Re: [PATCH v4 0/5] target/sparc: emulate floating point queue when raising fp traps

[Carl Hauser]

On 9/9/24 11:07, Richard Henderson wrote:

> Changes for v5:
>   - Fix stdfq advance_pc.
>
> r~
>
> Carl Hauser (2):
>   target/sparc: Add FQ and FSR.QNE
>   target/sparc: Populate sparc32 FQ when raising fp exception
>
> Richard Henderson (3):
>   target/sparc: Add FSR_QNE to tb_flags
>   target/sparc: Implement STDFQ
>   target/sparc: Add gen_trap_if_nofpu_fpexception
>
>  target/sparc/cpu.h          |  30 ++++++++-
>  target/sparc/fop_helper.c   |   4 ++
>  target/sparc/int32_helper.c |  40 ++++++-----
>  target/sparc/machine.c      |  25 +++++++
>  target/sparc/translate.c    | 128 ++++++++++++++++++++++++++----------
>  target/sparc/insns.decode   |   2 +-
>  6 files changed, 178 insertions(+), 51 deletions(-)
>
>

I did very basic tests that IEEE exceptions are raised successfully and the quad precision instructions are emulated.

Tested-by: Carl Hauser <chauser@pullman.com>