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Don't use 80186 opcodes. Issue #3

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Emmanuel Marty
2019-06-27 18:32:49 +02:00
committed by GitHub
parent 3c8c4283c7
commit 8d8f50a509
1 changed files with 4 additions and 2 deletions
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6
asm/8088/decompress_small_v2.S
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@@ -75,7 +75,8 @@ lzsa2_decompress:
xchg ax,cx ; clear ah - cx is zero from the rep movsb above
mov al,020H ; shift Z (offset bit 4) in place
and al,dl
shl al,2
shl al,1
shl al,1
call .get_nibble ; get nibble for offset bits 0-3
or al,cl ; merge nibble
rol al,1
@@ -100,7 +101,8 @@ lzsa2_decompress:
mov ah,020H ; shift Z (offset bit 12) in place
and ah,dl
shl ah,2
shl ah,1
shl ah,1
call .get_nibble ; get nibble for offset bits 8-11
or ah,cl ; merge nibble
rol ah,1