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| author | Ulrich Drepper <drepper@redhat.com> | 2000-06-06 21:35:37 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2000-06-06 21:35:37 +0000 |
| commit | 019357d23488c773cdef1dd077cc8915b6012d52 (patch) | |
| tree | 021878c36d49a58618f2e094d656c22555d0bf83 /iconvdata/iso_6937.c | |
| parent | 9b6a9cee8900c4f9c43ca5f2c9e62c589c4cf238 (diff) | |
| download | glibc-019357d23488c773cdef1dd077cc8915b6012d52.zip glibc-019357d23488c773cdef1dd077cc8915b6012d52.tar.gz glibc-019357d23488c773cdef1dd077cc8915b6012d52.tar.bz2 | |
Add __builtin_expect in many places.
Diffstat (limited to 'iconvdata/iso_6937.c')
| -rw-r--r-- | iconvdata/iso_6937.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/iconvdata/iso_6937.c b/iconvdata/iso_6937.c index f6581cf..391adf9 100644 --- a/iconvdata/iso_6937.c +++ b/iconvdata/iso_6937.c @@ -377,8 +377,8 @@ static const char from_ucs4[][2] = #define TO_LOOP to_iso6937 #define DEFINE_INIT 1 #define DEFINE_FINI 1 -#define MIN_NEEDED_FROM 1 -#define MAX_NEEDED_FROM 2 +#define MIN_NEEDED_FROM 1 +#define MAX_NEEDED_FROM 2 #define MIN_NEEDED_TO 4 @@ -391,13 +391,13 @@ static const char from_ucs4[][2] = { \ uint32_t ch = *inptr; \ \ - if (ch >= 0xc1 && ch <= 0xcf) \ + if (__builtin_expect (ch, 0) >= 0xc1 && ch <= 0xcf) \ { \ /* Composed character. First test whether the next character \ is also available. */ \ int ch2; \ \ - if (inptr + 1 >= inend) \ + if (NEED_LENGTH_TEST && __builtin_expect (inptr + 1 >= inend, 0)) \ { \ /* The second character is not available. Store the \ intermediate result. */ \ @@ -407,7 +407,8 @@ static const char from_ucs4[][2] = \ ch2 = inptr[1]; \ \ - if (ch2 < 0x20 || ch2 >= 0x80) \ + if (__builtin_expect (ch2, 0) < 0x20 \ + || __builtin_expect (ch2, 0) >= 0x80) \ { \ /* This is illegal. */ \ if (! ignore_errors_p ()) \ @@ -424,7 +425,7 @@ static const char from_ucs4[][2] = \ ch = to_ucs4_comb[ch - 0xc1][ch2 - 0x20]; \ \ - if (ch == 0) \ + if (__builtin_expect (ch, 1) == 0) \ { \ /* Illegal character. */ \ if (! ignore_errors_p ()) \ @@ -445,7 +446,7 @@ static const char from_ucs4[][2] = { \ ch = to_ucs4[ch]; \ \ - if (ch == 0 && *inptr != '\0') \ + if (__builtin_expect (ch, 1) == 0 && *inptr != '\0') \ { \ /* This is an illegal character. */ \ if (! ignore_errors_p ()) \ @@ -479,7 +480,8 @@ static const char from_ucs4[][2] = uint32_t ch = get32 (inptr); \ const char *cp; \ \ - if (ch >= sizeof (from_ucs4) / sizeof (from_ucs4[0])) \ + if (__builtin_expect (ch, 0) \ + >= sizeof (from_ucs4) / sizeof (from_ucs4[0])) \ { \ int fail = 0; \ switch (ch) \ @@ -535,7 +537,7 @@ static const char from_ucs4[][2] = fail = 1; \ } \ \ - if (fail) \ + if (__builtin_expect (fail, 0)) \ { \ /* Illegal characters. */ \ if (! ignore_errors_p ()) \ @@ -550,7 +552,7 @@ static const char from_ucs4[][2] = continue; \ } \ } \ - else if (from_ucs4[ch][0] == '\0' && ch != 0) \ + else if (__builtin_expect (from_ucs4[ch][0], '\1') == '\0' && ch != 0) \ { \ /* Illegal characters. */ \ if (! ignore_errors_p ()) \ @@ -570,7 +572,7 @@ static const char from_ucs4[][2] = /* Now test for a possible second byte and write this if possible. */ \ if (cp[1] != '\0') \ { \ - if (NEED_LENGTH_TEST && outptr >= outend) \ + if (NEED_LENGTH_TEST && __builtin_expect (outptr >= outend, 0)) \ { \ /* The result does not fit into the buffer. */ \ --outptr; \ |