[v8-users] Re: questions regarding v8's riscv and arm simulator

2023-12-08 Thread 'Qiaowen Yang' via v8-users
Hi, Thanks for your work! I have one more question. Although the icount of rv64 is much larger than arm64, when running sunspider bench using v8's csuite.py, I found that the execution time of rv64 is averagely less than arm64. I'm also curious about why this is happening. FYI, my experiments

[v8-users] Re: questions regarding v8's riscv and arm simulator

2023-12-07 Thread Yahan Lu
I run navier-strokes.js on commit id c39bb5225d771e130468d5d75a9988944950e95e My result riscv64 : 19061085 arm64: 15599557 Riscv64 run more 22% instrs than arm64. I think it meets expectation. Nowadays riscv64 on v8 using isa rv64gc, that don't has B extension. Riscv64 need more instr to im

[v8-users] Re: questions regarding v8's riscv and arm simulator

2023-12-04 Thread 'Qiaowen Yang' via v8-users
Hi, Sorry for the late response. I found this test code in https://chromium.googlesource.com/external/github.com/WebKit/webkit/+/refs/tags/Safari-612.1.27.3.3/PerformanceTests/JetStream2/Octane/navier-stokes.js. On Wednesday, November 29, 2023 at 11:36:00 PM UTC+8 ya...@iscas.ac.cn wrote: >

[v8-users] Re: questions regarding v8's riscv and arm simulator

2023-11-29 Thread Yahan Lu
Hi Can you give me your test code navier-strokes.js? 在2023年11月29日星期三 UTC+8 16:04:28 写道: > Hi, > > I'm using V8's simulator to run riscv and arm. My question is why the > values of icount_ are so different between riscv simulator and arm > simulator. > One of my target benchmarks is navier-str