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-rw-r--r--src/macros/constants.asm19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/macros/constants.asm b/src/macros/constants.asm
new file mode 100644
index 0000000..ceb0c7f
--- /dev/null
+++ b/src/macros/constants.asm
@@ -0,0 +1,19 @@
+const_def: MACRO
+if _NARG > 0
+const_value = \1
+else
+const_value = 0
+endc
+ENDM
+
+const: MACRO
+\1 EQU const_value
+const_value = const_value + 1
+ENDM
+
+deck_const: MACRO
+if const_value >= 2
+\1_ID EQU const_value + -2
+endc
+ const \1
+ENDM