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2000-08-30 Kazu Hirata <kazu@hxi.com>

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* libc/sys/h8300hms/crt0.S: Optimize for both speed and code size.
This commit is contained in:
Jeff Johnston
2000-08-30 22:17:17 +00:00
parent db7acc382f
commit 4ba9aab779
2 changed files with 7 additions and 3 deletions
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6
newlib/libc/sys/h8300hms/crt0.S
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@ -8,7 +8,7 @@ _start:
mov.w #_stack,sp
mov.w #_edata,r0
mov.w #_end,r1
mov.w #0,r2
sub.w r2,r2
.loop: mov.w r2,@r0
adds #2,r0
cmp r1,r0
@ -31,7 +31,7 @@ _start:
mov.l #_stack,sp
mov.l #_edata,er0
mov.l #_end,er1
mov.w #0,r2 ; not sure about alignment requirements
sub.w r2,r2 ; not sure about alignment requirements
.loop: mov.w r2,@er0 ; playing it safe for now
adds #2,er0
cmp.l er1,er0
@ -54,7 +54,7 @@ _start:
mov.l #_stack,sp
mov.l #_edata,er0
mov.l #_end,er1
mov.w #0,r2 ; not sure about alignment requirements
sub.w r2,r2 ; not sure about alignment requirements
.loop: mov.w r2,@er0 ; playing it safe for now
adds #2,er0
cmp.l er1,er0