diff options
Diffstat (limited to 'accel/tcg/internal-target.h')
-rw-r--r-- | accel/tcg/internal-target.h | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/accel/tcg/internal-target.h b/accel/tcg/internal-target.h deleted file mode 100644 index fe10972..0000000 --- a/accel/tcg/internal-target.h +++ /dev/null @@ -1,118 +0,0 @@ -/* - * Internal execution defines for qemu (target specific) - * - * Copyright (c) 2003 Fabrice Bellard - * - * SPDX-License-Identifier: LGPL-2.1-or-later - */ - -#ifndef ACCEL_TCG_INTERNAL_TARGET_H -#define ACCEL_TCG_INTERNAL_TARGET_H - -#include "exec/exec-all.h" -#include "exec/translate-all.h" - -/* - * Access to the various translations structures need to be serialised - * via locks for consistency. In user-mode emulation access to the - * memory related structures are protected with mmap_lock. - * In !user-mode we use per-page locks. - */ -#ifdef CONFIG_USER_ONLY -#define assert_memory_lock() tcg_debug_assert(have_mmap_lock()) -#else -#define assert_memory_lock() -#endif - -#if defined(CONFIG_SOFTMMU) && defined(CONFIG_DEBUG_TCG) -void assert_no_pages_locked(void); -#else -static inline void assert_no_pages_locked(void) { } -#endif - -#ifdef CONFIG_USER_ONLY -static inline void page_table_config_init(void) { } -#else -void page_table_config_init(void); -#endif - -#ifdef CONFIG_USER_ONLY -/* - * For user-only, page_protect sets the page read-only. - * Since most execution is already on read-only pages, and we'd need to - * account for other TBs on the same page, defer undoing any page protection - * until we receive the write fault. - */ -static inline void tb_lock_page0(tb_page_addr_t p0) -{ - page_protect(p0); -} - -static inline void tb_lock_page1(tb_page_addr_t p0, tb_page_addr_t p1) -{ - page_protect(p1); -} - -static inline void tb_unlock_page1(tb_page_addr_t p0, tb_page_addr_t p1) { } -static inline void tb_unlock_pages(TranslationBlock *tb) { } -#else -void tb_lock_page0(tb_page_addr_t); -void tb_lock_page1(tb_page_addr_t, tb_page_addr_t); -void tb_unlock_page1(tb_page_addr_t, tb_page_addr_t); -void tb_unlock_pages(TranslationBlock *); -#endif - -#ifdef CONFIG_SOFTMMU -void tb_invalidate_phys_range_fast(ram_addr_t ram_addr, - unsigned size, - uintptr_t retaddr); -G_NORETURN void cpu_io_recompile(CPUState *cpu, uintptr_t retaddr); -#endif /* CONFIG_SOFTMMU */ - -bool tb_invalidate_phys_page_unwind(tb_page_addr_t addr, uintptr_t pc); - -/* Return the current PC from CPU, which may be cached in TB. */ -static inline vaddr log_pc(CPUState *cpu, const TranslationBlock *tb) -{ - if (tb_cflags(tb) & CF_PCREL) { - return cpu->cc->get_pc(cpu); - } else { - return tb->pc; - } -} - -/** - * tcg_req_mo: - * @type: TCGBar - * - * Filter @type to the barrier that is required for the guest - * memory ordering vs the host memory ordering. A non-zero - * result indicates that some barrier is required. - * - * If TCG_GUEST_DEFAULT_MO is not defined, assume that the - * guest requires strict ordering. - * - * This is a macro so that it's constant even without optimization. - */ -#ifdef TCG_GUEST_DEFAULT_MO -# define tcg_req_mo(type) \ - ((type) & TCG_GUEST_DEFAULT_MO & ~TCG_TARGET_DEFAULT_MO) -#else -# define tcg_req_mo(type) ((type) & ~TCG_TARGET_DEFAULT_MO) -#endif - -/** - * cpu_req_mo: - * @type: TCGBar - * - * If tcg_req_mo indicates a barrier for @type is required - * for the guest memory model, issue a host memory barrier. - */ -#define cpu_req_mo(type) \ - do { \ - if (tcg_req_mo(type)) { \ - smp_mb(); \ - } \ - } while (0) - -#endif /* ACCEL_TCG_INTERNAL_H */ |