From b7d9cff15bacb6da8938edf6dcc1bf061a1db6f0 Mon Sep 17 00:00:00 2001
From: "B. Watson" <urchlay@slackware.uk>
Date: Tue, 8 Nov 2022 14:28:24 -0500
Subject: Remove tmp1.

---
 dla.s  | 20 +++++++++-----------
 mmss.s | 11 ++++++-----
 2 files changed, 15 insertions(+), 16 deletions(-)

diff --git a/dla.s b/dla.s
index 4bc8559..12724d7 100644
--- a/dla.s
+++ b/dla.s
@@ -30,12 +30,12 @@
 maxparticles: .res 2 ; user's response to "How many particles?"
 seedtype:     .res 1 ; user's response to seed type prompt (minus one; 0-3)
 
-pixptr:       .res 2 ; used by plotsetup and friends
-pixmask:      .res 1 ; ditto.
-cursor_x:     .res 1 ; cursor x/y are args to plot/unplot/locate
+pixptr:       .res 2 ; used by plot and drunkwalk
+pixmask:      .res 1 ; used by render
+cursor_x:     .res 1 ; cursor x/y are args to plot and drunkwalk
 cursor_y:     .res 1
 pixptr2:      .res 2 ; used by drunkwalk
-screenptr = pixptr2
+screenptr = pixptr2  ; used by render
 
 circlesize:   .res 1 ; 0 to 3
 
@@ -43,14 +43,12 @@ particles:    .res 2
 spawn_x:      .res 2
 spawn_y:      .res 2
 
-cloksav:      .res 3 ; hold RTCLOK here while we convert to MM:SS.CC
-
-old_dma:     .res 1 ; these 3 are for restoring GR.0 mode
-old_dl:      .res 2
-old_savmsc:  .res 2
+old_dma:      .res 1 ; these 3 are for restoring GR.0 mode
+old_dl:       .res 2
+old_savmsc:   .res 2
 
-tmp1:        .res 1 ; used in mmss.s
-fptmp:       .res 6 ; "    "  "
+cloksav:      .res 3 ; hold RTCLOK here while we convert to MM:SS.CC
+fptmp:        .res 6 ; used in mmss.s
 
  .code
  xex_org loadaddr
diff --git a/mmss.s b/mmss.s
index de60485..f56ec8d 100644
--- a/mmss.s
+++ b/mmss.s
@@ -9,8 +9,8 @@
 ;;; Uses the floating point ROM routines, because it's easier to code
 ;;; this way (or so I thought!), and we don't need speed here.
 ;;;
-;;; Caller must define cloksav (3 bytes), fptmp (6 bytes), and tmp1
-;;; (1 byte). These don't absolutely have to be in zero page, but
+;;; Caller must define cloksav (3 bytes) and fptmp (6 bytes).
+;;; These don't absolutely have to be in zero page, but
 ;;; it's nice if they are.
 ;;;
 print_mmss:
@@ -73,16 +73,17 @@ truncdone:
 
  ; print digits in FR0
  ; don't use FASC, easier to do it this way.
+ ; here we use the first byte of FR1 as a temp.
  lda FR0
  and #$03
- sta tmp1
- inc tmp1
+ sta FR1
+ inc FR1
  ldx #0
 floop:
  lda FR0+1,x
  jsr printhex
  inx
- cpx tmp1
+ cpx FR1
  bcc floop
 
 floopdone:
-- 
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