diff options
Diffstat (limited to 'accel')
-rw-r--r-- | accel/Kconfig | 9 | ||||
-rw-r--r-- | accel/stubs/tcg-stub.c | 1 | ||||
-rw-r--r-- | accel/tcg/cpu-exec.c | 11 | ||||
-rw-r--r-- | accel/tcg/cputlb.c | 2 | ||||
-rw-r--r-- | accel/tcg/translate-all.c | 2 | ||||
-rw-r--r-- | accel/tcg/translate-all.h | 39 | ||||
-rw-r--r-- | accel/tcg/user-exec.c | 2 |
7 files changed, 23 insertions, 43 deletions
diff --git a/accel/Kconfig b/accel/Kconfig index 2ad94a3839..461104c771 100644 --- a/accel/Kconfig +++ b/accel/Kconfig @@ -1,3 +1,12 @@ +config WHPX + bool + +config HAX + bool + +config HVF + bool + config TCG bool diff --git a/accel/stubs/tcg-stub.c b/accel/stubs/tcg-stub.c index e4bbf997aa..8c18d3eabd 100644 --- a/accel/stubs/tcg-stub.c +++ b/accel/stubs/tcg-stub.c @@ -12,7 +12,6 @@ #include "qemu/osdep.h" #include "cpu.h" -#include "tcg/tcg.h" #include "exec/exec-all.h" void tb_flush(CPUState *cpu) diff --git a/accel/tcg/cpu-exec.c b/accel/tcg/cpu-exec.c index 8689c54499..fa325bb3d8 100644 --- a/accel/tcg/cpu-exec.c +++ b/accel/tcg/cpu-exec.c @@ -26,6 +26,7 @@ #include "exec/exec-all.h" #include "tcg/tcg.h" #include "qemu/atomic.h" +#include "qemu/compiler.h" #include "sysemu/qtest.h" #include "qemu/timer.h" #include "qemu/rcu.h" @@ -144,6 +145,16 @@ static void init_delay_params(SyncClocks *sc, const CPUState *cpu) #endif /* CONFIG USER ONLY */ /* Execute a TB, and fix up the CPU state afterwards if necessary */ +/* + * Disable CFI checks. + * TCG creates binary blobs at runtime, with the transformed code. + * A TB is a blob of binary code, created at runtime and called with an + * indirect function call. Since such function did not exist at compile time, + * the CFI runtime has no way to verify its signature and would fail. + * TCG is not considered a security-sensitive part of QEMU so this does not + * affect the impact of CFI in environment with high security requirements + */ +QEMU_DISABLE_CFI static inline tcg_target_ulong cpu_tb_exec(CPUState *cpu, TranslationBlock *itb) { CPUArchState *env = cpu->env_ptr; diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c index 42ab79c1a5..ced3dc077e 100644 --- a/accel/tcg/cputlb.c +++ b/accel/tcg/cputlb.c @@ -33,7 +33,7 @@ #include "exec/helper-proto.h" #include "qemu/atomic.h" #include "qemu/atomic128.h" -#include "translate-all.h" +#include "exec/translate-all.h" #include "trace/trace-root.h" #include "trace/mem.h" #ifdef CONFIG_PLUGIN diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c index b7d50a73d4..a1803a1026 100644 --- a/accel/tcg/translate-all.c +++ b/accel/tcg/translate-all.c @@ -49,7 +49,7 @@ #include "exec/cputlb.h" #include "exec/tb-hash.h" -#include "translate-all.h" +#include "exec/translate-all.h" #include "qemu/bitmap.h" #include "qemu/error-report.h" #include "qemu/qemu-print.h" diff --git a/accel/tcg/translate-all.h b/accel/tcg/translate-all.h deleted file mode 100644 index a557b4e2bb..0000000000 --- a/accel/tcg/translate-all.h +++ /dev/null @@ -1,39 +0,0 @@ -/* - * Translated block handling - * - * 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 2.1 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, see <http://www.gnu.org/licenses/>. - */ -#ifndef TRANSLATE_ALL_H -#define TRANSLATE_ALL_H - -#include "exec/exec-all.h" - - -/* translate-all.c */ -struct page_collection *page_collection_lock(tb_page_addr_t start, - tb_page_addr_t end); -void page_collection_unlock(struct page_collection *set); -void tb_invalidate_phys_page_fast(struct page_collection *pages, - tb_page_addr_t start, int len, - uintptr_t retaddr); -void tb_invalidate_phys_page_range(tb_page_addr_t start, tb_page_addr_t end); -void tb_check_watchpoint(CPUState *cpu, uintptr_t retaddr); - -#ifdef CONFIG_USER_ONLY -int page_unprotect(target_ulong address, uintptr_t pc); -#endif - -#endif /* TRANSLATE_ALL_H */ diff --git a/accel/tcg/user-exec.c b/accel/tcg/user-exec.c index 293ee86ea4..1215b55ca0 100644 --- a/accel/tcg/user-exec.c +++ b/accel/tcg/user-exec.c @@ -23,7 +23,7 @@ #include "tcg/tcg.h" #include "qemu/bitops.h" #include "exec/cpu_ldst.h" -#include "translate-all.h" +#include "exec/translate-all.h" #include "exec/helper-proto.h" #include "qemu/atomic128.h" #include "trace/trace-root.h" |