# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py # RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=znver3 -iterations=1500 -timeline -timeline-max-iterations=6 < %s | FileCheck %s # The ILP is limited by the false dependency on %dx. So, the mov cannot execute # in parallel with the add. add %cx, %dx mov %ax, %dx xor %bx, %dx # CHECK: Iterations: 1500 # CHECK-NEXT: Instructions: 4500 # CHECK-NEXT: Total Cycles: 4503 # CHECK-NEXT: Total uOps: 4500 # CHECK: Dispatch Width: 6 # CHECK-NEXT: uOps Per Cycle: 1.00 # CHECK-NEXT: IPC: 1.00 # CHECK-NEXT: Block RThroughput: 1.5 # 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 1 0.25 addw %cx, %dx # CHECK-NEXT: 1 1 1.00 movw %ax, %dx # CHECK-NEXT: 1 1 0.25 xorw %bx, %dx # CHECK: Resources: # CHECK-NEXT: [0] - Zn3AGU0 # CHECK-NEXT: [1] - Zn3AGU1 # CHECK-NEXT: [2] - Zn3AGU2 # CHECK-NEXT: [3] - Zn3ALU0 # CHECK-NEXT: [4] - Zn3ALU1 # CHECK-NEXT: [5] - Zn3ALU2 # CHECK-NEXT: [6] - Zn3ALU3 # CHECK-NEXT: [7] - Zn3BRU1 # CHECK-NEXT: [8] - Zn3FPP0 # CHECK-NEXT: [9] - Zn3FPP1 # CHECK-NEXT: [10] - Zn3FPP2 # CHECK-NEXT: [11] - Zn3FPP3 # CHECK-NEXT: [12.0] - Zn3FPP45 # CHECK-NEXT: [12.1] - Zn3FPP45 # CHECK-NEXT: [13] - Zn3FPSt # CHECK-NEXT: [14.0] - Zn3LSU # CHECK-NEXT: [14.1] - Zn3LSU # CHECK-NEXT: [14.2] - Zn3LSU # CHECK-NEXT: [15.0] - Zn3Load # CHECK-NEXT: [15.1] - Zn3Load # CHECK-NEXT: [15.2] - Zn3Load # CHECK-NEXT: [16.0] - Zn3Store # CHECK-NEXT: [16.1] - Zn3Store # CHECK: Resource pressure per iteration: # CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12.0] [12.1] [13] [14.0] [14.1] [14.2] [15.0] [15.1] [15.2] [16.0] [16.1] # CHECK-NEXT: - - - 1.50 1.50 1.50 1.50 - - - - - - - - - - - - - - - - # CHECK: Resource pressure by instruction: # CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12.0] [12.1] [13] [14.0] [14.1] [14.2] [15.0] [15.1] [15.2] [16.0] [16.1] Instructions: # CHECK-NEXT: - - - 0.25 0.25 0.25 0.25 - - - - - - - - - - - - - - - - addw %cx, %dx # CHECK-NEXT: - - - 1.00 1.00 1.00 1.00 - - - - - - - - - - - - - - - - movw %ax, %dx # CHECK-NEXT: - - - 0.25 0.25 0.25 0.25 - - - - - - - - - - - - - - - - xorw %bx, %dx # CHECK: Timeline view: # CHECK-NEXT: 0123456789 # CHECK-NEXT: Index 0123456789 0 # CHECK: [0,0] DeER . . . . addw %cx, %dx # CHECK-NEXT: [0,1] D=eER. . . . movw %ax, %dx # CHECK-NEXT: [0,2] D==eER . . . xorw %bx, %dx # CHECK-NEXT: [1,0] D===eER . . . addw %cx, %dx # CHECK-NEXT: [1,1] D====eER . . . movw %ax, %dx # CHECK-NEXT: [1,2] D=====eER . . . xorw %bx, %dx # CHECK-NEXT: [2,0] .D=====eER. . . addw %cx, %dx # CHECK-NEXT: [2,1] .D======eER . . movw %ax, %dx # CHECK-NEXT: [2,2] .D=======eER . . xorw %bx, %dx # CHECK-NEXT: [3,0] .D========eER . . addw %cx, %dx # CHECK-NEXT: [3,1] .D=========eER . . movw %ax, %dx # CHECK-NEXT: [3,2] .D==========eER. . xorw %bx, %dx # CHECK-NEXT: [4,0] . D==========eER . addw %cx, %dx # CHECK-NEXT: [4,1] . D===========eER . movw %ax, %dx # CHECK-NEXT: [4,2] . D============eER . xorw %bx, %dx # CHECK-NEXT: [5,0] . D=============eER . addw %cx, %dx # CHECK-NEXT: [5,1] . D==============eER. movw %ax, %dx # CHECK-NEXT: [5,2] . D===============eER xorw %bx, %dx # 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. 6 7.5 0.2 0.0 addw %cx, %dx # CHECK-NEXT: 1. 6 8.5 0.0 0.0 movw %ax, %dx # CHECK-NEXT: 2. 6 9.5 0.0 0.0 xorw %bx, %dx # CHECK-NEXT: 6 8.5 0.1 0.0