Added assembler pseudo commands .P4510 and .IFP4510 together with docs and testcase

src/ca65/condasm.c

@@ -386,6 +386,16 @@ void DoConditionals (void)
                 CalcOverallIfCond ();
                 break;
 
+            case TOK_IFP4510:
+                D = AllocIf (".IFP4510", 1);
+                NextTok ();
+                if (IfCond) {
+                    SetIfCond (D, GetCPU() == CPU_4510);
+                }
+                ExpectSep ();
+                CalcOverallIfCond ();
+                break;
+
             case TOK_IFP816:
                 D = AllocIf (".IFP816", 1);
                 NextTok ();
@@ -457,6 +467,7 @@ int CheckConditionals (void)
         case TOK_IFNDEF:
         case TOK_IFNREF:
         case TOK_IFP02:
+        case TOK_IFP4510:
         case TOK_IFP816:
         case TOK_IFPC02:
         case TOK_IFPSC02:

src/ca65/pseudo.c

@@ -1530,6 +1530,14 @@ static void DoP816 (void)
 
 
 
+static void DoP4510 (void)
+/* Switch to 4510 CPU */
+{
+    SetCPU (CPU_4510);
+}
+
+
+
 static void DoPageLength (void)
 /* Set the page length for the listing */
 {
@@ -2033,6 +2041,7 @@ static CtrlDesc CtrlCmdTab [] = {
     { ccKeepToken,      DoConditionals  },      /* .IFNDEF */
     { ccKeepToken,      DoConditionals  },      /* .IFNREF */
     { ccKeepToken,      DoConditionals  },      /* .IFP02 */
+    { ccKeepToken,      DoConditionals  },      /* .IFP4510 */
     { ccKeepToken,      DoConditionals  },      /* .IFP816 */
     { ccKeepToken,      DoConditionals  },      /* .IFPC02 */
     { ccKeepToken,      DoConditionals  },      /* .IFPSC02 */
@@ -2063,6 +2072,7 @@ static CtrlDesc CtrlCmdTab [] = {
     { ccNone,           DoOrg           },
     { ccNone,           DoOut           },
     { ccNone,           DoP02           },
+    { ccNone,           DoP4510         },
     { ccNone,           DoP816          },
     { ccNone,           DoPageLength    },
     { ccNone,           DoUnexpected    },      /* .PARAMCOUNT */

src/ca65/scanner.c

@@ -216,6 +216,7 @@ struct DotKeyword {
     { ".IFNDEF",        TOK_IFNDEF              },
     { ".IFNREF",        TOK_IFNREF              },
     { ".IFP02",         TOK_IFP02               },
+    { ".IFP4510",       TOK_IFP4510             },
     { ".IFP816",        TOK_IFP816              },
     { ".IFPC02",        TOK_IFPC02              },
     { ".IFPSC02",       TOK_IFPSC02             },
@@ -251,6 +252,7 @@ struct DotKeyword {
     { ".ORG",           TOK_ORG                 },
     { ".OUT",           TOK_OUT                 },
     { ".P02",           TOK_P02                 },
+    { ".P4510",         TOK_P4510               },
     { ".P816",          TOK_P816                },
     { ".PAGELEN",       TOK_PAGELENGTH          },
     { ".PAGELENGTH",    TOK_PAGELENGTH          },

src/ca65/token.h

@@ -193,6 +193,7 @@ typedef enum token_t {
     TOK_IFNDEF,
     TOK_IFNREF,
     TOK_IFP02,
+    TOK_IFP4510,
     TOK_IFP816,
     TOK_IFPC02,
     TOK_IFPSC02,
@@ -223,6 +224,7 @@ typedef enum token_t {
     TOK_ORG,
     TOK_OUT,
     TOK_P02,
+    TOK_P4510,
     TOK_P816,
     TOK_PAGELENGTH,
     TOK_PARAMCOUNT,