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authorAvi Kivity <avi@redhat.com>2012-03-08 18:08:35 +0200
committerAvi Kivity <avi@redhat.com>2012-03-08 19:06:11 +0200
commit37ec01d43343fc20b6e1ce34f82ec617020a9849 (patch)
tree695897b3abe5e16ed272127f7a5d49f34410b6c8 /softmmu_template.h
parentce5d64c2d0aa2aaf2ef60e9af48b0bf57852470b (diff)
memory: dispatch directly via MemoryRegion
Instead of indirecting via io_mem_region, dispatch directly through the MemoryRegion obtained from the iotlb or phys_page_find(). Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'softmmu_template.h')
-rw-r--r--softmmu_template.h48
1 files changed, 24 insertions, 24 deletions
diff --git a/softmmu_template.h b/softmmu_template.h
index 7c7e15bc93..e3950204cd 100644
--- a/softmmu_template.h
+++ b/softmmu_template.h
@@ -62,27 +62,27 @@ static inline DATA_TYPE glue(io_read, SUFFIX)(target_phys_addr_t physaddr,
void *retaddr)
{
DATA_TYPE res;
- int index;
- index = physaddr & (IO_MEM_NB_ENTRIES - 1);
+ MemoryRegion *mr = iotlb_to_region(physaddr);
+
physaddr = (physaddr & TARGET_PAGE_MASK) + addr;
env->mem_io_pc = (unsigned long)retaddr;
- if (index != io_mem_ram.ram_addr && index != io_mem_rom.ram_addr
- && index != io_mem_unassigned.ram_addr
- && index != io_mem_notdirty.ram_addr
+ if (mr != &io_mem_ram && mr != &io_mem_rom
+ && mr != &io_mem_unassigned
+ && mr != &io_mem_notdirty
&& !can_do_io(env)) {
cpu_io_recompile(env, retaddr);
}
env->mem_io_vaddr = addr;
#if SHIFT <= 2
- res = io_mem_read(index, physaddr, 1 << SHIFT);
+ res = io_mem_read(mr, physaddr, 1 << SHIFT);
#else
#ifdef TARGET_WORDS_BIGENDIAN
- res = io_mem_read(index, physaddr, 4) << 32;
- res |= io_mem_read(index, physaddr + 4, 4);
+ res = io_mem_read(mr, physaddr, 4) << 32;
+ res |= io_mem_read(mr, physaddr + 4, 4);
#else
- res = io_mem_read(index, physaddr, 4);
- res |= io_mem_read(index, physaddr + 4, 4) << 32;
+ res = io_mem_read(mr, physaddr, 4);
+ res |= io_mem_read(mr, physaddr + 4, 4) << 32;
#endif
#endif /* SHIFT > 2 */
return res;
@@ -110,7 +110,7 @@ DATA_TYPE REGPARM glue(glue(__ld, SUFFIX), MMUSUFFIX)(target_ulong addr,
if ((addr & (DATA_SIZE - 1)) != 0)
goto do_unaligned_access;
retaddr = GETPC();
- ioaddr = section_to_ioaddr(env->iotlb[mmu_idx][index]);
+ ioaddr = env->iotlb[mmu_idx][index];
res = glue(io_read, SUFFIX)(ioaddr, addr, retaddr);
} else if (((addr & ~TARGET_PAGE_MASK) + DATA_SIZE - 1) >= TARGET_PAGE_SIZE) {
/* slow unaligned access (it spans two pages or IO) */
@@ -164,7 +164,7 @@ static DATA_TYPE glue(glue(slow_ld, SUFFIX), MMUSUFFIX)(target_ulong addr,
/* IO access */
if ((addr & (DATA_SIZE - 1)) != 0)
goto do_unaligned_access;
- ioaddr = section_to_ioaddr(env->iotlb[mmu_idx][index]);
+ ioaddr = env->iotlb[mmu_idx][index];
res = glue(io_read, SUFFIX)(ioaddr, addr, retaddr);
} else if (((addr & ~TARGET_PAGE_MASK) + DATA_SIZE - 1) >= TARGET_PAGE_SIZE) {
do_unaligned_access:
@@ -207,12 +207,12 @@ static inline void glue(io_write, SUFFIX)(target_phys_addr_t physaddr,
target_ulong addr,
void *retaddr)
{
- int index;
- index = physaddr & (IO_MEM_NB_ENTRIES - 1);
+ MemoryRegion *mr = iotlb_to_region(physaddr);
+
physaddr = (physaddr & TARGET_PAGE_MASK) + addr;
- if (index != io_mem_ram.ram_addr && index != io_mem_rom.ram_addr
- && index != io_mem_unassigned.ram_addr
- && index != io_mem_notdirty.ram_addr
+ if (mr != &io_mem_ram && mr != &io_mem_rom
+ && mr != &io_mem_unassigned
+ && mr != &io_mem_notdirty
&& !can_do_io(env)) {
cpu_io_recompile(env, retaddr);
}
@@ -220,14 +220,14 @@ static inline void glue(io_write, SUFFIX)(target_phys_addr_t physaddr,
env->mem_io_vaddr = addr;
env->mem_io_pc = (unsigned long)retaddr;
#if SHIFT <= 2
- io_mem_write(index, physaddr, val, 1 << SHIFT);
+ io_mem_write(mr, physaddr, val, 1 << SHIFT);
#else
#ifdef TARGET_WORDS_BIGENDIAN
- io_mem_write(index, physaddr, (val >> 32), 4);
- io_mem_write(index, physaddr + 4, (uint32_t)val, 4);
+ io_mem_write(mr, physaddr, (val >> 32), 4);
+ io_mem_write(mr, physaddr + 4, (uint32_t)val, 4);
#else
- io_mem_write(index, physaddr, (uint32_t)val, 4);
- io_mem_write(index, physaddr + 4, val >> 32, 4);
+ io_mem_write(mr, physaddr, (uint32_t)val, 4);
+ io_mem_write(mr, physaddr + 4, val >> 32, 4);
#endif
#endif /* SHIFT > 2 */
}
@@ -251,7 +251,7 @@ void REGPARM glue(glue(__st, SUFFIX), MMUSUFFIX)(target_ulong addr,
if ((addr & (DATA_SIZE - 1)) != 0)
goto do_unaligned_access;
retaddr = GETPC();
- ioaddr = section_to_ioaddr(env->iotlb[mmu_idx][index]);
+ ioaddr = env->iotlb[mmu_idx][index];
glue(io_write, SUFFIX)(ioaddr, val, addr, retaddr);
} else if (((addr & ~TARGET_PAGE_MASK) + DATA_SIZE - 1) >= TARGET_PAGE_SIZE) {
do_unaligned_access:
@@ -303,7 +303,7 @@ static void glue(glue(slow_st, SUFFIX), MMUSUFFIX)(target_ulong addr,
/* IO access */
if ((addr & (DATA_SIZE - 1)) != 0)
goto do_unaligned_access;
- ioaddr = section_to_ioaddr(env->iotlb[mmu_idx][index]);
+ ioaddr = env->iotlb[mmu_idx][index];
glue(io_write, SUFFIX)(ioaddr, val, addr, retaddr);
} else if (((addr & ~TARGET_PAGE_MASK) + DATA_SIZE - 1) >= TARGET_PAGE_SIZE) {
do_unaligned_access: