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| author | Andrew Mahone <andrew.mahone@gmail.com> | 2009-06-06 00:00:58 +0000 |
|---|---|---|
| committer | Andrew Mahone <andrew.mahone@gmail.com> | 2009-06-06 00:00:58 +0000 |
| commit | de7c5711c5d67e7e69386d6e35e42c8ce15de69b (patch) | |
| tree | 22f58338387ae6ac662e43fe83ef60105f97d627 /firmware/target/sh/system-sh.c | |
| parent | fe72c890a76c1f227ef749adbdcf964bb166d74c (diff) | |
Add a system-wide BIT_N macro, implemented via an LUT on SH, and use it in the TAGCACHE_IS_* macros in place of per-set LUTs, removing duplication of data between those LUTs and the mask values used on other targets.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21195 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target/sh/system-sh.c')
| -rw-r--r-- | firmware/target/sh/system-sh.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/firmware/target/sh/system-sh.c b/firmware/target/sh/system-sh.c index 02af40282f..7779c975a7 100644 --- a/firmware/target/sh/system-sh.c +++ b/firmware/target/sh/system-sh.c @@ -27,6 +27,17 @@ #include "font.h" #include "led.h" +const unsigned bit_n_table[32] = { + 1LU<< 0, 1LU<< 1, 1LU<< 2, 1LU<< 3, + 1LU<< 4, 1LU<< 5, 1LU<< 6, 1LU<< 7, + 1LU<< 8, 1LU<< 9, 1LU<<10, 1LU<<11, + 1LU<<12, 1LU<<13, 1LU<<14, 1LU<<15, + 1LU<<16, 1LU<<17, 1LU<<18, 1LU<<19, + 1LU<<20, 1LU<<21, 1LU<<22, 1LU<<23, + 1LU<<24, 1LU<<25, 1LU<<26, 1LU<<27, + 1LU<<28, 1LU<<29, 1LU<<30, 1LU<<31 +}; + static const char* const irqname[] = { "", "", "", "", "IllInstr", "", "IllSltIn","","", "CPUAdrEr", "DMAAdrEr", "NMI", "UserBrk", |