From: "Pavel Dovgaluk" <Pavel.Dovgaluk@ispras.ru>
To: 'Paolo Bonzini' <pbonzini@redhat.com>, qemu-devel@nongnu.org
Cc: rth7680@gmail.com, leon.alrae@imgtec.com, aurelien@aurel32.net
Subject: Re: [Qemu-devel] [PATCH v2 1/3] softmmu: add helper function to pass through retaddr
Date: Thu, 18 Jun 2015 08:17:29 +0300 [thread overview]
Message-ID: <000901d0a986$139ca850$3ad5f8f0$@Dovgaluk@ispras.ru> (raw)
In-Reply-To: <55816DAE.8090701@redhat.com>
> From: Paolo Bonzini [mailto:pbonzini@redhat.com]
> On 17/06/2015 14:42, Pavel Dovgalyuk wrote:
> > This patch introduces several helpers to pass return address
> > which points to the TB. Correct return address allows correct
> > restoring of the guest PC and icount. These functions should be used when
> > helpers embedded into TB invoke memory operations.
> >
> > Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>
> > ---
> > include/exec/cpu_ldst_template.h | 42 +++++++++++++++++++++++++++++++-------
> > include/exec/exec-all.h | 27 ++++++++++++++++++++++++
> > softmmu_template.h | 18 ++++++++++++++++
> > 3 files changed, 79 insertions(+), 8 deletions(-)
> >
> > diff --git a/include/exec/cpu_ldst_template.h b/include/exec/cpu_ldst_template.h
> > index 95ab750..1847816 100644
> > --- a/include/exec/cpu_ldst_template.h
> > +++ b/include/exec/cpu_ldst_template.h
> > @@ -62,7 +62,9 @@
> > /* generic load/store macros */
> >
> > static inline RES_TYPE
> > -glue(glue(cpu_ld, USUFFIX), MEMSUFFIX)(CPUArchState *env, target_ulong ptr)
> > +glue(glue(glue(cpu_ld, USUFFIX), MEMSUFFIX), _ra)(CPUArchState *env,
> > + target_ulong ptr,
> > + uintptr_t retaddr)
>
> Would it make sense to call these helper_cpu_ld##USUFFIX##MEMSUFFIX?
I don't want to use 'helper' prefix, because helper functions are
usually called directly from TB.
Pavel Dovgalyuk
next prev parent reply other threads:[~2015-06-18 5:17 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-17 12:41 [Qemu-devel] [PATCH v2 0/3] Fix exceptions handling for MIPS and i386 Pavel Dovgalyuk
2015-06-17 12:42 ` [Qemu-devel] [PATCH v2 1/3] softmmu: add helper function to pass through retaddr Pavel Dovgalyuk
2015-06-17 12:53 ` Paolo Bonzini
2015-06-18 5:17 ` Pavel Dovgaluk [this message]
2015-06-18 8:16 ` Paolo Bonzini
2015-06-18 8:20 ` Aurelien Jarno
2015-06-18 9:24 ` Pavel Dovgaluk
2015-06-18 9:30 ` Paolo Bonzini
2015-06-18 9:33 ` Pavel Dovgaluk
2015-06-18 9:35 ` Paolo Bonzini
2015-06-17 12:42 ` [Qemu-devel] [PATCH v2 2/3] target-mips: exceptions handling in icount mode Pavel Dovgalyuk
2015-06-17 13:05 ` Aurelien Jarno
2015-06-17 12:42 ` [Qemu-devel] [PATCH v2 3/3] target-i386: fix memory operations in helpers Pavel Dovgalyuk
2015-06-17 13:27 ` Aurelien Jarno
2015-06-17 13:24 ` [Qemu-devel] [PATCH v2 0/3] Fix exceptions handling for MIPS and i386 Aurelien Jarno
2015-06-18 6:18 ` Pavel Dovgaluk
2015-06-17 14:19 ` Aurelien Jarno
2015-06-18 7:12 ` Pavel Dovgaluk
2015-06-18 8:16 ` Aurelien Jarno
2015-06-18 8:58 ` Pavel Dovgaluk
2015-06-18 9:08 ` Aurelien Jarno
2015-06-18 9:29 ` Paolo Bonzini
2015-06-18 9:42 ` Aurelien Jarno
2015-06-18 10:02 ` Paolo Bonzini
2015-06-18 17:42 ` Aurelien Jarno
2015-06-19 5:09 ` Pavel Dovgaluk
2015-06-19 8:22 ` Aurelien Jarno
[not found] ` <55826f70.2215370a.4634.ffff91b2SMTPIN_ADDED_BROKEN@mx.google.com>
2015-06-18 7:51 ` Peter Maydell
2015-06-18 7:56 ` Pavel Dovgaluk
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