diff options
| author | Xinliang David Li <davidxl@google.com> | 2012-12-10 22:28:28 +0000 |
|---|---|---|
| committer | Xinliang David Li <davidxl@gcc.gnu.org> | 2012-12-10 22:28:28 +0000 |
| commit | c6f0bffeb37be648d2d3d30bcc6c48d575a96755 (patch) | |
| tree | 45d6e2f6508bf17249ef46ebe95a4e6621c101ab | |
| parent | 587482613906af0bb2af906738b80e00390f79e6 (diff) | |
| download | gcc-c6f0bffeb37be648d2d3d30bcc6c48d575a96755.zip gcc-c6f0bffeb37be648d2d3d30bcc6c48d575a96755.tar.gz gcc-c6f0bffeb37be648d2d3d30bcc6c48d575a96755.tar.bz2 | |
Enable push/pop for latest x86 CPUs
From-SVN: r194374
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 4 |
2 files changed, 6 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index de421ec..9ed5f36 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2012-12-10 Xinliang David Li <davidxl@google.com> + + * config/i386/i386.c: Enable push/pop in pro/epilogue for mordern CPUs. + 2012-12-10 Steve Ellcey <sellcey@mips.com> * config/mips/gnu-user.h (NO_SHARED_SPECS): Add space before option. diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index cfb17f8..69f44aa 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -1919,10 +1919,10 @@ static unsigned int initial_ix86_tune_features[X86_TUNE_LAST] = { m_P4_NOCONA | m_CORE2I7 | m_ATOM | m_AMD_MULTIPLE | m_GENERIC, /* X86_TUNE_PROLOGUE_USING_MOVE */ - m_PPRO | m_CORE2I7 | m_ATOM | m_ATHLON_K8 | m_GENERIC, + m_PPRO | m_ATHLON_K8, /* X86_TUNE_EPILOGUE_USING_MOVE */ - m_PPRO | m_CORE2I7 | m_ATOM | m_ATHLON_K8 | m_GENERIC, + m_PPRO | m_ATHLON_K8, /* X86_TUNE_SHIFT1 */ ~m_486, |