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author Olivier Galibert <galibert@pobox.com>2020-05-25 16:42:42 +0200
committer Olivier Galibert <galibert@pobox.com>2020-05-25 16:42:57 +0200
commit22513fb6fe281f5ccb75aaddb6417a12a66c313d (patch)
tree3cf84032cc6482d685a8dbb57e015bd17c7f7fdc /src/emu/emumem_heu.cpp
parente42c2d2874cf9c1092c01ab5ce9ef997d465ce25 (diff)
emumem: A little more speedup. cache and specific change syntax, and are not pointers anymore [O. Galibert]
The last(?) two changes are: - Add a template parameter to everything (theoretically the address space width, in practice a level derived from it to keep as much compatibility between widths as possible) so that the shift size becomes a constant. - Change the syntax of declaring and initializing the caches and specifics so that they're embedded in the owner device. Solves lifetime issues and also removes one indirection (looking up the base dispatch pointer through the cache/specific pointer).
Diffstat (limited to 'src/emu/emumem_heu.cpp')
-rw-r--r--src/emu/emumem_heu.cpp32
1 files changed, 16 insertions, 16 deletions
diff --git a/src/emu/emumem_heu.cpp b/src/emu/emumem_heu.cpp
index 7000f77dc25..42cc8c3f83c 100644
--- a/src/emu/emumem_heu.cpp
+++ b/src/emu/emumem_heu.cpp
@@ -7,7 +7,7 @@
#include "emumem_heu.h"
-template<int Width, int AddrShift, int Endian> handler_entry_read_units<Width, AddrShift, Endian>::handler_entry_read_units(const memory_units_descriptor<Width, AddrShift, Endian> &descriptor, u8 ukey, address_space *space) :
+template<int Width, int AddrShift, endianness_t Endian> handler_entry_read_units<Width, AddrShift, Endian>::handler_entry_read_units(const memory_units_descriptor<Width, AddrShift, Endian> &descriptor, u8 ukey, address_space *space) :
handler_entry_read<Width, AddrShift, Endian>(space, inh::F_UNITS),
m_subunits(0)
{
@@ -16,7 +16,7 @@ template<int Width, int AddrShift, int Endian> handler_entry_read_units<Width, A
std::sort(m_subunit_infos, m_subunit_infos + m_subunits, [](const subunit_info &a, const subunit_info &b) { return a.m_offset < b.m_offset; });
}
-template<int Width, int AddrShift, int Endian> handler_entry_read_units<Width, AddrShift, Endian>::handler_entry_read_units(const memory_units_descriptor<Width, AddrShift, Endian> &descriptor, u8 ukey, const handler_entry_read_units *src) :
+template<int Width, int AddrShift, endianness_t Endian> handler_entry_read_units<Width, AddrShift, Endian>::handler_entry_read_units(const memory_units_descriptor<Width, AddrShift, Endian> &descriptor, u8 ukey, const handler_entry_read_units *src) :
handler_entry_read<Width, AddrShift, Endian>(src->m_space, inh::F_UNITS),
m_subunits(0)
{
@@ -36,19 +36,19 @@ template<int Width, int AddrShift, int Endian> handler_entry_read_units<Width, A
std::sort(m_subunit_infos, m_subunit_infos + m_subunits, [](const subunit_info &a, const subunit_info &b) { return a.m_offset < b.m_offset; });
}
-template<int Width, int AddrShift, int Endian> handler_entry_read_units<Width, AddrShift, Endian>::~handler_entry_read_units()
+template<int Width, int AddrShift, endianness_t Endian> handler_entry_read_units<Width, AddrShift, Endian>::~handler_entry_read_units()
{
for(u32 i=0; i != m_subunits; i++)
m_subunit_infos[i].m_handler->unref();
}
-template<int Width, int AddrShift, int Endian> void handler_entry_read_units<Width, AddrShift, Endian>::enumerate_references(handler_entry::reflist &refs) const
+template<int Width, int AddrShift, endianness_t Endian> void handler_entry_read_units<Width, AddrShift, Endian>::enumerate_references(handler_entry::reflist &refs) const
{
for(u32 i=0; i != m_subunits; i++)
refs.add(m_subunit_infos[i].m_handler);
}
-template<int Width, int AddrShift, int Endian> void handler_entry_read_units<Width, AddrShift, Endian>::fill(const memory_units_descriptor<Width, AddrShift, Endian> &descriptor, const std::vector<typename memory_units_descriptor<Width, AddrShift, Endian>::entry> &entries)
+template<int Width, int AddrShift, endianness_t Endian> void handler_entry_read_units<Width, AddrShift, Endian>::fill(const memory_units_descriptor<Width, AddrShift, Endian> &descriptor, const std::vector<typename memory_units_descriptor<Width, AddrShift, Endian>::entry> &entries)
{
handler_entry *handler = descriptor.get_subunit_handler();
handler->ref(entries.size());
@@ -60,7 +60,7 @@ template<int Width, int AddrShift, int Endian> void handler_entry_read_units<Wid
}
-template<int Width, int AddrShift, int Endian> typename emu::detail::handler_entry_size<Width>::uX handler_entry_read_units<Width, AddrShift, Endian>::read(offs_t offset, uX mem_mask)
+template<int Width, int AddrShift, endianness_t Endian> typename emu::detail::handler_entry_size<Width>::uX handler_entry_read_units<Width, AddrShift, Endian>::read(offs_t offset, uX mem_mask) const
{
this->ref();
@@ -98,7 +98,7 @@ template<int Width, int AddrShift, int Endian> typename emu::detail::handler_ent
return result;
}
-template<int Width, int AddrShift, int Endian> std::string handler_entry_read_units<Width, AddrShift, Endian>::m2r(typename emu::detail::handler_entry_size<Width>::uX mask)
+template<int Width, int AddrShift, endianness_t Endian> std::string handler_entry_read_units<Width, AddrShift, Endian>::m2r(typename emu::detail::handler_entry_size<Width>::uX mask)
{
constexpr u32 mbits = 8*sizeof(uX);
u32 start, end;
@@ -109,7 +109,7 @@ template<int Width, int AddrShift, int Endian> std::string handler_entry_read_un
return util::string_format("%d-%d", end, start);
}
-template<int Width, int AddrShift, int Endian> std::string handler_entry_read_units<Width, AddrShift, Endian>::name() const
+template<int Width, int AddrShift, endianness_t Endian> std::string handler_entry_read_units<Width, AddrShift, Endian>::name() const
{
std::string result;
@@ -126,7 +126,7 @@ template<int Width, int AddrShift, int Endian> std::string handler_entry_read_un
-template<int Width, int AddrShift, int Endian> handler_entry_write_units<Width, AddrShift, Endian>::handler_entry_write_units(const memory_units_descriptor<Width, AddrShift, Endian> &descriptor, u8 ukey, address_space *space) :
+template<int Width, int AddrShift, endianness_t Endian> handler_entry_write_units<Width, AddrShift, Endian>::handler_entry_write_units(const memory_units_descriptor<Width, AddrShift, Endian> &descriptor, u8 ukey, address_space *space) :
handler_entry_write<Width, AddrShift, Endian>(space, inh::F_UNITS),
m_subunits(0)
{
@@ -135,7 +135,7 @@ template<int Width, int AddrShift, int Endian> handler_entry_write_units<Width,
std::sort(m_subunit_infos, m_subunit_infos + m_subunits, [](const subunit_info &a, const subunit_info &b) { return a.m_offset < b.m_offset; });
}
-template<int Width, int AddrShift, int Endian> handler_entry_write_units<Width, AddrShift, Endian>::handler_entry_write_units(const memory_units_descriptor<Width, AddrShift, Endian> &descriptor, u8 ukey, const handler_entry_write_units<Width, AddrShift, Endian> *src) :
+template<int Width, int AddrShift, endianness_t Endian> handler_entry_write_units<Width, AddrShift, Endian>::handler_entry_write_units(const memory_units_descriptor<Width, AddrShift, Endian> &descriptor, u8 ukey, const handler_entry_write_units<Width, AddrShift, Endian> *src) :
handler_entry_write<Width, AddrShift, Endian>(src->m_space, inh::F_UNITS),
m_subunits(0)
{
@@ -155,19 +155,19 @@ template<int Width, int AddrShift, int Endian> handler_entry_write_units<Width,
std::sort(m_subunit_infos, m_subunit_infos + m_subunits, [](const subunit_info &a, const subunit_info &b) { return a.m_offset < b.m_offset; });
}
-template<int Width, int AddrShift, int Endian> handler_entry_write_units<Width, AddrShift, Endian>::~handler_entry_write_units()
+template<int Width, int AddrShift, endianness_t Endian> handler_entry_write_units<Width, AddrShift, Endian>::~handler_entry_write_units()
{
for(u32 i=0; i != m_subunits; i++)
m_subunit_infos[i].m_handler->unref();
}
-template<int Width, int AddrShift, int Endian> void handler_entry_write_units<Width, AddrShift, Endian>::enumerate_references(handler_entry::reflist &refs) const
+template<int Width, int AddrShift, endianness_t Endian> void handler_entry_write_units<Width, AddrShift, Endian>::enumerate_references(handler_entry::reflist &refs) const
{
for(u32 i=0; i != m_subunits; i++)
refs.add(m_subunit_infos[i].m_handler);
}
-template<int Width, int AddrShift, int Endian> void handler_entry_write_units<Width, AddrShift, Endian>::fill(const memory_units_descriptor<Width, AddrShift, Endian> &descriptor, const std::vector<typename memory_units_descriptor<Width, AddrShift, Endian>::entry> &entries)
+template<int Width, int AddrShift, endianness_t Endian> void handler_entry_write_units<Width, AddrShift, Endian>::fill(const memory_units_descriptor<Width, AddrShift, Endian> &descriptor, const std::vector<typename memory_units_descriptor<Width, AddrShift, Endian>::entry> &entries)
{
handler_entry *handler = descriptor.get_subunit_handler();
handler->ref(entries.size());
@@ -175,7 +175,7 @@ template<int Width, int AddrShift, int Endian> void handler_entry_write_units<Wi
m_subunit_infos[m_subunits++] = subunit_info{ handler, e.m_amask, e.m_dmask, e.m_ashift, e.m_offset, e.m_dshift, descriptor.get_subunit_width(), descriptor.get_subunit_endian() };
}
-template<int Width, int AddrShift, int Endian> void handler_entry_write_units<Width, AddrShift, Endian>::write(offs_t offset, uX data, uX mem_mask)
+template<int Width, int AddrShift, endianness_t Endian> void handler_entry_write_units<Width, AddrShift, Endian>::write(offs_t offset, uX data, uX mem_mask) const
{
this->ref();
@@ -212,7 +212,7 @@ template<int Width, int AddrShift, int Endian> void handler_entry_write_units<Wi
}
-template<int Width, int AddrShift, int Endian> std::string handler_entry_write_units<Width, AddrShift, Endian>::m2r(typename emu::detail::handler_entry_size<Width>::uX mask)
+template<int Width, int AddrShift, endianness_t Endian> std::string handler_entry_write_units<Width, AddrShift, Endian>::m2r(typename emu::detail::handler_entry_size<Width>::uX mask)
{
constexpr u32 mbits = 8*sizeof(uX);
u32 start, end;
@@ -223,7 +223,7 @@ template<int Width, int AddrShift, int Endian> std::string handler_entry_write_u
return util::string_format("%d-%d", end, start);
}
-template<int Width, int AddrShift, int Endian> std::string handler_entry_write_units<Width, AddrShift, Endian>::name() const
+template<int Width, int AddrShift, endianness_t Endian> std::string handler_entry_write_units<Width, AddrShift, Endian>::name() const
{
std::string result;