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Re: [PATCH 0/2] target/i386: SSE floating-point fixes


From: Paolo Bonzini
Subject: Re: [PATCH 0/2] target/i386: SSE floating-point fixes
Date: Fri, 26 Jun 2020 13:00:29 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0

On 26/06/20 01:57, Joseph Myers wrote:
> Fix some issues relating to SSE floating-point emulation.  The first
> patch fixes a problem with the handling of the FTZ bit that was found
> through the testcase written for the second patch.  Rather than
> writing a separate standalone test for that bug, it seemed sufficient
> for the testcase in the second patch to cover both patches.
> 
> The style checker will produce its usual inapplicable warnings about
> use of "volatile" in the testcase and about C99 hex float constants.
> 
> Joseph Myers (2):
>   target/i386: set SSE FTZ in correct floating-point state
>   target/i386: fix IEEE SSE floating-point exception raising
> 
>  target/i386/cpu.h                         |   1 +
>  target/i386/fpu_helper.c                  |  35 +-
>  target/i386/gdbstub.c                     |   1 +
>  target/i386/helper.c                      |   1 +
>  target/i386/helper.h                      |   1 +
>  target/i386/ops_sse.h                     |  28 +-
>  target/i386/translate.c                   |   1 +
>  tests/tcg/i386/Makefile.target            |   4 +
>  tests/tcg/i386/test-i386-sse-exceptions.c | 813 ++++++++++++++++++++++
>  9 files changed, 872 insertions(+), 13 deletions(-)
>  create mode 100644 tests/tcg/i386/test-i386-sse-exceptions.c
> 

Queued, thanks.

Paolo




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