| Loop Id: 70 | Module: attention-avx512 | Source: attention.cpp:26-193 [...] | Coverage: 0.03% |
|---|
| Loop Id: 70 | Module: attention-avx512 | Source: attention.cpp:26-193 [...] | Coverage: 0.03% |
|---|
0x3d50 MOV 0x40(%RSP),%EAX |
0x3d54 INC %EAX |
0x3d56 ADD %R12,%R10 |
0x3d59 CMP 0x18(%RSP),%EAX |
0x3d5d JE 3d20 |
0x3d5f MOV %EAX,0x40(%RSP) |
0x3d63 IMUL %R12D,%EAX |
0x3d67 MOV %RAX,0x30(%RSP) |
0x3d6c XOR %EAX,%EAX |
0x3d6e JMP 3d98 |
(71) 0x3d70 VCVTSD2SS %XMM0,%XMM0,%XMM0 |
(71) 0x3d74 MOV 0x30(%RSP),%RCX |
(71) 0x3d79 ADD %EAX,%ECX |
(71) 0x3d7b MOV 0xc8(%RSP),%R9 |
(71) 0x3d83 VMOVSS %XMM0,(%R9,%RCX,4) |
(71) 0x3d89 INC %RAX |
(71) 0x3d8c CMP 0x28(%RSP),%RAX |
(71) 0x3d91 MOV 0x50(%RSP),%R15 |
(71) 0x3d96 JE 3d50 |
(71) 0x3d98 CMPL $0x3,0x80(%RSP) |
(71) 0x3da0 JAE 3dc0 |
(71) 0x3da2 VXORPS %XMM0,%XMM0,%XMM0 |
(71) 0x3da6 XOR %R13D,%R13D |
(71) 0x3da9 MOV 0x78(%RSP),%R9 |
(71) 0x3dae JMP 3e72 |
(71) 0x3dc0 VXORPS %XMM0,%XMM0,%XMM0 |
(71) 0x3dc4 MOV %RAX,%R11 |
(71) 0x3dc7 XOR %R13D,%R13D |
(71) 0x3dca MOV 0x78(%RSP),%R9 |
(71) 0x3dcf NOP |
(68) 0x3dd0 LEA (%R10,%R13,1),%R15D |
(68) 0x3dd4 VMOVSS (%R14,%R15,4),%XMM1 |
(68) 0x3dda VCVTSS2SD %XMM1,%XMM1,%XMM1 |
(68) 0x3dde MOV %R11D,%R15D |
(68) 0x3de1 VMOVSS (%R9,%R15,4),%XMM2 |
(68) 0x3de7 VCVTSS2SD %XMM2,%XMM2,%XMM2 |
(68) 0x3deb LEA 0x1(%R10,%R13,1),%R15D |
(68) 0x3df0 VMOVSS (%R14,%R15,4),%XMM3 |
(68) 0x3df6 VCVTSS2SD %XMM3,%XMM3,%XMM3 |
(68) 0x3dfa LEA (%R12,%R11,1),%R15D |
(68) 0x3dfe VMOVSS (%R9,%R15,4),%XMM4 |
(68) 0x3e04 VCVTSS2SD %XMM4,%XMM4,%XMM4 |
(68) 0x3e08 LEA 0x2(%R10,%R13,1),%R15D |
(68) 0x3e0d VMOVSS (%R14,%R15,4),%XMM5 |
(68) 0x3e13 VFMADD213SD %XMM0,%XMM1,%XMM2 |
(68) 0x3e18 VCVTSS2SD %XMM5,%XMM5,%XMM0 |
(68) 0x3e1c LEA (%R8,%R11,1),%R15D |
(68) 0x3e20 VMOVSS (%R9,%R15,4),%XMM1 |
(68) 0x3e26 VFMADD213SD %XMM2,%XMM3,%XMM4 |
(68) 0x3e2b VCVTSS2SD %XMM1,%XMM1,%XMM1 |
(68) 0x3e2f LEA 0x3(%R10,%R13,1),%R15D |
(68) 0x3e34 VMOVSS (%R14,%R15,4),%XMM2 |
(68) 0x3e3a VFMADD213SD %XMM4,%XMM0,%XMM1 |
(68) 0x3e3f VCVTSS2SD %XMM2,%XMM2,%XMM2 |
(68) 0x3e43 LEA (%RSI,%R11,1),%R15D |
(68) 0x3e47 VMOVSS (%R9,%R15,4),%XMM0 |
(68) 0x3e4d VCVTSS2SD %XMM0,%XMM0,%XMM0 |
(68) 0x3e51 VFMADD213SD %XMM1,%XMM2,%XMM0 |
(68) 0x3e56 ADD $0x4,%R13 |
(68) 0x3e5a ADD %RDI,%R11 |
(68) 0x3e5d CMP %R13,%RDX |
(68) 0x3e60 JNE 3dd0 |
(71) 0x3e66 CMPQ $0,0x10(%RSP) |
(71) 0x3e6c JE 3d70 |
(71) 0x3e72 MOV %R12,%R11 |
(71) 0x3e75 IMUL %R13,%R11 |
(71) 0x3e79 ADD %RAX,%R11 |
(71) 0x3e7c ADD %R10D,%R13D |
(71) 0x3e7f MOV 0x10(%RSP),%R15 |
(71) 0x3e84 NOPW %CS:(%RAX,%RAX,1) |
(72) 0x3e90 MOV %R13D,%ECX |
(72) 0x3e93 VMOVSS (%R14,%RCX,4),%XMM1 |
(72) 0x3e99 VCVTSS2SD %XMM1,%XMM1,%XMM1 |
(72) 0x3e9d MOV %R11D,%ECX |
(72) 0x3ea0 VMOVSS (%R9,%RCX,4),%XMM2 |
(72) 0x3ea6 VCVTSS2SD %XMM2,%XMM2,%XMM2 |
(72) 0x3eaa VFMADD231SD %XMM2,%XMM1,%XMM0 |
(72) 0x3eaf ADD %R12,%R11 |
(72) 0x3eb2 INC %R13D |
(72) 0x3eb5 DEC %R15 |
(72) 0x3eb8 JNE 3e90 |
(71) 0x3eba JMP 3d70 |
/home/eoseret/Applications/llm-attention/attention.cpp: 26 - 193 |
-------------------------------------------------------------------------------- |
26: for (unsigned int i = 0; i < M; ++i) { |
27: for (unsigned int j = 0; j < N; ++j) { //vectorized |
28: double sum = 0.0; |
29: #pragma clang loop vectorize(enable) |
30: for (unsigned int k = 0; k < K; ++k) { //vectorized |
31: sum += (double)A[i * K + k] * (double)B[k * N + j]; |
32: } |
33: C[i * N + j] = alpha * static_cast<float>(sum); |
[...] |
193: for (size_t r = 0; r < rept; r++) |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ►100.00+ | __libc_init_first | libc.so.6 | |
| ○ | __libc_start_main | libc.so.6 | |
| ○ | _start | attention-avx512 |
| min | med | avg | max |
|---|---|---|---|
| Percentile Index | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 |
|---|---|---|---|---|---|---|---|---|---|---|
| Value |
| min | med | avg | max |
|---|---|---|---|
| Percentile Index | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 |
|---|---|---|---|---|---|---|---|---|---|---|
| Value |
| Path / |
| Metric | Value |
|---|---|
| CQA speedup if no scalar integer | 1.00 |
| CQA speedup if FP arith vectorized | 1.00 |
| CQA speedup if fully vectorized | 13.33 |
| CQA speedup if no inter-iteration dependency | NA |
| CQA speedup if next bottleneck killed | 1.25 |
| Bottlenecks | micro-operation queue, |
| Function | main |
| Source | attention.cpp:26-26,attention.cpp:193-193 |
| Source loop unroll info | NA |
| Source loop unroll confidence level | NA |
| Unroll/vectorization loop type | NA |
| Unroll factor | NA |
| CQA cycles | 2.50 |
| CQA cycles if no scalar integer | 2.50 |
| CQA cycles if FP arith vectorized | 2.50 |
| CQA cycles if fully vectorized | 0.19 |
| Front-end cycles | 2.50 |
| P0 cycles | 1.50 |
| P1 cycles | 1.75 |
| P2 cycles | 1.33 |
| P3 cycles | 1.33 |
| P4 cycles | 2.00 |
| P5 cycles | 1.50 |
| P6 cycles | 1.50 |
| P7 cycles | 1.33 |
| DIV/SQRT cycles | 0.00 |
| Inter-iter dependencies cycles | 0 |
| FE+BE cycles (UFS) | NA |
| Stall cycles (UFS) | NA |
| Nb insns | 10.00 |
| Nb uops | 10.00 |
| Nb loads | 2.00 |
| Nb stores | 2.00 |
| Nb stack references | 3.00 |
| FLOP/cycle | 0.00 |
| Nb FLOP add-sub | 0.00 |
| Nb FLOP mul | 0.00 |
| Nb FLOP fma | 0.00 |
| Nb FLOP div | 0.00 |
| Nb FLOP rcp | 0.00 |
| Nb FLOP sqrt | 0.00 |
| Nb FLOP rsqrt | 0.00 |
| Bytes/cycle | 8.00 |
| Bytes prefetched | 0.00 |
| Bytes loaded | 8.00 |
| Bytes stored | 12.00 |
| Stride 0 | 0.00 |
| Stride 1 | 0.00 |
| Stride n | 0.00 |
| Stride unknown | 2.00 |
| Stride indirect | 0.00 |
| Vectorization ratio all | 0.00 |
| Vectorization ratio load | NA |
| Vectorization ratio store | 0.00 |
| Vectorization ratio mul | NA |
| Vectorization ratio add_sub | 0.00 |
| Vectorization ratio fma | NA |
| Vectorization ratio div_sqrt | NA |
| Vectorization ratio other | NA |
| Vector-efficiency ratio all | 10.42 |
| Vector-efficiency ratio load | NA |
| Vector-efficiency ratio store | 9.38 |
| Vector-efficiency ratio mul | NA |
| Vector-efficiency ratio add_sub | 12.50 |
| Vector-efficiency ratio fma | NA |
| Vector-efficiency ratio div_sqrt | NA |
| Vector-efficiency ratio other | NA |
| Metric | Value |
|---|---|
| CQA speedup if no scalar integer | 1.00 |
| CQA speedup if FP arith vectorized | 1.00 |
| CQA speedup if fully vectorized | 13.33 |
| CQA speedup if no inter-iteration dependency | NA |
| CQA speedup if next bottleneck killed | 1.25 |
| Bottlenecks | micro-operation queue, |
| Function | main |
| Source | attention.cpp:26-26,attention.cpp:193-193 |
| Source loop unroll info | NA |
| Source loop unroll confidence level | NA |
| Unroll/vectorization loop type | NA |
| Unroll factor | NA |
| CQA cycles | 2.50 |
| CQA cycles if no scalar integer | 2.50 |
| CQA cycles if FP arith vectorized | 2.50 |
| CQA cycles if fully vectorized | 0.19 |
| Front-end cycles | 2.50 |
| P0 cycles | 1.50 |
| P1 cycles | 1.75 |
| P2 cycles | 1.33 |
| P3 cycles | 1.33 |
| P4 cycles | 2.00 |
| P5 cycles | 1.50 |
| P6 cycles | 1.50 |
| P7 cycles | 1.33 |
| DIV/SQRT cycles | 0.00 |
| Inter-iter dependencies cycles | 0 |
| FE+BE cycles (UFS) | NA |
| Stall cycles (UFS) | NA |
| Nb insns | 10.00 |
| Nb uops | 10.00 |
| Nb loads | 2.00 |
| Nb stores | 2.00 |
| Nb stack references | 3.00 |
| FLOP/cycle | 0.00 |
| Nb FLOP add-sub | 0.00 |
| Nb FLOP mul | 0.00 |
| Nb FLOP fma | 0.00 |
| Nb FLOP div | 0.00 |
| Nb FLOP rcp | 0.00 |
| Nb FLOP sqrt | 0.00 |
| Nb FLOP rsqrt | 0.00 |
| Bytes/cycle | 8.00 |
| Bytes prefetched | 0.00 |
| Bytes loaded | 8.00 |
| Bytes stored | 12.00 |
| Stride 0 | 0.00 |
| Stride 1 | 0.00 |
| Stride n | 0.00 |
| Stride unknown | 2.00 |
| Stride indirect | 0.00 |
| Vectorization ratio all | 0.00 |
| Vectorization ratio load | NA |
| Vectorization ratio store | 0.00 |
| Vectorization ratio mul | NA |
| Vectorization ratio add_sub | 0.00 |
| Vectorization ratio fma | NA |
| Vectorization ratio div_sqrt | NA |
| Vectorization ratio other | NA |
| Vector-efficiency ratio all | 10.42 |
| Vector-efficiency ratio load | NA |
| Vector-efficiency ratio store | 9.38 |
| Vector-efficiency ratio mul | NA |
| Vector-efficiency ratio add_sub | 12.50 |
| Vector-efficiency ratio fma | NA |
| Vector-efficiency ratio div_sqrt | NA |
| Vector-efficiency ratio other | NA |
| Path / |
| Function | main |
| Source file and lines | attention.cpp:26-193 |
| Module | attention-avx512 |
| nb instructions | 10 |
| nb uops | 10 |
| loop length | 32 |
| used x86 registers | 4 |
| used mmx registers | 0 |
| used xmm registers | 0 |
| used ymm registers | 0 |
| used zmm registers | 0 |
| nb stack references | 3 |
| micro-operation queue | 2.50 cycles |
| front end | 2.50 cycles |
| P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | |
|---|---|---|---|---|---|---|---|---|
| uops | 1.50 | 1.50 | 1.33 | 1.33 | 2.00 | 1.50 | 1.50 | 1.33 |
| cycles | 1.50 | 1.75 | 1.33 | 1.33 | 2.00 | 1.50 | 1.50 | 1.33 |
| Cycles executing div or sqrt instructions | NA |
| Longest recurrence chain latency (RecMII) | 0.00 |
| Front-end | 2.50 |
| Dispatch | 2.00 |
| Data deps. | 0.00 |
| Overall L1 | 2.50 |
| all | 0% |
| load | NA (no load vectorizable/vectorized instructions) |
| store | 0% |
| mul | NA (no mul vectorizable/vectorized instructions) |
| add-sub | 0% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
| other | NA (no other vectorizable/vectorized instructions) |
| all | 10% |
| load | NA (no load vectorizable/vectorized instructions) |
| store | 9% |
| mul | NA (no mul vectorizable/vectorized instructions) |
| add-sub | 12% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
| other | NA (no other vectorizable/vectorized instructions) |
| Instruction | Nb FU | P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | Latency | Recip. throughput | Vectorization |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MOV 0x40(%RSP),%EAX | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | N/A |
| INC %EAX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| ADD %R12,%R10 | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (12.5%) |
| CMP 0x18(%RSP),%EAX | 1 | 0.25 | 0.25 | 0.50 | 0.50 | 0 | 0.25 | 0.25 | 0 | 1 | 0.50 | N/A |
| JE 3d20 <main+0x1730> | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0.50-1 | N/A |
| MOV %EAX,0x40(%RSP) | 1 | 0 | 0 | 0.33 | 0.33 | 1 | 0 | 0 | 0.33 | 3 | 1 | scal (6.3%) |
| IMUL %R12D,%EAX | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | N/A |
| MOV %RAX,0x30(%RSP) | 1 | 0 | 0 | 0.33 | 0.33 | 1 | 0 | 0 | 0.33 | 3 | 1 | scal (12.5%) |
| XOR %EAX,%EAX | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | N/A |
| JMP 3d98 <main+0x17a8> | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1-2 | N/A |
| Function | main |
| Source file and lines | attention.cpp:26-193 |
| Module | attention-avx512 |
| nb instructions | 10 |
| nb uops | 10 |
| loop length | 32 |
| used x86 registers | 4 |
| used mmx registers | 0 |
| used xmm registers | 0 |
| used ymm registers | 0 |
| used zmm registers | 0 |
| nb stack references | 3 |
| micro-operation queue | 2.50 cycles |
| front end | 2.50 cycles |
| P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | |
|---|---|---|---|---|---|---|---|---|
| uops | 1.50 | 1.50 | 1.33 | 1.33 | 2.00 | 1.50 | 1.50 | 1.33 |
| cycles | 1.50 | 1.75 | 1.33 | 1.33 | 2.00 | 1.50 | 1.50 | 1.33 |
| Cycles executing div or sqrt instructions | NA |
| Longest recurrence chain latency (RecMII) | 0.00 |
| Front-end | 2.50 |
| Dispatch | 2.00 |
| Data deps. | 0.00 |
| Overall L1 | 2.50 |
| all | 0% |
| load | NA (no load vectorizable/vectorized instructions) |
| store | 0% |
| mul | NA (no mul vectorizable/vectorized instructions) |
| add-sub | 0% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
| other | NA (no other vectorizable/vectorized instructions) |
| all | 10% |
| load | NA (no load vectorizable/vectorized instructions) |
| store | 9% |
| mul | NA (no mul vectorizable/vectorized instructions) |
| add-sub | 12% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
| other | NA (no other vectorizable/vectorized instructions) |
| Instruction | Nb FU | P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | Latency | Recip. throughput | Vectorization |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MOV 0x40(%RSP),%EAX | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | N/A |
| INC %EAX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| ADD %R12,%R10 | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (12.5%) |
| CMP 0x18(%RSP),%EAX | 1 | 0.25 | 0.25 | 0.50 | 0.50 | 0 | 0.25 | 0.25 | 0 | 1 | 0.50 | N/A |
| JE 3d20 <main+0x1730> | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0.50-1 | N/A |
| MOV %EAX,0x40(%RSP) | 1 | 0 | 0 | 0.33 | 0.33 | 1 | 0 | 0 | 0.33 | 3 | 1 | scal (6.3%) |
| IMUL %R12D,%EAX | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | N/A |
| MOV %RAX,0x30(%RSP) | 1 | 0 | 0 | 0.33 | 0.33 | 1 | 0 | 0 | 0.33 | 3 | 1 | scal (12.5%) |
| XOR %EAX,%EAX | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | N/A |
| JMP 3d98 <main+0x17a8> | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1-2 | N/A |
