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| author | Ulrich Drepper <drepper@redhat.com> | 1999-05-05 17:08:26 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 1999-05-05 17:08:26 +0000 |
| commit | 4f8dbcb126883c92d33d49c86365a1fb1e54696a (patch) | |
| tree | 0bdac0d2659e6b57ce50ad5994301c12ace483e8 /stdio-common/_itoa.c | |
| parent | bc9ffe71f95d21d8aa4107838d7c7f912863c3b7 (diff) | |
| download | glibc-4f8dbcb126883c92d33d49c86365a1fb1e54696a.tar.gz glibc-4f8dbcb126883c92d33d49c86365a1fb1e54696a.tar.xz glibc-4f8dbcb126883c92d33d49c86365a1fb1e54696a.zip | |
Update.
* stdio-common/_itoa.c (_itoa): Fix special 32bit platform case with specific bases and only few bits set in second word.
Diffstat (limited to 'stdio-common/_itoa.c')
| -rw-r--r-- | stdio-common/_itoa.c | 83 |
1 files changed, 43 insertions, 40 deletions
diff --git a/stdio-common/_itoa.c b/stdio-common/_itoa.c index af4836036f..3a7cd78003 100644 --- a/stdio-common/_itoa.c +++ b/stdio-common/_itoa.c @@ -175,46 +175,49 @@ _itoa (value, buflim, base, upper_case) switch (base) { -#define RUN_2N(BITS) \ - do \ - { \ - /* `unsigned long long int' always has 64 bits. */ \ - mp_limb_t work_hi = value >> (64 - BITS_PER_MP_LIMB); \ - \ - if (BITS_PER_MP_LIMB == 32) \ - { \ - if (work_hi != 0) \ - { \ - mp_limb_t work_lo; \ - int cnt; \ - \ - work_lo = value & 0xfffffffful; \ - for (cnt = BITS_PER_MP_LIMB / BITS; cnt > 0; --cnt) \ - { \ - *--bp = digits[work_lo & ((1ul << BITS) - 1)]; \ - work_lo >>= BITS; \ - } \ - if (BITS_PER_MP_LIMB % BITS != 0) \ - { \ - work_lo \ - |= ((work_hi \ - & ((1 << (BITS - BITS_PER_MP_LIMB%BITS)) \ - - 1)) \ - << BITS_PER_MP_LIMB % BITS); \ - *--bp = digits[work_lo]; \ - work_hi >>= BITS - BITS_PER_MP_LIMB % BITS; \ - } \ - } \ - else \ - work_hi = value & 0xfffffffful; \ - } \ - do \ - { \ - *--bp = digits[work_hi & ((1 << BITS) - 1)]; \ - work_hi >>= BITS; \ - } \ - while (work_hi != 0); \ - } \ +#define RUN_2N(BITS) \ + do \ + { \ + /* `unsigned long long int' always has 64 bits. */ \ + mp_limb_t work_hi = value >> (64 - BITS_PER_MP_LIMB); \ + \ + if (BITS_PER_MP_LIMB == 32) \ + { \ + if (work_hi != 0) \ + { \ + mp_limb_t work_lo; \ + int cnt; \ + \ + work_lo = value & 0xfffffffful; \ + for (cnt = BITS_PER_MP_LIMB / BITS; cnt > 0; --cnt) \ + { \ + *--bp = digits[work_lo & ((1ul << BITS) - 1)]; \ + work_lo >>= BITS; \ + } \ + if (BITS_PER_MP_LIMB % BITS != 0) \ + { \ + work_lo \ + |= ((work_hi \ + & ((1 << (BITS - BITS_PER_MP_LIMB%BITS)) \ + - 1)) \ + << BITS_PER_MP_LIMB % BITS); \ + work_hi >>= BITS - BITS_PER_MP_LIMB % BITS; \ + if (work_hi == 0) \ + work_hi = work_lo; \ + else \ + *--bp = digits[work_lo]; \ + } \ + } \ + else \ + work_hi = value & 0xfffffffful; \ + } \ + do \ + { \ + *--bp = digits[work_hi & ((1 << BITS) - 1)]; \ + work_hi >>= BITS; \ + } \ + while (work_hi != 0); \ + } \ while (0) case 8: RUN_2N (3); |