Last active
September 12, 2016 14:31
-
-
Save 4e6/bbb0dcb93dba5658645a9748ee791d44 to your computer and use it in GitHub Desktop.
Rust benchmark ASM
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| test tests::xor_black_box ... bench: 69 ns/iter (+/- 1) | |
| test tests::xor_closure_a ... bench: 70 ns/iter (+/- 1) | |
| test tests::xor_closure_b ... bench: 921 ns/iter (+/- 5) | |
| test tests::xor_pointer_a ... bench: 60 ns/iter (+/- 1) | |
| test tests::xor_pointer_b ... bench: 0 ns/iter (+/- 0) |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| use test::{Bencher, black_box}; | |
| fn xor(x: i32, y: i32) -> i32 { x ^ y } | |
| #[bench] | |
| pub fn xor_closure_a(b: &mut Bencher) { | |
| b.iter(|| { | |
| let n = black_box(1000); | |
| (0..n).fold(0, |a, b| a ^ b) | |
| }); | |
| } | |
| #[bench] | |
| pub fn xor_closure_b(b: &mut Bencher) { | |
| b.iter(|| { | |
| let n = black_box(1000); | |
| (0..n).fold(0, |a, b| a ^ b); | |
| }); | |
| } | |
| #[bench] | |
| pub fn xor_pointer_a(b: &mut Bencher) { | |
| b.iter(|| { | |
| let n = black_box(1000); | |
| (0..n).fold(0, xor) | |
| }); | |
| } | |
| #[bench] | |
| pub fn xor_pointer_b(b: &mut Bencher) { | |
| b.iter(|| { | |
| let n = black_box(1000); | |
| (0..n).fold(0, xor); | |
| }); | |
| } | |
| #[bench] // closure/pointer or semicolon doesn't matter | |
| pub fn xor_black_box(b: &mut Bencher) { | |
| b.iter(|| { | |
| black_box((0..1000).fold(0, xor)); | |
| }); | |
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| .text | |
| .file "fpinrust.cgu-0.rs" | |
| .section .rodata.cst16,"aM",@progbits,16 | |
| .p2align 4 | |
| .LCPI0_0: | |
| .long 0 | |
| .long 1 | |
| .long 2 | |
| .long 3 | |
| .LCPI0_1: | |
| .long 4 | |
| .long 4 | |
| .long 4 | |
| .long 4 | |
| .LCPI0_2: | |
| .long 8 | |
| .long 8 | |
| .long 8 | |
| .long 8 | |
| .LCPI0_3: | |
| .long 12 | |
| .long 12 | |
| .long 12 | |
| .long 12 | |
| .LCPI0_4: | |
| .long 16 | |
| .long 16 | |
| .long 16 | |
| .long 16 | |
| .LCPI0_5: | |
| .long 20 | |
| .long 20 | |
| .long 20 | |
| .long 20 | |
| .LCPI0_6: | |
| .long 24 | |
| .long 24 | |
| .long 24 | |
| .long 24 | |
| .LCPI0_7: | |
| .long 28 | |
| .long 28 | |
| .long 28 | |
| .long 28 | |
| .LCPI0_8: | |
| .long 32 | |
| .long 32 | |
| .long 32 | |
| .long 32 | |
| .section .text._ZN8fpinrust5tests13xor_closure_a17h4df097d1e565a700E,"ax",@progbits | |
| .globl _ZN8fpinrust5tests13xor_closure_a17h4df097d1e565a700E | |
| .p2align 4, 0x90 | |
| .type _ZN8fpinrust5tests13xor_closure_a17h4df097d1e565a700E,@function | |
| _ZN8fpinrust5tests13xor_closure_a17h4df097d1e565a700E: | |
| .cfi_startproc | |
| pushq %r14 | |
| .Ltmp0: | |
| .cfi_def_cfa_offset 16 | |
| pushq %rbx | |
| .Ltmp1: | |
| .cfi_def_cfa_offset 24 | |
| subq $40, %rsp | |
| .Ltmp2: | |
| .cfi_def_cfa_offset 64 | |
| .Ltmp3: | |
| .cfi_offset %rbx, -24 | |
| .Ltmp4: | |
| .cfi_offset %r14, -16 | |
| movq %rdi, %r14 | |
| leaq 24(%rsp), %rdi | |
| callq _ZN3std4time7Instant3now17h37bccd496c61083dE@PLT | |
| movq (%r14), %r9 | |
| testq %r9, %r9 | |
| je .LBB0_15 | |
| xorl %ecx, %ecx | |
| leaq 8(%rsp), %r8 | |
| movdqa .LCPI0_0(%rip), %xmm8 | |
| movdqa .LCPI0_1(%rip), %xmm15 | |
| movdqa .LCPI0_2(%rip), %xmm2 | |
| movdqa .LCPI0_3(%rip), %xmm9 | |
| movdqa .LCPI0_4(%rip), %xmm10 | |
| movdqa .LCPI0_5(%rip), %xmm11 | |
| movdqa .LCPI0_6(%rip), %xmm12 | |
| movdqa .LCPI0_7(%rip), %xmm13 | |
| movdqa .LCPI0_8(%rip), %xmm14 | |
| .p2align 4, 0x90 | |
| .LBB0_2: | |
| incq %rcx | |
| movl $1000, 8(%rsp) | |
| #APP | |
| #NO_APP | |
| movl 8(%rsp), %esi | |
| testl %esi, %esi | |
| movl $0, %edx | |
| jle .LBB0_14 | |
| xorl %edx, %edx | |
| cmpl $8, %esi | |
| jae .LBB0_5 | |
| xorl %edi, %edi | |
| jmp .LBB0_13 | |
| .p2align 4, 0x90 | |
| .LBB0_5: | |
| movl %esi, %eax | |
| andl $-8, %eax | |
| movl $0, %edi | |
| je .LBB0_13 | |
| leal -8(%rax), %edx | |
| movl %edx, %edi | |
| shrl $3, %edi | |
| leal 1(%rdi), %ebx | |
| andl $3, %ebx | |
| pxor %xmm3, %xmm3 | |
| cmpl $24, %edx | |
| pxor %xmm4, %xmm4 | |
| movdqa %xmm8, %xmm5 | |
| jb .LBB0_9 | |
| leal -1(%rbx), %edx | |
| subl %edi, %edx | |
| pxor %xmm3, %xmm3 | |
| pxor %xmm4, %xmm4 | |
| movdqa %xmm8, %xmm5 | |
| .p2align 4, 0x90 | |
| .LBB0_8: | |
| movdqa %xmm5, %xmm6 | |
| paddd %xmm15, %xmm6 | |
| movdqa %xmm5, %xmm7 | |
| paddd %xmm2, %xmm7 | |
| pxor %xmm5, %xmm3 | |
| pxor %xmm4, %xmm6 | |
| movdqa %xmm5, %xmm4 | |
| paddd %xmm9, %xmm4 | |
| movdqa %xmm5, %xmm0 | |
| paddd %xmm10, %xmm0 | |
| pxor %xmm7, %xmm3 | |
| movdqa %xmm5, %xmm7 | |
| paddd %xmm11, %xmm7 | |
| movdqa %xmm5, %xmm1 | |
| paddd %xmm12, %xmm1 | |
| pxor %xmm4, %xmm7 | |
| pxor %xmm6, %xmm7 | |
| movdqa %xmm5, %xmm4 | |
| paddd %xmm13, %xmm4 | |
| paddd %xmm14, %xmm5 | |
| pxor %xmm0, %xmm1 | |
| pxor %xmm1, %xmm3 | |
| pxor %xmm7, %xmm4 | |
| addl $4, %edx | |
| jne .LBB0_8 | |
| .LBB0_9: | |
| testl %ebx, %ebx | |
| je .LBB0_12 | |
| negl %ebx | |
| .p2align 4, 0x90 | |
| .LBB0_11: | |
| movdqa %xmm5, %xmm0 | |
| pxor %xmm5, %xmm3 | |
| paddd %xmm15, %xmm5 | |
| paddd %xmm2, %xmm0 | |
| pxor %xmm5, %xmm4 | |
| incl %ebx | |
| movdqa %xmm0, %xmm5 | |
| jne .LBB0_11 | |
| .LBB0_12: | |
| pxor %xmm4, %xmm3 | |
| pshufd $78, %xmm3, %xmm0 | |
| pxor %xmm3, %xmm0 | |
| pshufd $229, %xmm0, %xmm1 | |
| pxor %xmm0, %xmm1 | |
| movd %xmm1, %edx | |
| cmpl %eax, %esi | |
| movl %eax, %edi | |
| je .LBB0_14 | |
| .p2align 4, 0x90 | |
| .LBB0_13: | |
| xorl %edi, %edx | |
| leal 1(%rdi), %eax | |
| cmpl %eax, %esi | |
| movl %eax, %edi | |
| jne .LBB0_13 | |
| .LBB0_14: | |
| movl %edx, 8(%rsp) | |
| #APP | |
| #NO_APP | |
| cmpq %r9, %rcx | |
| jne .LBB0_2 | |
| .LBB0_15: | |
| leaq 8(%rsp), %rdi | |
| leaq 24(%rsp), %rsi | |
| callq _ZN3std4time7Instant7elapsed17h0b6076720ddfcc2bE@PLT | |
| movq 8(%rsp), %rax | |
| movl 16(%rsp), %ecx | |
| movq %rax, 8(%r14) | |
| movl %ecx, 16(%r14) | |
| addq $40, %rsp | |
| popq %rbx | |
| popq %r14 | |
| retq | |
| .Lfunc_end0: | |
| .size _ZN8fpinrust5tests13xor_closure_a17h4df097d1e565a700E, .Lfunc_end0-_ZN8fpinrust5tests13xor_closure_a17h4df097d1e565a700E | |
| .cfi_endproc | |
| .section .text._ZN8fpinrust5tests13xor_closure_b17h4bdd5e59e5c19a55E,"ax",@progbits | |
| .globl _ZN8fpinrust5tests13xor_closure_b17h4bdd5e59e5c19a55E | |
| .p2align 4, 0x90 | |
| .type _ZN8fpinrust5tests13xor_closure_b17h4bdd5e59e5c19a55E,@function | |
| _ZN8fpinrust5tests13xor_closure_b17h4bdd5e59e5c19a55E: | |
| .cfi_startproc | |
| pushq %r14 | |
| .Ltmp5: | |
| .cfi_def_cfa_offset 16 | |
| pushq %rbx | |
| .Ltmp6: | |
| .cfi_def_cfa_offset 24 | |
| subq $40, %rsp | |
| .Ltmp7: | |
| .cfi_def_cfa_offset 64 | |
| .Ltmp8: | |
| .cfi_offset %rbx, -24 | |
| .Ltmp9: | |
| .cfi_offset %r14, -16 | |
| movq %rdi, %r14 | |
| leaq 24(%rsp), %rdi | |
| callq _ZN3std4time7Instant3now17h37bccd496c61083dE@PLT | |
| movq (%r14), %rax | |
| testq %rax, %rax | |
| je .LBB1_5 | |
| xorl %ecx, %ecx | |
| leaq 8(%rsp), %rdx | |
| .p2align 4, 0x90 | |
| .LBB1_2: | |
| movl $1000, 8(%rsp) | |
| #APP | |
| #NO_APP | |
| movl 8(%rsp), %esi | |
| xorl %ebx, %ebx | |
| .p2align 4, 0x90 | |
| .LBB1_3: | |
| xorl %edi, %edi | |
| cmpl %esi, %ebx | |
| setl %dil | |
| addl %ebx, %edi | |
| cmpl %esi, %ebx | |
| movl %edi, %ebx | |
| jl .LBB1_3 | |
| incq %rcx | |
| #APP | |
| #NO_APP | |
| cmpq %rax, %rcx | |
| jne .LBB1_2 | |
| .LBB1_5: | |
| leaq 8(%rsp), %rdi | |
| leaq 24(%rsp), %rsi | |
| callq _ZN3std4time7Instant7elapsed17h0b6076720ddfcc2bE@PLT | |
| movq 8(%rsp), %rax | |
| movl 16(%rsp), %ecx | |
| movq %rax, 8(%r14) | |
| movl %ecx, 16(%r14) | |
| addq $40, %rsp | |
| popq %rbx | |
| popq %r14 | |
| retq | |
| .Lfunc_end1: | |
| .size _ZN8fpinrust5tests13xor_closure_b17h4bdd5e59e5c19a55E, .Lfunc_end1-_ZN8fpinrust5tests13xor_closure_b17h4bdd5e59e5c19a55E | |
| .cfi_endproc | |
| .section .rodata.cst16,"aM",@progbits,16 | |
| .p2align 4 | |
| .LCPI2_0: | |
| .long 0 | |
| .long 1 | |
| .long 2 | |
| .long 3 | |
| .LCPI2_1: | |
| .long 4 | |
| .long 4 | |
| .long 4 | |
| .long 4 | |
| .LCPI2_2: | |
| .long 8 | |
| .long 8 | |
| .long 8 | |
| .long 8 | |
| .LCPI2_3: | |
| .long 12 | |
| .long 12 | |
| .long 12 | |
| .long 12 | |
| .LCPI2_4: | |
| .long 16 | |
| .long 16 | |
| .long 16 | |
| .long 16 | |
| .LCPI2_5: | |
| .long 20 | |
| .long 20 | |
| .long 20 | |
| .long 20 | |
| .LCPI2_6: | |
| .long 24 | |
| .long 24 | |
| .long 24 | |
| .long 24 | |
| .LCPI2_7: | |
| .long 28 | |
| .long 28 | |
| .long 28 | |
| .long 28 | |
| .LCPI2_8: | |
| .long 32 | |
| .long 32 | |
| .long 32 | |
| .long 32 | |
| .section .text._ZN8fpinrust5tests13xor_pointer_a17hca6c00df2b597ce7E,"ax",@progbits | |
| .globl _ZN8fpinrust5tests13xor_pointer_a17hca6c00df2b597ce7E | |
| .p2align 4, 0x90 | |
| .type _ZN8fpinrust5tests13xor_pointer_a17hca6c00df2b597ce7E,@function | |
| _ZN8fpinrust5tests13xor_pointer_a17hca6c00df2b597ce7E: | |
| .cfi_startproc | |
| pushq %r14 | |
| .Ltmp10: | |
| .cfi_def_cfa_offset 16 | |
| pushq %rbx | |
| .Ltmp11: | |
| .cfi_def_cfa_offset 24 | |
| subq $40, %rsp | |
| .Ltmp12: | |
| .cfi_def_cfa_offset 64 | |
| .Ltmp13: | |
| .cfi_offset %rbx, -24 | |
| .Ltmp14: | |
| .cfi_offset %r14, -16 | |
| movq %rdi, %r14 | |
| leaq 24(%rsp), %rdi | |
| callq _ZN3std4time7Instant3now17h37bccd496c61083dE@PLT | |
| movq (%r14), %r9 | |
| testq %r9, %r9 | |
| je .LBB2_15 | |
| xorl %ecx, %ecx | |
| leaq 8(%rsp), %r8 | |
| movdqa .LCPI2_0(%rip), %xmm8 | |
| movdqa .LCPI2_1(%rip), %xmm15 | |
| movdqa .LCPI2_2(%rip), %xmm2 | |
| movdqa .LCPI2_3(%rip), %xmm9 | |
| movdqa .LCPI2_4(%rip), %xmm10 | |
| movdqa .LCPI2_5(%rip), %xmm11 | |
| movdqa .LCPI2_6(%rip), %xmm12 | |
| movdqa .LCPI2_7(%rip), %xmm13 | |
| movdqa .LCPI2_8(%rip), %xmm14 | |
| .p2align 4, 0x90 | |
| .LBB2_2: | |
| incq %rcx | |
| movl $1000, 8(%rsp) | |
| #APP | |
| #NO_APP | |
| movl 8(%rsp), %esi | |
| testl %esi, %esi | |
| movl $0, %edx | |
| jle .LBB2_14 | |
| xorl %edx, %edx | |
| cmpl $8, %esi | |
| jae .LBB2_5 | |
| xorl %edi, %edi | |
| jmp .LBB2_13 | |
| .p2align 4, 0x90 | |
| .LBB2_5: | |
| movl %esi, %eax | |
| andl $-8, %eax | |
| movl $0, %edi | |
| je .LBB2_13 | |
| leal -8(%rax), %edx | |
| movl %edx, %edi | |
| shrl $3, %edi | |
| leal 1(%rdi), %ebx | |
| andl $3, %ebx | |
| pxor %xmm3, %xmm3 | |
| cmpl $24, %edx | |
| pxor %xmm4, %xmm4 | |
| movdqa %xmm8, %xmm5 | |
| jb .LBB2_9 | |
| leal -1(%rbx), %edx | |
| subl %edi, %edx | |
| pxor %xmm3, %xmm3 | |
| pxor %xmm4, %xmm4 | |
| movdqa %xmm8, %xmm5 | |
| .p2align 4, 0x90 | |
| .LBB2_8: | |
| movdqa %xmm5, %xmm6 | |
| paddd %xmm15, %xmm6 | |
| movdqa %xmm5, %xmm7 | |
| paddd %xmm2, %xmm7 | |
| pxor %xmm5, %xmm3 | |
| pxor %xmm4, %xmm6 | |
| movdqa %xmm5, %xmm4 | |
| paddd %xmm9, %xmm4 | |
| movdqa %xmm5, %xmm0 | |
| paddd %xmm10, %xmm0 | |
| pxor %xmm7, %xmm3 | |
| movdqa %xmm5, %xmm7 | |
| paddd %xmm11, %xmm7 | |
| movdqa %xmm5, %xmm1 | |
| paddd %xmm12, %xmm1 | |
| pxor %xmm4, %xmm7 | |
| pxor %xmm6, %xmm7 | |
| movdqa %xmm5, %xmm4 | |
| paddd %xmm13, %xmm4 | |
| paddd %xmm14, %xmm5 | |
| pxor %xmm0, %xmm1 | |
| pxor %xmm1, %xmm3 | |
| pxor %xmm7, %xmm4 | |
| addl $4, %edx | |
| jne .LBB2_8 | |
| .LBB2_9: | |
| testl %ebx, %ebx | |
| je .LBB2_12 | |
| negl %ebx | |
| .p2align 4, 0x90 | |
| .LBB2_11: | |
| movdqa %xmm5, %xmm0 | |
| pxor %xmm5, %xmm3 | |
| paddd %xmm15, %xmm5 | |
| paddd %xmm2, %xmm0 | |
| pxor %xmm5, %xmm4 | |
| incl %ebx | |
| movdqa %xmm0, %xmm5 | |
| jne .LBB2_11 | |
| .LBB2_12: | |
| pxor %xmm4, %xmm3 | |
| pshufd $78, %xmm3, %xmm0 | |
| pxor %xmm3, %xmm0 | |
| pshufd $229, %xmm0, %xmm1 | |
| pxor %xmm0, %xmm1 | |
| movd %xmm1, %edx | |
| cmpl %eax, %esi | |
| movl %eax, %edi | |
| je .LBB2_14 | |
| .p2align 4, 0x90 | |
| .LBB2_13: | |
| xorl %edi, %edx | |
| leal 1(%rdi), %eax | |
| cmpl %eax, %esi | |
| movl %eax, %edi | |
| jne .LBB2_13 | |
| .LBB2_14: | |
| movl %edx, 8(%rsp) | |
| #APP | |
| #NO_APP | |
| cmpq %r9, %rcx | |
| jne .LBB2_2 | |
| .LBB2_15: | |
| leaq 8(%rsp), %rdi | |
| leaq 24(%rsp), %rsi | |
| callq _ZN3std4time7Instant7elapsed17h0b6076720ddfcc2bE@PLT | |
| movq 8(%rsp), %rax | |
| movl 16(%rsp), %ecx | |
| movq %rax, 8(%r14) | |
| movl %ecx, 16(%r14) | |
| addq $40, %rsp | |
| popq %rbx | |
| popq %r14 | |
| retq | |
| .Lfunc_end2: | |
| .size _ZN8fpinrust5tests13xor_pointer_a17hca6c00df2b597ce7E, .Lfunc_end2-_ZN8fpinrust5tests13xor_pointer_a17hca6c00df2b597ce7E | |
| .cfi_endproc | |
| .section .text._ZN8fpinrust5tests13xor_pointer_b17h4ef66678d6655ef4E,"ax",@progbits | |
| .globl _ZN8fpinrust5tests13xor_pointer_b17h4ef66678d6655ef4E | |
| .p2align 4, 0x90 | |
| .type _ZN8fpinrust5tests13xor_pointer_b17h4ef66678d6655ef4E,@function | |
| _ZN8fpinrust5tests13xor_pointer_b17h4ef66678d6655ef4E: | |
| .cfi_startproc | |
| pushq %rbx | |
| .Ltmp15: | |
| .cfi_def_cfa_offset 16 | |
| subq $32, %rsp | |
| .Ltmp16: | |
| .cfi_def_cfa_offset 48 | |
| .Ltmp17: | |
| .cfi_offset %rbx, -16 | |
| movq %rdi, %rbx | |
| leaq 16(%rsp), %rdi | |
| callq _ZN3std4time7Instant3now17h37bccd496c61083dE@PLT | |
| movq (%rbx), %rax | |
| testq %rax, %rax | |
| je .LBB3_3 | |
| leaq (%rsp), %rcx | |
| .p2align 4, 0x90 | |
| .LBB3_2: | |
| movl $1000, (%rsp) | |
| #APP | |
| #NO_APP | |
| #APP | |
| #NO_APP | |
| decq %rax | |
| jne .LBB3_2 | |
| .LBB3_3: | |
| leaq (%rsp), %rdi | |
| leaq 16(%rsp), %rsi | |
| callq _ZN3std4time7Instant7elapsed17h0b6076720ddfcc2bE@PLT | |
| movq (%rsp), %rax | |
| movl 8(%rsp), %ecx | |
| movq %rax, 8(%rbx) | |
| movl %ecx, 16(%rbx) | |
| addq $32, %rsp | |
| popq %rbx | |
| retq | |
| .Lfunc_end3: | |
| .size _ZN8fpinrust5tests13xor_pointer_b17h4ef66678d6655ef4E, .Lfunc_end3-_ZN8fpinrust5tests13xor_pointer_b17h4ef66678d6655ef4E | |
| .cfi_endproc | |
| .section .rodata.cst16,"aM",@progbits,16 | |
| .p2align 4 | |
| .LCPI4_0: | |
| .long 0 | |
| .long 1 | |
| .long 2 | |
| .long 3 | |
| .LCPI4_1: | |
| .long 4 | |
| .long 4 | |
| .long 4 | |
| .long 4 | |
| .LCPI4_2: | |
| .long 8 | |
| .long 8 | |
| .long 8 | |
| .long 8 | |
| .LCPI4_3: | |
| .long 12 | |
| .long 12 | |
| .long 12 | |
| .long 12 | |
| .LCPI4_4: | |
| .long 16 | |
| .long 16 | |
| .long 16 | |
| .long 16 | |
| .LCPI4_5: | |
| .long 20 | |
| .long 20 | |
| .long 20 | |
| .long 20 | |
| .LCPI4_6: | |
| .long 24 | |
| .long 24 | |
| .long 24 | |
| .long 24 | |
| .LCPI4_7: | |
| .long 28 | |
| .long 28 | |
| .long 28 | |
| .long 28 | |
| .LCPI4_8: | |
| .long 32 | |
| .long 32 | |
| .long 32 | |
| .long 32 | |
| .LCPI4_9: | |
| .long 36 | |
| .long 36 | |
| .long 36 | |
| .long 36 | |
| .LCPI4_10: | |
| .long 40 | |
| .long 40 | |
| .long 40 | |
| .long 40 | |
| .section .text._ZN8fpinrust5tests13xor_black_box17h8af7e6f80fe83dc8E,"ax",@progbits | |
| .globl _ZN8fpinrust5tests13xor_black_box17h8af7e6f80fe83dc8E | |
| .p2align 4, 0x90 | |
| .type _ZN8fpinrust5tests13xor_black_box17h8af7e6f80fe83dc8E,@function | |
| _ZN8fpinrust5tests13xor_black_box17h8af7e6f80fe83dc8E: | |
| .cfi_startproc | |
| pushq %rbx | |
| .Ltmp18: | |
| .cfi_def_cfa_offset 16 | |
| subq $32, %rsp | |
| .Ltmp19: | |
| .cfi_def_cfa_offset 48 | |
| .Ltmp20: | |
| .cfi_offset %rbx, -16 | |
| movq %rdi, %rbx | |
| leaq 16(%rsp), %rdi | |
| callq _ZN3std4time7Instant3now17h37bccd496c61083dE@PLT | |
| movq (%rbx), %rax | |
| testq %rax, %rax | |
| je .LBB4_5 | |
| xorl %ecx, %ecx | |
| movdqa .LCPI4_1(%rip), %xmm9 | |
| movdqa .LCPI4_2(%rip), %xmm10 | |
| movdqa .LCPI4_3(%rip), %xmm11 | |
| movdqa .LCPI4_4(%rip), %xmm12 | |
| movdqa .LCPI4_5(%rip), %xmm13 | |
| movdqa .LCPI4_6(%rip), %xmm14 | |
| movdqa .LCPI4_7(%rip), %xmm15 | |
| movdqa .LCPI4_8(%rip), %xmm0 | |
| movdqa .LCPI4_9(%rip), %xmm1 | |
| movdqa .LCPI4_10(%rip), %xmm2 | |
| leaq (%rsp), %rdx | |
| .p2align 4, 0x90 | |
| .LBB4_2: | |
| pxor %xmm3, %xmm3 | |
| movl $1000, %esi | |
| pxor %xmm4, %xmm4 | |
| movdqa .LCPI4_0(%rip), %xmm5 | |
| .p2align 4, 0x90 | |
| .LBB4_3: | |
| movdqa %xmm5, %xmm6 | |
| paddd %xmm9, %xmm6 | |
| movdqa %xmm5, %xmm7 | |
| paddd %xmm10, %xmm7 | |
| pxor %xmm5, %xmm3 | |
| pxor %xmm4, %xmm6 | |
| movdqa %xmm5, %xmm4 | |
| paddd %xmm11, %xmm4 | |
| pxor %xmm7, %xmm3 | |
| movdqa %xmm5, %xmm7 | |
| paddd %xmm13, %xmm7 | |
| pxor %xmm4, %xmm7 | |
| movdqa %xmm5, %xmm4 | |
| paddd %xmm12, %xmm4 | |
| pxor %xmm6, %xmm7 | |
| movdqa %xmm5, %xmm6 | |
| paddd %xmm14, %xmm6 | |
| pxor %xmm4, %xmm6 | |
| movdqa %xmm5, %xmm8 | |
| paddd %xmm15, %xmm8 | |
| pxor %xmm6, %xmm3 | |
| movdqa %xmm5, %xmm4 | |
| paddd %xmm0, %xmm4 | |
| pxor %xmm4, %xmm3 | |
| movdqa %xmm5, %xmm4 | |
| paddd %xmm1, %xmm4 | |
| pxor %xmm8, %xmm4 | |
| pxor %xmm7, %xmm4 | |
| paddd %xmm2, %xmm5 | |
| addl $-40, %esi | |
| jne .LBB4_3 | |
| pxor %xmm3, %xmm4 | |
| pshufd $78, %xmm4, %xmm3 | |
| pxor %xmm4, %xmm3 | |
| pshufd $229, %xmm3, %xmm4 | |
| pxor %xmm3, %xmm4 | |
| incq %rcx | |
| movd %xmm4, (%rsp) | |
| #APP | |
| #NO_APP | |
| #APP | |
| #NO_APP | |
| cmpq %rax, %rcx | |
| jne .LBB4_2 | |
| .LBB4_5: | |
| leaq (%rsp), %rdi | |
| leaq 16(%rsp), %rsi | |
| callq _ZN3std4time7Instant7elapsed17h0b6076720ddfcc2bE@PLT | |
| movq (%rsp), %rax | |
| movl 8(%rsp), %ecx | |
| movq %rax, 8(%rbx) | |
| movl %ecx, 16(%rbx) | |
| addq $32, %rsp | |
| popq %rbx | |
| retq | |
| .Lfunc_end4: | |
| .size _ZN8fpinrust5tests13xor_black_box17h8af7e6f80fe83dc8E, .Lfunc_end4-_ZN8fpinrust5tests13xor_black_box17h8af7e6f80fe83dc8E | |
| .cfi_endproc | |
| .section ".note.GNU-stack","",@progbits |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
ASM listing for SO question http://stackoverflow.com/q/39441295/435904