Palmer Dabbelt

Use yaml.safe_load() and yaml.safe_dump()

1

These two changes are only related in that I found them at the same time. The change to yaml.load() fixes a crash on Gentoo-based systems. The change to yaml.dump() doesn't...

Without this I found it really hard to debug any exceptions. I tried uncommenting the bits below, but didn't really have any luck as it messed up my terminal. Signed-off-by:...

The current list of liked songs is only populated with those that happen to have been enumerated, leaving out songs that have been marked as thumbs up but are not...

Without this patch I get some responses from the server that lack an explicitRating key, causing an exception to be thrown that results in these tracks being dropped from the...

TinyConfig Fails Some AMO Tests

9

I was using TinyConfig to debug post-synthesis simulations and found that it was failing some tests. It turns out these are failing upstream for TinyConfig. They're not run on Travis,...

Left shift can generate bad C++ code

7

chisel-torture generated the following Chisel file today ``` import Chisel._; object Torture { def main(args: Array[String]): Unit = { chiselMain(args, () => Module(new Torture())); } } class Torture extends Module...

`0x00000000` decodes to `mv s0, sp`

2

I'm executing some invalid code and I see ```` IN: 0x20400000: 0000 mv s0,sp ```` QEMU does the right thing here (decoding it to a jump to the trap vector),...

Is Zmmul a subset of M?

16

This came up during the GNU tools meeting earlier today, we couldn't quite figure out how M and Zmmul are related to each other. It's not entirely clear whether Zmmul...

Indirect Effects vs Side Effects

1

Some commentary in the CSR section of the ISA manual says ```` More concretely, the RISC-V privileged architecture defined in Volume~II specifies that certain combinations of CSR values cause a...

I have no idea if this works, but it does at least compile. Signed-off-by: Palmer Dabbelt