haraldwolff/qemu-patch-raspberry4
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qemu-patch-raspberry4/include/exec
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Pavel Dovgalyuk ba3e792669 icount: clean up cpu_can_io at the entry to the block 
Most of IO instructions can be executed only at the end of the block in
icount mode. Therefore translator can set cpu_can_io flag when translating
the last instruction.
But when the blocks are chained, then this flag is not reset and may
remain set at the beginning of the next block.
This patch resets the flag at the entry of any translation block,
making I/O operations impossible by default.

Signed-off-by: Pavel Dovgalyuk <Pavel.Dovgaluk@ispras.ru>

--

v2 changes:
 - reset can_do_io at the start of every TB (suggested by Paolo Bonzini)
Message-Id: <156404428943.18669.15747009371169578935.stgit@pasha-Precision-3630-Tower>

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-08-20 17:26:22 +02:00
..
user include: Make headers more self-contained 2019-08-16 13:31:51 +02:00
address-spaces.h Clean up header guards that don't match their file name 2016-07-12 16:19:16 +02:00
cpu-all.h Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
cpu-common.h Header cleanups 2019-05-03 13:03:04 +02:00
cpu-defs.h Include qemu/queue.h slightly less 2019-08-16 13:31:52 +02:00
cpu_ldst.h linux-user: check valid address in access_ok() 2019-07-18 13:57:28 +02:00
cpu_ldst_template.h cpu: Replace ENV_GET_CPU with env_cpu 2019-06-10 07:03:34 -07:00
cpu_ldst_useronly_template.h tcg: Release mmap_lock on translation fault 2019-07-14 12:19:01 +02:00
cputlb.h include: Make headers more self-contained 2019-08-16 13:31:51 +02:00
exec-all.h include: Make headers more self-contained 2019-08-16 13:31:51 +02:00
gdbstub.h gdbstub: Clarify what gdb_handlesig() is doing 2018-05-25 10:10:55 +02:00
gen-icount.h icount: clean up cpu_can_io at the entry to the block 2019-08-20 17:26:22 +02:00
helper-gen.h tcg: Allow 6 arguments to TCG helpers 2017-12-29 12:43:40 -08:00
helper-head.h include/exec/helper-head.h: support "const void *" in helper calls 2019-02-21 10:22:24 -08:00
helper-proto.h tcg: Allow 6 arguments to TCG helpers 2017-12-29 12:43:40 -08:00
helper-tcg.h tcg: Add TCG_CALL_NO_RETURN 2018-12-26 06:40:24 +11:00
hwaddr.h hw: Clean up includes 2016-06-07 18:19:23 +03:00
ioport.h include: Make headers more self-contained 2019-08-16 13:31:51 +02:00
log.h qom/cpu: Simplify how CPUClass:cpu_dump_state() prints 2019-04-18 22:18:59 +02:00
memattrs.h exec: Add target-specific tlb bits to MemTxAttrs 2019-02-05 16:52:37 +00:00
memory-internal.h include: Make headers more self-contained 2019-08-16 13:31:51 +02:00
memory.h memory: fix race between TCG and accesses to dirty bitmap 2019-08-20 17:26:20 +02:00
memory_ldst.inc.h exec: move memory access declarations to a common header, inline *_phys functions 2018-05-09 00:13:38 +02:00
memory_ldst_cached.inc.h exec: reintroduce MemoryRegion caching 2018-05-09 00:13:38 +02:00
memory_ldst_phys.inc.h exec: move memory access declarations to a common header, inline *_phys functions 2018-05-09 00:13:38 +02:00
poison.h configure: Define target access alignment in configure 2019-08-20 17:26:19 +02:00
ram_addr.h include: Make headers more self-contained 2019-08-16 13:31:51 +02:00
ramlist.h migration: Poison ramblock loops in migration 2018-06-15 14:40:56 +01:00
softmmu-semi.h include: Make headers more self-contained 2019-08-16 13:31:51 +02:00
target_page.h migration: Make savevm.c target independent 2017-05-18 19:21:00 +02:00
tb-context.h tcg: remove tb_lock 2018-06-15 08:18:48 -10:00
tb-hash.h include: Make headers more self-contained 2019-08-16 13:31:51 +02:00
tb-lookup.h accel/tcg: Consider cluster index in tb_lookup__cpu_state() 2019-02-06 03:39:24 +00:00
translator.h Clean up decorations and whitespace around header guards 2019-05-13 08:58:55 +02:00