From 7bb82698d11afd723454af56f5c1ddfa73b2ee11 Mon Sep 17 00:00:00 2001
From: cuz <cuz@b7a2c559-68d2-44c3-8de9-860c34a00d81>
Date: Wed, 1 Nov 2000 22:03:22 +0000
Subject: [PATCH] Split of the lruntime module

git-svn-id: svn://svn.cc65.org/cc65/trunk@427 b7a2c559-68d2-44c3-8de9-860c34a00d81
---
 libsrc/runtime/Makefile   |   4 +-
 libsrc/runtime/ldeaxysp.s |  28 ++++++++++
 libsrc/runtime/lruntime.s | 107 --------------------------------------
 libsrc/runtime/pushlysp.s |  31 +++++++++++
 libsrc/runtime/steaxspi.s |  39 ++++++++++++++
 libsrc/runtime/steaxspp.s |  37 +++++++++++++
 6 files changed, 138 insertions(+), 108 deletions(-)
 create mode 100644 libsrc/runtime/ldeaxysp.s
 delete mode 100644 libsrc/runtime/lruntime.s
 create mode 100644 libsrc/runtime/pushlysp.s
 create mode 100644 libsrc/runtime/steaxspi.s
 create mode 100644 libsrc/runtime/steaxspp.s

diff --git a/libsrc/runtime/Makefile b/libsrc/runtime/Makefile
index 98f703160..681ce3431 100644
--- a/libsrc/runtime/Makefile
+++ b/libsrc/runtime/Makefile
@@ -81,6 +81,7 @@ OBJS = 	add.o		\
        	ldaxsp.o	\
        	ldeax.o		\
        	ldeaxi.o	\
+	ldeaxysp.o	\
        	ldec.o		\
        	ldiv.o		\
        	le.o		\
@@ -100,7 +101,6 @@ OBJS = 	add.o		\
        	lpop.o		\
        	lpush.o		\
        	lrsub.o		\
-       	lruntime.o	\
        	lsave.o		\
        	lshelp.o	\
        	lshl.o		\
@@ -143,6 +143,7 @@ OBJS = 	add.o		\
 	pushc0.o	\
        	pushc1.o	\
 	pushc2.o	\
+	pushlysp.o	\
        	pushw.o		\
        	pushwsp.o	\
 	return0.o	\
@@ -163,6 +164,7 @@ OBJS = 	add.o		\
 	staxspidx.o	\
 	staxspp.o	\
        	steaxsp.o	\
+	steaxspp.o	\
        	sub.o		\
        	subeqsp.o	\
 	subysp.o	\
diff --git a/libsrc/runtime/ldeaxysp.s b/libsrc/runtime/ldeaxysp.s
new file mode 100644
index 000000000..cf15f3fc4
--- /dev/null
+++ b/libsrc/runtime/ldeaxysp.s
@@ -0,0 +1,28 @@
+;
+; Ullrich von Bassewitz, 22.06.1998
+;
+; CC65 runtime: Load a long from somewhere in the stack
+;
+; Beware: The optimizer knows about the register contents after calling
+;	  this function!
+;
+
+
+      	.export	  	ldeax0sp, ldeaxysp
+	.importzp	sreg, sp
+
+ldeax0sp:
+      	ldy 	#3
+ldeaxysp:
+	lda	(sp),y
+	sta	sreg+1
+	dey
+	lda	(sp),y
+	sta	sreg
+	dey
+	lda	(sp),y
+	tax
+	dey
+	lda	(sp),y
+ 	rts
+
diff --git a/libsrc/runtime/lruntime.s b/libsrc/runtime/lruntime.s
deleted file mode 100644
index 3a8cd0125..000000000
--- a/libsrc/runtime/lruntime.s
+++ /dev/null
@@ -1,107 +0,0 @@
-;
-; lruntime.s
-;
-; Ullrich von Bassewitz, 22.06.1998
-;
-
-; Runtime support for longs.
-
-	.import	    	popax, pusheax
-	.importzp   	sp, sreg, tmp1, tmp2, tmp3, ptr1
-
-;
-; leax    (sp),y
-;
-      	.export	  	ldeax0sp, ldeaxysp
-
-ldeax0sp:
-      	ldy 	#3
-ldeaxysp:
-	lda	(sp),y
-	sta	sreg+1
-	dey
-	lda	(sp),y
-	sta	sreg
-	dey
-	lda	(sp),y
-	tax
-	dey
-	lda	(sp),y
- 	rts
-
-;
-; push a long from (sp),y
-;
-	.export		pushlysp
-
-pushlysp:
-	iny
-	iny
-	lda	(sp),y
-	iny
-	sta	sreg
-	lda	(sp),y
-	sta	sreg+1
-	dey
-	dey
-	lda	(sp),y
-	dey
-	tax
-	lda 	(sp),y
-	jmp	pusheax
-
-;
-; eax --> ((sp)); pop
-;
-	.export	    	steaxspp
-
-steaxspp:
-	pha
-	txa
-	pha
-	jsr	popax		; get address
-	sta	ptr1
-	stx	ptr1+1
-	ldy	#3
-	lda 	sreg+1
-	sta	(ptr1),y
-	dey
-	lda	sreg
-	sta	(ptr1),y
-	dey
-	pla
-	tax
-	sta	(ptr1),y
-	dey
-	pla
-	sta	(ptr1),y
-	rts
-
-;
-; eax --> ((sp)),y
-;
-	.export	    	steaxspidx
-
-steaxspidx:
-   	sta	tmp1
-   	stx	tmp2
-   	sty	tmp3
-   	jsr	popax	   	; get the pointer
-   	sta	ptr1
-   	stx	ptr1+1
-   	ldy	tmp3
-   	lda	tmp1
-   	sta	(ptr1),y
-	iny
-	lda	tmp2
-	sta	(ptr1),y
-	iny
-	tax
-	lda	sreg
-	sta 	(ptr1),y
-	iny
-	lda	sreg+1
-	sta	(ptr1),y
-	lda	tmp1
-	rts
-
diff --git a/libsrc/runtime/pushlysp.s b/libsrc/runtime/pushlysp.s
new file mode 100644
index 000000000..a91b9f77e
--- /dev/null
+++ b/libsrc/runtime/pushlysp.s
@@ -0,0 +1,31 @@
+;
+; Ullrich von Bassewitz, 22.06.1998
+;
+; CC65 runtime: Push a long from somewhere in the stack
+;
+
+
+	.export		pushlysp
+	.import		pusheax
+	.importzp	sreg, sp
+
+.proc	pushlysp
+
+	iny
+	iny
+	lda	(sp),y
+	iny
+	sta	sreg
+	lda	(sp),y
+	sta	sreg+1
+	dey
+	dey
+	lda	(sp),y
+	dey
+	tax
+	lda 	(sp),y
+	jmp	pusheax
+
+.endproc
+
+
diff --git a/libsrc/runtime/steaxspi.s b/libsrc/runtime/steaxspi.s
new file mode 100644
index 000000000..ec1777e87
--- /dev/null
+++ b/libsrc/runtime/steaxspi.s
@@ -0,0 +1,39 @@
+;
+; Ullrich von Bassewitz, 22.06.1998
+;
+; CC65 runtime: Store eax at the address on top of stack with index
+;
+
+
+	.export	    	steaxspidx
+	.import		popax
+	.importzp	sreg, ptr1, tmp1, tmp2, tmp3
+
+
+.proc	steaxspidx
+
+   	sta	tmp1
+   	stx	tmp2
+   	sty	tmp3
+   	jsr	popax	   	; get the pointer
+   	sta	ptr1
+   	stx	ptr1+1
+   	ldy	tmp3
+   	lda	tmp1
+   	sta	(ptr1),y
+	iny
+	lda	tmp2
+	sta	(ptr1),y
+	iny
+	tax
+	lda	sreg
+	sta 	(ptr1),y
+	iny
+	lda	sreg+1
+	sta	(ptr1),y
+	lda	tmp1
+	rts
+
+.endproc
+
+
diff --git a/libsrc/runtime/steaxspp.s b/libsrc/runtime/steaxspp.s
new file mode 100644
index 000000000..5116556bf
--- /dev/null
+++ b/libsrc/runtime/steaxspp.s
@@ -0,0 +1,37 @@
+;
+; Ullrich von Bassewitz, 22.06.1998
+;
+; CC65 runtime: Store eax at the address on top of stack.
+;
+
+
+	.export	    	steaxspp
+	.import		popax
+	.importzp	sreg, ptr1
+
+.proc	steaxspp
+
+	pha
+	txa
+	pha
+	jsr	popax		; get address
+	sta	ptr1
+	stx	ptr1+1
+	ldy	#3
+	lda 	sreg+1
+	sta	(ptr1),y
+	dey
+	lda	sreg
+	sta	(ptr1),y
+	dey
+	pla
+	tax
+	sta	(ptr1),y
+	dey
+	pla
+	sta	(ptr1),y
+	rts
+
+.endproc
+
+
-- 
2.39.5