diff options
author | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-06-23 09:20:15 +0000 |
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committer | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-06-23 09:20:15 +0000 |
commit | 712da8a819a417a3b3ae68154eef8a3e054de363 (patch) | |
tree | 7a9ddd74d8f2fdea6f06d040e169d2b671633768 /configure.in | |
parent | c339f208c4b304199ebed24cf9963e8d13eefa1f (diff) |
merge revision(s) 44474,44538,44539,44890,44896,45954: [Backport #8358]
* configure.in: use SSE2 instructions for drop unexpected
precisions. [ruby-core:54738] [Bug #8358]
* configure.in: use SSE2 instructions to drop unexpected precisions on
other than mingw. [ruby-core:59472] [Bug #8358]
* configure.in: -mstackrealign is necessary for -msse2 working.
[ruby-core:54716] [Bug #8349]
* configure.in: -mstackrealign is necessary for -msse2 working.
[ruby-core:54716] [Bug #8349]
* configure.in: add qouting brackets and append wildcard for the
rest after target_cpu, to properly detect platform for SSE2
instructions. [ruby-core:60576] [Bug #8358]
* configure.in: Fix compilation error.
https://bugs.ruby-lang.org/issues/8358#note-16
* configure.in: enable SSE2 on mingw. target='i386-pc-mingw32'.
[ruby-core:62095] [Bug #8358]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@46514 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'configure.in')
-rw-r--r-- | configure.in | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/configure.in b/configure.in index 402919d174..6ea414ece0 100644 --- a/configure.in +++ b/configure.in @@ -771,6 +771,22 @@ if test "$GCC" = yes; then for oflag in -fno-fast-math; do RUBY_TRY_CFLAGS($oflag, [RUBY_APPEND_OPTION(optflags, $oflag)]) done + AS_CASE(["$target"], + [*-darwin*], [ + # doesn't seem necessary on Mac OS X + ], + [[i[4-6]86*|i386*mingw*]], [ + RUBY_TRY_CFLAGS(-msse2 -mfpmath=sse, [ + RUBY_APPEND_OPTION(XCFLAGS, -msse2 -mfpmath=sse) + ]) + AS_CASE(["$XCFLAGS"], + [[*-msse2*]], [ + RUBY_TRY_CFLAGS(-mstackrealign, [ + RUBY_APPEND_OPTION(XCFLAGS, -mstackrealign) + ]) + ]) + ] + ) fi test -z "${ac_env_CFLAGS_set}" -a -n "${cflags+set}" && eval CFLAGS="\"$cflags $ARCH_FLAG\"" |