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| author | Ulrich Drepper <drepper@redhat.com> | 2000-06-06 22:58:45 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2000-06-06 22:58:45 +0000 |
| commit | ee4ce289076db8fec41bf651c9e10688eaa96154 (patch) | |
| tree | 5bbe393711f0892ea7e6a14e79235e1399e14169 /iconvdata/sjis.c | |
| parent | 1d280d9f1e4d4c889d8123663a81b49256cf6fd6 (diff) | |
| download | glibc-ee4ce289076db8fec41bf651c9e10688eaa96154.tar.gz | |
Add __builtin_expect in many places.
Diffstat (limited to 'iconvdata/sjis.c')
| -rw-r--r-- | iconvdata/sjis.c | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/iconvdata/sjis.c b/iconvdata/sjis.c index 07f03f78d7..172246843c 100644 --- a/iconvdata/sjis.c +++ b/iconvdata/sjis.c @@ -4337,12 +4337,12 @@ static const char from_ucs4_extra[0x100][2] = { \ uint32_t ch = *inptr; \ \ - if (ch == 0x5c) \ + if (__builtin_expect (ch, 0) == 0x5c) \ { \ ch = 0xa5; \ ++inptr; \ } \ - else if (ch == 0x7e) \ + else if (__builtin_expect (ch, 0) == 0x7e) \ { \ ch = 0x203e; \ ++inptr; \ @@ -4354,7 +4354,9 @@ static const char from_ucs4_extra[0x100][2] = ch = halfkana_to_ucs4[ch - 0xa1]; \ ++inptr; \ } \ - else if (ch > 0xea || ch == 0xa0 || ch <= 0x80) \ + else if (__builtin_expect (ch, 0) > 0xea \ + || __builtin_expect (ch, 0) == 0xa0 \ + || __builtin_expect (ch, 0x81) <= 0x80) \ { \ /* These are illegal. */ \ if (! ignore_errors_p ()) \ @@ -4375,7 +4377,7 @@ static const char from_ucs4_extra[0x100][2] = uint32_t ch2; \ uint_fast32_t idx; \ \ - if (NEED_LENGTH_TEST && inptr + 1 >= inend) \ + if (NEED_LENGTH_TEST && __builtin_expect (inptr + 1 >= inend, 0)) \ { \ /* The second character is not available. Store \ the intermediate result. */ \ @@ -4385,9 +4387,11 @@ static const char from_ucs4_extra[0x100][2] = \ ch2 = inptr[1]; \ idx = ch * 256 + ch2; \ - if (idx < 0x8140 || (idx > 0x84be && idx < 0x889f) \ - || (idx > 0x88fc && idx < 0x8940) \ - || (idx > 0x9ffc && idx < 0xe040) || idx > 0xeaa4) \ + if (__builtin_expect (idx, 0x8140) < 0x8140 \ + || (__builtin_expect (idx, 0x8140) > 0x84be && idx < 0x889f) \ + || (__builtin_expect (idx, 0x8140) > 0x88fc && idx < 0x8940) \ + || (__builtin_expect (idx, 0x8140) > 0x9ffc && idx < 0xe040) \ + || __builtin_expect (idx, 0x8140) > 0xeaa4) \ { \ /* This is illegal. */ \ if (! ignore_errors_p ()) \ @@ -4418,7 +4422,7 @@ static const char from_ucs4_extra[0x100][2] = inptr += 2; \ } \ \ - if (ch == 0) \ + if (__builtin_expect (ch, 1) == 0) \ { \ /* This is an illegal character. */ \ if (! ignore_errors_p ()) \ @@ -4456,7 +4460,8 @@ static const char from_ucs4_extra[0x100][2] = cp = from_ucs4_greek[ch - 0x391]; \ else if (ch >= 0x2010 && ch <= 0x9fa0) \ cp = from_ucs4_cjk[ch - 0x02010]; \ - else if (ch >= 0xff01 && ch <= 0xffef) \ + else if (__builtin_expect (ch, 0xff01) >= 0xff01 \ + && __builtin_expect (ch, 0xff01) <= 0xffef) \ cp = from_ucs4_extra[ch - 0xff00]; \ else \ { \ @@ -4476,7 +4481,7 @@ static const char from_ucs4_extra[0x100][2] = else \ cp = from_ucs4_lat1[ch]; \ \ - if (cp[0] == '\0' && ch != 0) \ + if (__builtin_expect (cp[0], '\1') == '\0' && ch != 0) \ { \ /* Illegal character. */ \ if (! ignore_errors_p ()) \ @@ -4494,7 +4499,7 @@ static const char from_ucs4_extra[0x100][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. */ \ result = __GCONV_FULL_OUTPUT; \ |