From 933e4fe7ae88e0e652148df2ed24b4c7b27a76f9 Mon Sep 17 00:00:00 2001 From: Mike Stump Date: Mon, 23 Apr 2007 22:09:21 +0000 Subject: [PATCH] i386.c (ix86_tune_features [X86_TUNE_DEEP_BRANCH_PREDICTION]): Prefer call over thunks on nocona and core2. * config/i386/i386.c (ix86_tune_features [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on nocona and core2. From-SVN: r124084 --- gcc/ChangeLog | 6 ++++++ gcc/config/i386/i386.c | 3 +-- 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 46866c3cc61..142d6c2d249 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2007-04-23 Mike Stump + + * config/i386/i386.c (ix86_tune_features + [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on + nocona and core2. + 2007-04-23 H.J. Lu * config/i386/i386.md (prefix_extra): New attribute. diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index b785f499082..2e0586bf95a 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -1026,8 +1026,7 @@ unsigned int ix86_tune_features[X86_TUNE_LAST] = { m_486 | m_PENT | m_PPRO | m_ATHLON_K8_AMDFAM10 | m_K6 | m_CORE2 | m_GENERIC, /* X86_TUNE_DEEP_BRANCH_PREDICTION */ - m_PPRO | m_K6_GEODE | m_ATHLON_K8_AMDFAM10 | m_PENT4 - | m_NOCONA | m_CORE2 | m_GENERIC, + m_PPRO | m_K6_GEODE | m_ATHLON_K8_AMDFAM10 | m_PENT4 | m_GENERIC, /* X86_TUNE_BRANCH_PREDICTION_HINTS: Branch hints were put in P4 based on simulation result. But after P4 was made, no performance benefit