| # NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py |
| # RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=btver2 -timeline -timeline-max-iterations=3 < %s | FileCheck %s |
| |
| # Code snippet taken from PR48024. |
| |
| stmxcsr -4(%rsp) |
| movl $-24577, %eax # imm = 0x9FFF |
| andl -4(%rsp), %eax |
| movl %eax, -8(%rsp) |
| ldmxcsr -8(%rsp) |
| retq |
| |
| # CHECK: Iterations: 100 |
| # CHECK-NEXT: Instructions: 600 |
| # CHECK-NEXT: Total Cycles: 704 |
| # CHECK-NEXT: Total uOps: 600 |
| |
| # CHECK: Dispatch Width: 2 |
| # CHECK-NEXT: uOps Per Cycle: 0.85 |
| # CHECK-NEXT: IPC: 0.85 |
| # CHECK-NEXT: Block RThroughput: 3.0 |
| |
| # 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 1.00 * U stmxcsr -4(%rsp) |
| # CHECK-NEXT: 1 1 0.50 movl $-24577, %eax |
| # CHECK-NEXT: 1 4 1.00 * andl -4(%rsp), %eax |
| # CHECK-NEXT: 1 1 1.00 * movl %eax, -8(%rsp) |
| # CHECK-NEXT: 1 3 1.00 * * U ldmxcsr -8(%rsp) |
| # CHECK-NEXT: 1 4 1.00 U retq |
| |
| # CHECK: Resources: |
| # CHECK-NEXT: [0] - JALU0 |
| # CHECK-NEXT: [1] - JALU1 |
| # CHECK-NEXT: [2] - JDiv |
| # CHECK-NEXT: [3] - JFPA |
| # CHECK-NEXT: [4] - JFPM |
| # CHECK-NEXT: [5] - JFPU0 |
| # CHECK-NEXT: [6] - JFPU1 |
| # CHECK-NEXT: [7] - JLAGU |
| # CHECK-NEXT: [8] - JMul |
| # CHECK-NEXT: [9] - JSAGU |
| # CHECK-NEXT: [10] - JSTC |
| # CHECK-NEXT: [11] - JVALU0 |
| # CHECK-NEXT: [12] - JVALU1 |
| # CHECK-NEXT: [13] - JVIMUL |
| |
| # CHECK: Resource pressure per iteration: |
| # CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] |
| # CHECK-NEXT: 1.50 1.50 - - - - - 3.00 - 2.00 - - - - |
| |
| # CHECK: Resource pressure by instruction: |
| # CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] Instructions: |
| # CHECK-NEXT: - - - - - - - - - 1.00 - - - - stmxcsr -4(%rsp) |
| # CHECK-NEXT: 0.50 0.50 - - - - - - - - - - - - movl $-24577, %eax |
| # CHECK-NEXT: 0.50 0.50 - - - - - 1.00 - - - - - - andl -4(%rsp), %eax |
| # CHECK-NEXT: - - - - - - - - - 1.00 - - - - movl %eax, -8(%rsp) |
| # CHECK-NEXT: - - - - - - - 1.00 - - - - - - ldmxcsr -8(%rsp) |
| # CHECK-NEXT: 0.50 0.50 - - - - - 1.00 - - - - - - retq |
| |
| # CHECK: Timeline view: |
| # CHECK-NEXT: 0123456789 |
| # CHECK-NEXT: Index 0123456789 01234 |
| |
| # CHECK: [0,0] DeER . . . . . stmxcsr -4(%rsp) |
| # CHECK-NEXT: [0,1] DeER . . . . . movl $-24577, %eax |
| # CHECK-NEXT: [0,2] .DeeeeER . . . . andl -4(%rsp), %eax |
| # CHECK-NEXT: [0,3] .D====eER . . . . movl %eax, -8(%rsp) |
| # CHECK-NEXT: [0,4] . D===eeeER . . . ldmxcsr -8(%rsp) |
| # CHECK-NEXT: [0,5] . DeeeeE--R . . . retq |
| # CHECK-NEXT: [1,0] . D=====eER . . . stmxcsr -4(%rsp) |
| # CHECK-NEXT: [1,1] . DeE-----R . . . movl $-24577, %eax |
| # CHECK-NEXT: [1,2] . D====eeeeER. . . andl -4(%rsp), %eax |
| # CHECK-NEXT: [1,3] . D========eER . . movl %eax, -8(%rsp) |
| # CHECK-NEXT: [1,4] . D=======eeeER . . ldmxcsr -8(%rsp) |
| # CHECK-NEXT: [1,5] . D=eeeeE-----R . . retq |
| # CHECK-NEXT: [2,0] . .D=========eER . . stmxcsr -4(%rsp) |
| # CHECK-NEXT: [2,1] . .DeE---------R . . movl $-24577, %eax |
| # CHECK-NEXT: [2,2] . . D========eeeeER . andl -4(%rsp), %eax |
| # CHECK-NEXT: [2,3] . . D============eER . movl %eax, -8(%rsp) |
| # CHECK-NEXT: [2,4] . . D===========eeeER ldmxcsr -8(%rsp) |
| # CHECK-NEXT: [2,5] . . D=eeeeE---------R retq |
| |
| # 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. 3 5.7 0.3 0.0 stmxcsr -4(%rsp) |
| # CHECK-NEXT: 1. 3 1.0 1.0 4.7 movl $-24577, %eax |
| # CHECK-NEXT: 2. 3 5.0 0.3 0.0 andl -4(%rsp), %eax |
| # CHECK-NEXT: 3. 3 9.0 0.0 0.0 movl %eax, -8(%rsp) |
| # CHECK-NEXT: 4. 3 8.0 0.0 0.0 ldmxcsr -8(%rsp) |
| # CHECK-NEXT: 5. 3 1.7 1.7 5.3 retq |
| # CHECK-NEXT: 3 5.1 0.6 1.7 <total> |
