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id = 2507
title = "m68k: fpu: frestore with NULL state should reset FPU state"
state = "opened"
created_at = "2024-08-15T07:40:07.881Z"
closed_at = "n/a"
labels = ["target: m68k"]
url = "https://gitlab.com/qemu-project/qemu/-/issues/2507"
host-os = "n/a"
host-arch = "n/a"
qemu-version = "n/a"
guest-os = "n/a"
guest-arch = "n/a"
description = """According to the PRM:

```
Floating-Point Status Register: Cleared if the state size is NULL; otherwise, not affected. 
```

But this does not currently happen."""
reproduce = """1. set a value in fpsr
2. do frestore with state size zero
3. read back fpsr and notice it isn't zero."""
additional = "n/a"