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