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-rw-r--r--src/ChangeLog5
-rw-r--r--src/boot/parser.boot18
-rw-r--r--src/boot/strap/parser.clisp35
-rw-r--r--src/boot/strap/translator.clisp5
-rw-r--r--src/boot/translator.boot1
5 files changed, 37 insertions, 27 deletions
diff --git a/src/ChangeLog b/src/ChangeLog
index 647a7164..fafaf7d4 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,5 +1,10 @@
2012-05-29 Gabriel Dos Reis <gdr@cs.tamu.edu>
+ * boot/parser.boot: Remove references to $bpParentCount.
+ * boot/translator.boot (shoeOutParse): Likewise.
+
+2012-05-29 Gabriel Dos Reis <gdr@cs.tamu.edu>
+
* boot/parser.boot: Remove references to $stack.
* boot/translator.boot: Likewise.
diff --git a/src/boot/parser.boot b/src/boot/parser.boot
index 90d72172..68a8d11f 100644
--- a/src/boot/parser.boot
+++ b/src/boot/parser.boot
@@ -90,7 +90,7 @@ bpFirstTok ps ==
parserTokens ps = nil => mk%Token("ERROR","NOMORE",tokenPosition $stok)
first parserTokens ps
$ttok := tokenValue $stok
- $bpParenCount > 0 and tokenClass $stok = "KEY" =>
+ parserNesting ps > 0 and tokenClass $stok = "KEY" =>
$ttok is "SETTAB" =>
$bpCount:=$bpCount+1
bpNext ps
@@ -114,14 +114,14 @@ bpRequire(ps,f) ==
apply(f,ps,nil) or bpTrap()
bpState ps ==
- [parserTokens ps,parserTrees ps,$bpParenCount,$bpCount]
+ [parserTokens ps,parserTrees ps,parserNesting ps,$bpCount]
bpRestore(ps,x)==
parserTokens(ps) := first x
bpFirstToken ps
parserTrees(ps) := second x
- $bpParenCount:=third x
+ parserNesting(ps) := third x
$bpCount:=CADDDR x
true
@@ -150,22 +150,22 @@ bpIndentParenthesized(ps,f) ==
$bpCount:local:=0
a:=$stok
bpEqPeek "OPAREN" =>
- $bpParenCount:=$bpParenCount+1
+ parserNesting(ps) := parserNesting ps + 1
bpNext ps
apply(f,ps,nil) and bpFirstTok ps and
(bpEqPeek "CPAREN" or bpParenTrap(a)) =>
- $bpParenCount:=$bpParenCount-1
+ parserNesting(ps) := parserNesting ps - 1
bpNextToken ps
$bpCount=0 => true
parserTokens(ps) := append(bpAddTokens $bpCount,parserTokens ps)
bpFirstToken ps
- $bpParenCount=0 =>
+ parserNesting ps = 0 =>
bpCancel ps
true
true
bpEqPeek "CPAREN" =>
bpPush(ps,bfTuple [])
- $bpParenCount:=$bpParenCount-1
+ parserNesting(ps) := parserNesting ps - 1
bpNextToken ps
true
bpParenTrap(a)
@@ -366,11 +366,11 @@ bpMoveTo(ps,n) ==
bpMoveTo(ps,n+1)
bpEqPeek "OPAREN" =>
bpNextToken ps
- $bpParenCount:=$bpParenCount+1
+ parserNesting(ps) := parserNesting(ps) + 1
bpMoveTo(ps,n)
bpEqPeek "CPAREN" =>
bpNextToken ps
- $bpParenCount:=$bpParenCount-1
+ parserNesting(ps) := parserNesting ps - 1
bpMoveTo(ps,n)
bpNextToken ps
bpMoveTo(ps,n)
diff --git a/src/boot/strap/parser.clisp b/src/boot/strap/parser.clisp
index d96379e5..cf7c652c 100644
--- a/src/boot/strap/parser.clisp
+++ b/src/boot/strap/parser.clisp
@@ -65,7 +65,7 @@
T))
(DEFUN |bpFirstTok| (|ps|)
- (DECLARE (SPECIAL |$bpCount| |$bpParenCount| |$ttok| |$stok|))
+ (DECLARE (SPECIAL |$bpCount| |$ttok| |$stok|))
(PROGN
(SETQ |$stok|
(COND
@@ -74,7 +74,7 @@
(T (CAR (|parserTokens| |ps|)))))
(SETQ |$ttok| (|tokenValue| |$stok|))
(COND
- ((AND (PLUSP |$bpParenCount|) (EQ (|tokenClass| |$stok|) 'KEY))
+ ((AND (PLUSP (|parserNesting| |ps|)) (EQ (|tokenClass| |$stok|) 'KEY))
(COND
((EQ |$ttok| 'SETTAB) (SETQ |$bpCount| (+ |$bpCount| 1)) (|bpNext| |ps|))
((EQ |$ttok| 'BACKTAB) (SETQ |$bpCount| (- |$bpCount| 1))
@@ -95,16 +95,17 @@
(DEFUN |bpRequire| (|ps| |f|) (OR (APPLY |f| |ps| NIL) (|bpTrap|)))
(DEFUN |bpState| (|ps|)
- (DECLARE (SPECIAL |$bpCount| |$bpParenCount|))
- (LIST (|parserTokens| |ps|) (|parserTrees| |ps|) |$bpParenCount| |$bpCount|))
+ (DECLARE (SPECIAL |$bpCount|))
+ (LIST (|parserTokens| |ps|) (|parserTrees| |ps|) (|parserNesting| |ps|)
+ |$bpCount|))
(DEFUN |bpRestore| (|ps| |x|)
- (DECLARE (SPECIAL |$bpCount| |$bpParenCount|))
+ (DECLARE (SPECIAL |$bpCount|))
(PROGN
(SETF (|parserTokens| |ps|) (CAR |x|))
(|bpFirstToken| |ps|)
(SETF (|parserTrees| |ps|) (CADR |x|))
- (SETQ |$bpParenCount| (CADDR |x|))
+ (SETF (|parserNesting| |ps|) (CADDR |x|))
(SETQ |$bpCount| (CADDDR |x|))
T))
@@ -138,27 +139,31 @@
(DEFUN |bpIndentParenthesized| (|ps| |f|)
(LET* (|a|)
- (DECLARE (SPECIAL |$bpParenCount| |$stok|))
+ (DECLARE (SPECIAL |$stok|))
(LET ((|$bpCount| 0))
(DECLARE (SPECIAL |$bpCount|))
(PROGN
(SETQ |a| |$stok|)
(COND
- ((|bpEqPeek| 'OPAREN) (SETQ |$bpParenCount| (+ |$bpParenCount| 1))
+ ((|bpEqPeek| 'OPAREN)
+ (SETF (|parserNesting| |ps|) (+ (|parserNesting| |ps|) 1))
(|bpNext| |ps|)
(COND
((AND (APPLY |f| |ps| NIL) (|bpFirstTok| |ps|)
(OR (|bpEqPeek| 'CPAREN) (|bpParenTrap| |a|)))
- (SETQ |$bpParenCount| (- |$bpParenCount| 1)) (|bpNextToken| |ps|)
+ (SETF (|parserNesting| |ps|) (- (|parserNesting| |ps|) 1))
+ (|bpNextToken| |ps|)
(COND ((EQL |$bpCount| 0) T)
(T
(SETF (|parserTokens| |ps|)
(|append| (|bpAddTokens| |$bpCount|)
(|parserTokens| |ps|)))
(|bpFirstToken| |ps|)
- (COND ((EQL |$bpParenCount| 0) (|bpCancel| |ps|) T) (T T)))))
+ (COND ((EQL (|parserNesting| |ps|) 0) (|bpCancel| |ps|) T)
+ (T T)))))
((|bpEqPeek| 'CPAREN) (|bpPush| |ps| (|bfTuple| NIL))
- (SETQ |$bpParenCount| (- |$bpParenCount| 1)) (|bpNextToken| |ps|) T)
+ (SETF (|parserNesting| |ps|) (- (|parserNesting| |ps|) 1))
+ (|bpNextToken| |ps|) T)
(T (|bpParenTrap| |a|))))
(T NIL))))))
@@ -404,7 +409,7 @@
(|bpPush| |ps| (|reverse!| |b|)))))
(DEFUN |bpMoveTo| (|ps| |n|)
- (DECLARE (SPECIAL |$bpParenCount| |$bpCount|))
+ (DECLARE (SPECIAL |$bpCount|))
(COND ((NULL (|parserTokens| |ps|)) T)
((|bpEqPeek| 'BACKTAB)
(COND ((EQL |n| 0) T)
@@ -414,9 +419,11 @@
(COND ((EQL |n| 0) T) (T (|bpNextToken| |ps|) (|bpMoveTo| |ps| |n|))))
((|bpEqPeek| 'SETTAB) (|bpNextToken| |ps|) (|bpMoveTo| |ps| (+ |n| 1)))
((|bpEqPeek| 'OPAREN) (|bpNextToken| |ps|)
- (SETQ |$bpParenCount| (+ |$bpParenCount| 1)) (|bpMoveTo| |ps| |n|))
+ (SETF (|parserNesting| |ps|) (+ (|parserNesting| |ps|) 1))
+ (|bpMoveTo| |ps| |n|))
((|bpEqPeek| 'CPAREN) (|bpNextToken| |ps|)
- (SETQ |$bpParenCount| (- |$bpParenCount| 1)) (|bpMoveTo| |ps| |n|))
+ (SETF (|parserNesting| |ps|) (- (|parserNesting| |ps|) 1))
+ (|bpMoveTo| |ps| |n|))
(T (|bpNextToken| |ps|) (|bpMoveTo| |ps| |n|))))
(DEFUN |bpQualifiedName| (|ps|)
diff --git a/src/boot/strap/translator.clisp b/src/boot/strap/translator.clisp
index a77d32ee..623bd82f 100644
--- a/src/boot/strap/translator.clisp
+++ b/src/boot/strap/translator.clisp
@@ -434,8 +434,8 @@
(DEFUN |shoeOutParse| (|toks|)
(LET* (|found| |ps|)
(DECLARE
- (SPECIAL |$bpParenCount| |$bpCount| |$returns| |$typings| |$wheredefs|
- |$op| |$ttok| |$stok|))
+ (SPECIAL |$bpCount| |$returns| |$typings| |$wheredefs| |$op| |$ttok|
+ |$stok|))
(PROGN
(SETQ |ps| (|makeParserState| |toks|))
(SETQ |$stok| NIL)
@@ -445,7 +445,6 @@
(SETQ |$typings| NIL)
(SETQ |$returns| NIL)
(SETQ |$bpCount| 0)
- (SETQ |$bpParenCount| 0)
(|bpFirstTok| |ps|)
(SETQ |found|
(LET ((#1=#:G729
diff --git a/src/boot/translator.boot b/src/boot/translator.boot
index 7f85b60a..b0d35442 100644
--- a/src/boot/translator.boot
+++ b/src/boot/translator.boot
@@ -363,7 +363,6 @@ shoeOutParse toks ==
$typings := []
$returns := []
$bpCount := 0
- $bpParenCount := 0
bpFirstTok ps
found :=
try bpOutItem ps