From 82dfdd5e98bb296e73bbb3ec1c01ca5c22aac631 Mon Sep 17 00:00:00 2001
From: Rose Hogenson <rhogenson@posteo.net>
Date: Mon, 24 Jan 2022 20:41:07 -0800
Subject: Implement lambda?

---
 csc/ir2.csc | 99 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 csc/ir2.csc

(limited to 'csc/ir2.csc')

diff --git a/csc/ir2.csc b/csc/ir2.csc
new file mode 100644
index 0000000..1542f1e
--- /dev/null
+++ b/csc/ir2.csc
@@ -0,0 +1,99 @@
+(define-library (csc ir2)
+  (export
+    lambda-body
+    lambda-case-alternate
+    lambda-case-arguments
+    lambda-case-body
+    lambda-case-gensyms
+    lambda-case-rest
+    lambda-case?
+    make-lambda-case
+
+    ; Re-exports from IR1.
+    lambda?
+    make-lambda
+    call-arguments
+    call-procedure
+    call?
+    constant-expression
+    constant?
+    if-alternate
+    if-consequent
+    if-test
+    if?
+    library-ref-library
+    library-ref-name
+    library-ref-public?
+    library-ref?
+    library-set-expression
+    library-set-library
+    library-set-name
+    library-set-public?
+    library-set?
+    make-call
+    make-constant
+    make-if
+    make-library-ref
+    make-library-set
+    make-sequence
+    make-toplevel-define
+    make-void
+    sequence-head
+    sequence-tail
+    sequence?
+    toplevel-define-expression
+    toplevel-define-name
+    toplevel-define?
+    void?)
+  (import (scheme base)
+          (only (csc ir1)
+            call-arguments
+            call-procedure
+            call?
+            constant-expression
+            constant?
+            if-alternate
+            if-consequent
+            if-test
+            if?
+            lambda-body
+            lambda?
+            library-ref-library
+            library-ref-name
+            library-ref-public?
+            library-ref?
+            library-set-expression
+            library-set-library
+            library-set-name
+            library-set-public?
+            library-set?
+            make-call
+            make-constant
+            make-if
+            make-lambda
+            make-library-ref
+            make-library-set
+            make-sequence
+            make-toplevel-define
+            make-void
+            sequence-head
+            sequence-tail
+            sequence?
+            toplevel-define-expression
+            toplevel-define-name
+            toplevel-define?
+            void?))
+  (begin
+    ; This library defines the intermediate representation IR2.
+    ; It's CPS time bitch.
+
+
+    ; <closure-ref> idx
+    ; Reference to a variable by index in the closure.
+    (define-record-type <closure-ref>
+      (make-closure-ref idx)
+      closure-ref?
+      (idx closure-ref-index))
+
+
+    ; <lambda-case> arguments rest 
-- 
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