; SBC, test decimal mode.
;
; NV-BDIZC
; ??1110??
;
; Expected results (I got on Rockwell 6502 AP):
; 00 - 00 and C=0 gives 99 and N=1 V=0 Z=0 C=0 (B8)
; 00 - 00 and C=1 gives 00 and N=0 V=0 Z=1 C=1 (3B)
; 00 - 01 and C=1 gives 99 and N=1 V=0 Z=0 C=0 (B8)
; 0a - 00 and C=1 gives 0a and N=0 V=0 Z=0 C=1 (39)
; 0b - 00 and C=0 gives 0a and N=0 V=0 Z=0 C=1 (39)
; 9a - 00 and C=1 gives 9a and N=1 V=0 Z=0 C=1 (B9)
; 9b - 00 and C=0 gives 9a and N=1 V=0 Z=0 C=1 (B9)
;

	*=$0200
	
	SED
	CLC
	LDA #$00
	SBC #$00
	STA SBT1A
	PHP
	PLA
	STA SBT1F
	SEC
	LDA #$00
	SBC #$00
	STA SBT2A
	PHP
	PLA
	STA SBT2F
	SEC
	LDA #$00
	SBC #$01
	STA SBT3A
	PHP
	PLA
	STA SBT3F
	SEC
	LDA #$0A
	SBC #$00
	STA SBT4A
	PHP
	PLA
	STA SBT4F
	CLC
	LDA #$0B
	SBC #$00
	STA SBT5A
	PHP
	PLA
	STA SBT5F
	SEC
	LDA #$9A
	SBC #$00
	STA SBT6A
	PHP
	PLA
	STA SBT6F
	CLC
	LDA #$9B
	SBC #$00
	STA SBT7A
	PHP
	PLA
	STA SBT7F
	BRK
	
	*=$0300
	
SBT1A:	.DB 0
SBT1F:	.DB 0
SBT2A:	.DB 0
SBT2F:	.DB 0
SBT3A:	.DB 0
SBT3F:	.DB 0
SBT4A:	.DB 0
SBT4F:	.DB 0
SBT5A:	.DB 0
SBT5F:	.DB 0
SBT6A:	.DB 0
SBT6F:	.DB 0
SBT7A:	.DB 0
SBT7F:	.DB 0