Re: [PATCH 09/55] target/arm: Implement MVE LETP insn

2021-06-07 Thread Richard Henderson
On 6/7/21 9:57 AM, Peter Maydell wrote: Implement the MVE LETP insn. This is like the existing LE loop-end insn, but it must perform an FPU-enabled check, and on loop-exit it resets LTPSIZE to 4. To accommodate the requirement to do something on loop-exit, we drop the use of condlabel and inste

[PATCH 09/55] target/arm: Implement MVE LETP insn

2021-06-07 Thread Peter Maydell
Implement the MVE LETP insn. This is like the existing LE loop-end insn, but it must perform an FPU-enabled check, and on loop-exit it resets LTPSIZE to 4. To accommodate the requirement to do something on loop-exit, we drop the use of condlabel and instead manage both the TB exits manually, in t