Created
May 14, 2018 14:44
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Disassembly of `U256::full_mul` when using `-C target-cpu=native`
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| libbigint.so`disassemble: | |
| pushq %rbp | |
| movq %rsp, %rbp | |
| pushq %r15 | |
| pushq %r14 | |
| pushq %r13 | |
| pushq %r12 | |
| pushq %rbx | |
| subq $0x50, %rsp | |
| movq 0x10(%rbp), %r14 | |
| movq 0x18(%rbp), %r11 | |
| movq 0x30(%rbp), %rax | |
| movq %rax, %rdx | |
| mulxq %r14, %rcx, %r15 | |
| movq %rcx, -0x78(%rbp) | |
| movq 0x38(%rbp), %r10 | |
| mulxq %r11, %rcx, %r8 | |
| movq 0x20(%rbp), %rbx | |
| mulxq %rbx, %rsi, %r9 | |
| movq %rbx, %r13 | |
| movq %r13, -0x40(%rbp) | |
| addq %r15, %rcx | |
| adcxq %r8, %rsi | |
| pushq %rax | |
| seto %al | |
| lahf | |
| movq %rax, %r8 | |
| popq %rax | |
| movq %r10, %rdx | |
| mulxq %r14, %rbx, %rdx | |
| addq %rcx, %rbx | |
| movq %rbx, -0x70(%rbp) | |
| adcxq %rdx, %rsi | |
| pushq %rax | |
| seto %al | |
| lahf | |
| movq %rax, %rcx | |
| popq %rax | |
| movq 0x28(%rbp), %rbx | |
| movq %rbx, -0x60(%rbp) | |
| movq %rax, %rdx | |
| mulxq %rbx, %rax, %rdx | |
| movq %rdx, -0x38(%rbp) | |
| pushq %rax | |
| movq %r8, %rax | |
| addb $0x7f, %al | |
| sahf | |
| popq %rax | |
| adcxq %r9, %rax | |
| pushq %rax | |
| seto %al | |
| lahf | |
| movq %rax, %rdx | |
| popq %rax | |
| movq %rdx, -0x58(%rbp) | |
| movq %r10, %rdx | |
| mulxq %r11, %rbx, %r12 | |
| movq %r11, -0x50(%rbp) | |
| xorl %edx, %edx | |
| addq %rsi, %rbx | |
| adcxq %rdx, %r12 | |
| pushq %rax | |
| movq %rcx, %rax | |
| addb $0x7f, %al | |
| sahf | |
| popq %rax | |
| adcxq %rdx, %r12 | |
| setb %sil | |
| addq %rax, %r12 | |
| movq %r10, %rdx | |
| mulxq %r13, %r15, %rax | |
| movq %rax, -0x48(%rbp) | |
| movq 0x40(%rbp), %r8 | |
| movq %r8, %rdx | |
| mulxq %r14, %rcx, %rdx | |
| setb %al | |
| addq %rbx, %rcx | |
| movq %rcx, -0x68(%rbp) | |
| leaq (%r15,%r12), %rbx | |
| adcxq %rdx, %rbx | |
| pushq %rax | |
| seto %al | |
| lahf | |
| movq %rax, %rcx | |
| popq %rax | |
| movq %r8, %rdx | |
| mulxq %r11, %r9, %r13 | |
| addq %rbx, %r9 | |
| movl $0x0, %edx | |
| adcxq %rdx, %r13 | |
| pushq %rax | |
| movq %rcx, %rax | |
| addb $0x7f, %al | |
| sahf | |
| popq %rax | |
| adcxq %rdx, %r13 | |
| setb -0x29(%rbp) | |
| orb %sil, %al | |
| addq %r15, %r12 | |
| movzbl %al, %eax | |
| adcxq -0x48(%rbp), %rax | |
| setb %sil | |
| movq -0x58(%rbp), %rcx | |
| pushq %rax | |
| movq %rcx, %rax | |
| addb $0x7f, %al | |
| sahf | |
| popq %rax | |
| adcxq -0x38(%rbp), %rax | |
| movq %r10, %rdx | |
| movq -0x60(%rbp), %r10 | |
| mulxq %r10, %rbx, %rdx | |
| setb %cl | |
| orb %sil, %cl | |
| addq %rax, %rbx | |
| movzbl %cl, %esi | |
| adcxq %rdx, %rsi | |
| movq %r8, %rdx | |
| mulxq -0x40(%rbp), %r12, %rax | |
| movq %rax, -0x38(%rbp) | |
| addq %r13, %rbx | |
| movq 0x48(%rbp), %r15 | |
| movq %r15, %rdx | |
| mulxq %r14, %r11, %rdx | |
| setb %cl | |
| addq %r9, %r11 | |
| leaq (%r12,%rbx), %rax | |
| adcxq %rdx, %rax | |
| pushq %rax | |
| seto %al | |
| lahf | |
| movq %rax, %r13 | |
| popq %rax | |
| movq %r15, %rdx | |
| mulxq -0x50(%rbp), %r9, %r14 | |
| addq %rax, %r9 | |
| movl $0x0, %eax | |
| adcxq %rax, %r14 | |
| pushq %rax | |
| movq %r13, %rax | |
| addb $0x7f, %al | |
| sahf | |
| popq %rax | |
| adcxq %rax, %r14 | |
| setb %al | |
| orb -0x29(%rbp), %cl | |
| addq %r12, %rbx | |
| movzbl %cl, %ecx | |
| adcxq -0x38(%rbp), %rcx | |
| setb %dl | |
| addq %rsi, %rcx | |
| setb %bl | |
| orb %dl, %bl | |
| movq %r8, %rdx | |
| mulxq %r10, %rsi, %rdx | |
| addq %rcx, %rsi | |
| movzbl %bl, %ecx | |
| adcxq %rdx, %rcx | |
| addq %r14, %rsi | |
| setb %bl | |
| orb %al, %bl | |
| movq %r15, %rdx | |
| mulxq -0x40(%rbp), %rax, %rdx | |
| addq %rsi, %rax | |
| movzbl %bl, %esi | |
| adcxq %rdx, %rsi | |
| setb %dl | |
| addq %rcx, %rsi | |
| setb %cl | |
| orb %dl, %cl | |
| movq %r15, %rdx | |
| mulxq %r10, %rbx, %rdx | |
| addq %rsi, %rbx | |
| movzbl %cl, %ecx | |
| adcxq %rdx, %rcx | |
| movq -0x78(%rbp), %rdx | |
| movq %rdx, (%rdi) | |
| movq -0x70(%rbp), %rdx | |
| movq %rdx, 0x8(%rdi) | |
| movq -0x68(%rbp), %rdx | |
| movq %rdx, 0x10(%rdi) | |
| movq %r11, 0x18(%rdi) | |
| movq %r9, 0x20(%rdi) | |
| movq %rax, 0x28(%rdi) | |
| movq %rbx, 0x30(%rdi) | |
| movq %rcx, 0x38(%rdi) | |
| movq %rdi, %rax | |
| addq $0x50, %rsp | |
| popq %rbx | |
| popq %r12 | |
| popq %r13 | |
| popq %r14 | |
| popq %r15 | |
| popq %rbp | |
| retq |
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