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authorPaolo Bonzini <pbonzini@redhat.com>2013-05-24 14:37:28 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2013-05-29 16:26:41 +0200
commit0844e007624acb6dbf45bfb232286ce9502b424e (patch)
treead0170e9d3db1f44bbb0cdc878d86fa872173be4 /include/exec
parent8f3e03cb73dce9eac207cfe0f37d87d6490421a0 (diff)
downloadfocaccia-qemu-0844e007624acb6dbf45bfb232286ce9502b424e.tar.gz
focaccia-qemu-0844e007624acb6dbf45bfb232286ce9502b424e.zip
exec: make io_mem_unassigned private
There is no reason to avoid a recompile before accessing unassigned
memory.  In the end it will be treated as MMIO anyway.

Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'include/exec')
-rw-r--r--include/exec/cpu-common.h1
-rw-r--r--include/exec/softmmu_template.h10
2 files changed, 2 insertions, 9 deletions
diff --git a/include/exec/cpu-common.h b/include/exec/cpu-common.h
index 1686b8f546..e061e21093 100644
--- a/include/exec/cpu-common.h
+++ b/include/exec/cpu-common.h
@@ -111,7 +111,6 @@ void cpu_physical_memory_write_rom(hwaddr addr,
                                    const uint8_t *buf, int len);
 
 extern struct MemoryRegion io_mem_rom;
-extern struct MemoryRegion io_mem_unassigned;
 extern struct MemoryRegion io_mem_notdirty;
 
 #endif
diff --git a/include/exec/softmmu_template.h b/include/exec/softmmu_template.h
index 4501dacad1..ca91fd0b22 100644
--- a/include/exec/softmmu_template.h
+++ b/include/exec/softmmu_template.h
@@ -68,10 +68,7 @@ static inline DATA_TYPE glue(io_read, SUFFIX)(CPUArchState *env,
 
     physaddr = (physaddr & TARGET_PAGE_MASK) + addr;
     env->mem_io_pc = retaddr;
-    if (mr != &io_mem_rom
-        && mr != &io_mem_unassigned
-        && mr != &io_mem_notdirty
-            && !can_do_io(env)) {
+    if (mr != &io_mem_rom && mr != &io_mem_notdirty && !can_do_io(env)) {
         cpu_io_recompile(env, retaddr);
     }
 
@@ -218,10 +215,7 @@ static inline void glue(io_write, SUFFIX)(CPUArchState *env,
     MemoryRegion *mr = iotlb_to_region(physaddr);
 
     physaddr = (physaddr & TARGET_PAGE_MASK) + addr;
-    if (mr != &io_mem_rom
-        && mr != &io_mem_unassigned
-        && mr != &io_mem_notdirty
-            && !can_do_io(env)) {
+    if (mr != &io_mem_rom && mr != &io_mem_notdirty && !can_do_io(env)) {
         cpu_io_recompile(env, retaddr);
     }