From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: pbonzini@redhat.com, laurent@vivier.eu
Subject: [PATCH v3 05/28] target/i386: Convert do_fstenv to X86Access
Date: Wed, 15 May 2024 17:08:14 +0200 [thread overview]
Message-ID: <20240515150837.259747-6-richard.henderson@linaro.org> (raw)
In-Reply-To: <20240515150837.259747-1-richard.henderson@linaro.org>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
target/i386/tcg/fpu_helper.c | 45 +++++++++++++++++++-----------------
1 file changed, 24 insertions(+), 21 deletions(-)
diff --git a/target/i386/tcg/fpu_helper.c b/target/i386/tcg/fpu_helper.c
index 5ad6e04639..01e9a1fbbf 100644
--- a/target/i386/tcg/fpu_helper.c
+++ b/target/i386/tcg/fpu_helper.c
@@ -2373,9 +2373,9 @@ void helper_fxam_ST0(CPUX86State *env)
}
}
-static void do_fstenv(CPUX86State *env, target_ulong ptr, int data32,
- uintptr_t retaddr)
+static void do_fstenv(X86Access *ac, target_ulong ptr, int data32)
{
+ CPUX86State *env = ac->env;
int fpus, fptag, exp, i;
uint64_t mant;
CPU_LDoubleU tmp;
@@ -2402,28 +2402,31 @@ static void do_fstenv(CPUX86State *env, target_ulong ptr, int data32,
}
if (data32) {
/* 32 bit */
- cpu_stl_data_ra(env, ptr, env->fpuc, retaddr);
- cpu_stl_data_ra(env, ptr + 4, fpus, retaddr);
- cpu_stl_data_ra(env, ptr + 8, fptag, retaddr);
- cpu_stl_data_ra(env, ptr + 12, env->fpip, retaddr); /* fpip */
- cpu_stl_data_ra(env, ptr + 16, env->fpcs, retaddr); /* fpcs */
- cpu_stl_data_ra(env, ptr + 20, env->fpdp, retaddr); /* fpoo */
- cpu_stl_data_ra(env, ptr + 24, env->fpds, retaddr); /* fpos */
+ access_stl(ac, ptr, env->fpuc);
+ access_stl(ac, ptr + 4, fpus);
+ access_stl(ac, ptr + 8, fptag);
+ access_stl(ac, ptr + 12, env->fpip); /* fpip */
+ access_stl(ac, ptr + 16, env->fpcs); /* fpcs */
+ access_stl(ac, ptr + 20, env->fpdp); /* fpoo */
+ access_stl(ac, ptr + 24, env->fpds); /* fpos */
} else {
/* 16 bit */
- cpu_stw_data_ra(env, ptr, env->fpuc, retaddr);
- cpu_stw_data_ra(env, ptr + 2, fpus, retaddr);
- cpu_stw_data_ra(env, ptr + 4, fptag, retaddr);
- cpu_stw_data_ra(env, ptr + 6, env->fpip, retaddr);
- cpu_stw_data_ra(env, ptr + 8, env->fpcs, retaddr);
- cpu_stw_data_ra(env, ptr + 10, env->fpdp, retaddr);
- cpu_stw_data_ra(env, ptr + 12, env->fpds, retaddr);
+ access_stw(ac, ptr, env->fpuc);
+ access_stw(ac, ptr + 2, fpus);
+ access_stw(ac, ptr + 4, fptag);
+ access_stw(ac, ptr + 6, env->fpip);
+ access_stw(ac, ptr + 8, env->fpcs);
+ access_stw(ac, ptr + 10, env->fpdp);
+ access_stw(ac, ptr + 12, env->fpds);
}
}
void helper_fstenv(CPUX86State *env, target_ulong ptr, int data32)
{
- do_fstenv(env, ptr, data32, GETPC());
+ X86Access ac;
+
+ access_prepare(&ac, env, ptr, 14 << data32, MMU_DATA_STORE, GETPC());
+ do_fstenv(&ac, ptr, data32);
}
static void cpu_set_fpus(CPUX86State *env, uint16_t fpus)
@@ -2471,12 +2474,12 @@ static void do_fsave(CPUX86State *env, target_ulong ptr, int data32,
{
X86Access ac;
floatx80 tmp;
- int i;
+ int i, envsize = 14 << data32;
- do_fstenv(env, ptr, data32, retaddr);
+ access_prepare(&ac, env, ptr, envsize + 80, MMU_DATA_STORE, retaddr);
- ptr += (target_ulong)14 << data32;
- access_prepare(&ac, env, ptr, 80, MMU_DATA_STORE, retaddr);
+ do_fstenv(&ac, ptr, data32);
+ ptr += envsize;
for (i = 0; i < 8; i++) {
tmp = ST(i);
--
2.34.1
next prev parent reply other threads:[~2024-05-15 15:11 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-15 15:08 [PATCH v3 00/28] linux-user/i386: Properly align signal frame Richard Henderson
2024-05-15 15:08 ` [PATCH v3 01/28] target/i386: Add tcg/access.[ch] Richard Henderson
2024-05-15 15:08 ` [PATCH v3 02/28] target/i386: Convert do_fldt, do_fstt to X86Access Richard Henderson
2024-05-15 15:08 ` [PATCH v3 03/28] target/i386: Convert helper_{fbld, fbst}_ST0 " Richard Henderson
2024-05-15 15:08 ` [PATCH v3 04/28] target/i386: Convert do_fldenv " Richard Henderson
2024-05-15 15:08 ` Richard Henderson [this message]
2024-05-15 15:08 ` [PATCH v3 06/28] target/i386: Convert do_fsave, do_frstor " Richard Henderson
2024-05-15 15:08 ` [PATCH v3 07/28] target/i386: Convert do_xsave_{fpu, mxcr, sse} " Richard Henderson
2024-05-15 15:08 ` [PATCH v3 08/28] target/i386: Convert do_xrstor_{fpu, " Richard Henderson
2024-05-15 15:08 ` [PATCH v3 09/28] tagret/i386: Convert do_fxsave, do_fxrstor " Richard Henderson
2024-05-15 15:08 ` [PATCH v3 10/28] target/i386: Convert do_xsave_* " Richard Henderson
2024-05-15 15:08 ` [PATCH v3 11/28] target/i386: Convert do_xrstor_* " Richard Henderson
2024-05-15 15:08 ` [PATCH v3 12/28] target/i386: Split out do_xsave_chk Richard Henderson
2024-05-15 15:08 ` [PATCH v3 13/28] target/i386: Add rbfm argument to cpu_x86_{xsave, xrstor} Richard Henderson
2024-05-15 15:08 ` [PATCH v3 14/28] target/i386: Add {hw, sw}_reserved to X86LegacyXSaveArea Richard Henderson
2024-05-15 15:08 ` [PATCH v3 15/28] linux-user/i386: Drop xfeatures_size from sigcontext arithmetic Richard Henderson
2024-05-15 15:08 ` [PATCH v3 16/28] linux-user/i386: Remove xfeatures from target_fpstate_fxsave Richard Henderson
2024-05-15 15:08 ` [PATCH v3 17/28] linux-user/i386: Replace target_fpstate_fxsave with X86LegacyXSaveArea Richard Henderson
2024-05-15 15:08 ` [PATCH v3 18/28] linux-user/i386: Split out struct target_fregs_state Richard Henderson
2024-05-15 15:08 ` [PATCH v3 19/28] linux-user/i386: Fix -mregparm=3 for signal delivery Richard Henderson
2024-05-15 15:08 ` [PATCH v3 20/28] linux-user/i386: Return boolean success from restore_sigcontext Richard Henderson
2024-05-15 15:08 ` [PATCH v3 21/28] linux-user/i386: Return boolean success from xrstor_sigcontext Richard Henderson
2024-05-15 15:08 ` [PATCH v3 22/28] linux-user/i386: Fix allocation and alignment of fp state Richard Henderson
2024-05-15 15:08 ` [PATCH v3 23/28] target/i386: Honor xfeatures in xrstor_sigcontext Richard Henderson
2024-05-15 15:08 ` [PATCH v3 24/28] target/i386: Convert do_xsave to X86Access Richard Henderson
2024-05-15 15:08 ` [PATCH v3 25/28] target/i386: Convert do_xrstor " Richard Henderson
2024-05-15 15:08 ` [PATCH v3 26/28] target/i386: Pass host pointer and size to cpu_x86_{fsave, frstor} Richard Henderson
2024-05-15 15:08 ` [PATCH v3 27/28] target/i386: Pass host pointer and size to cpu_x86_{fxsave, fxrstor} Richard Henderson
2024-05-15 15:08 ` [PATCH v3 28/28] target/i386: Pass host pointer and size to cpu_x86_{xsave, xrstor} Richard Henderson
2024-06-05 19:06 ` [PATCH v3 00/28] linux-user/i386: Properly align signal frame Philippe Mathieu-Daudé
2024-06-05 19:16 ` Pierrick Bouvier
2024-06-05 19:38 ` Richard Henderson
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20240515150837.259747-6-richard.henderson@linaro.org \
--to=richard.henderson@linaro.org \
--cc=laurent@vivier.eu \
--cc=pbonzini@redhat.com \
--cc=qemu-devel@nongnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).