chapter 2 instructions language of the computer

... registers add $t2, $s1, $zero Trang 23Unsigned Binary Integers• Given an n-bit number 1 1 2 n 2 n 1 n 1 Trang 242s-Complement Signed Integers• Given an n-bit number 1 1 2 n 2 n 1 n 1 Trang 252s-Complement ... Index 8 requires offset of 32 • 4 bytes per word lw $t0, 32($s3) # load word add $s1, $s2, $t0 Trang 19Memory Operand Example 2• C code: A[12] = h + A[8]; – h in $s2, base address of A in $s3 • ... Trang 1Computer ArchitectureChapter 2: MIPS Dr Phạm Quốc Cường Trang 2• Language: a system of communication consisting of sounds, words, and grammar, or the system of communication

Ngày tải lên: 28/01/2020, 23:08

... transfer instructions Trang 9• Write MIPS code for the following C code, then translate the MIPS code to machine code A[300] = h + A[300]; • Assume that $t1 stores the base of array A and $s2 stores ... Trang 2Representing Instructions• Instructions are encoded in binary – Called machine code • MIPS instructions – Encoded as 32-bit instruction words – Small number of formats encoding ... representation of bit strings – 4 bits per hex digit Trang 6MIPS I-format Instructions• Immediate arithmetic and load/store instructions – rt: destination or source register number Trang 8MIPS Instructions

Ngày tải lên: 28/01/2020, 23:08

... common case lb rt, offset(rs) lh rt, offset(rs) – Sign extend to 32 bits in rt lbu rt, offset(rs) lhu rt, offset(rs) – Zero extend to 32 bits in rt sb rt, offset(rs) sh rt, offset(rs) – Store ... bytecodes Trang 21C Sort Example• Illustrates use of assembly instructions for a C bubble sort function • Swap procedure (leaf) void swap(int v[], int k) Trang 22The Procedure SwapTrang 23The Sort Procedure ... if P1 and P2 don’t synchronize • Result depends of order of accesses • Hardware support required – Atomic read/write memory operation – No other access to the location allowed between the read

Ngày tải lên: 28/01/2020, 23:08

... Trang 1Computer ArchitectureChapter 2: MIPS Dr Phạm Quốc Cường SinhVienZone.com Trang 2• Language: a system of communication consisting of sounds, words, and grammar, or the system of communication ... requires offset of 32 • 4 bytes per word lw $t0, 32($s3) # load word add $s1, $s2, $t0SinhVienZone.com Trang 19Memory Operand Example 2• C code: A[12] = h + A[8]; – h in $s2, base address of A in ... 23Unsigned Binary Integers• Given an n-bit number 1 1 2 n 2 n 1 n 1 Trang 242s-Complement Signed Integers• Given an n-bit number 1 1 2 n 2 n 1 n 1 Trang 252s-Complement Signed Integers• Bit 31 is sign

Ngày tải lên: 30/01/2020, 20:12

... Trang 1Computer ArchitectureNguyễn Trí Thành Information Systems Department Faculty of Technology College of Technology ntthanh@vnu.edu.vn Trang 2Instructions: Language of the Computer Trang ... 3Instruction Set
The repertoire of instructions of a computer
Early computers had very simple instruction sets Trang 4The MIPS Instruction Set
Used as the example throughout the book
Stanford ... Operand Example 2
C code: A[12] = h + A[8];
h in $s2, base address of A in $s3
Compiled MIPS code:
Index 8 requires offset of 32 lw $t0, 32($s3) # load word add $t0, $s2, $t0 sw $t0, 48($s3)

Ngày tải lên: 09/07/2015, 13:28

... sequences We have analyzed the membrane topology of the following seven proteins: A1⫽ 2261 aa; A2⫽ 2436 aa; A3 ⫽ 1704 aa; A4 ⫽ 2273 aa; A7 ⫽ 2146 aa; A8⫽ 1581 aa; and A12 ⫽ 2277 aa The ABCA subfamily, ... 2100 2200 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 2200 100 200 300 1 1 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 ... However, the presence of the L0 region (together with the TMD1-ABC1-L-TMD2-ABC2 core) is necessary for the ABCC1 GS-conjugate transport activity, and for the proper intracellular routing of the protein

Ngày tải lên: 29/12/2017, 16:21

... $s2, $s3 $s1 = $s2 + $s3 0 $2 $3 $1 0 0x20 (32) addu $s1, $s2, $s3 $s1 = $s2 + $s3 0 $2 $3 $1 0 0x21 (33) sub $s1, $s2, $s3 $s1 = $s2 - $s3 0 $2 $3 $1 0 0x22 (34) subu $s1, $s2, $s3 $s1 = $s2 ... 0 to +2 n – 1 • Số có dấu n bit • Tầm biểu diễn: –2 n – 1 to +2 n – 1 – 1 0 0 1 1 2 n 2 n 1 n 1 x 0 0 1 1 2 n 2 n 1 n 1 x Trang 20Review: range numberTrang 21Review: range numberTrang 22Overflow ... Trang 1COMPUTER ARCHITECTURELecture 2 Instruction: Language of the Computer Chapter 2 Trang 2• Bốn nguyên tắc thiết kế cơ bản• Ba toán hạng trong

Ngày tải lên: 28/01/2020, 23:15

... file) MIPS Memory Access Instructions Register File src1 addr src2 addr dst addr write data 32 bits src1 data src2 data 32 locations 32 5 32 5 5 32 Trang 71 MIPS Memory Access InstructionsTrang 81 ... Trang 1COMPUTER ARCHITECTURELecture 3 Instruction: Language of the Computer Chapter 2 Trang 2• Bốn nguyên tắc thiết kế cơ bản• Ba toán hạng trong ... Access Instructions Địa chỉ 32bit của bộ nhớ được xác định bằng cáchcộng vào địa chỉ nền một giá trị offset  The memory address – a 32 bit address – is formed by adding the contents of the base

Ngày tải lên: 28/01/2020, 23:15

... Trang 2• Identify the critical assumptions of the two-sector model• Define what is meant by a Pareto-optimal allocation of resources • Articulate the three conditions for ... is:– Fully informed about the economy – Unaffected by the actions of other consumers or producers – Completely mobile – Always striving to maximise his/her own utility of profit • Disturbances will ... income. Trang 12• Market failures distort the allocation of resources in the economy • Incomplete markets – Characteristics of goods and services prevent efficient supply – Existence of externalities

Ngày tải lên: 03/02/2020, 20:02

... Trang 1Nguyễn Duy Nhật Viễn Chapter 2 Subscriber Access to the Telephone Network Trang 2Page 3Sơ ñồ khối chức năng của ñiện thoại tương tự Mạch thoại Mạch ... mạch cầu
Sử dụng biến thế cách ly kết hợp với ñiện trở cân Trang 11Page 21Giao tiếp thuê bao trong tổng ñài Page 22 Giao tiếp thuê bao trong tổng ñài
Tăng ñộ an toàn và tin cậy của tổng ñài ... thanh tự nhiên
Thời gian quay số nhanh
Có thể quay số khi ñàm thoại A B C D 697Hz 770Hz 852Hz 941Hz 1029 Hz 1336 Hz 1477 Hz 1633 Hz Tín hiệu chuông số 16 – 50Hz. Trang 5Page 9Page 10 Giao tiếp

Ngày tải lên: 27/07/2014, 07:20

... establishment)the P-CSCF asserts the identity of the user to the rest of the nodes in the network This way,other nodes do not need to further authenticate the user, because they trust the P-CSCF Therest of ... extra usage of mobile packet-switchednetworks Let us look at the requirements that led to the design of the 3GPP IMS (captured in3GPP TS 22.228 [53] Release 5) In these requirements the IMS is ... number of P-CSCFs for the sake of scalability andredundancy Each P-CSCF serves a number of IMS terminals, depending on the capacity ofthe node 3.4.2.2 P-CSCF Location The P-CSCF may be located either

Ngày tải lên: 01/08/2014, 17:21

... at least one of these asynapsed strands could be read by direct visual sequencing of the banding order Reading of one such homologue permits the inference of the sequence of the other Second, ... Examination of routine aceto-orcein smears of the salivary gland chromosomes of at least 7 F larvae was then used to infer the chromosomal composition of each wild male The lack of crossing over in the ... from 2 demes of Drosophila silvestris from the volcano Mauna Kea, Island of Hawaii are distributed over 4 of the 5 major chromosome arms These occur at frequencies from 2 to 70% Seven of these

Ngày tải lên: 09/08/2014, 18:22

... following the observation of various authors [25,28-30] in favor of the primacy of spiritual over nat-uralistic healing modalities in other Amazonian socie-ties, the second research hypothesis is: H2 ... 26 Shepard G: A sensory ecology of illness and therapy in two Amazonian societies American Anthropologist 2004, 106(2):252-266. 27 Wilbert W: The pneumatic theory of female Warao herbalists Social ... settlers arrived with the rubber boom in the 1920s [34], the Iquito were essentially monolingual through the 1930s With the death of the Iquito curaca (traditional leader) in 1944, the patrones (rubber

Ngày tải lên: 10/08/2014, 09:21

... computer Trang 10How have we been affected? • 1950s - the emergence of the HACKER • 1960s - the identification of the user – The computer replaces the slide rule – The job of the “future” – The ... 1975 - Computers in the office • 1980 - The IBM PC • 1984 - The Macintosh • The period of the “HOME” computer • And since then … The INTERNETFor the Millions Trang 7When did computers begin to ... introduction of the mini-computer • The beginning of the period of computing as a Trang 6When did computers begin to have an effect on people? • 1970s - The microcomputer for enthusiasts • 1975 - Computers

Ngày tải lên: 29/10/2014, 07:10

... 327 ExampleChapter 2 – First law of thermodynamics Trang 337 ExampleChapter 2 – First law of thermodynamics Trang 367 ExampleChapter 2 – First law of thermodynamics Trang 377 ExampleChapter 2 ... conventionChapter 2 – First law of thermodynamics Trang 15In the figure, the gas absorbs 400 J of heat and at the same time does 120 J of work on the piston What is the change in internal energy of the ... law of thermodynamics 3 Statement of First law of thermodynamics Trang 6Chapter 2 – First Law of ThermodynamicsMeaning of exact differential 3 Statement of First law of thermodynamics Trang 8Thermodynamic

Ngày tải lên: 25/09/2016, 17:47

... manipulation and dispensing of reagents This allows use of small volumes and gives the ELISA the potential of handling high numbers of samples rapidly 2 Smce one of the reactants in the ELISA is attached ... can form the basis of other assays, e.g., competitive techniques where either antibody or anti- gen can be incubated with the labeled antigen and the degree of inhibition of binding of the labeled ... is then detected by the addition of enzyme-labeled antibody specific for the “trapped” or “cap- tured” antigen This antibody can be: 1 The same as that used on the solid phase 2 Produced in the

Ngày tải lên: 03/10/2016, 11:55

... locations Chapter 2 — Instructions: Language of the Computer 9 20 09, CE Department 9 /22 /20 09 20 09 dce The Instruction Set Architecture Chapter 2 — Instructions: Language of the Computer 4 20 09, ... 16-bit +2: 0000 0010 => 0000 0000 0000 0010 – 2: 1111 1110 => 1111 1111 1111 1110 Chapter 2 Instructions: Language of the Computer 22 20 09, CE Department 9 /22 /20 09 20 09 dce MIPS I-format Instructions ã ... after the call ã Restore from the stack after the call Chapter 2 — Instructions: Language of the Computer 46 20 09, CE Department 9 /22 /20 09 20 09 dce R-format Example add $t0, $s1, $s2 special...

Ngày tải lên: 03/07/2014, 11:20

... the kswapd thread. linux -2. 0/init/main.c: 120 linux -2. 2/init/main.c :24 6 linux -2. 4/init/main.c:35 Despite the huge addition of new features over time, the amount of conditional compilation ... of spinning the wheel and can thus be considered the "mother of all functions," the first breath in the computer& apos;s life. Before start_kernel, there was chaos. By the time start_kernel ... a match is found. The remaining arguments end up in either the environment or the command line of the initprocess. All the magic for init calls and ELF sections is part of <linux/init.h>....

Ngày tải lên: 21/01/2014, 07:20

... in the following: κ 2N+1 =2/ 3 − 2/ 3=0,κ 2N =2/ 3+1/3=1,κ 2N−1 =2/ 3 − 1/6, κ 2N 2 =2/ 3+1/ 12, ··· ,κ 2 =2/ 3 +2 −2N +2 /3. We first apply Theorem 3.1 to obtain A ∗ + D −1 2N+1 A + ≤ C|log log λ| 2 U 2N κ 2N ,τ . In ... +2a 2 |log a 2 | κ +2b 2 ) −1 ≥ (7τ /2) |log log λ|.(4 .27 ) Therefore, we have the bound   log(λ +2a 2 |log a 2 | κ +2b 2 )   1−κ /2 −  2 log |log λ| + log 2  1−κ /2 ≥(1 /20 )   log(λ + a 2 + ... 2/ 3}W(q)|log( + a 2 + b 2 + 2 )| /2 ì + b 2 + ρ 2 + a 2 |log(λ + a 2 + b 2 + ρ 2 )| κ  −1 . From the restriction on q, we have ρ 2 ≥ a 2 |log(λ + a 2 + b 2 )| κ ≥ a 2 |log(λ + a 2 + b 2 +...

Ngày tải lên: 22/03/2014, 16:20

... not know how to play chess: swayed by the romance of a computer making moves, they had somehow forgotten the idea that the name of the game was to take the other guy's pieces. Greenblatt's ... with the outside world is the real story of the computer revolution. specify which block of track they wanted control of, and run a train from there. This was done by using several types of ... but it was sort of a waste in the minds of the hackers. What hackers had in mind was getting behind the console of the TX-0 much in the same way as getting in behind the throttle of a plane. Or,...

Ngày tải lên: 25/03/2014, 11:19