unicorn/qemu
Richard Henderson e9fe7d3c8d
target/arm: Only flush tlb if ASID changes
Since QEMU does not implement ASIDs, changes to the ASID must flush the
tlb. However, if the ASID does not change there is no reason to flush.

In testing a boot of the Ubuntu installer to the first menu, this reduces
the number of flushes by 30%, or nearly 600k instances.

Backports commit 93f379b0c43617b1361f742f261479eaed4959cb from qemu
2018-11-10 11:26:24 -05:00
..
accel cputlb: read CPUTLBEntry.addr_write atomically 2018-10-23 15:37:43 -04:00
crypto
default-configs
docs docs/devel/memory.txt: Document _with_attrs accessors 2018-10-04 04:46:26 -04:00
fpu softfloat: Specialize udiv_qrnnd for ppc64 2018-10-08 14:15:15 -04:00
hw hw/mips/mips_r4k: Fix initialization of MIPS target CPUs 2018-09-03 17:40:08 -04:00
include cputlb: read CPUTLBEntry.addr_write atomically 2018-10-23 15:37:43 -04:00
qapi qobject: Modify qobject_ref() to return obj 2018-05-04 10:24:10 -04:00
qobject qstring: Move qstring_from_substr()'s @end one to the right 2018-08-02 21:24:19 -04:00
qom tcg: access cpu->icount_decr.u16.high with atomics 2018-10-23 14:36:46 -04:00
scripts qapi: Emit a blank line before dummy declaration 2018-09-25 21:12:16 -04:00
target target/arm: Only flush tlb if ASID changes 2018-11-10 11:26:24 -05:00
tcg tcg: Split CONFIG_ATOMIC128 2018-10-23 15:17:39 -04:00
util Haiku support patches (#989) 2018-09-03 07:55:51 -04:00
aarch64.h target/arm: Use gvec for NEON_3R_VTST_VCEQ, NEON_3R_VCGT, NEON_3R_VCGE 2018-11-10 11:03:42 -05:00
aarch64eb.h target/arm: Use gvec for NEON_3R_VTST_VCEQ, NEON_3R_VCGT, NEON_3R_VCGE 2018-11-10 11:03:42 -05:00
accel.c
arm.h target/arm: Use gvec for NEON_3R_VTST_VCEQ, NEON_3R_VCGT, NEON_3R_VCGE 2018-11-10 11:03:42 -05:00
armeb.h target/arm: Use gvec for NEON_3R_VTST_VCEQ, NEON_3R_VCGT, NEON_3R_VCGE 2018-11-10 11:03:42 -05:00
CODING_STYLE
configure tcg: Split CONFIG_ATOMIC128 2018-10-23 15:17:39 -04:00
COPYING
COPYING.LIB
cpus.c
exec.c exec: introduce tlb_init 2018-10-23 14:41:29 -04:00
gen_all_header.sh
glib_compat.c Use cpu_create(type) instead of cpu_init(cpu_model) 2018-03-20 14:20:30 -04:00
HACKING HACKING: document preference for g_new instead of g_malloc 2018-05-22 00:30:50 -04:00
header_gen.py target/arm: Use gvec for NEON_3R_VTST_VCEQ, NEON_3R_VCGT, NEON_3R_VCGE 2018-11-10 11:03:42 -05:00
ioport.c
LICENSE
m68k.h exec: introduce tlb_init 2018-10-23 14:41:29 -04:00
Makefile Revert "Makefile: Rename TARGET_DIRS to TARGET_LIST" 2018-07-05 17:40:24 -04:00
Makefile.objs qapi: Move qapi-schema.json to qapi/, rename generated files 2018-03-09 11:35:11 -05:00
Makefile.target tcg: remove softfloat from --disable-tcg builds 2018-06-07 11:49:35 -04:00
memory_ldst.inc.c exec: Fix MAP_RAM for cached access 2018-07-03 01:11:12 -04:00
memory_mapping.c
memory.c memory: Remove old_mmio accessors 2018-10-04 04:45:30 -04:00
mips64.h exec: introduce tlb_init 2018-10-23 14:41:29 -04:00
mips64el.h exec: introduce tlb_init 2018-10-23 14:41:29 -04:00
mips.h exec: introduce tlb_init 2018-10-23 14:41:29 -04:00
mipsel.h exec: introduce tlb_init 2018-10-23 14:41:29 -04:00
powerpc.h exec: introduce tlb_init 2018-10-23 14:41:29 -04:00
qemu-timer.c
riscv32.h target/arm: Add v8M stack checks on ADD/SUB/MOV of SP 2018-10-08 14:15:15 -04:00
riscv64.h target/arm: Add v8M stack checks on ADD/SUB/MOV of SP 2018-10-08 14:15:15 -04:00
rules.mak
sparc64.h exec: introduce tlb_init 2018-10-23 14:41:29 -04:00
sparc.h exec: introduce tlb_init 2018-10-23 14:41:29 -04:00
unicorn_common.h unicorn_common: Fix unicorn memory functions failing 2018-09-03 10:40:14 -04:00
VERSION Open 3.1 development tree 2018-08-16 06:33:25 -04:00
vl.c Use cpu_create(type) instead of cpu_init(cpu_model) 2018-03-20 14:20:30 -04:00
vl.h
x86_64.h exec: introduce tlb_init 2018-10-23 14:41:29 -04:00