unicorn/qemu/accel/tcg
Richard Henderson 2a4a7b9391
tcg: Use tlb_fill probe from tlb_vaddr_to_host
Most of the existing users would continue around a loop which
would fault the tlb entry in via a normal load/store.

But for AArch64 SVE we have an existing emulation bug wherein we
would mark the first element of a no-fault vector load as faulted
(within the FFR, not via exception) just because we did not have
its address in the TLB. Now we can properly only mark it as faulted
if there really is no valid, readable translation, while still not
raising an exception. (Note that beyond the first element of the
vector, the hardware may report a fault for any reason whatsoever;
with at least one element loaded, forward progress is guaranteed.)

Backports commit 4811e9095c0491bc6f5450e5012c9c4796b9e59d from qemu
2019-05-16 18:27:03 -04:00
..
atomic_template.h tcg: Fix LGPL version number 2019-02-03 17:55:28 -05:00
cpu-exec-common.c tcg: Fix LGPL version number 2019-02-03 17:55:28 -05:00
cpu-exec.c tcg: Remove CF_IGNORE_ICOUNT 2019-05-06 00:57:09 -04:00
cputlb.c tcg: Use tlb_fill probe from tlb_vaddr_to_host 2019-05-16 18:27:03 -04:00
Makefile.objs tcg: move tcg backend files into accel/tcg/ 2018-03-13 11:48:15 -04:00
tcg-runtime-gvec.c tcg: Add support for vector absolute value 2019-05-16 16:33:43 -04:00
tcg-runtime.c tcg: define CF_PARALLEL and use it for TB hashing along with CF_COUNT_MASK 2019-05-04 22:22:06 -04:00
tcg-runtime.h tcg: Add support for vector absolute value 2019-05-16 16:33:43 -04:00
translate-all.c tcg: check CF_PARALLEL instead of parallel_cpus 2019-05-06 00:52:08 -04:00
translate-all.h tcg: Synchronize with qemu 2019-04-26 09:32:20 -04:00
translate-common.c tcg: Fix LGPL version number 2019-02-03 17:55:28 -05:00
translator.c tcg: Hoist max_insns computation to tb_gen_code 2019-04-30 09:49:57 -04:00