Improved Efficiency of Object Code Verification Using Statically Abstracted Object Code

Table 1

Information on patterns and mergers of LPC1768 object code for pacemaker.

Instruction type (NC)	No. of lines in pattern (Sp)	Frequency of pattern (pacemaker) absi (Nc)	No. of lines reduced (pacemaker) redl (Nc)	Instruction opcode (Opc)	Abstracted merger label Merger	Merger opcode (ASCII)	Merger opcode (binary)
LDR(pc), STR	2	35	35	[01001], [01100]	LST	768384	01110110
MOVS, STR	2	12	12	[00100], [01100]	MST	778384	1110111
LSLS, STR	2	0	0	[00000], [01100]	STL	838476	10000110
MOVS, LST (user-defined)	2	22	22	[00100], [1110110]	OMS	797783	1111001
MOVS MOV (32-bit), STR	3	8	8	[00100], [F04F], [01100]	VMS	867783	10000110
LDR (pc), LDR (register), CMP, BNE	4	13	39	[01001], [00100], [00101], [11010001]	BCL	666776	1100110
LDR (pc), LDR (register)	2	15	15	[01001], [00100]	TLR	847682	10000100
LDR (pc), LDR (register), STR	2	3	3	[01001], [00100], [01100]	RLS	828376	10000010
LDR (pc), STR (32 bit)	2	7	7	[01001], [F8C1]	DLS	687683	1101000
LST (user-defined) TLR (user-defined)	2	2	2	[01110110], [10000100]	NLT	787684	1111000
MOV (32-bit) LDR (register)	2	3	3	[F04F], [00100]	CML	677776	1111000
LST (user-defined) LST (user-defined)	2	0	0	[01110110], [01110110]	ELT	697684	1101001
OMS (user-defined) OMS (user-defined)	2	2	2	[01111001], [01111001]	FOS	707983	1110000
TLR (user-defined) CBNZ	2	2	2	[10000100], [10111]	ZTR	908482	10010000
OMS (user-defined) LST (user-defined)	2	0	0	[01111001], [01110110]	MLO	777679	01110111