From: ian <ian>
Date: Wed, 21 Dec 2005 13:26:19 +0000 (+0000)
Subject: optimise various gotos into bras
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ijackson/git?a=commitdiff_plain;h=f43d550067acf8bfe21eabe3d518382136b7f5c2;p=trains.git

optimise various gotos into bras
---

diff --git a/detpic/nmra-stream.asm b/detpic/nmra-stream.asm
index 101ec8d..22ca20d 100644
--- a/detpic/nmra-stream.asm
+++ b/detpic/nmra-stream.asm
@@ -295,7 +295,7 @@ master_interrupt_high
 	debug 	'k'	; write 'k' to serial port
 ; check next action - if 0, change to 1 and return
 	bt_fa_if1 nmractrl,nextaction  
-	goto	toggle_output
+	bra	toggle_output
 	bs_fa	nmractrl,nextaction  
 	debug 	'1'	; write 'k' to serial port
 	retfie_r  
@@ -307,8 +307,8 @@ toggle_output
 	debug 	'l'	; write 'l' to serial port
 	btg_fa	PORTC,0  	; toggle booster output pin
 	bt_fa_if0 PORTC,0  	
-	goto	decide_next_bit
-	goto	mid_bit
+	bra	decide_next_bit
+	bra	mid_bit
 
 
 ; if transition was 0->1 then we are mid-bit, so copy transmitbit to 
@@ -373,7 +373,7 @@ zero_bit_to_track
 	debug 	'_'	; write 'q' to serial port
 	bc_fa	nmractrl,transmitbit  
 	bc_fa	nmractrl,nextaction  
-	goto	advance_bit
+	bra	advance_bit
 	
 one_bit_to_track
 	debug 	'_'	; write 'q' to serial port
@@ -381,7 +381,7 @@ one_bit_to_track
 	debug 	'_'	; write 'q' to serial port
 	bs_fa	nmractrl,transmitbit  
 	bs_fa	nmractrl,nextaction  
-	goto	advance_bit
+	bra	advance_bit