From 019357d23488c773cdef1dd077cc8915b6012d52 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Tue, 6 Jun 2000 21:35:37 +0000 Subject: Add __builtin_expect in many places. --- iconvdata/johab.c | 52 +++++++++++++++++++++++----------------------------- 1 file changed, 23 insertions(+), 29 deletions(-) (limited to 'iconvdata/johab.c') diff --git a/iconvdata/johab.c b/iconvdata/johab.c index ca4d053897..fccfbabd4e 100644 --- a/iconvdata/johab.c +++ b/iconvdata/johab.c @@ -179,8 +179,10 @@ johab_sym_hanja_to_ucs (uint_fast32_t idx, uint_fast32_t c1, uint_fast32_t c2) 0xd831-0xd87e and 0xd891-0xd8fe are user-defined area */ \ else \ { \ - if (ch > 0xf9 || ch == 0xdf || (ch > 0x7e && ch < 0x84) \ - || (ch > 0xd3 && ch < 0xd9)) \ + if (__builtin_expect (ch, 0) > 0xf9 \ + || __builtin_expect (ch, 0) == 0xdf \ + || (__builtin_expect (ch, 0) > 0x7e && ch < 0x84) \ + || (__builtin_expect (ch, 0) > 0xd3 && ch < 0xd9)) \ { \ /* These are illegal. */ \ if (! ignore_errors_p ()) \ @@ -201,7 +203,7 @@ johab_sym_hanja_to_ucs (uint_fast32_t idx, uint_fast32_t c1, uint_fast32_t c2) 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. */ \ @@ -211,7 +213,7 @@ johab_sym_hanja_to_ucs (uint_fast32_t idx, uint_fast32_t c1, uint_fast32_t c2) \ ch2 = inptr[1]; \ idx = ch * 256 + ch2; \ - if (ch <= 0xd3) \ + if (__builtin_expect (ch, 0) <= 0xd3) \ { \ /* Hangul */ \ uint_fast32_t i, m, f; \ @@ -220,7 +222,9 @@ johab_sym_hanja_to_ucs (uint_fast32_t idx, uint_fast32_t c1, uint_fast32_t c2) m = mid[(idx & 0x03e0) >> 5]; \ f = final[idx & 0x001f]; \ \ - if (i == -1 || m == -1 || f == -1) \ + if (__builtin_expect (i, 0) == -1 \ + || __builtin_expect (m, 0) == -1 \ + || __builtin_expect (f, 0) == -1) \ { \ /* This is illegal. */ \ if (! ignore_errors_p ()) \ @@ -240,7 +244,8 @@ johab_sym_hanja_to_ucs (uint_fast32_t idx, uint_fast32_t c1, uint_fast32_t c2) ch = init_to_ucs[i - 1]; \ else if (i == 0 && m > 0 && f == 0) \ ch = 0x314e + m; /* 0x314f + m - 1 */ \ - else if (i == 0 && m == 0 && f > 0) \ + else if (__builtin_expect (i | m, 0) == 0 \ + && __builtin_expect (f, 1) > 0) \ ch = final_to_ucs[f - 1]; /* round trip?? */ \ else \ { \ @@ -259,7 +264,11 @@ johab_sym_hanja_to_ucs (uint_fast32_t idx, uint_fast32_t c1, uint_fast32_t c2) } \ else \ { \ - if (ch2 < 0x31 || (ch2 > 0x7e && ch2 < 0x91) || ch2 == 0xff) \ + if (__builtin_expect (ch2, 0x31) < 0x31 \ + || (__builtin_expect (ch2, 0x7e) > 0x7e && ch2 < 0x91) \ + || __builtin_expect (ch2, 0) == 0xff \ + || (__builtin_expect (ch, 0) == 0xda \ + && ch2 > 0xa0 && ch2 < 0xd4)) \ { \ /* This is illegal. */ \ if (! ignore_errors_p ()) \ @@ -273,21 +282,6 @@ johab_sym_hanja_to_ucs (uint_fast32_t idx, uint_fast32_t c1, uint_fast32_t c2) ++*converted; \ continue; \ } \ - else if (ch == 0xda && ch2 > 0xa0 && ch2 < 0xd4) \ - { \ - /* This is illegal. Modern Hangul Jaso is defined \ - elsewhere in Johab */ \ - if (! ignore_errors_p ()) \ - { \ - /* This is an illegal character. */ \ - result = __GCONV_ILLEGAL_INPUT; \ - break; \ - } \ - \ - ++inptr; \ - ++*converted; \ - continue; \ - } \ else \ { \ ch = johab_sym_hanja_to_ucs (idx, ch, ch2); \ @@ -304,7 +298,7 @@ johab_sym_hanja_to_ucs (uint_fast32_t idx, uint_fast32_t c1, uint_fast32_t c2) } \ } \ \ - if (ch == 0) \ + if (__builtin_expect (ch, 1) == 0) \ { \ /* This is an illegal character. */ \ if (! ignore_errors_p ()) \ @@ -356,7 +350,7 @@ johab_sym_hanja_to_ucs (uint_fast32_t idx, uint_fast32_t c1, uint_fast32_t c2) { \ if (ch >= 0xac00 && ch <= 0xd7a3) \ { \ - if (NEED_LENGTH_TEST && outptr + 2 > outend) \ + if (NEED_LENGTH_TEST && __builtin_expect (outptr + 2 > outend, 0))\ { \ result = __GCONV_FULL_OUTPUT; \ break; \ @@ -377,7 +371,7 @@ johab_sym_hanja_to_ucs (uint_fast32_t idx, uint_fast32_t c1, uint_fast32_t c2) { \ ch = jamo_from_ucs_table[ch - 0x3131]; \ \ - if (NEED_LENGTH_TEST && outptr + 2 > outend) \ + if (NEED_LENGTH_TEST && __builtin_expect (outptr + 2 > outend, 0))\ { \ result = __GCONV_FULL_OUTPUT; \ break; \ @@ -395,12 +389,12 @@ johab_sym_hanja_to_ucs (uint_fast32_t idx, uint_fast32_t c1, uint_fast32_t c2) written = ucs4_to_ksc5601_hanja (ch, outptr, \ (NEED_LENGTH_TEST \ ? outend - outptr : 2)); \ - if (NEED_LENGTH_TEST && written == 0) \ + if (NEED_LENGTH_TEST && __builtin_expect (written, 1) == 0) \ { \ result = __GCONV_FULL_OUTPUT; \ break; \ } \ - if (written == __UNKNOWN_10646_CHAR) \ + if (__builtin_expect (written, 0) == __UNKNOWN_10646_CHAR) \ { \ if (! ignore_errors_p ()) \ { \ @@ -432,12 +426,12 @@ johab_sym_hanja_to_ucs (uint_fast32_t idx, uint_fast32_t c1, uint_fast32_t c2) written = ucs4_to_ksc5601_sym (ch, outptr, \ (NEED_LENGTH_TEST \ ? outend - outptr : 2)); \ - if (NEED_LENGTH_TEST && written == 0) \ + if (NEED_LENGTH_TEST && __builtin_expect (written, 1) == 0) \ { \ result = __GCONV_FULL_OUTPUT; \ break; \ } \ - if (written == __UNKNOWN_10646_CHAR) \ + if (__builtin_expect (written, 1) == __UNKNOWN_10646_CHAR) \ { \ if (! ignore_errors_p ()) \ { \ -- cgit v1.2.3