diff options
author | H. Peter Anvin <hpa@zytor.com> | 2007-09-18 22:54:40 -0700 |
---|---|---|
committer | H. Peter Anvin <hpa@zytor.com> | 2007-09-18 22:54:40 -0700 |
commit | bf9a24f46471abad75fa3efba059646a6c4f5026 (patch) | |
tree | 11fb8d714b12f1cf4d067233e8e9436b2bbac415 | |
parent | 69db8c6963aab103d1cf9c2735c49bd25c28fb6b (diff) | |
download | nasm-sse5.tar.gz |
Slightly optimize the interface to nasm_token_hash()sse5
Instead of returning -1 from nasm_token_hash, set tv->t_type to
TOKEN_ID and return TOKEN_ID, since that's what stdscan.c wants to do
with it anyway. This allows us to simply tailcall nasm_token_hash().
-rw-r--r-- | stdscan.c | 6 | ||||
-rwxr-xr-x | tokhash.pl | 4 |
2 files changed, 3 insertions, 7 deletions
@@ -75,7 +75,6 @@ int stdscan(void *private_data, struct tokenval *tv) (*stdscan_bufptr == '$' && isidstart(stdscan_bufptr[1]))) { /* now we've got an identifier */ int is_sym = FALSE; - int t; if (*stdscan_bufptr == '$') { is_sym = TRUE; @@ -99,10 +98,7 @@ int stdscan(void *private_data, struct tokenval *tv) *r = '\0'; /* right, so we have an identifier sitting in temp storage. now, * is it actually a register or instruction name, or what? */ - if ((t = nasm_token_hash(ourcopy, tv)) != -1) - return t; - else - return tv->t_type = TOKEN_ID; + return nasm_token_hash(ourcopy, tv); } else if (*stdscan_bufptr == '$' && !isnumchar(stdscan_bufptr[1])) { /* * It's a $ sign with no following hex number; this must @@ -194,14 +194,14 @@ print " }\n"; print "\n"; printf " ix = hash1[k1 & 0x%x] + hash2[k2 & 0x%x];\n", $n-1, $n-1; printf " if (ix >= %d)\n", scalar(@tokendata); -print " return -1;\n"; +print " return tv->t_type = TOKEN_ID;\n"; print "\n"; print " data = &tokendata[ix];\n"; # print " fprintf(stderr, \"Looked for: %s found: %s\\n\", token, data->string);\n\n"; print " if (strcmp(data->string, token))\n"; -print " return -1;\n"; +print " return tv->t_type = TOKEN_ID;\n"; print "\n"; print " tv->t_integer = data->num;\n"; print " tv->t_inttwo = data->aux;\n"; |