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| author | Uros Bizjak <uros@gcc.gnu.org> | 2007-02-16 19:36:01 +0100 |
|---|---|---|
| committer | Uros Bizjak <uros@gcc.gnu.org> | 2007-02-16 19:36:01 +0100 |
| commit | fa681e3960f7fc93b48e06bfb4131371a9e9b3ad (patch) | |
| tree | 1833442ed772629bbb3c8f04dd569abd773e57b0 /libjava/java/util/WeakHashMap$WeakBucket.h | |
| parent | ce359ed91662f2c14f882613a094f75110a0eba2 (diff) | |
| download | gcc-fa681e3960f7fc93b48e06bfb4131371a9e9b3ad.zip gcc-fa681e3960f7fc93b48e06bfb4131371a9e9b3ad.tar.gz gcc-fa681e3960f7fc93b48e06bfb4131371a9e9b3ad.tar.bz2 | |
i386.h (x86_use_xchgb): New.
* config/i386/i386.h (x86_use_xchgb): New.
(TARGET_USE_XCHGB): New macro.
* config/i386/i386.c (x86_use_xchgb): Set for PENT4.
* config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
Split after reload into bswaphi for shifts of 8.
(bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
(*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
or when optimizing for size.
testsuite/ChangeLog:
* gcc.target/i386/builtin-bswap-1.c: Remove -march=nocona.
* gcc.target/i386/builtin-bswap-3.c: Ditto.
* gcc.target/i386/xchg-1.c: New test.
* gcc.target/i386/xchg-2.c: New test.
From-SVN: r122049
Diffstat (limited to 'libjava/java/util/WeakHashMap$WeakBucket.h')
0 files changed, 0 insertions, 0 deletions