diff options
| author | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-07-02 13:39:09 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-07-02 13:39:09 +0100 |
| commit | d2f6409584e2c62ffad81690562330ff3bf4a458 (patch) | |
| tree | 3bdfb97d0b51be2f7f414f2107e97603c1206abb /arch/arm/lib/ashldi3.c | |
| parent | e1b09eba2686eca94a3a188042b518df6044a3c1 (diff) | |
| parent | 4a89a04f1ee21a7c1f4413f1ad7dcfac50ff9b63 (diff) | |
Merge with master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'arch/arm/lib/ashldi3.c')
| -rw-r--r-- | arch/arm/lib/ashldi3.c | 47 |
1 files changed, 21 insertions, 26 deletions
diff --git a/arch/arm/lib/ashldi3.c b/arch/arm/lib/ashldi3.c index 130f5a839669..b62875cfd8f8 100644 --- a/arch/arm/lib/ashldi3.c +++ b/arch/arm/lib/ashldi3.c @@ -31,31 +31,26 @@ Boston, MA 02111-1307, USA. */ #include "gcclib.h" -DItype -__ashldi3 (DItype u, word_type b) +s64 __ashldi3(s64 u, int b) { - DIunion w; - word_type bm; - DIunion uu; - - if (b == 0) - return u; - - uu.ll = u; - - bm = (sizeof (SItype) * BITS_PER_UNIT) - b; - if (bm <= 0) - { - w.s.low = 0; - w.s.high = (USItype)uu.s.low << -bm; - } - else - { - USItype carries = (USItype)uu.s.low >> bm; - w.s.low = (USItype)uu.s.low << b; - w.s.high = ((USItype)uu.s.high << b) | carries; - } - - return w.ll; + DIunion w; + int bm; + DIunion uu; + + if (b == 0) + return u; + + uu.ll = u; + + bm = (sizeof(s32) * BITS_PER_UNIT) - b; + if (bm <= 0) { + w.s.low = 0; + w.s.high = (u32) uu.s.low << -bm; + } else { + u32 carries = (u32) uu.s.low >> bm; + w.s.low = (u32) uu.s.low << b; + w.s.high = ((u32) uu.s.high << b) | carries; + } + + return w.ll; } - |
