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Assembly Code: C Code int main(){ unsigned x = int c = 0; int s = for(int i = 0; S = if(_ .file hw4a.c
Assembly Code: C Code int main(){ unsigned x = int c = 0; int s = for(int i = 0; S = if(_ .file "hw4a.c" .text .globl main .type main, @function main: pushqyrbp mova %rsp, %rbp movl $1889785064, -16%rbp) movl $0,-12%rbp) movl $-1,-4(%rbp) movl $0,-8(%rbp) jmp.L2 .L4: movl -16%rbp), %eax andl $1,%eax movl %eax, -41%rbp) cmpl $0, -4%rbp) jne .L3 addl $1,-12%rbp) .L3: shrl $4, -16%rbp) addl $1,-8(%rbp) .L2: cmpl$7,-8(%rbp) jle L4 X=_ return 0; ret The assembly code on the left came from the skeleton C file on the right after optimizing with-00. ("gcc-00-S-fno- asynchronous-unwind-tables", the last option was used to disable cfi directives). Complete the C code based on the Assembly code given. It may help to first fill out the table below to map the registers/addresses to the C variables Assembly address/register C variable Assembly Code: C Code int main(){ unsigned x = int c = 0; int s = for(int i = 0; S = if(_ .file "hw4a.c" .text .globl main .type main, @function main: pushqyrbp mova %rsp, %rbp movl $1889785064, -16%rbp) movl $0,-12%rbp) movl $-1,-4(%rbp) movl $0,-8(%rbp) jmp.L2 .L4: movl -16%rbp), %eax andl $1,%eax movl %eax, -41%rbp) cmpl $0, -4%rbp) jne .L3 addl $1,-12%rbp) .L3: shrl $4, -16%rbp) addl $1,-8(%rbp) .L2: cmpl$7,-8(%rbp) jle L4 X=_ return 0; ret The assembly code on the left came from the skeleton C file on the right after optimizing with-00. ("gcc-00-S-fno- asynchronous-unwind-tables", the last option was used to disable cfi directives). Complete the C code based on the Assembly code given. It may help to first fill out the table below to map the registers/addresses to the C variables Assembly address/register C variable
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