104 lines
5.3 KiB
ArmAsm
104 lines
5.3 KiB
ArmAsm
# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
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# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=bdver2 -timeline -timeline-max-iterations=3 -iterations=1500 < %s | FileCheck %s
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# perf stat reports an IPC of 2.00 for this block of code.
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# All of the vector packed compares from this test are dependency breaking
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# instructions. That means, there is no RAW dependency between any of the
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# instructions, and the code can be fully parallelized in hardware.
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vpcmpeqb %xmm0, %xmm0, %xmm1
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vpcmpeqw %xmm1, %xmm1, %xmm2
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vpcmpeqd %xmm2, %xmm2, %xmm3
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vpcmpeqq %xmm3, %xmm3, %xmm0
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# CHECK: Iterations: 1500
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# CHECK-NEXT: Instructions: 6000
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# CHECK-NEXT: Total Cycles: 6003
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# CHECK-NEXT: Total uOps: 6000
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# CHECK: Dispatch Width: 4
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# CHECK-NEXT: uOps Per Cycle: 1.00
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# CHECK-NEXT: IPC: 1.00
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# CHECK-NEXT: Block RThroughput: 4.0
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# CHECK: Instruction Info:
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# CHECK-NEXT: [1]: #uOps
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# CHECK-NEXT: [2]: Latency
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# CHECK-NEXT: [3]: RThroughput
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# CHECK-NEXT: [4]: MayLoad
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# CHECK-NEXT: [5]: MayStore
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# CHECK-NEXT: [6]: HasSideEffects (U)
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# CHECK: [1] [2] [3] [4] [5] [6] Instructions:
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# CHECK-NEXT: 1 2 1.00 vpcmpeqb %xmm0, %xmm0, %xmm1
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# CHECK-NEXT: 1 2 1.00 vpcmpeqw %xmm1, %xmm1, %xmm2
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# CHECK-NEXT: 1 2 1.00 vpcmpeqd %xmm2, %xmm2, %xmm3
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# CHECK-NEXT: 1 2 1.00 vpcmpeqq %xmm3, %xmm3, %xmm0
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# CHECK: Resources:
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# CHECK-NEXT: [0.0] - PdAGLU01
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# CHECK-NEXT: [0.1] - PdAGLU01
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# CHECK-NEXT: [1] - PdBranch
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# CHECK-NEXT: [2] - PdCount
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# CHECK-NEXT: [3] - PdDiv
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# CHECK-NEXT: [4] - PdEX0
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# CHECK-NEXT: [5] - PdEX1
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# CHECK-NEXT: [6] - PdFPCVT
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# CHECK-NEXT: [7.0] - PdFPFMA
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# CHECK-NEXT: [7.1] - PdFPFMA
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# CHECK-NEXT: [8.0] - PdFPMAL
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# CHECK-NEXT: [8.1] - PdFPMAL
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# CHECK-NEXT: [9] - PdFPMMA
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# CHECK-NEXT: [10] - PdFPSTO
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# CHECK-NEXT: [11] - PdFPU0
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# CHECK-NEXT: [12] - PdFPU1
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# CHECK-NEXT: [13] - PdFPU2
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# CHECK-NEXT: [14] - PdFPU3
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# CHECK-NEXT: [15] - PdFPXBR
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# CHECK-NEXT: [16.0] - PdLoad
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# CHECK-NEXT: [16.1] - PdLoad
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# CHECK-NEXT: [17] - PdMul
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# CHECK-NEXT: [18] - PdStore
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# CHECK: Resource pressure per iteration:
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# CHECK-NEXT: [0.0] [0.1] [1] [2] [3] [4] [5] [6] [7.0] [7.1] [8.0] [8.1] [9] [10] [11] [12] [13] [14] [15] [16.0] [16.1] [17] [18]
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# CHECK-NEXT: - - - - - - - - - - 4.00 4.00 - - 2.00 2.00 - - - - - - -
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# CHECK: Resource pressure by instruction:
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# CHECK-NEXT: [0.0] [0.1] [1] [2] [3] [4] [5] [6] [7.0] [7.1] [8.0] [8.1] [9] [10] [11] [12] [13] [14] [15] [16.0] [16.1] [17] [18] Instructions:
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# CHECK-NEXT: - - - - - - - - - - - 2.00 - - - 1.00 - - - - - - - vpcmpeqb %xmm0, %xmm0, %xmm1
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# CHECK-NEXT: - - - - - - - - - - - 2.00 - - - 1.00 - - - - - - - vpcmpeqw %xmm1, %xmm1, %xmm2
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# CHECK-NEXT: - - - - - - - - - - 2.00 - - - 1.00 - - - - - - - - vpcmpeqd %xmm2, %xmm2, %xmm3
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# CHECK-NEXT: - - - - - - - - - - 2.00 - - - 1.00 - - - - - - - - vpcmpeqq %xmm3, %xmm3, %xmm0
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# CHECK: Timeline view:
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# CHECK-NEXT: 01234
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# CHECK-NEXT: Index 0123456789
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# CHECK: [0,0] DeeER. . . vpcmpeqb %xmm0, %xmm0, %xmm1
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# CHECK-NEXT: [0,1] D==eeER . . vpcmpeqw %xmm1, %xmm1, %xmm2
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# CHECK-NEXT: [0,2] DeeE--R . . vpcmpeqd %xmm2, %xmm2, %xmm3
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# CHECK-NEXT: [0,3] D==eeER . . vpcmpeqq %xmm3, %xmm3, %xmm0
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# CHECK-NEXT: [1,0] .D===eeER . . vpcmpeqb %xmm0, %xmm0, %xmm1
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# CHECK-NEXT: [1,1] .D=====eeER . vpcmpeqw %xmm1, %xmm1, %xmm2
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# CHECK-NEXT: [1,2] .D===eeE--R . vpcmpeqd %xmm2, %xmm2, %xmm3
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# CHECK-NEXT: [1,3] .D=====eeER . vpcmpeqq %xmm3, %xmm3, %xmm0
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# CHECK-NEXT: [2,0] . D======eeER . vpcmpeqb %xmm0, %xmm0, %xmm1
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# CHECK-NEXT: [2,1] . D========eeER vpcmpeqw %xmm1, %xmm1, %xmm2
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# CHECK-NEXT: [2,2] . D======eeE--R vpcmpeqd %xmm2, %xmm2, %xmm3
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# CHECK-NEXT: [2,3] . D========eeER vpcmpeqq %xmm3, %xmm3, %xmm0
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# CHECK: Average Wait times (based on the timeline view):
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# CHECK-NEXT: [0]: Executions
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# CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue
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# CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready
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# CHECK-NEXT: [3]: Average time elapsed from WB until retire stage
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# CHECK: [0] [1] [2] [3]
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# CHECK-NEXT: 0. 3 4.0 4.0 0.0 vpcmpeqb %xmm0, %xmm0, %xmm1
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# CHECK-NEXT: 1. 3 6.0 6.0 0.0 vpcmpeqw %xmm1, %xmm1, %xmm2
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# CHECK-NEXT: 2. 3 4.0 4.0 2.0 vpcmpeqd %xmm2, %xmm2, %xmm3
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# CHECK-NEXT: 3. 3 6.0 0.0 0.0 vpcmpeqq %xmm3, %xmm3, %xmm0
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# CHECK-NEXT: 3 5.0 3.5 0.5 <total>
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