Question: On an ARMv7-M processor, assuming that [R1] = 0x7F0E0C2D, [R2] = 0x2468ACE0, [R3] = 0x1048B3C5, [N-bit]=0, [Z-bit] 0, [C-bit] 1, [V-bit]=0, predict the 32-bit

On an ARMv7-M processor, assuming that [R1] = 0x7F0E0C2D, [R2] = 0x2468ACE0,

On an ARMv7-M processor, assuming that [R1] = 0x7F0E0C2D, [R2] = 0x2468ACE0, [R3] = 0x1048B3C5, [N-bit]=0, [Z-bit] 0, [C-bit] 1, [V-bit]=0, predict the 32-bit [R1] and all four condition flags in APSR after an ARM arithmetic/logical instruction is executed in EACH case. (These instructions are NOT executed one after the other one; instead, each instruction starts with the initial conditions given in the statement.) (a) ADCS R1, R3, ROR #0x18 (b) ADDW R1, R2, # 0xF1B (c) SUBS R1, R2, R3 (d) RSBS R1, R2, #0x12 (e) SBCS R1, R3, LSL #12 (f) EORS R1, R2, R3, LSR #4 (g) BICS R1, R2, R3, RRX (h) ANDS R1, R2, ASR #28 (i) ORR R1, R2, R3 (i) ORN R1, R2, # 0xB600B600

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a ADCS R1 R3 ROR 0x18 Initial conditions R1 0x7F0E0C2D R2 0x2468ACE0 R30x1048B3C5 Nbit 0 Zbit0 Cbit ... View full answer

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