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1# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py2# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=btver2 -timeline -timeline-max-iterations=3 -iterations=1500 < %s | FileCheck %s3 4# Perf stat reports an IPC of 1.97 for this block of code.5 6# The CMP instruction doesn't depend on the value of EAX. It can set the flags7# without having to read the inputs.8 9cmp %eax, %eax10cmovae %ebx, %eax11 12# CHECK: Iterations: 150013# CHECK-NEXT: Instructions: 300014# CHECK-NEXT: Total Cycles: 150415# CHECK-NEXT: Total uOps: 300016 17# CHECK: Dispatch Width: 218# CHECK-NEXT: uOps Per Cycle: 1.9919# CHECK-NEXT: IPC: 1.9920# CHECK-NEXT: Block RThroughput: 1.021 22# CHECK: Instruction Info:23# CHECK-NEXT: [1]: #uOps24# CHECK-NEXT: [2]: Latency25# CHECK-NEXT: [3]: RThroughput26# CHECK-NEXT: [4]: MayLoad27# CHECK-NEXT: [5]: MayStore28# CHECK-NEXT: [6]: HasSideEffects (U)29 30# CHECK: [1] [2] [3] [4] [5] [6] Instructions:31# CHECK-NEXT: 1 1 0.50 cmpl %eax, %eax32# CHECK-NEXT: 1 1 0.50 cmovael %ebx, %eax33 34# CHECK: Resources:35# CHECK-NEXT: [0] - JALU036# CHECK-NEXT: [1] - JALU137# CHECK-NEXT: [2] - JDiv38# CHECK-NEXT: [3] - JFPA39# CHECK-NEXT: [4] - JFPM40# CHECK-NEXT: [5] - JFPU041# CHECK-NEXT: [6] - JFPU142# CHECK-NEXT: [7] - JLAGU43# CHECK-NEXT: [8] - JMul44# CHECK-NEXT: [9] - JSAGU45# CHECK-NEXT: [10] - JSTC46# CHECK-NEXT: [11] - JVALU047# CHECK-NEXT: [12] - JVALU148# CHECK-NEXT: [13] - JVIMUL49 50# CHECK: Resource pressure per iteration:51# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13]52# CHECK-NEXT: 1.00 1.00 - - - - - - - - - - - -53 54# CHECK: Resource pressure by instruction:55# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] Instructions:56# CHECK-NEXT: - 1.00 - - - - - - - - - - - - cmpl %eax, %eax57# CHECK-NEXT: 1.00 - - - - - - - - - - - - - cmovael %ebx, %eax58 59# CHECK: Timeline view:60# CHECK-NEXT: Index 012345661 62# CHECK: [0,0] DeER .. cmpl %eax, %eax63# CHECK-NEXT: [0,1] D=eER.. cmovael %ebx, %eax64# CHECK-NEXT: [1,0] .DeER.. cmpl %eax, %eax65# CHECK-NEXT: [1,1] .D=eER. cmovael %ebx, %eax66# CHECK-NEXT: [2,0] . DeER. cmpl %eax, %eax67# CHECK-NEXT: [2,1] . D=eER cmovael %ebx, %eax68 69# CHECK: Average Wait times (based on the timeline view):70# CHECK-NEXT: [0]: Executions71# CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue72# CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready73# CHECK-NEXT: [3]: Average time elapsed from WB until retire stage74 75# CHECK: [0] [1] [2] [3]76# CHECK-NEXT: 0. 3 1.0 1.0 0.0 cmpl %eax, %eax77# CHECK-NEXT: 1. 3 2.0 0.0 0.0 cmovael %ebx, %eax78# CHECK-NEXT: 3 1.5 0.5 0.0 <total>79