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| author | H.J. Lu <hongjiu.lu@intel.com> | 2010-09-17 21:07:09 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2010-09-17 14:07:09 -0700 |
| commit | e7ed95a24d005410ee3fb772c97189f43dadaee7 (patch) | |
| tree | de5a48ea5e9cadf018a942934426371b6d2cf5ab /gcc/ChangeLog | |
| parent | 8cab7c1398a6275c0b8e4132f3c2d1e22181c00b (diff) | |
| download | gcc-e7ed95a24d005410ee3fb772c97189f43dadaee7.zip gcc-e7ed95a24d005410ee3fb772c97189f43dadaee7.tar.gz gcc-e7ed95a24d005410ee3fb772c97189f43dadaee7.tar.bz2 | |
Pad short functions with NOPs for Atom.
gcc/
2010-09-17 H.J. Lu <hongjiu.lu@intel.com>
Richard Henderson <rth@redhat.com>
* config/i386/i386.c (initial_ix86_tune_features): Add
X86_TUNE_PAD_SHORT_FUNCTION.
(ix86_code_end): Pad with 8 NOPs for TARGET_PAD_SHORT_FUNCTION.
(ix86_count_insn): New.
(ix86_pad_short_function): Likewise.
(ix86_reorg): Support TARGET_PAD_SHORT_FUNCTION.
* config/i386/i386.h (ix86_tune_indices): Add
X86_TUNE_PAD_SHORT_FUNCTION.
(TARGET_PAD_SHORT_FUNCTION): New.
* config/i386/i386.md (UNSPEC_NOPS): New.
(nops): Likewise.
gcc/testsuite/
2010-09-17 H.J. Lu <hongjiu.lu@intel.com>
* gcc.target/i386/pad-1.c: New.
* gcc.target/i386/pad-2.c: Likewise.
* gcc.target/i386/pad-3.c: Likewise.
* gcc.target/i386/pad-4.c: Likewise.
* gcc.target/i386/pad-5a.c: Likewise.
* gcc.target/i386/pad-5b.c: Likewise.
* gcc.target/i386/pad-6a.c: Likewise.
* gcc.target/i386/pad-6b.c: Likewise.
* gcc.target/i386/pad-7.c: Likewise.
* gcc.target/i386/pad-8.c: Likewise.
* gcc.target/i386/pad-9.c: Likewise.
* gcc.target/i386/pad-10.c: Likewise.
Co-Authored-By: Richard Henderson <rth@redhat.com>
From-SVN: r164379
Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5301e8d..dcfc7e6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,4 +1,21 @@ 2010-09-17 H.J. Lu <hongjiu.lu@intel.com> + Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (initial_ix86_tune_features): Add + X86_TUNE_PAD_SHORT_FUNCTION. + (ix86_code_end): Pad with 8 NOPs for TARGET_PAD_SHORT_FUNCTION. + (ix86_count_insn): New. + (ix86_pad_short_function): Likewise. + (ix86_reorg): Support TARGET_PAD_SHORT_FUNCTION. + + * config/i386/i386.h (ix86_tune_indices): Add + X86_TUNE_PAD_SHORT_FUNCTION. + (TARGET_PAD_SHORT_FUNCTION): New. + + * config/i386/i386.md (UNSPEC_NOPS): New. + (nops): Likewise. + +2010-09-17 H.J. Lu <hongjiu.lu@intel.com> PR middle-end/45234 * calls.c (expand_call): Make sure that all variable sized |