1# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py 2# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=btver2 -timeline -timeline-max-iterations=3 < %s | FileCheck %s 3 4# Code snippet taken from PR48024. 5 6stmxcsr -4(%rsp) 7movl $-24577, %eax # imm = 0x9FFF 8andl -4(%rsp), %eax 9movl %eax, -8(%rsp) 10ldmxcsr -8(%rsp) 11retq 12 13# CHECK: Iterations: 100 14# CHECK-NEXT: Instructions: 600 15# CHECK-NEXT: Total Cycles: 704 16# CHECK-NEXT: Total uOps: 600 17 18# CHECK: Dispatch Width: 2 19# CHECK-NEXT: uOps Per Cycle: 0.85 20# CHECK-NEXT: IPC: 0.85 21# CHECK-NEXT: Block RThroughput: 3.0 22 23# CHECK: Instruction Info: 24# CHECK-NEXT: [1]: #uOps 25# CHECK-NEXT: [2]: Latency 26# CHECK-NEXT: [3]: RThroughput 27# CHECK-NEXT: [4]: MayLoad 28# CHECK-NEXT: [5]: MayStore 29# CHECK-NEXT: [6]: HasSideEffects (U) 30 31# CHECK: [1] [2] [3] [4] [5] [6] Instructions: 32# CHECK-NEXT: 1 1 1.00 * U stmxcsr -4(%rsp) 33# CHECK-NEXT: 1 1 0.50 movl $-24577, %eax 34# CHECK-NEXT: 1 4 1.00 * andl -4(%rsp), %eax 35# CHECK-NEXT: 1 1 1.00 * movl %eax, -8(%rsp) 36# CHECK-NEXT: 1 3 1.00 * U ldmxcsr -8(%rsp) 37# CHECK-NEXT: 1 4 1.00 U retq 38 39# CHECK: Resources: 40# CHECK-NEXT: [0] - JALU0 41# CHECK-NEXT: [1] - JALU1 42# CHECK-NEXT: [2] - JDiv 43# CHECK-NEXT: [3] - JFPA 44# CHECK-NEXT: [4] - JFPM 45# CHECK-NEXT: [5] - JFPU0 46# CHECK-NEXT: [6] - JFPU1 47# CHECK-NEXT: [7] - JLAGU 48# CHECK-NEXT: [8] - JMul 49# CHECK-NEXT: [9] - JSAGU 50# CHECK-NEXT: [10] - JSTC 51# CHECK-NEXT: [11] - JVALU0 52# CHECK-NEXT: [12] - JVALU1 53# CHECK-NEXT: [13] - JVIMUL 54 55# CHECK: Resource pressure per iteration: 56# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] 57# CHECK-NEXT: 1.50 1.50 - - - - - 3.00 - 2.00 - - - - 58 59# CHECK: Resource pressure by instruction: 60# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] Instructions: 61# CHECK-NEXT: - - - - - - - - - 1.00 - - - - stmxcsr -4(%rsp) 62# CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - movl $-24577, %eax 63# CHECK-NEXT: 0.50 0.50 - - - - - 1.00 - - - - - - andl -4(%rsp), %eax 64# CHECK-NEXT: - - - - - - - - - 1.00 - - - - movl %eax, -8(%rsp) 65# CHECK-NEXT: - - - - - - - 1.00 - - - - - - ldmxcsr -8(%rsp) 66# CHECK-NEXT: 0.50 0.50 - - - - - 1.00 - - - - - - retq 67 68# CHECK: Timeline view: 69# CHECK-NEXT: 0123456789 70# CHECK-NEXT: Index 0123456789 01234 71 72# CHECK: [0,0] DeER . . . . . stmxcsr -4(%rsp) 73# CHECK-NEXT: [0,1] DeER . . . . . movl $-24577, %eax 74# CHECK-NEXT: [0,2] .DeeeeER . . . . andl -4(%rsp), %eax 75# CHECK-NEXT: [0,3] .D====eER . . . . movl %eax, -8(%rsp) 76# CHECK-NEXT: [0,4] . D===eeeER . . . ldmxcsr -8(%rsp) 77# CHECK-NEXT: [0,5] . DeeeeE--R . . . retq 78# CHECK-NEXT: [1,0] . D===eE--R . . . stmxcsr -4(%rsp) 79# CHECK-NEXT: [1,1] . DeE-----R . . . movl $-24577, %eax 80# CHECK-NEXT: [1,2] . D====eeeeER. . . andl -4(%rsp), %eax 81# CHECK-NEXT: [1,3] . D========eER . . movl %eax, -8(%rsp) 82# CHECK-NEXT: [1,4] . D=======eeeER . . ldmxcsr -8(%rsp) 83# CHECK-NEXT: [1,5] . D=eeeeE-----R . . retq 84# CHECK-NEXT: [2,0] . .D=======eE--R . . stmxcsr -4(%rsp) 85# CHECK-NEXT: [2,1] . .DeE---------R . . movl $-24577, %eax 86# CHECK-NEXT: [2,2] . . D========eeeeER . andl -4(%rsp), %eax 87# CHECK-NEXT: [2,3] . . D============eER . movl %eax, -8(%rsp) 88# CHECK-NEXT: [2,4] . . D===========eeeER ldmxcsr -8(%rsp) 89# CHECK-NEXT: [2,5] . . D=eeeeE---------R retq 90 91# CHECK: Average Wait times (based on the timeline view): 92# CHECK-NEXT: [0]: Executions 93# CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue 94# CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready 95# CHECK-NEXT: [3]: Average time elapsed from WB until retire stage 96 97# CHECK: [0] [1] [2] [3] 98# CHECK-NEXT: 0. 3 4.3 1.0 1.3 stmxcsr -4(%rsp) 99# CHECK-NEXT: 1. 3 1.0 1.0 4.7 movl $-24577, %eax 100# CHECK-NEXT: 2. 3 5.0 0.3 0.0 andl -4(%rsp), %eax 101# CHECK-NEXT: 3. 3 9.0 0.0 0.0 movl %eax, -8(%rsp) 102# CHECK-NEXT: 4. 3 8.0 0.0 0.0 ldmxcsr -8(%rsp) 103# CHECK-NEXT: 5. 3 1.7 1.7 5.3 retq 104# CHECK-NEXT: 3 4.8 0.7 1.9 <total> 105