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| author | Michael Meissner <gnu@the-meissners.org> | 1995-10-12 21:49:37 +0000 |
|---|---|---|
| committer | Michael Meissner <gnu@the-meissners.org> | 1995-10-12 21:49:37 +0000 |
| commit | a8958dd48be372e5b3004c61729071c36f8717a0 (patch) | |
| tree | c254bc1d80af62e565fd094febe0268b85a1781d /sim/ppc/ChangeLog | |
| parent | 8e20a3ac820c9517fc798703a38b3dc3072bfab2 (diff) | |
| download | gdb-a8958dd48be372e5b3004c61729071c36f8717a0.zip gdb-a8958dd48be372e5b3004c61729071c36f8717a0.tar.gz gdb-a8958dd48be372e5b3004c61729071c36f8717a0.tar.bz2 | |
Performance tweaks
Diffstat (limited to 'sim/ppc/ChangeLog')
| -rw-r--r-- | sim/ppc/ChangeLog | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/sim/ppc/ChangeLog b/sim/ppc/ChangeLog index 5e657ed..c4d314e 100644 --- a/sim/ppc/ChangeLog +++ b/sim/ppc/ChangeLog @@ -1,5 +1,20 @@ Thu Oct 12 11:35:53 1995 Michael Meissner <meissner@tiktok.cygnus.com> + * ppc-endian.c (SWAP_n): New macros to speed up byte swapping for + 2, 4, and 8 bytes. + (ENDIAN_N): If both target and host byte orders are known, don't + bother testing CURRENT_{TARGET,HOST}_BYTE_ORDER. + + * ppc-endian.h (target specific H2T_n/T2H_n macros): Remove #if 0 + to allow target specific H2T_n/T2H_n macros to be used. + (htonl, ntohl): If compiled on a 486 by GCC and WITH_BSWAP is + non-zero, redefine the htonl/ntohl macros to use the BSWAP instead + of the 3 instruction sequence that runs on 386s. + + * std-config.h (WITH_{HOST,TARGET}_BYTE_ORDER): Don't override if + specified on the compile line. + (WITH_BSWAP): If not defined, define as 0. + * Makefile.in (INLINE_CFLAGS): Add -DDEFAULT_INLINE=2 to add default inline support. Pass INLINE_CFLAGS when compiling. |