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Improvements for TARGET_PAGE_BITS_VARY

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Fix for TCI ld16u_i64.
 Fix for segv on icount execute from i/o memory.
 Two misc cleanups.
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Merge remote-tracking branch 'remotes/rth/tags/pull-tcg-20191028' into staging

Improvements for TARGET_PAGE_BITS_VARY
Fix for TCI ld16u_i64.
Fix for segv on icount execute from i/o memory.
Two misc cleanups.

# gpg: Signature made Mon 28 Oct 2019 14:55:08 GMT
# gpg:                using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg:                issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A  05C0 64DF 38E8 AF7E 215F

* remotes/rth/tags/pull-tcg-20191028:
  translate-all: Remove tb_alloc
  translate-all: fix uninitialized tb->orig_tb
  cputlb: Fix tlb_vaddr_to_host
  exec: Cache TARGET_PAGE_MASK for TARGET_PAGE_BITS_VARY
  exec: Promote TARGET_PAGE_MASK to target_long
  exec: Restrict TARGET_PAGE_BITS_VARY assert to CONFIG_DEBUG_TCG
  exec: Use const alias for TARGET_PAGE_BITS_VARY
  configure: Detect compiler support for __attribute__((alias))
  exec: Split out variable page size support to exec-vary.c
  cpu: use ROUND_UP() to define xxx_PAGE_ALIGN
  cputlb: ensure _cmmu helper functions follow the naming standard
  tci: Add implementation for INDEX_op_ld16u_i64

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2019-10-29 08:38:04 +00:00
commit 8c68ff250a
12 changed files with 214 additions and 77 deletions
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19
configure vendored
View file

@ -5518,6 +5518,21 @@ if compile_prog "" "" ; then
vector16=yes
fi
########################################
# See if __attribute__((alias)) is supported.
# This false for Xcode 9, but has been remedied for Xcode 10.
# Unfortunately, travis uses Xcode 9 by default.
attralias=no
cat > $TMPC << EOF
int x = 1;
extern const int y __attribute__((alias("x")));
int main(void) { return 0; }
EOF
if compile_prog "" "" ; then
attralias=yes
fi
########################################
# check if getauxval is available.
@ -7083,6 +7098,10 @@ if test "$vector16" = "yes" ; then
echo "CONFIG_VECTOR16=y" >> $config_host_mak
fi
if test "$attralias" = "yes" ; then
echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak
fi
if test "$getauxval" = "yes" ; then
echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
fi