# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py # RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -iterations=3 -timeline -register-file-stats < %s | FileCheck %s xor %rax, %rax mov %rax, %rbx mov %rbx, %rcx mov %rcx, %rdx mov %rdx, %rax # CHECK: Iterations: 3 # CHECK-NEXT: Instructions: 15 # CHECK-NEXT: Total Cycles: 15 # CHECK-NEXT: Total uOps: 15 # CHECK: Dispatch Width: 4 # CHECK-NEXT: uOps Per Cycle: 1.00 # CHECK-NEXT: IPC: 1.00 # CHECK-NEXT: Block RThroughput: 1.3 # CHECK: Instruction Info: # CHECK-NEXT: [1]: #uOps # CHECK-NEXT: [2]: Latency # CHECK-NEXT: [3]: RThroughput # CHECK-NEXT: [4]: MayLoad # CHECK-NEXT: [5]: MayStore # CHECK-NEXT: [6]: HasSideEffects (U) # CHECK: [1] [2] [3] [4] [5] [6] Instructions: # CHECK-NEXT: 1 0 0.25 xorq %rax, %rax # CHECK-NEXT: 1 1 0.33 movq %rax, %rbx # CHECK-NEXT: 1 1 0.33 movq %rbx, %rcx # CHECK-NEXT: 1 1 0.33 movq %rcx, %rdx # CHECK-NEXT: 1 1 0.33 movq %rdx, %rax # CHECK: Register File statistics: # CHECK-NEXT: Total number of mappings created: 18 # CHECK-NEXT: Max number of mappings used: 15 # CHECK: Resources: # CHECK-NEXT: [0] - SBDivider # CHECK-NEXT: [1] - SBFPDivider # CHECK-NEXT: [2] - SBPort0 # CHECK-NEXT: [3] - SBPort1 # CHECK-NEXT: [4] - SBPort4 # CHECK-NEXT: [5] - SBPort5 # CHECK-NEXT: [6.0] - SBPort23 # CHECK-NEXT: [6.1] - SBPort23 # CHECK: Resource pressure per iteration: # CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6.0] [6.1] # CHECK-NEXT: - - 1.33 1.33 - 1.33 - - # CHECK: Resource pressure by instruction: # CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6.0] [6.1] Instructions: # CHECK-NEXT: - - - - - - - - xorq %rax, %rax # CHECK-NEXT: - - 0.33 0.33 - 0.33 - - movq %rax, %rbx # CHECK-NEXT: - - 0.33 0.33 - 0.33 - - movq %rbx, %rcx # CHECK-NEXT: - - 0.33 0.33 - 0.33 - - movq %rcx, %rdx # CHECK-NEXT: - - 0.33 0.33 - 0.33 - - movq %rdx, %rax # CHECK: Timeline view: # CHECK-NEXT: 01234 # CHECK-NEXT: Index 0123456789 # CHECK: [0,0] DR . . . xorq %rax, %rax # CHECK-NEXT: [0,1] DeER . . . movq %rax, %rbx # CHECK-NEXT: [0,2] D=eER. . . movq %rbx, %rcx # CHECK-NEXT: [0,3] D==eER . . movq %rcx, %rdx # CHECK-NEXT: [0,4] .D==eER . . movq %rdx, %rax # CHECK-NEXT: [1,0] .D===ER . . xorq %rax, %rax # CHECK-NEXT: [1,1] .D===eER . . movq %rax, %rbx # CHECK-NEXT: [1,2] .D====eER . . movq %rbx, %rcx # CHECK-NEXT: [1,3] . D====eER. . movq %rcx, %rdx # CHECK-NEXT: [1,4] . D=====eER . movq %rdx, %rax # CHECK-NEXT: [2,0] . D======ER . xorq %rax, %rax # CHECK-NEXT: [2,1] . D======eER . movq %rax, %rbx # CHECK-NEXT: [2,2] . D======eER . movq %rbx, %rcx # CHECK-NEXT: [2,3] . D=======eER. movq %rcx, %rdx # CHECK-NEXT: [2,4] . D========eER movq %rdx, %rax # CHECK: Average Wait times (based on the timeline view): # CHECK-NEXT: [0]: Executions # CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue # CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready # CHECK-NEXT: [3]: Average time elapsed from WB until retire stage # CHECK: [0] [1] [2] [3] # CHECK-NEXT: 0. 3 3.7 0.0 0.0 xorq %rax, %rax # CHECK-NEXT: 1. 3 4.0 0.3 0.0 movq %rax, %rbx # CHECK-NEXT: 2. 3 4.7 0.0 0.0 movq %rbx, %rcx # CHECK-NEXT: 3. 3 5.3 0.0 0.0 movq %rcx, %rdx # CHECK-NEXT: 4. 3 6.0 0.0 0.0 movq %rdx, %rax # CHECK-NEXT: 3 4.7 0.1 0.0