From: Ralph Ronnquist <ralph.ronnquist@gmail.com>
Date: Wed, 26 May 2021 03:54:17 +0000 (+1000)
Subject: added the left-parenthesis word (comments)
X-Git-Url: https://git.rrq.au/?a=commitdiff_plain;h=85117fe5745fabdf5e221bb7eaa65bee7ba9f751;p=rrq%2Frrqforth.git

added the left-parenthesis word (comments)
---

diff --git a/rrqforth.asm b/rrqforth.asm
index ecea117..7c1b5ca 100644
--- a/rrqforth.asm
+++ b/rrqforth.asm
@@ -193,7 +193,28 @@ include 'compile.asm'
 	;; Pointer to initial argument block
 	dq 0	   ; *(int argc,(char*[argc]) argv)
 
-;;; The main entry point.
+	WORD p_lparen,'(',fasm,IMMEDIATE
+	pushr rsi
+p_lparen_loop:
+	DOFORTH  p_stdin, p_read_word
+	pop rax
+	pop rbx
+	cmp rax,0 ; end of stream
+	je p_lparen_exit
+	cmp rax,1
+	jne p_lparen_loop
+	push rbx
+	push qword ')'
+	push 1
+	DOFORTH p_strncmp
+	pop rax
+	cmp rax,0
+	jne p_lparen_loop
+p_lparen_exit:
+	popr rsi
+	next
+	
+;;; ******** The main entry point. ********
 main:	
 	;; Initial rsp points to the arguments block of size (64 bits)
 	;; followed by the argument pointers.