diff options
| author | Yeongkyoon Lee <yeongkyoon.lee@samsung.com> | 2012-10-31 16:04:24 +0900 |
|---|---|---|
| committer | Blue Swirl <blauwirbel@gmail.com> | 2012-11-03 09:44:20 +0000 |
| commit | fdbb84d1332ae0827d60f1a2ca03c7d5678c6edd (patch) | |
| tree | 1f05b7cd3c113d4cd2bba0b35964b3af8a586c6c /softmmu_template.h | |
| parent | 32761257c0b9fa7ee04d2871a6e48a41f119c469 (diff) | |
tcg: Add extended GETPC mechanism for MMU helpers with ldst optimization
Add GETPC_EXT which is used by MMU helpers to selectively calculate the code
address of accessing guest memory when called from a qemu_ld/st optimized code
or a C function. Currently, it supports only i386 and x86-64 hosts.
Signed-off-by: Yeongkyoon Lee <yeongkyoon.lee@samsung.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'softmmu_template.h')
| -rw-r--r-- | softmmu_template.h | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/softmmu_template.h b/softmmu_template.h index 20d6baba68..ce30d8bddc 100644 --- a/softmmu_template.h +++ b/softmmu_template.h @@ -111,13 +111,13 @@ glue(glue(helper_ld, SUFFIX), MMUSUFFIX)(CPUArchState *env, target_ulong addr, /* IO access */ if ((addr & (DATA_SIZE - 1)) != 0) goto do_unaligned_access; - retaddr = GETPC(); + retaddr = GETPC_EXT(); ioaddr = env->iotlb[mmu_idx][index]; res = glue(io_read, SUFFIX)(env, ioaddr, addr, retaddr); } else if (((addr & ~TARGET_PAGE_MASK) + DATA_SIZE - 1) >= TARGET_PAGE_SIZE) { /* slow unaligned access (it spans two pages or IO) */ do_unaligned_access: - retaddr = GETPC(); + retaddr = GETPC_EXT(); #ifdef ALIGNED_ONLY do_unaligned_access(env, addr, READ_ACCESS_TYPE, mmu_idx, retaddr); #endif @@ -128,7 +128,7 @@ glue(glue(helper_ld, SUFFIX), MMUSUFFIX)(CPUArchState *env, target_ulong addr, uintptr_t addend; #ifdef ALIGNED_ONLY if ((addr & (DATA_SIZE - 1)) != 0) { - retaddr = GETPC(); + retaddr = GETPC_EXT(); do_unaligned_access(env, addr, READ_ACCESS_TYPE, mmu_idx, retaddr); } #endif @@ -138,7 +138,7 @@ glue(glue(helper_ld, SUFFIX), MMUSUFFIX)(CPUArchState *env, target_ulong addr, } } else { /* the page is not in the TLB : fill it */ - retaddr = GETPC(); + retaddr = GETPC_EXT(); #ifdef ALIGNED_ONLY if ((addr & (DATA_SIZE - 1)) != 0) do_unaligned_access(env, addr, READ_ACCESS_TYPE, mmu_idx, retaddr); @@ -257,12 +257,12 @@ void glue(glue(helper_st, SUFFIX), MMUSUFFIX)(CPUArchState *env, /* IO access */ if ((addr & (DATA_SIZE - 1)) != 0) goto do_unaligned_access; - retaddr = GETPC(); + retaddr = GETPC_EXT(); ioaddr = env->iotlb[mmu_idx][index]; glue(io_write, SUFFIX)(env, ioaddr, val, addr, retaddr); } else if (((addr & ~TARGET_PAGE_MASK) + DATA_SIZE - 1) >= TARGET_PAGE_SIZE) { do_unaligned_access: - retaddr = GETPC(); + retaddr = GETPC_EXT(); #ifdef ALIGNED_ONLY do_unaligned_access(env, addr, 1, mmu_idx, retaddr); #endif @@ -273,7 +273,7 @@ void glue(glue(helper_st, SUFFIX), MMUSUFFIX)(CPUArchState *env, uintptr_t addend; #ifdef ALIGNED_ONLY if ((addr & (DATA_SIZE - 1)) != 0) { - retaddr = GETPC(); + retaddr = GETPC_EXT(); do_unaligned_access(env, addr, 1, mmu_idx, retaddr); } #endif @@ -283,7 +283,7 @@ void glue(glue(helper_st, SUFFIX), MMUSUFFIX)(CPUArchState *env, } } else { /* the page is not in the TLB : fill it */ - retaddr = GETPC(); + retaddr = GETPC_EXT(); #ifdef ALIGNED_ONLY if ((addr & (DATA_SIZE - 1)) != 0) do_unaligned_access(env, addr, 1, mmu_idx, retaddr); |