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author Aaron Giles <aaron@aarongiles.com>2012-09-19 19:48:09 +0000
committer Aaron Giles <aaron@aarongiles.com>2012-09-19 19:48:09 +0000
commit621ac620ae1ca743a66bb52aaf5478da01c3bac6 (patch)
tree2743a87e9077417af7546970d1ea1cc3b8781a63 /src/emu/cpu/drcuml.c
parent33c77e65bbd4513957f2ece623cee476cf439248 (diff)
Since nobody checks for NULLs anyway, make
device_memory_interface::space() assert against NULL and return a reference, and pushed references throughout all address space usage in the system. Added a has_space() method to check for those rare case when it is ambiguous. [Aaron Giles] Also reinstated the generic space and added fatal error handlers if anyone tries to actually read/write from it.
Diffstat (limited to 'src/emu/cpu/drcuml.c')
-rw-r--r--src/emu/cpu/drcuml.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/emu/cpu/drcuml.c b/src/emu/cpu/drcuml.c
index 4e671565815..626b55538e6 100644
--- a/src/emu/cpu/drcuml.c
+++ b/src/emu/cpu/drcuml.c
@@ -121,11 +121,11 @@ drcbe_interface::drcbe_interface(drcuml_state &drcuml, drc_cache &cache, device_
device_memory_interface *memory;
if (device.interface(memory))
for (address_spacenum spacenum = AS_0; spacenum < ARRAY_LENGTH(m_space); spacenum++)
- {
- m_space[spacenum] = memory->space(spacenum);
- if (m_space[spacenum] != NULL)
+ if (memory->has_space(spacenum))
+ {
+ m_space[spacenum] = &memory->space(spacenum);
m_space[spacenum]->accessors(m_accessors[spacenum]);
- }
+ }
}