Open Menu / rust / zerocopy / benches / extend_vec_zeroed.x86-64.mca 
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Iterations:        100
Instructions:      5400
Total Cycles:      6595
Total uOps:        6800

Dispatch Width:    4
uOps Per Cycle:    1.03
IPC:               0.82
Block RThroughput: 17.0


Instruction Info:
[1]: #uOps
[2]: Latency
[3]: RThroughput
[4]: MayLoad
[5]: MayStore
[6]: HasSideEffects (U)

[1]    [2]    [3]    [4]    [5]    [6]    Instructions:
 2      5     1.00           *            push	r15
 2      5     1.00           *            push	r14
 2      5     1.00           *            push	r13
 2      5     1.00           *            push	r12
 2      5     1.00           *            push	rbx
 1      1     0.33                        sub	rsp, 32
 1      1     0.33                        mov	rbx, rdi
 1      5     0.50    *                   mov	rax, qword ptr [rdi]
 1      5     0.50    *                   mov	r12, qword ptr [rdi + 16]
 1      1     0.33                        mov	rcx, rax
 1      1     0.33                        sub	rcx, r12
 1      1     0.33                        cmp	rsi, rcx
 1      1     1.00                        jbe	.LBB6_3
 1      1     0.33                        mov	r15, r12
 1      1     0.33                        add	r15, rsi
 1      1     1.00                        jae	.LBB6_6
 1      0     0.25                        xor	eax, eax
 1      1     1.00                        jmp	.LBB6_5
 1      5     0.50    *                   mov	rax, qword ptr [rbx + 8]
 1      1     0.50                        lea	r15, [r12 + rsi]
 1      1     0.50                        lea	rcx, [r12 + 2*r12]
 1      1     0.50                        lea	rdi, [rax + 2*rcx]
 1      1     0.33                        add	rsi, rsi
 1      1     0.50                        lea	rdx, [rsi + 2*rsi]
 1      0     0.25                        xor	esi, esi
 4      7     1.00    *                   call	qword ptr [rip + memset@GOTPCREL]
 1      1     1.00           *            mov	qword ptr [rbx + 16], r15
 1      1     0.33                        mov	al, 1
 1      1     0.33                        add	rsp, 32
 1      6     0.50    *                   pop	rbx
 1      6     0.50    *                   pop	r12
 1      6     0.50    *                   pop	r13
 1      6     0.50    *                   pop	r14
 1      6     0.50    *                   pop	r15
 1      1     1.00                  U     ret
 1      1     0.33                        mov	r13, rsi
 1      1     0.50                        lea	rcx, [rax + rax]
 1      1     0.33                        cmp	r15, rcx
 3      3     1.00                        cmova	rcx, r15
 1      1     0.33                        cmp	rcx, 5
 1      1     0.33                        mov	r14d, 4
 2      2     0.67                        cmovae	r14, rcx
 1      5     0.50    *                   mov	rdx, qword ptr [rbx + 8]
 1      1     0.50                        lea	rdi, [rsp + 8]
 1      1     0.33                        mov	rsi, rax
 1      1     0.33                        mov	rcx, r14
 3      5     1.00                        call	<alloc::raw_vec::RawVecInner>::finish_grow
 2      6     0.50    *                   cmp	dword ptr [rsp + 8], 1
 1      1     1.00                        je	.LBB6_2
 1      5     0.50    *                   mov	rax, qword ptr [rsp + 16]
 1      1     1.00           *            mov	qword ptr [rbx + 8], rax
 1      1     1.00           *            mov	qword ptr [rbx], r14
 1      1     0.33                        mov	rsi, r13
 1      1     1.00                        jmp	.LBB6_4


Resources:
[0]   - SBDivider
[1]   - SBFPDivider
[2]   - SBPort0
[3]   - SBPort1
[4]   - SBPort4
[5]   - SBPort5
[6.0] - SBPort23
[6.1] - SBPort23


Resource pressure per iteration:
[0]    [1]    [2]    [3]    [4]    [5]    [6.0]  [6.1]  
 -      -     12.00  12.00  10.00  13.00  11.00  11.00  

Resource pressure by instruction:
[0]    [1]    [2]    [3]    [4]    [5]    [6.0]  [6.1]  Instructions:
 -      -      -      -     1.00    -     0.49   0.51   push	r15
 -      -      -      -     1.00    -     0.51   0.49   push	r14
 -      -      -      -     1.00    -     0.50   0.50   push	r13
 -      -      -      -     1.00    -     0.50   0.50   push	r12
 -      -      -      -     1.00    -     0.50   0.50   push	rbx
 -      -     0.01   0.99    -      -      -      -     sub	rsp, 32
 -      -      -      -      -     1.00    -      -     mov	rbx, rdi
 -      -      -      -      -      -     0.50   0.50   mov	rax, qword ptr [rdi]
 -      -      -      -      -      -     0.50   0.50   mov	r12, qword ptr [rdi + 16]
 -      -      -     1.00    -      -      -      -     mov	rcx, rax
 -      -      -     0.99    -     0.01    -      -     sub	rcx, r12
 -      -      -      -      -     1.00    -      -     cmp	rsi, rcx
 -      -      -      -      -     1.00    -      -     jbe	.LBB6_3
 -      -     0.01   0.98    -     0.01    -      -     mov	r15, r12
 -      -     0.99   0.01    -      -      -      -     add	r15, rsi
 -      -      -      -      -     1.00    -      -     jae	.LBB6_6
 -      -      -      -      -      -      -      -     xor	eax, eax
 -      -      -      -      -     1.00    -      -     jmp	.LBB6_5
 -      -      -      -      -      -     0.50   0.50   mov	rax, qword ptr [rbx + 8]
 -      -     1.00    -      -      -      -      -     lea	r15, [r12 + rsi]
 -      -     0.98   0.02    -      -      -      -     lea	rcx, [r12 + 2*r12]
 -      -     0.99   0.01    -      -      -      -     lea	rdi, [rax + 2*rcx]
 -      -      -     1.00    -      -      -      -     add	rsi, rsi
 -      -     0.99   0.01    -      -      -      -     lea	rdx, [rsi + 2*rsi]
 -      -      -      -      -      -      -      -     xor	esi, esi
 -      -      -      -     1.00   1.00   1.00   1.00   call	qword ptr [rip + memset@GOTPCREL]
 -      -      -      -     1.00    -     0.50   0.50   mov	qword ptr [rbx + 16], r15
 -      -     0.01   0.99    -      -      -      -     mov	al, 1
 -      -     1.00    -      -      -      -      -     add	rsp, 32
 -      -      -      -      -      -     0.50   0.50   pop	rbx
 -      -      -      -      -      -     0.50   0.50   pop	r12
 -      -      -      -      -      -     0.50   0.50   pop	r13
 -      -      -      -      -      -     0.50   0.50   pop	r14
 -      -      -      -      -      -     0.50   0.50   pop	r15
 -      -      -      -      -     1.00    -      -     ret
 -      -     1.00    -      -      -      -      -     mov	r13, rsi
 -      -     0.01   0.99    -      -      -      -     lea	rcx, [rax + rax]
 -      -     0.99   0.01    -      -      -      -     cmp	r15, rcx
 -      -     2.00   0.01    -     0.99    -      -     cmova	rcx, r15
 -      -     0.01   0.99    -      -      -      -     cmp	rcx, 5
 -      -     0.01   0.99    -      -      -      -     mov	r14d, 4
 -      -     1.00   0.01    -     0.99    -      -     cmovae	r14, rcx
 -      -      -      -      -      -     0.50   0.50   mov	rdx, qword ptr [rbx + 8]
 -      -     0.01   0.99    -      -      -      -     lea	rdi, [rsp + 8]
 -      -      -     1.00    -      -      -      -     mov	rsi, rax
 -      -      -     0.01    -     0.99    -      -     mov	rcx, r14
 -      -      -      -     1.00   1.00   0.50   0.50   call	<alloc::raw_vec::RawVecInner>::finish_grow
 -      -      -     0.99    -     0.01   0.50   0.50   cmp	dword ptr [rsp + 8], 1
 -      -      -      -      -     1.00    -      -     je	.LBB6_2
 -      -      -      -      -      -     0.50   0.50   mov	rax, qword ptr [rsp + 16]
 -      -      -      -     1.00    -     0.49   0.51   mov	qword ptr [rbx + 8], rax
 -      -      -      -     1.00    -     0.51   0.49   mov	qword ptr [rbx], r14
 -      -     0.99   0.01    -      -      -      -     mov	rsi, r13
 -      -      -      -      -     1.00    -      -     jmp	.LBB6_4