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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=x86-64 -iterations=1500 -timeline -timeline-max-iterations=3 < %s | FileCheck %s3 4# Each lzcnt has a false dependency on %ecx; the first lzcnt has to wait on the5# imul. However, the folded load can start immediately.6# The last lzcnt has a false dependency on %cx. However, even in this case, the7# folded load can start immediately.8 9imul %edx, %ecx10lzcnt (%rsp), %cx11lzcnt 2(%rsp), %cx12 13# CHECK: Iterations: 150014# CHECK-NEXT: Instructions: 450015# CHECK-NEXT: Total Cycles: 451016# CHECK-NEXT: Total uOps: 750017 18# CHECK: Dispatch Width: 419# CHECK-NEXT: uOps Per Cycle: 1.6620# CHECK-NEXT: IPC: 1.0021# CHECK-NEXT: Block RThroughput: 3.022 23# CHECK: Instruction Info:24# CHECK-NEXT: [1]: #uOps25# CHECK-NEXT: [2]: Latency26# CHECK-NEXT: [3]: RThroughput27# CHECK-NEXT: [4]: MayLoad28# CHECK-NEXT: [5]: MayStore29# CHECK-NEXT: [6]: HasSideEffects (U)30 31# CHECK: [1] [2] [3] [4] [5] [6] Instructions:32# CHECK-NEXT: 1 3 1.00 imull %edx, %ecx33# CHECK-NEXT: 2 8 1.00 * lzcntw (%rsp), %cx34# CHECK-NEXT: 2 8 1.00 * lzcntw 2(%rsp), %cx35 36# CHECK: Resources:37# CHECK-NEXT: [0] - SBDivider38# CHECK-NEXT: [1] - SBFPDivider39# CHECK-NEXT: [2] - SBPort040# CHECK-NEXT: [3] - SBPort141# CHECK-NEXT: [4] - SBPort442# CHECK-NEXT: [5] - SBPort543# CHECK-NEXT: [6.0] - SBPort2344# CHECK-NEXT: [6.1] - SBPort2345 46# CHECK: Resource pressure per iteration:47# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6.0] [6.1]48# CHECK-NEXT: - - - 3.00 - - 1.00 1.0049 50# CHECK: Resource pressure by instruction:51# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6.0] [6.1] Instructions:52# CHECK-NEXT: - - - 1.00 - - - - imull %edx, %ecx53# CHECK-NEXT: - - - 1.00 - - - 1.00 lzcntw (%rsp), %cx54# CHECK-NEXT: - - - 1.00 - - 1.00 - lzcntw 2(%rsp), %cx55 56# CHECK: Timeline view:57# CHECK-NEXT: 01234567858# CHECK-NEXT: Index 012345678959 60# CHECK: [0,0] DeeeER . . . imull %edx, %ecx61# CHECK-NEXT: [0,1] D=eeeeeeeeER . . lzcntw (%rsp), %cx62# CHECK-NEXT: [0,2] .D=eeeeeeeeER . . lzcntw 2(%rsp), %cx63# CHECK-NEXT: [1,0] .D=========eeeER . imull %edx, %ecx64# CHECK-NEXT: [1,1] . D=eeeeeeeeE--R . lzcntw (%rsp), %cx65# CHECK-NEXT: [1,2] . D==eeeeeeeeE-R . lzcntw 2(%rsp), %cx66# CHECK-NEXT: [2,0] . D==========eeeER imull %edx, %ecx67# CHECK-NEXT: [2,1] . D==eeeeeeeeE---R lzcntw (%rsp), %cx68# CHECK-NEXT: [2,2] . D==eeeeeeeeE--R lzcntw 2(%rsp), %cx69 70# CHECK: Average Wait times (based on the timeline view):71# CHECK-NEXT: [0]: Executions72# CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue73# CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready74# CHECK-NEXT: [3]: Average time elapsed from WB until retire stage75 76# CHECK: [0] [1] [2] [3]77# CHECK-NEXT: 0. 3 7.3 0.3 0.0 imull %edx, %ecx78# CHECK-NEXT: 1. 3 2.3 2.3 1.7 lzcntw (%rsp), %cx79# CHECK-NEXT: 2. 3 2.7 2.7 1.0 lzcntw 2(%rsp), %cx80# CHECK-NEXT: 3 4.1 1.8 0.9 <total>81