident,index) \
+	__AX__ = (index); \
+        asm ("asl"); \
+	asm ("tay"); \
+	asm ("lda %v+1,y", ident); \
+        asm ("tax"); \
+	asm ("lda %v,y", ident); \
+        (dest) = __AX__;
+
 #define FORMATION_X0 0
 #define FORMATION_Y0 19
 #define FORMATION_XSPACE 24
@@ -467,8 +498,11 @@ void return_attacker(register AttackingEnemy* a) {
 void fly_attacker(register AttackingEnemy* a) {
   byte dir = a->dir;
 #if 1
-  a->x += SINTBL[dir & 31] * 2;
-  a->y += SINTBL[(dir+8) & 31] * 2;
+  int sincos;
+  sincos = FASTLUT16(sincos, SINTBL2, dir&31);
+  a->x += sincos;
+  sincos = FASTLUT16(sincos, SINTBL2, (dir+8)&31);
+  a->y += sincos;
 #else
   a->x += isin(dir) * 2;
   a->y += icos(dir) * 2;
@@ -660,7 +694,7 @@ void does_missile_hit_player() {
     return;
   for (i=0; i<MAX_ATTACKERS; i++) {
     if (missiles[i].ypos != YOFFSCREEN && 
-        in_rect(missiles[i].xpos + 8, missiles[i].ypos + 16, 
+        in_rect(missiles[i].xpos, missiles[i].ypos + 16, 
                 player_x, player_y, 16, 16)) {
       player_exploding = 1;
       break;

src/baseplatform.ts

@@ -202,6 +202,8 @@ export function getToolForFilename_6502(fn:string) : string {
   if (fn.endsWith(".pla")) return "plasm";
   if (fn.endsWith(".c")) return "cc65";
   if (fn.endsWith(".s")) return "ca65";
+  if (fn.endsWith(".ca65")) return "ca65";
+  if (fn.endsWith(".dasm")) return "dasm";
   if (fn.endsWith(".acme")) return "acme";
   return "dasm"; // .a
 }

src/platform/vector.ts

@@ -490,7 +490,7 @@ var DVGBWStateMachine = function(bus, video, bofs) {
     if (!running) return;
     var w = readWord(pc);
     var op = w >> 12;
-    //console.log(hex(pc*2+bofs), hex(w), hex(x>>2), hex(y>>2));
+    //console.log(hex(pc*2+bofs), hex(w), hex(x>>2), hex(y>>2), hex(32-pcstack.length*2));
     pc++;
     switch (op) {
       // VEC

src/ui.ts

@@ -148,13 +148,14 @@ function refreshWindowList() {
   });
   
   // add listings
+  // TODO: update listing when recompiling
   var listings = current_project.getListings();
   if (listings) {
     for (var lstfn in listings) {
       var lst = listings[lstfn];
       if (lst.assemblyfile) {
         addWindowItem(lstfn, getFilenameForPath(lstfn), function(path) {
-          return new Views.ListingView(lst.assemblyfile);
+          return new Views.ListingView(lstfn);
         });
       }
     }
@@ -309,6 +310,7 @@ function _shareFile(e) {
   return true;
 }
 
+// TODO: reset file, not project
 function _resetPreset(e) {
   if (!current_preset_entry) {
     alert("Can only reset built-in file examples.")
@@ -399,8 +401,9 @@ function setCompileOutput(data: WorkerResult) {
     var rom = data.output;
     if (rom) { // TODO instanceof Uint8Array) {
       try {
+        clearBreakpoint(); // so we can replace memory (TODO: change toolbar btn)
         platform.loadROM(getCurrentPresetTitle(), rom);
-        if (!userPaused) resume();
+        if (!userPaused) _resume();
         current_output = rom;
         // TODO: reset profiler etc? (Tell views?)
       } catch (e) {

src/views.ts

@@ -279,7 +279,7 @@ export class SourceEditor implements ProjectView {
   refreshListing() {
     // lookup corresponding sourcefile for this file, using listing
     var lst = current_project.getListingForFile(this.path);
-    if (lst && lst.sourcefile && lst.sourcefile != this.sourcefile) {
+    if (lst && lst.sourcefile && lst.sourcefile !== this.sourcefile) {
       this.sourcefile = lst.sourcefile;
       this.dirtylisting = true;
     }
@@ -484,13 +484,24 @@ export class DisassemblerView implements ProjectView {
 
 export class ListingView extends DisassemblerView implements ProjectView {
   assemblyfile : SourceFile;
+  path : string;
 
-  constructor(assemblyfile : SourceFile) {
+  constructor(lstfn : string) {
     super();
-    this.assemblyfile = assemblyfile;
+    this.path = lstfn;
+  }
+
+  refreshListing() {
+    // lookup corresponding assemblyfile for this file, using listing
+    var lst = current_project.getListingForFile(this.path);
+    if (lst && lst.assemblyfile && lst.assemblyfile !== this.assemblyfile) {
+      this.assemblyfile = lst.assemblyfile;
+    }
   }
 
   refresh(moveCursor: boolean) {
+    this.refreshListing();
+    if (!this.assemblyfile) return; // TODO?
     var state = lastDebugState || platform.saveState();
     var pc = state.c ? state.c.PC : 0;
     var asmtext = this.assemblyfile.text;
@@ -515,11 +526,21 @@ export class ListingView extends DisassemblerView implements ProjectView {
 
 ///
 
+// TODO: make it use debug state
 export class MemoryView implements ProjectView {
   memorylist;
   dumplines;
   maindiv : HTMLElement;
   static IGNORE_SYMS = {s__INITIALIZER:true, /* s__GSINIT:true, */ _color_prom:true};
+  /*
+  read(addr:number) {
+    // TODO: b offset ?
+    if (lastDebugState && lastDebugState.b && addr < lastDebugState.b.length)
+      return lastDebugState.b[addr];
+    else
+      return this.platform.readMemory(addr);
+  }
+  */
 
   createDiv(parent : HTMLElement) {
     var div = document.createElement('div');

test/cli/teststore.js

@@ -146,9 +146,10 @@ describe('Store', function() {
    assert.deepEqual([false], msgs);
    var lst = buildresult.listings.test;
    console.log(lst);
-   assert.equal(3, lst.sourcefile.findLineForOffset(61440+15));
-   assert.equal(null, lst.sourcefile.findLineForOffset(61440+16));
-   assert.equal(null, lst.sourcefile.findLineForOffset(61440-1));
+   assert.equal(3, lst.sourcefile.findLineForOffset(61440+15, 15));
+   assert.equal(null, lst.sourcefile.findLineForOffset(61440+16, 15));
+   assert.equal(null, lst.sourcefile.findLineForOffset(61440+1, 0));
+   assert.equal(null, lst.sourcefile.findLineForOffset(61440-1, 16));
    assert.equal(1, lst.sourcefile.lineCount());
    done();
   });