From f8c45c6550b9ff1e1f0b92709ff3213a79870879 Mon Sep 17 00:00:00 2001
From: Paolo Bonzini <pbonzini@redhat.com>
Date: Wed, 1 Mar 2017 10:34:48 +0100
Subject: target/i386: use multiple CPU AddressSpaces

This speeds up SMM switches.  Later on it may remove the need to take
the BQL, and it may also allow to reuse code between TCG and KVM.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 target/i386/helper.c | 54 ++++++++++++++++++++++++++--------------------------
 1 file changed, 27 insertions(+), 27 deletions(-)

(limited to 'target/i386/helper.c')

diff --git a/target/i386/helper.c b/target/i386/helper.c
index 3850c56701..ef0505949a 100644
--- a/target/i386/helper.c
+++ b/target/i386/helper.c
@@ -1403,89 +1403,89 @@ uint8_t x86_ldub_phys(CPUState *cs, hwaddr addr)
 {
     X86CPU *cpu = X86_CPU(cs);
     CPUX86State *env = &cpu->env;
+    MemTxAttrs attrs = cpu_get_mem_attrs(env);
+    AddressSpace *as = cpu_addressspace(cs, attrs);
 
-    return address_space_ldub(cs->as, addr,
-                              cpu_get_mem_attrs(env),
-                              NULL);
+    return address_space_ldub(as, addr, attrs, NULL);
 }
 
 uint32_t x86_lduw_phys(CPUState *cs, hwaddr addr)
 {
     X86CPU *cpu = X86_CPU(cs);
     CPUX86State *env = &cpu->env;
+    MemTxAttrs attrs = cpu_get_mem_attrs(env);
+    AddressSpace *as = cpu_addressspace(cs, attrs);
 
-    return address_space_lduw(cs->as, addr,
-                              cpu_get_mem_attrs(env),
-                              NULL);
+    return address_space_lduw(as, addr, attrs, NULL);
 }
 
 uint32_t x86_ldl_phys(CPUState *cs, hwaddr addr)
 {
     X86CPU *cpu = X86_CPU(cs);
     CPUX86State *env = &cpu->env;
+    MemTxAttrs attrs = cpu_get_mem_attrs(env);
+    AddressSpace *as = cpu_addressspace(cs, attrs);
 
-    return address_space_ldl(cs->as, addr,
-                             cpu_get_mem_attrs(env),
-                             NULL);
+    return address_space_ldl(as, addr, attrs, NULL);
 }
 
 uint64_t x86_ldq_phys(CPUState *cs, hwaddr addr)
 {
     X86CPU *cpu = X86_CPU(cs);
     CPUX86State *env = &cpu->env;
+    MemTxAttrs attrs = cpu_get_mem_attrs(env);
+    AddressSpace *as = cpu_addressspace(cs, attrs);
 
-    return address_space_ldq(cs->as, addr,
-                             cpu_get_mem_attrs(env),
-                             NULL);
+    return address_space_ldq(as, addr, attrs, NULL);
 }
 
 void x86_stb_phys(CPUState *cs, hwaddr addr, uint8_t val)
 {
     X86CPU *cpu = X86_CPU(cs);
     CPUX86State *env = &cpu->env;
+    MemTxAttrs attrs = cpu_get_mem_attrs(env);
+    AddressSpace *as = cpu_addressspace(cs, attrs);
 
-    address_space_stb(cs->as, addr, val,
-                      cpu_get_mem_attrs(env),
-                      NULL);
+    address_space_stb(as, addr, val, attrs, NULL);
 }
 
 void x86_stl_phys_notdirty(CPUState *cs, hwaddr addr, uint32_t val)
 {
     X86CPU *cpu = X86_CPU(cs);
     CPUX86State *env = &cpu->env;
+    MemTxAttrs attrs = cpu_get_mem_attrs(env);
+    AddressSpace *as = cpu_addressspace(cs, attrs);
 
-    address_space_stl_notdirty(cs->as, addr, val,
-                               cpu_get_mem_attrs(env),
-                               NULL);
+    address_space_stl_notdirty(as, addr, val, attrs, NULL);
 }
 
 void x86_stw_phys(CPUState *cs, hwaddr addr, uint32_t val)
 {
     X86CPU *cpu = X86_CPU(cs);
     CPUX86State *env = &cpu->env;
+    MemTxAttrs attrs = cpu_get_mem_attrs(env);
+    AddressSpace *as = cpu_addressspace(cs, attrs);
 
-    address_space_stw(cs->as, addr, val,
-                      cpu_get_mem_attrs(env),
-                      NULL);
+    address_space_stw(as, addr, val, attrs, NULL);
 }
 
 void x86_stl_phys(CPUState *cs, hwaddr addr, uint32_t val)
 {
     X86CPU *cpu = X86_CPU(cs);
     CPUX86State *env = &cpu->env;
+    MemTxAttrs attrs = cpu_get_mem_attrs(env);
+    AddressSpace *as = cpu_addressspace(cs, attrs);
 
-    address_space_stl(cs->as, addr, val,
-                      cpu_get_mem_attrs(env),
-                      NULL);
+    address_space_stl(as, addr, val, attrs, NULL);
 }
 
 void x86_stq_phys(CPUState *cs, hwaddr addr, uint64_t val)
 {
     X86CPU *cpu = X86_CPU(cs);
     CPUX86State *env = &cpu->env;
+    MemTxAttrs attrs = cpu_get_mem_attrs(env);
+    AddressSpace *as = cpu_addressspace(cs, attrs);
 
-    address_space_stq(cs->as, addr, val,
-                      cpu_get_mem_attrs(env),
-                      NULL);
+    address_space_stq(as, addr, val, attrs, NULL);
 }
 #endif
-- 
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