Differences

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--- intrinsic_statements [2020/02/16 05:14] – adminz
+++ intrinsic_statements [2020/03/04 03:35] (current) – [Implementation] jtwine
@@ Line 26: / Line 26: @@
 <code c>
-__Fill From Reg1 To Reg2 With 0xAA
+__Fill From Reg1 To Reg2 With 0xAA;
 </code>
@@ Line 36: / Line 36: @@
 <code c>
-__FillRamp From Reg1 To Reg2 With 0x42
+__FillRamp From Reg1 To Reg2 With 0x42;
 </code>
 ==== Implementation ====
-The intrinsic statements are implemented via a custom program (Program #99, ''%%__%%IP%%__%%P99'') that is created and added to the compiled file near the end of the compilation phase.  Its implementation is as follows:
+The intrinsic statements are implemented via a custom program (Program #99, ''%%__%%IP%%__%%P99'') that is added internally and compiled near the end of the compilation phase.  Its implementation is as follows:
 <code c>
 Program __IP__P99;
-    Alias Command=RegF;                     // First Parameter - Intrinsic Command
+    Alias Command=RegF;                     // First Parameter  - Intrinsic Command
     Alias FromOrDelay=RegE;                 // Second Parameter - Start Of Fill Range or Delay Counter/Value
-    Alias To=RegD;                          // Third Parameter - End Of Fill Range
+    Alias To=RegD;                          // Third Parameter  - End Of Fill Range
     Alias FillChar=RegC;                    // Fourth Parameter - Character to use for Fill/FillRamp
@@ Line 77: / Line 77: @@
         Goto FillReturn;                    // Go Back To Fill Routine
-:End                                        // End Of Program 99
+    :End
+EndProgram;                                 // End Of Program 99
 </code>
-When a intrinsic statement is encountered, the statement is replaced with code to populate the necessary registers with the necessary parameters and a call to Program 99 is made.
+When a intrinsic statement is encountered, the statement is replaced with code to populate the necessary registers with the necessary parameters and a call to Program 99 is made.  For example, the following call to the ''%%__%%Delay'' intrinsic:
+<code c>
+__Delay 50;
+</code>
+-Is replaced with the equivalent of the following code:
+<code c>
+RegF = 1;
+RegE = 50;
+Execute 99;
+</code>