aboutsummaryrefslogtreecommitdiff
path: root/iconvdata/johab.c
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2000-06-06 21:35:37 +0000
committerUlrich Drepper <drepper@redhat.com>2000-06-06 21:35:37 +0000
commit019357d23488c773cdef1dd077cc8915b6012d52 (patch)
tree021878c36d49a58618f2e094d656c22555d0bf83 /iconvdata/johab.c
parent9b6a9cee8900c4f9c43ca5f2c9e62c589c4cf238 (diff)
downloadglibc-019357d23488c773cdef1dd077cc8915b6012d52.tar
glibc-019357d23488c773cdef1dd077cc8915b6012d52.tar.gz
glibc-019357d23488c773cdef1dd077cc8915b6012d52.tar.bz2
glibc-019357d23488c773cdef1dd077cc8915b6012d52.zip
Add __builtin_expect in many places.
Diffstat (limited to 'iconvdata/johab.c')
-rw-r--r--iconvdata/johab.c52
1 files changed, 23 insertions, 29 deletions
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 ()) \
{ \