The content of registers and memory are summarized as follow: R0=0x24682244 R1=0x00446688 R2=0x00118822 R3=0X00000077 R4=0x4000000C R5=0x00000008 R6=0x00000055 R7=0x40000000 R8=0x40000002 (0x40000000)= 12 84 56 78 90 AB CD EF 11 22 33 44 55 66 77 88 Evaluate the following program and obtain the new content of the registers R0 – R7, and new content of memory starting from address 0x40000000 until 0x4000000F ENTRY MOVS R0,#25 LDRB R1,[R7] LDRH R2,[R7,#0x2] LDR R3,[R7] LDRSB R4,[R7,R5] LDRSH R5,[R8,R5] STR R6,[R7],#4 STRB R7,[R8,#1]! STM R7,{R1,R5-R6} STRH R0,[R8,#5] END
The content of registers and memory are summarized as follow: R0=0x24682244 R1=0x00446688 R2=0x00118822 R3=0X00000077 R4=0x4000000C R5=0x00000008 R6=0x00000055 R7=0x40000000 R8=0x40000002 (0x40000000)= 12 84 56 78 90 AB CD EF 11 22 33 44 55 66 77 88 Evaluate the following program and obtain the new content of the registers R0 – R7, and new content of memory starting from address 0x40000000 until 0x4000000F ENTRY MOVS R0,#25 LDRB R1,[R7] LDRH R2,[R7,#0x2] LDR R3,[R7] LDRSB R4,[R7,R5] LDRSH R5,[R8,R5] STR R6,[R7],#4 STRB R7,[R8,#1]! STM R7,{R1,R5-R6} STRH R0,[R8,#5] END
Chapter3: Data Representation
Section: Chapter Questions
Problem 11VE: Most Intel CPUs use the __________, in which each memory address is represented by two integers.
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Question
- The content of registers and memory are summarized as follow:
R0=0x24682244 R1=0x00446688 R2=0x00118822 R3=0X00000077
R4=0x4000000C R5=0x00000008 R6=0x00000055 R7=0x40000000
R8=0x40000002
(0x40000000)= 12 84 56 78 90 AB CD EF 11 22 33 44 55 66 77 88
Evaluate the following program and obtain the new content of the registers R0 – R7, and new content of memory starting from address 0x40000000 until 0x4000000F
ENTRY
MOVS R0,#25
LDRB R1,[R7]
LDRH R2,[R7,#0x2]
LDR R3,[R7]
LDRSB R4,[R7,R5]
LDRSH R5,[R8,R5]
STR R6,[R7],#4
STRB R7,[R8,#1]!
STM R7,{R1,R5-R6}
STRH R0,[R8,#5]
END
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