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commit 911129f3bdef0acc9f2e16112e3bb1caccf1d586 Author: H.J. Lu hjl.tools@gmail.com Date: Thu Jul 9 18:51:01 2015 -0700

Turn on X86_TUNE_USE_BT for IA MCU --- gcc/config/i386/x86-tune.def | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/config/i386/x86-tune.def b/gcc/config/i386/x86-tune.def index eb271b8..6d65ca8 100644 --- a/gcc/config/i386/x86-tune.def +++ b/gcc/config/i386/x86-tune.def @@ -292,7 +292,7 @@ DEF_TUNE (X86_TUNE_USE_CLTD, "use_cltd", /* X86_TUNE_USE_BT: Enable use of BT (bit test) instructions. */ DEF_TUNE (X86_TUNE_USE_BT, "use_bt", m_CORE_ALL | m_BONNELL | m_SILVERMONT | m_KNL | m_INTEL - | m_AMD_MULTIPLE | m_GENERIC) + | m_IAMCU | m_AMD_MULTIPLE | m_GENERIC)

/*****************************************************************************/ /* 387 instruction selection tuning */