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devel:gcc
gcc46
amd-save-the-initial-options-after-checking-vze...
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File amd-save-the-initial-options-after-checking-vzeroupper.patch of Package gcc46
From 0b70e1e33afa25536305f4a228409cf9b4e0eaad Mon Sep 17 00:00:00 2001 From: hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> Date: Mon, 23 May 2011 16:51:42 +0000 Subject: [PATCH] Save the initial options after checking vzeroupper. gcc/ 2011-05-23 H.J. Lu <hongjiu.lu@intel.com> PR target/47315 * config/i386/i386.c (ix86_option_override_internal): Save the initial options after checking vzeroupper. gcc/testsuite/ 2011-05-23 H.J. Lu <hongjiu.lu@intel.com> PR target/47315 * gcc.target/i386/pr47315.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174078 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/ChangeLog | 6 ++++++ gcc/config/i386/i386.c | 11 ++++++----- gcc/testsuite/ChangeLog | 5 +++++ gcc/testsuite/gcc.target/i386/pr47315.c | 10 ++++++++++ 4 files changed, 27 insertions(+), 5 deletions(-) create mode 100644 gcc/testsuite/gcc.target/i386/pr47315.c diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 0709be8..854e376 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -4191,11 +4191,6 @@ ix86_option_override_internal (bool main_args_p) #endif } - /* Save the initial options in case the user does function specific options */ - if (main_args_p) - target_option_default_node = target_option_current_node - = build_target_option_node (); - if (TARGET_AVX) { /* When not optimize for size, enable vzeroupper optimization for @@ -4217,6 +4212,12 @@ ix86_option_override_internal (bool main_args_p) /* Disable vzeroupper pass if TARGET_AVX is disabled. */ target_flags &= ~MASK_VZEROUPPER; } + + /* Save the initial options in case the user does function specific + options. */ + if (main_args_p) + target_option_default_node = target_option_current_node + = build_target_option_node (); } /* Return TRUE if VAL is passed in register with 256bit AVX modes. */ diff --git a/gcc/testsuite/gcc.target/i386/pr47315.c b/gcc/testsuite/gcc.target/i386/pr47315.c new file mode 100644 index 0000000..871d3f1 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr47315.c @@ -0,0 +1,10 @@ +/* { dg-do compile } */ +/* { dg-options "-O3 -mvzeroupper" } */ + +__attribute__ ((__target__ ("avx"))) +float bar (float f) {} + +void foo (float f) +{ + bar (f); +} -- 1.6.0.2
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