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author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:35 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:35 -0800 |
commit | f721e3ac031f892af46f255a47d7f54a91317b30 (patch) | |
tree | 4b825dc642cb6eb9a060e54bf8d69288fbee4904 /softmmu_header.h | |
parent | bae1bc39312d5019bd9a5b8d840a529213a69a17 (diff) | |
download | external_qemu-f721e3ac031f892af46f255a47d7f54a91317b30.zip external_qemu-f721e3ac031f892af46f255a47d7f54a91317b30.tar.gz external_qemu-f721e3ac031f892af46f255a47d7f54a91317b30.tar.bz2 |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'softmmu_header.h')
-rw-r--r-- | softmmu_header.h | 345 |
1 files changed, 0 insertions, 345 deletions
diff --git a/softmmu_header.h b/softmmu_header.h deleted file mode 100644 index 9649717..0000000 --- a/softmmu_header.h +++ /dev/null @@ -1,345 +0,0 @@ -/* - * Software MMU support - * - * Copyright (c) 2003 Fabrice Bellard - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#if DATA_SIZE == 8 -#define SUFFIX q -#define USUFFIX q -#define DATA_TYPE uint64_t -#elif DATA_SIZE == 4 -#define SUFFIX l -#define USUFFIX l -#define DATA_TYPE uint32_t -#elif DATA_SIZE == 2 -#define SUFFIX w -#define USUFFIX uw -#define DATA_TYPE uint16_t -#define DATA_STYPE int16_t -#elif DATA_SIZE == 1 -#define SUFFIX b -#define USUFFIX ub -#define DATA_TYPE uint8_t -#define DATA_STYPE int8_t -#else -#error unsupported data size -#endif - -#if ACCESS_TYPE < (NB_MMU_MODES) - -#define CPU_MMU_INDEX ACCESS_TYPE -#define MMUSUFFIX _mmu - -#elif ACCESS_TYPE == (NB_MMU_MODES) - -#define CPU_MMU_INDEX (cpu_mmu_index(env)) -#define MMUSUFFIX _mmu - -#elif ACCESS_TYPE == (NB_MMU_MODES + 1) - -#define CPU_MMU_INDEX (cpu_mmu_index(env)) -#define MMUSUFFIX _cmmu - -#else -#error invalid ACCESS_TYPE -#endif - -#if DATA_SIZE == 8 -#define RES_TYPE uint64_t -#else -#define RES_TYPE int -#endif - -#if ACCESS_TYPE == (NB_MMU_MODES + 1) -#define ADDR_READ addr_code -#else -#define ADDR_READ addr_read -#endif - -#if (DATA_SIZE <= 4) && (TARGET_LONG_BITS == 32) && defined(__i386__) && \ - (ACCESS_TYPE < NB_MMU_MODES) && defined(ASM_SOFTMMU) - -static inline RES_TYPE glue(glue(ld, USUFFIX), MEMSUFFIX)(target_ulong ptr) -{ - int res; - - asm volatile ("movl %1, %%edx\n" - "movl %1, %%eax\n" - "shrl %3, %%edx\n" - "andl %4, %%eax\n" - "andl %2, %%edx\n" - "leal %5(%%edx, %%ebp), %%edx\n" - "cmpl (%%edx), %%eax\n" - "movl %1, %%eax\n" - "je 1f\n" - "movl %6, %%edx\n" - "call %7\n" - "movl %%eax, %0\n" - "jmp 2f\n" - "1:\n" - "addl 12(%%edx), %%eax\n" -#if DATA_SIZE == 1 - "movzbl (%%eax), %0\n" -#elif DATA_SIZE == 2 - "movzwl (%%eax), %0\n" -#elif DATA_SIZE == 4 - "movl (%%eax), %0\n" -#else -#error unsupported size -#endif - "2:\n" - : "=r" (res) - : "r" (ptr), - "i" ((CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS), - "i" (TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS), - "i" (TARGET_PAGE_MASK | (DATA_SIZE - 1)), - "m" (*(uint32_t *)offsetof(CPUState, tlb_table[CPU_MMU_INDEX][0].addr_read)), - "i" (CPU_MMU_INDEX), - "m" (*(uint8_t *)&glue(glue(__ld, SUFFIX), MMUSUFFIX)) - : "%eax", "%ecx", "%edx", "memory", "cc"); - return res; -} - -#if DATA_SIZE <= 2 -static inline int glue(glue(lds, SUFFIX), MEMSUFFIX)(target_ulong ptr) -{ - int res; - - asm volatile ("movl %1, %%edx\n" - "movl %1, %%eax\n" - "shrl %3, %%edx\n" - "andl %4, %%eax\n" - "andl %2, %%edx\n" - "leal %5(%%edx, %%ebp), %%edx\n" - "cmpl (%%edx), %%eax\n" - "movl %1, %%eax\n" - "je 1f\n" - "movl %6, %%edx\n" - "call %7\n" -#if DATA_SIZE == 1 - "movsbl %%al, %0\n" -#elif DATA_SIZE == 2 - "movswl %%ax, %0\n" -#else -#error unsupported size -#endif - "jmp 2f\n" - "1:\n" - "addl 12(%%edx), %%eax\n" -#if DATA_SIZE == 1 - "movsbl (%%eax), %0\n" -#elif DATA_SIZE == 2 - "movswl (%%eax), %0\n" -#else -#error unsupported size -#endif - "2:\n" - : "=r" (res) - : "r" (ptr), - "i" ((CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS), - "i" (TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS), - "i" (TARGET_PAGE_MASK | (DATA_SIZE - 1)), - "m" (*(uint32_t *)offsetof(CPUState, tlb_table[CPU_MMU_INDEX][0].addr_read)), - "i" (CPU_MMU_INDEX), - "m" (*(uint8_t *)&glue(glue(__ld, SUFFIX), MMUSUFFIX)) - : "%eax", "%ecx", "%edx", "memory", "cc"); - return res; -} -#endif - -static inline void glue(glue(st, SUFFIX), MEMSUFFIX)(target_ulong ptr, RES_TYPE v) -{ - asm volatile ("movl %0, %%edx\n" - "movl %0, %%eax\n" - "shrl %3, %%edx\n" - "andl %4, %%eax\n" - "andl %2, %%edx\n" - "leal %5(%%edx, %%ebp), %%edx\n" - "cmpl (%%edx), %%eax\n" - "movl %0, %%eax\n" - "je 1f\n" -#if DATA_SIZE == 1 - "movzbl %b1, %%edx\n" -#elif DATA_SIZE == 2 - "movzwl %w1, %%edx\n" -#elif DATA_SIZE == 4 - "movl %1, %%edx\n" -#else -#error unsupported size -#endif - "movl %6, %%ecx\n" - "call %7\n" - "jmp 2f\n" - "1:\n" - "addl 8(%%edx), %%eax\n" -#if DATA_SIZE == 1 - "movb %b1, (%%eax)\n" -#elif DATA_SIZE == 2 - "movw %w1, (%%eax)\n" -#elif DATA_SIZE == 4 - "movl %1, (%%eax)\n" -#else -#error unsupported size -#endif - "2:\n" - : - : "r" (ptr), -#if DATA_SIZE == 1 - "q" (v), -#else - "r" (v), -#endif - "i" ((CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS), - "i" (TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS), - "i" (TARGET_PAGE_MASK | (DATA_SIZE - 1)), - "m" (*(uint32_t *)offsetof(CPUState, tlb_table[CPU_MMU_INDEX][0].addr_write)), - "i" (CPU_MMU_INDEX), - "m" (*(uint8_t *)&glue(glue(__st, SUFFIX), MMUSUFFIX)) - : "%eax", "%ecx", "%edx", "memory", "cc"); -} - -#else - -/* generic load/store macros */ - -static inline RES_TYPE glue(glue(ld, USUFFIX), MEMSUFFIX)(target_ulong ptr) -{ - int page_index; - RES_TYPE res; - target_ulong addr; - unsigned long physaddr; - int mmu_idx; - - addr = ptr; - page_index = (addr >> TARGET_PAGE_BITS) & (CPU_TLB_SIZE - 1); - mmu_idx = CPU_MMU_INDEX; - if (unlikely(env->tlb_table[mmu_idx][page_index].ADDR_READ != - (addr & (TARGET_PAGE_MASK | (DATA_SIZE - 1))))) { - res = glue(glue(__ld, SUFFIX), MMUSUFFIX)(addr, mmu_idx); - } else { - physaddr = addr + env->tlb_table[mmu_idx][page_index].addend; - res = glue(glue(ld, USUFFIX), _raw)((uint8_t *)physaddr); - } - return res; -} - -#if DATA_SIZE <= 2 -static inline int glue(glue(lds, SUFFIX), MEMSUFFIX)(target_ulong ptr) -{ - int res, page_index; - target_ulong addr; - unsigned long physaddr; - int mmu_idx; - - addr = ptr; - page_index = (addr >> TARGET_PAGE_BITS) & (CPU_TLB_SIZE - 1); - mmu_idx = CPU_MMU_INDEX; - if (unlikely(env->tlb_table[mmu_idx][page_index].ADDR_READ != - (addr & (TARGET_PAGE_MASK | (DATA_SIZE - 1))))) { - res = (DATA_STYPE)glue(glue(__ld, SUFFIX), MMUSUFFIX)(addr, mmu_idx); - } else { - physaddr = addr + env->tlb_table[mmu_idx][page_index].addend; - res = glue(glue(lds, SUFFIX), _raw)((uint8_t *)physaddr); - } - return res; -} -#endif - -#if ACCESS_TYPE != (NB_MMU_MODES + 1) - -/* generic store macro */ - -static inline void glue(glue(st, SUFFIX), MEMSUFFIX)(target_ulong ptr, RES_TYPE v) -{ - int page_index; - target_ulong addr; - unsigned long physaddr; - int mmu_idx; - - addr = ptr; - page_index = (addr >> TARGET_PAGE_BITS) & (CPU_TLB_SIZE - 1); - mmu_idx = CPU_MMU_INDEX; - if (unlikely(env->tlb_table[mmu_idx][page_index].addr_write != - (addr & (TARGET_PAGE_MASK | (DATA_SIZE - 1))))) { - glue(glue(__st, SUFFIX), MMUSUFFIX)(addr, v, mmu_idx); - } else { - physaddr = addr + env->tlb_table[mmu_idx][page_index].addend; - glue(glue(st, SUFFIX), _raw)((uint8_t *)physaddr, v); - } -} - -#endif /* ACCESS_TYPE != (NB_MMU_MODES + 1) */ - -#endif /* !asm */ - -#if ACCESS_TYPE != (NB_MMU_MODES + 1) - -#if DATA_SIZE == 8 -static inline float64 glue(ldfq, MEMSUFFIX)(target_ulong ptr) -{ - union { - float64 d; - uint64_t i; - } u; - u.i = glue(ldq, MEMSUFFIX)(ptr); - return u.d; -} - -static inline void glue(stfq, MEMSUFFIX)(target_ulong ptr, float64 v) -{ - union { - float64 d; - uint64_t i; - } u; - u.d = v; - glue(stq, MEMSUFFIX)(ptr, u.i); -} -#endif /* DATA_SIZE == 8 */ - -#if DATA_SIZE == 4 -static inline float32 glue(ldfl, MEMSUFFIX)(target_ulong ptr) -{ - union { - float32 f; - uint32_t i; - } u; - u.i = glue(ldl, MEMSUFFIX)(ptr); - return u.f; -} - -static inline void glue(stfl, MEMSUFFIX)(target_ulong ptr, float32 v) -{ - union { - float32 f; - uint32_t i; - } u; - u.f = v; - glue(stl, MEMSUFFIX)(ptr, u.i); -} -#endif /* DATA_SIZE == 4 */ - -#endif /* ACCESS_TYPE != (NB_MMU_MODES + 1) */ - -#undef RES_TYPE -#undef DATA_TYPE -#undef DATA_STYPE -#undef SUFFIX -#undef USUFFIX -#undef DATA_SIZE -#undef CPU_MMU_INDEX -#undef MMUSUFFIX -#undef ADDR_READ |