From: Roman Lebedev Date: Mon, 10 May 2021 17:48:41 +0000 (+0300) Subject: [NFC][X86][MCA] AMD Zen 3: add tests for sub-32-bit CMP dep breaking X-Git-Tag: llvmorg-14-init~7147 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ecff974b66a5b365c7834fe4cd8309b36859437c;p=platform%2Fupstream%2Fllvm.git [NFC][X86][MCA] AMD Zen 3: add tests for sub-32-bit CMP dep breaking --- diff --git a/llvm/test/tools/llvm-mca/X86/Znver3/dependency-breaking-gpr.s b/llvm/test/tools/llvm-mca/X86/Znver3/dependency-breaking-gpr.s index cf8d900..5fc7988 100644 --- a/llvm/test/tools/llvm-mca/X86/Znver3/dependency-breaking-gpr.s +++ b/llvm/test/tools/llvm-mca/X86/Znver3/dependency-breaking-gpr.s @@ -23,6 +23,18 @@ cmpq %rax, %rax cmovaeq %rax, %rcx # LLVM-MCA-END +# LLVM-MCA-BEGIN +mulxl %eax, %eax, %eax +cmpw %ax, %ax +cmovael %eax, %ecx +# LLVM-MCA-END + +# LLVM-MCA-BEGIN +mulxl %eax, %eax, %eax +cmpb %al, %al +cmovael %eax, %ecx +# LLVM-MCA-END + # CHECK: [0] Code Region # CHECK: Iterations: 1000 @@ -342,3 +354,169 @@ cmovaeq %rax, %rcx # CHECK-NEXT: 1. 2 0.0 0.0 6.5 cmpq %rax, %rax # CHECK-NEXT: 2. 2 6.5 0.0 0.0 cmovaeq %rax, %rcx # CHECK-NEXT: 2 3.2 0.2 2.2 + +# CHECK: [4] Code Region + +# CHECK: Iterations: 1000 +# CHECK-NEXT: Instructions: 3000 +# CHECK-NEXT: Total Cycles: 4005 +# CHECK-NEXT: Total uOps: 4000 + +# CHECK: Dispatch Width: 6 +# CHECK-NEXT: uOps Per Cycle: 1.00 +# CHECK-NEXT: IPC: 0.75 +# CHECK-NEXT: Block RThroughput: 1.0 + +# 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: 2 4 1.00 mulxl %eax, %eax, %eax +# CHECK-NEXT: 1 1 0.25 cmpw %ax, %ax +# CHECK-NEXT: 1 1 0.50 cmovael %eax, %ecx + +# CHECK: Resources: +# CHECK-NEXT: [0] - Zn3AGU0 +# CHECK-NEXT: [1] - Zn3AGU1 +# CHECK-NEXT: [2] - Zn3AGU2 +# CHECK-NEXT: [3] - Zn3ALU0 +# CHECK-NEXT: [4] - Zn3ALU1 +# CHECK-NEXT: [5] - Zn3ALU2 +# CHECK-NEXT: [6] - Zn3ALU3 +# CHECK-NEXT: [7] - Zn3BRU1 +# CHECK-NEXT: [8] - Zn3FPP0 +# CHECK-NEXT: [9] - Zn3FPP1 +# CHECK-NEXT: [10] - Zn3FPP2 +# CHECK-NEXT: [11] - Zn3FPP3 +# CHECK-NEXT: [12.0] - Zn3FPP45 +# CHECK-NEXT: [12.1] - Zn3FPP45 +# CHECK-NEXT: [13] - Zn3FPSt +# CHECK-NEXT: [14.0] - Zn3LSU +# CHECK-NEXT: [14.1] - Zn3LSU +# CHECK-NEXT: [14.2] - Zn3LSU +# CHECK-NEXT: [15.0] - Zn3Load +# CHECK-NEXT: [15.1] - Zn3Load +# CHECK-NEXT: [15.2] - Zn3Load +# CHECK-NEXT: [16.0] - Zn3Store +# CHECK-NEXT: [16.1] - Zn3Store + +# CHECK: Resource pressure per iteration: +# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12.0] [12.1] [13] [14.0] [14.1] [14.2] [15.0] [15.1] [15.2] [16.0] [16.1] +# CHECK-NEXT: - - - 0.67 1.00 0.67 0.67 - - - - - - - - - - - - - - - - + +# CHECK: Resource pressure by instruction: +# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12.0] [12.1] [13] [14.0] [14.1] [14.2] [15.0] [15.1] [15.2] [16.0] [16.1] Instructions: +# CHECK-NEXT: - - - - 1.00 - - - - - - - - - - - - - - - - - - mulxl %eax, %eax, %eax +# CHECK-NEXT: - - - - - 0.67 0.33 - - - - - - - - - - - - - - - - cmpw %ax, %ax +# CHECK-NEXT: - - - 0.67 - - 0.33 - - - - - - - - - - - - - - - - cmovael %eax, %ecx + +# CHECK: Timeline view: +# CHECK-NEXT: 012 +# CHECK-NEXT: Index 0123456789 + +# CHECK: [0,0] DeeeeER . . mulxl %eax, %eax, %eax +# CHECK-NEXT: [0,1] D====eER . . cmpw %ax, %ax +# CHECK-NEXT: [0,2] D=====eER . . cmovael %eax, %ecx +# CHECK-NEXT: [1,0] D====eeeeER . mulxl %eax, %eax, %eax +# CHECK-NEXT: [1,1] .D=======eER. cmpw %ax, %ax +# CHECK-NEXT: [1,2] .D========eER cmovael %eax, %ecx + +# 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. 2 3.0 0.5 0.0 mulxl %eax, %eax, %eax +# CHECK-NEXT: 1. 2 6.5 0.0 0.0 cmpw %ax, %ax +# CHECK-NEXT: 2. 2 7.5 0.0 0.0 cmovael %eax, %ecx +# CHECK-NEXT: 2 5.7 0.2 0.0 + +# CHECK: [5] Code Region + +# CHECK: Iterations: 1000 +# CHECK-NEXT: Instructions: 3000 +# CHECK-NEXT: Total Cycles: 4005 +# CHECK-NEXT: Total uOps: 4000 + +# CHECK: Dispatch Width: 6 +# CHECK-NEXT: uOps Per Cycle: 1.00 +# CHECK-NEXT: IPC: 0.75 +# CHECK-NEXT: Block RThroughput: 1.0 + +# 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: 2 4 1.00 mulxl %eax, %eax, %eax +# CHECK-NEXT: 1 1 0.25 cmpb %al, %al +# CHECK-NEXT: 1 1 0.50 cmovael %eax, %ecx + +# CHECK: Resources: +# CHECK-NEXT: [0] - Zn3AGU0 +# CHECK-NEXT: [1] - Zn3AGU1 +# CHECK-NEXT: [2] - Zn3AGU2 +# CHECK-NEXT: [3] - Zn3ALU0 +# CHECK-NEXT: [4] - Zn3ALU1 +# CHECK-NEXT: [5] - Zn3ALU2 +# CHECK-NEXT: [6] - Zn3ALU3 +# CHECK-NEXT: [7] - Zn3BRU1 +# CHECK-NEXT: [8] - Zn3FPP0 +# CHECK-NEXT: [9] - Zn3FPP1 +# CHECK-NEXT: [10] - Zn3FPP2 +# CHECK-NEXT: [11] - Zn3FPP3 +# CHECK-NEXT: [12.0] - Zn3FPP45 +# CHECK-NEXT: [12.1] - Zn3FPP45 +# CHECK-NEXT: [13] - Zn3FPSt +# CHECK-NEXT: [14.0] - Zn3LSU +# CHECK-NEXT: [14.1] - Zn3LSU +# CHECK-NEXT: [14.2] - Zn3LSU +# CHECK-NEXT: [15.0] - Zn3Load +# CHECK-NEXT: [15.1] - Zn3Load +# CHECK-NEXT: [15.2] - Zn3Load +# CHECK-NEXT: [16.0] - Zn3Store +# CHECK-NEXT: [16.1] - Zn3Store + +# CHECK: Resource pressure per iteration: +# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12.0] [12.1] [13] [14.0] [14.1] [14.2] [15.0] [15.1] [15.2] [16.0] [16.1] +# CHECK-NEXT: - - - 0.67 1.00 0.67 0.67 - - - - - - - - - - - - - - - - + +# CHECK: Resource pressure by instruction: +# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12.0] [12.1] [13] [14.0] [14.1] [14.2] [15.0] [15.1] [15.2] [16.0] [16.1] Instructions: +# CHECK-NEXT: - - - - 1.00 - - - - - - - - - - - - - - - - - - mulxl %eax, %eax, %eax +# CHECK-NEXT: - - - - - 0.67 0.33 - - - - - - - - - - - - - - - - cmpb %al, %al +# CHECK-NEXT: - - - 0.67 - - 0.33 - - - - - - - - - - - - - - - - cmovael %eax, %ecx + +# CHECK: Timeline view: +# CHECK-NEXT: 012 +# CHECK-NEXT: Index 0123456789 + +# CHECK: [0,0] DeeeeER . . mulxl %eax, %eax, %eax +# CHECK-NEXT: [0,1] D====eER . . cmpb %al, %al +# CHECK-NEXT: [0,2] D=====eER . . cmovael %eax, %ecx +# CHECK-NEXT: [1,0] D====eeeeER . mulxl %eax, %eax, %eax +# CHECK-NEXT: [1,1] .D=======eER. cmpb %al, %al +# CHECK-NEXT: [1,2] .D========eER cmovael %eax, %ecx + +# 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. 2 3.0 0.5 0.0 mulxl %eax, %eax, %eax +# CHECK-NEXT: 1. 2 6.5 0.0 0.0 cmpb %al, %al +# CHECK-NEXT: 2. 2 7.5 0.0 0.0 cmovael %eax, %ecx +# CHECK-NEXT: 2 5.7 0.2 0.0