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| author | Peter Maydell <peter.maydell@linaro.org> | 2017-10-11 09:56:16 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2017-10-11 09:56:16 +0100 |
| commit | e74c0cfa57323e5806894c65086f411112168820 (patch) | |
| tree | a3bef61f13efe7f63074b68abe09449f9b71db46 /util/pagesize.c | |
| parent | 567d0a19c7998fa366598b83d5a6e5f0759d3ea9 (diff) | |
| parent | 8df8d529ed958de4e23dcbf38bd34eff1a4716f2 (diff) | |
Merge remote-tracking branch 'remotes/rth/tags/pull-tcg-20171010' into staging
Queued TCG patches
# gpg: Signature made Tue 10 Oct 2017 20:23:12 BST
# gpg: using RSA key 0x64DF38E8AF7E215F
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>"
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A 05C0 64DF 38E8 AF7E 215F
* remotes/rth/tags/pull-tcg-20171010:
tcg/mips: delete commented out extern keyword.
tcg: define TCG_HIGHWATER
util: move qemu_real_host_page_size/mask to osdep.h
tcg: take .helpers out of TCGContext
tci: move tci_regs to tcg_qemu_tb_exec's stack
exec-all: extract tb->tc_* into a separate struct tc_tb
translate-all: define and use DEBUG_TB_CHECK_GATE
translate-all: define and use DEBUG_TB_INVALIDATE_GATE
exec-all: introduce TB_PAGE_ADDR_FMT
translate-all: define and use DEBUG_TB_FLUSH_GATE
exec-all: bring tb->invalid into tb->cflags
tcg: consolidate TB lookups in tb_lookup__cpu_state
tcg: remove addr argument from lookup_tb_ptr
tcg/mips: constify tcg_target_callee_save_regs
tcg/i386: constify tcg_target_callee_save_regs
cpu-exec: rename have_tb_lock to acquired_tb_lock in tb_find
translate-all: make have_tb_lock static
exec-all: fix typos in TranslationBlock's documentation
tcg: fix corruption of code_time profiling counter upon tb_flush
cputlb: bring back tlb_flush_count under !TLB_DEBUG
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'util/pagesize.c')
| -rw-r--r-- | util/pagesize.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/util/pagesize.c b/util/pagesize.c new file mode 100644 index 0000000000..998632cf6e --- /dev/null +++ b/util/pagesize.c @@ -0,0 +1,18 @@ +/* + * pagesize.c - query the host about its page size + * + * Copyright (C) 2017, Emilio G. Cota <cota@braap.org> + * License: GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + */ + +#include "qemu/osdep.h" + +uintptr_t qemu_real_host_page_size; +intptr_t qemu_real_host_page_mask; + +static void __attribute__((constructor)) init_real_host_page_size(void) +{ + qemu_real_host_page_size = getpagesize(); + qemu_real_host_page_mask = -(intptr_t)qemu_real_host_page_size; +} |