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author | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2021-02-24 11:14:44 -0300 |
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committer | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2021-02-24 11:14:44 -0300 |
commit | 59c88f846d1dcd901a4420651aedf27816618923 (patch) | |
tree | 0e76a066c383cbc99cc2f60b8b4f97c5df45e479 /lauxlib.h | |
parent | c03c527fd207b4ad8f5a8e0f4f2c176bd227c979 (diff) | |
download | lua-59c88f846d1dcd901a4420651aedf27816618923.tar.gz lua-59c88f846d1dcd901a4420651aedf27816618923.tar.bz2 lua-59c88f846d1dcd901a4420651aedf27816618923.zip |
Broadening the use of branch hints
More uses of macros 'likely'/'unlikely' (renamed to
'l_likely'/'l_unlikely'), both in range (extended to the
libraries) and in scope (extended to hooks, stack growth).
Diffstat (limited to 'lauxlib.h')
-rw-r--r-- | lauxlib.h | 8 |
1 files changed, 6 insertions, 2 deletions
@@ -122,6 +122,10 @@ LUALIB_API void (luaL_requiref) (lua_State *L, const char *modname, | |||
122 | ** =============================================================== | 122 | ** =============================================================== |
123 | */ | 123 | */ |
124 | 124 | ||
125 | #if !defined(l_likely) | ||
126 | #define l_likely(x) x | ||
127 | #endif | ||
128 | |||
125 | 129 | ||
126 | #define luaL_newlibtable(L,l) \ | 130 | #define luaL_newlibtable(L,l) \ |
127 | lua_createtable(L, 0, sizeof(l)/sizeof((l)[0]) - 1) | 131 | lua_createtable(L, 0, sizeof(l)/sizeof((l)[0]) - 1) |
@@ -130,10 +134,10 @@ LUALIB_API void (luaL_requiref) (lua_State *L, const char *modname, | |||
130 | (luaL_checkversion(L), luaL_newlibtable(L,l), luaL_setfuncs(L,l,0)) | 134 | (luaL_checkversion(L), luaL_newlibtable(L,l), luaL_setfuncs(L,l,0)) |
131 | 135 | ||
132 | #define luaL_argcheck(L, cond,arg,extramsg) \ | 136 | #define luaL_argcheck(L, cond,arg,extramsg) \ |
133 | ((void)((cond) || luaL_argerror(L, (arg), (extramsg)))) | 137 | ((void)(l_likely(cond) || luaL_argerror(L, (arg), (extramsg)))) |
134 | 138 | ||
135 | #define luaL_argexpected(L,cond,arg,tname) \ | 139 | #define luaL_argexpected(L,cond,arg,tname) \ |
136 | ((void)((cond) || luaL_typeerror(L, (arg), (tname)))) | 140 | ((void)(l_likely(cond) || luaL_typeerror(L, (arg), (tname)))) |
137 | 141 | ||
138 | #define luaL_checkstring(L,n) (luaL_checklstring(L, (n), NULL)) | 142 | #define luaL_checkstring(L,n) (luaL_checklstring(L, (n), NULL)) |
139 | #define luaL_optstring(L,n,d) (luaL_optlstring(L, (n), (d), NULL)) | 143 | #define luaL_optstring(L,n,d) (luaL_optlstring(L, (n), (d), NULL)) |