# REQUIRES: asserts # REQUIRES: aarch64-registered-target ## Check upscaling and downscaling. BufferSize=-1 is not scaled # RUN: llvm-mca < %s -mtriple=aarch64 -mcpu=apple-m1 -sched-model-reservation-station-scale-factor=2 -debug 2>&1 | FileCheck %s --check-prefix=UPSCALE # RUN: llvm-mca < %s -mtriple=aarch64 -mcpu=apple-m1 -sched-model-reservation-station-scale-factor=1.5 -debug 2>&1 | FileCheck %s --check-prefix=UPSCALE-FRAC # RUN: llvm-mca < %s -mtriple=aarch64 -mcpu=apple-m1 -sched-model-reservation-station-scale-factor=0.5 -debug 2>&1 | FileCheck %s --check-prefix=DOWNSCALE ## Check truncation toward zero when scaling produces non-integer results # RUN: llvm-mca < %s -mtriple=aarch64 -mcpu=apple-m1 -sched-model-reservation-station-scale-factor=0.7 -debug 2>&1 | FileCheck %s --check-prefix=DOWNSCALE-ROUND # RUN: llvm-mca < %s -mtriple=aarch64 -mcpu=apple-m1 -sched-model-reservation-station-scale-factor=1.7 -debug 2>&1 | FileCheck %s --check-prefix=UPSCALE-ROUND ## Default scale factor is 1 # RUN: llvm-mca < %s -mtriple=aarch64 -mcpu=apple-m1 -debug 2>&1 | FileCheck %s --check-prefix=ORIGINAL ## Zero/negative scale factors are ignored # RUN: llvm-mca < %s -mtriple=aarch64 -mcpu=apple-m1 -sched-model-reservation-station-scale-factor=0 -debug 2>&1 | FileCheck %s --check-prefix=ORIGINAL # RUN: llvm-mca < %s -mtriple=aarch64 -mcpu=apple-m1 -sched-model-reservation-station-scale-factor=-1 -debug 2>&1 | FileCheck %s --check-prefix=ORIGINAL ## Scaling results <= 1 fall back to the original buffer size # RUN: llvm-mca < %s -mtriple=aarch64 -mcpu=apple-m1 -sched-model-reservation-station-scale-factor=0.01 -debug 2>&1 | FileCheck %s --check-prefix=ORIGINAL ## BufferSize=0 is not scaled # RUN: llvm-mca < %s -mtriple=aarch64 -mcpu=cortex-a53 -sched-model-reservation-station-scale-factor=2 -debug 2>&1 | FileCheck %s --check-prefix=BUFFER-ZERO ## BufferSize=1 is not scaled # RUN: llvm-mca < %s -mtriple=aarch64 -mcpu=exynos-m5 -sched-model-reservation-station-scale-factor=2 -debug 2>&1 | FileCheck %s --check-prefix=BUFFER-ONE # LLVM-MCA-BEGIN foo add x2, x0, x1 # LLVM-MCA-END # ORIGINAL-COUNT-1: Processor resources: # ORIGINAL-NEXT: [ 0] - 0x00000000000000 - InvalidUnit # ORIGINAL-NEXT: [ 1] - 0x00000000000001 - CyUnitB (BufferSize=24) # ORIGINAL-NEXT: [ 2] - 0x00000000000002 - CyUnitBR (BufferSize=-1) # ORIGINAL-NEXT: [ 3] - 0x00000000000004 - CyUnitFloatDiv (BufferSize=-1) # ORIGINAL-NEXT: [ 4] - 0x00000000000008 - CyUnitI (BufferSize=48) # ORIGINAL-NEXT: [ 5] - 0x00000000000010 - CyUnitID (BufferSize=16) # ORIGINAL-NEXT: [ 6] - 0x00000000000020 - CyUnitIM (BufferSize=32) # ORIGINAL-NEXT: [ 7] - 0x00000000000040 - CyUnitIS (BufferSize=24) # ORIGINAL-NEXT: [ 8] - 0x00000000000080 - CyUnitIntDiv (BufferSize=-1) # ORIGINAL-NEXT: [ 9] - 0x00000000000100 - CyUnitLS (BufferSize=28) # ORIGINAL-NEXT: [10] - 0x00000000000200 - CyUnitV (BufferSize=48) # ORIGINAL-NEXT: [11] - 0x00000000000400 - CyUnitVC (BufferSize=16) # ORIGINAL-NEXT: [12] - 0x00000000000800 - CyUnitVD (BufferSize=16) # ORIGINAL-NEXT: [13] - 0x00000000001000 - CyUnitVM (BufferSize=32) # ORIGINAL: [0] Code Region - foo # DOWNSCALE-COUNT-1: Processor resources: # DOWNSCALE-NEXT: [ 0] - 0x00000000000000 - InvalidUnit # DOWNSCALE-NEXT: [ 1] - 0x00000000000001 - CyUnitB (BufferSize=12) # DOWNSCALE-NEXT: [ 2] - 0x00000000000002 - CyUnitBR (BufferSize=-1) # DOWNSCALE-NEXT: [ 3] - 0x00000000000004 - CyUnitFloatDiv (BufferSize=-1) # DOWNSCALE-NEXT: [ 4] - 0x00000000000008 - CyUnitI (BufferSize=24) # DOWNSCALE-NEXT: [ 5] - 0x00000000000010 - CyUnitID (BufferSize=8) # DOWNSCALE-NEXT: [ 6] - 0x00000000000020 - CyUnitIM (BufferSize=16) # DOWNSCALE-NEXT: [ 7] - 0x00000000000040 - CyUnitIS (BufferSize=12) # DOWNSCALE-NEXT: [ 8] - 0x00000000000080 - CyUnitIntDiv (BufferSize=-1) # DOWNSCALE-NEXT: [ 9] - 0x00000000000100 - CyUnitLS (BufferSize=14) # DOWNSCALE-NEXT: [10] - 0x00000000000200 - CyUnitV (BufferSize=24) # DOWNSCALE-NEXT: [11] - 0x00000000000400 - CyUnitVC (BufferSize=8) # DOWNSCALE-NEXT: [12] - 0x00000000000800 - CyUnitVD (BufferSize=8) # DOWNSCALE-NEXT: [13] - 0x00000000001000 - CyUnitVM (BufferSize=16) # DOWNSCALE: [0] Code Region - foo # UPSCALE-COUNT-1: Processor resources: # UPSCALE-NEXT: [ 0] - 0x00000000000000 - InvalidUnit # UPSCALE-NEXT: [ 1] - 0x00000000000001 - CyUnitB (BufferSize=48) # UPSCALE-NEXT: [ 2] - 0x00000000000002 - CyUnitBR (BufferSize=-1) # UPSCALE-NEXT: [ 3] - 0x00000000000004 - CyUnitFloatDiv (BufferSize=-1) # UPSCALE-NEXT: [ 4] - 0x00000000000008 - CyUnitI (BufferSize=96) # UPSCALE-NEXT: [ 5] - 0x00000000000010 - CyUnitID (BufferSize=32) # UPSCALE-NEXT: [ 6] - 0x00000000000020 - CyUnitIM (BufferSize=64) # UPSCALE-NEXT: [ 7] - 0x00000000000040 - CyUnitIS (BufferSize=48) # UPSCALE-NEXT: [ 8] - 0x00000000000080 - CyUnitIntDiv (BufferSize=-1) # UPSCALE-NEXT: [ 9] - 0x00000000000100 - CyUnitLS (BufferSize=56) # UPSCALE-NEXT: [10] - 0x00000000000200 - CyUnitV (BufferSize=96) # UPSCALE-NEXT: [11] - 0x00000000000400 - CyUnitVC (BufferSize=32) # UPSCALE-NEXT: [12] - 0x00000000000800 - CyUnitVD (BufferSize=32) # UPSCALE-NEXT: [13] - 0x00000000001000 - CyUnitVM (BufferSize=64) # UPSCALE: [0] Code Region - foo # UPSCALE-FRAC-COUNT-1: Processor resources: # UPSCALE-FRAC-NEXT: [ 0] - 0x00000000000000 - InvalidUnit # UPSCALE-FRAC-NEXT: [ 1] - 0x00000000000001 - CyUnitB (BufferSize=36) # UPSCALE-FRAC-NEXT: [ 2] - 0x00000000000002 - CyUnitBR (BufferSize=-1) # UPSCALE-FRAC-NEXT: [ 3] - 0x00000000000004 - CyUnitFloatDiv (BufferSize=-1) # UPSCALE-FRAC-NEXT: [ 4] - 0x00000000000008 - CyUnitI (BufferSize=72) # UPSCALE-FRAC-NEXT: [ 5] - 0x00000000000010 - CyUnitID (BufferSize=24) # UPSCALE-FRAC-NEXT: [ 6] - 0x00000000000020 - CyUnitIM (BufferSize=48) # UPSCALE-FRAC-NEXT: [ 7] - 0x00000000000040 - CyUnitIS (BufferSize=36) # UPSCALE-FRAC-NEXT: [ 8] - 0x00000000000080 - CyUnitIntDiv (BufferSize=-1) # UPSCALE-FRAC-NEXT: [ 9] - 0x00000000000100 - CyUnitLS (BufferSize=42) # UPSCALE-FRAC-NEXT: [10] - 0x00000000000200 - CyUnitV (BufferSize=72) # UPSCALE-FRAC-NEXT: [11] - 0x00000000000400 - CyUnitVC (BufferSize=24) # UPSCALE-FRAC-NEXT: [12] - 0x00000000000800 - CyUnitVD (BufferSize=24) # UPSCALE-FRAC-NEXT: [13] - 0x00000000001000 - CyUnitVM (BufferSize=48) # UPSCALE-FRAC: [0] Code Region - foo # DOWNSCALE-ROUND-COUNT-1: Processor resources: # DOWNSCALE-ROUND-NEXT: [ 0] - 0x00000000000000 - InvalidUnit # DOWNSCALE-ROUND-NEXT: [ 1] - 0x00000000000001 - CyUnitB (BufferSize=16) # DOWNSCALE-ROUND-NEXT: [ 2] - 0x00000000000002 - CyUnitBR (BufferSize=-1) # DOWNSCALE-ROUND-NEXT: [ 3] - 0x00000000000004 - CyUnitFloatDiv (BufferSize=-1) # DOWNSCALE-ROUND-NEXT: [ 4] - 0x00000000000008 - CyUnitI (BufferSize=33) # DOWNSCALE-ROUND-NEXT: [ 5] - 0x00000000000010 - CyUnitID (BufferSize=11) # DOWNSCALE-ROUND-NEXT: [ 6] - 0x00000000000020 - CyUnitIM (BufferSize=22) # DOWNSCALE-ROUND-NEXT: [ 7] - 0x00000000000040 - CyUnitIS (BufferSize=16) # DOWNSCALE-ROUND-NEXT: [ 8] - 0x00000000000080 - CyUnitIntDiv (BufferSize=-1) # DOWNSCALE-ROUND-NEXT: [ 9] - 0x00000000000100 - CyUnitLS (BufferSize=19) # DOWNSCALE-ROUND-NEXT: [10] - 0x00000000000200 - CyUnitV (BufferSize=33) # DOWNSCALE-ROUND-NEXT: [11] - 0x00000000000400 - CyUnitVC (BufferSize=11) # DOWNSCALE-ROUND-NEXT: [12] - 0x00000000000800 - CyUnitVD (BufferSize=11) # DOWNSCALE-ROUND-NEXT: [13] - 0x00000000001000 - CyUnitVM (BufferSize=22) # DOWNSCALE-ROUND: [0] Code Region - foo # UPSCALE-ROUND-COUNT-1: Processor resources: # UPSCALE-ROUND-NEXT: [ 0] - 0x00000000000000 - InvalidUnit # UPSCALE-ROUND-NEXT: [ 1] - 0x00000000000001 - CyUnitB (BufferSize=40) # UPSCALE-ROUND-NEXT: [ 2] - 0x00000000000002 - CyUnitBR (BufferSize=-1) # UPSCALE-ROUND-NEXT: [ 3] - 0x00000000000004 - CyUnitFloatDiv (BufferSize=-1) # UPSCALE-ROUND-NEXT: [ 4] - 0x00000000000008 - CyUnitI (BufferSize=81) # UPSCALE-ROUND-NEXT: [ 5] - 0x00000000000010 - CyUnitID (BufferSize=27) # UPSCALE-ROUND-NEXT: [ 6] - 0x00000000000020 - CyUnitIM (BufferSize=54) # UPSCALE-ROUND-NEXT: [ 7] - 0x00000000000040 - CyUnitIS (BufferSize=40) # UPSCALE-ROUND-NEXT: [ 8] - 0x00000000000080 - CyUnitIntDiv (BufferSize=-1) # UPSCALE-ROUND-NEXT: [ 9] - 0x00000000000100 - CyUnitLS (BufferSize=47) # UPSCALE-ROUND-NEXT: [10] - 0x00000000000200 - CyUnitV (BufferSize=81) # UPSCALE-ROUND-NEXT: [11] - 0x00000000000400 - CyUnitVC (BufferSize=27) # UPSCALE-ROUND-NEXT: [12] - 0x00000000000800 - CyUnitVD (BufferSize=27) # UPSCALE-ROUND-NEXT: [13] - 0x00000000001000 - CyUnitVM (BufferSize=54) # UPSCALE-ROUND: [0] Code Region - foo # BUFFER-ZERO-COUNT-1: Processor resources: # BUFFER-ZERO-NEXT: [ 0] - 0x00000000000000 - InvalidUnit # BUFFER-ZERO-NEXT: [ 1] - 0x00000000000001 - A53UnitALU (BufferSize=0) # BUFFER-ZERO-NEXT: [ 2] - 0x00000000000002 - A53UnitB (BufferSize=0) # BUFFER-ZERO-NEXT: [ 3] - 0x00000000000004 - A53UnitDiv (BufferSize=0) # BUFFER-ZERO-NEXT: [ 4] - 0x00000000000008 - A53UnitFPALU (BufferSize=0) # BUFFER-ZERO-NEXT: [ 5] - 0x00000000000010 - A53UnitFPMDS (BufferSize=0) # BUFFER-ZERO-NEXT: [ 6] - 0x00000000000020 - A53UnitLdSt (BufferSize=0) # BUFFER-ZERO-NEXT: [ 7] - 0x00000000000040 - A53UnitMAC (BufferSize=0) # BUFFER-ZERO: [0] Code Region - foo # BUFFER-ONE-COUNT-1: Processor resources: # BUFFER-ONE: M5UnitD (BufferSize=1) # BUFFER-ONE: [0] Code Region - foo