# 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: 407
# CHECK-NEXT: Total uOps: 600
# CHECK: Dispatch Width: 2
# CHECK-NEXT: uOps Per Cycle: 1.47
# CHECK-NEXT: IPC: 1.47
# 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: 012345678
# CHECK-NEXT: Index 0123456789
# 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] . DeeeeE--R . . 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] . . DeeeeE---R . 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] . . DeeeeE----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 4.7 0.3 0.0 stmxcsr -4(%rsp)
# CHECK-NEXT: 1. 3 1.0 1.0 3.7 movl $-24577, %eax
# CHECK-NEXT: 2. 3 1.0 1.0 1.7 andl -4(%rsp), %eax
# CHECK-NEXT: 3. 3 6.0 0.7 0.0 movl %eax, -8(%rsp)
# CHECK-NEXT: 4. 3 5.0 0.0 0.0 ldmxcsr -8(%rsp)
# CHECK-NEXT: 5. 3 1.3 1.3 2.7 retq
# CHECK-NEXT: 3 3.2 0.7 1.3 <total>
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