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memory: render_memory_region: factor out fr constant setters 

These 4 replicated lines set properties of fr that are constant over
the course of the function. Factor out their repeated setting (and also
guards against them being set multiple times in the loop below).

Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Peter Crosthwaite 2013-06-03 15:33:29 +10:00 committed by Paolo Bonzini
parent 41a6e477fd
commit 2eb74e1a1e
1 changed files with 5 additions and 8 deletions
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13
memory.c
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@ -556,6 +556,11 @@ static void render_memory_region(FlatView *view,
base = clip.start;
remain = clip.size;
fr.mr = mr;
fr.dirty_log_mask = mr->dirty_log_mask;
fr.romd_mode = mr->romd_mode;
fr.readonly = readonly;
/* Render the region itself into any gaps left by the current view. */
for (i = 0; i < view->nr && int128_nz(remain); ++i) {
if (int128_ge(base, addrrange_end(view->ranges[i].addr))) {
@ -564,12 +569,8 @@ static void render_memory_region(FlatView *view,
if (int128_lt(base, view->ranges[i].addr.start)) {
now = int128_min(remain,
int128_sub(view->ranges[i].addr.start, base));
fr.mr = mr;
fr.offset_in_region = offset_in_region;
fr.addr = addrrange_make(base, now);
fr.dirty_log_mask = mr->dirty_log_mask;
fr.romd_mode = mr->romd_mode;
fr.readonly = readonly;
flatview_insert(view, i, &fr);
++i;
int128_addto(&base, now);
@ -584,12 +585,8 @@ static void render_memory_region(FlatView *view,
int128_subfrom(&remain, now);
}
if (int128_nz(remain)) {
fr.mr = mr;
fr.offset_in_region = offset_in_region;
fr.addr = addrrange_make(base, remain);
fr.dirty_log_mask = mr->dirty_log_mask;
fr.romd_mode = mr->romd_mode;
fr.readonly = readonly;
flatview_insert(view, i, &fr);
}
}