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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



  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

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