1# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py 2# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=btver2 -register-file-size=5 -iterations=2 -dispatch-stats -register-file-stats -timeline < %s | FileCheck %s 3 4idiv %eax 5 6# CHECK: Iterations: 2 7# CHECK-NEXT: Instructions: 2 8# CHECK-NEXT: Total Cycles: 55 9# CHECK-NEXT: Total uOps: 4 10 11# CHECK: Dispatch Width: 2 12# CHECK-NEXT: uOps Per Cycle: 0.07 13# CHECK-NEXT: IPC: 0.04 14# CHECK-NEXT: Block RThroughput: 25.0 15 16# CHECK: Instruction Info: 17# CHECK-NEXT: [1]: #uOps 18# CHECK-NEXT: [2]: Latency 19# CHECK-NEXT: [3]: RThroughput 20# CHECK-NEXT: [4]: MayLoad 21# CHECK-NEXT: [5]: MayStore 22# CHECK-NEXT: [6]: HasSideEffects (U) 23 24# CHECK: [1] [2] [3] [4] [5] [6] Instructions: 25# CHECK-NEXT: 2 25 25.00 U idivl %eax 26 27# CHECK: Dynamic Dispatch Stall Cycles: 28# CHECK-NEXT: RAT - Register unavailable: 26 (47.3%) 29# CHECK-NEXT: RCU - Retire tokens unavailable: 0 30# CHECK-NEXT: SCHEDQ - Scheduler full: 0 31# CHECK-NEXT: LQ - Load queue full: 0 32# CHECK-NEXT: SQ - Store queue full: 0 33# CHECK-NEXT: GROUP - Static restrictions on the dispatch group: 0 34# CHECK-NEXT: USH - Uncategorised Structural Hazard: 0 35 36# CHECK: Dispatch Logic - number of cycles where we saw N micro opcodes dispatched: 37# CHECK-NEXT: [# dispatched], [# cycles] 38# CHECK-NEXT: 0, 53 (96.4%) 39# CHECK-NEXT: 2, 2 (3.6%) 40 41# CHECK: Register File statistics: 42# CHECK-NEXT: Total number of mappings created: 6 43# CHECK-NEXT: Max number of mappings used: 3 44 45# CHECK: * Register File #1 -- JFpuPRF: 46# CHECK-NEXT: Number of physical registers: 72 47# CHECK-NEXT: Total number of mappings created: 0 48# CHECK-NEXT: Max number of mappings used: 0 49 50# CHECK: * Register File #2 -- JIntegerPRF: 51# CHECK-NEXT: Number of physical registers: 64 52# CHECK-NEXT: Total number of mappings created: 6 53# CHECK-NEXT: Max number of mappings used: 3 54 55# CHECK: Resources: 56# CHECK-NEXT: [0] - JALU0 57# CHECK-NEXT: [1] - JALU1 58# CHECK-NEXT: [2] - JDiv 59# CHECK-NEXT: [3] - JFPA 60# CHECK-NEXT: [4] - JFPM 61# CHECK-NEXT: [5] - JFPU0 62# CHECK-NEXT: [6] - JFPU1 63# CHECK-NEXT: [7] - JLAGU 64# CHECK-NEXT: [8] - JMul 65# CHECK-NEXT: [9] - JSAGU 66# CHECK-NEXT: [10] - JSTC 67# CHECK-NEXT: [11] - JVALU0 68# CHECK-NEXT: [12] - JVALU1 69# CHECK-NEXT: [13] - JVIMUL 70 71# CHECK: Resource pressure per iteration: 72# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] 73# CHECK-NEXT: - 1.00 25.00 - - - - - - - - - - - 74 75# CHECK: Resource pressure by instruction: 76# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] Instructions: 77# CHECK-NEXT: - 1.00 25.00 - - - - - - - - - - - idivl %eax 78 79# CHECK: Timeline view: 80# CHECK-NEXT: 0123456789 0123456789 01234 81# CHECK-NEXT: Index 0123456789 0123456789 0123456789 82 83# CHECK: [0,0] DeeeeeeeeeeeeeeeeeeeeeeeeeER . . . . . . idivl %eax 84# CHECK-NEXT: [1,0] . . . . . . DeeeeeeeeeeeeeeeeeeeeeeeeeER idivl %eax 85 86# CHECK: Average Wait times (based on the timeline view): 87# CHECK-NEXT: [0]: Executions 88# CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue 89# CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready 90# CHECK-NEXT: [3]: Average time elapsed from WB until retire stage 91 92# CHECK: [0] [1] [2] [3] 93# CHECK-NEXT: 0. 2 1.0 1.0 0.0 idivl %eax 94