diff options
Diffstat (limited to 'opcodes/ip2k-opc.c')
| -rw-r--r-- | opcodes/ip2k-opc.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/opcodes/ip2k-opc.c b/opcodes/ip2k-opc.c index 311a0f7..691cc78 100644 --- a/opcodes/ip2k-opc.c +++ b/opcodes/ip2k-opc.c @@ -32,6 +32,8 @@ with this program; if not, write to the Free Software Foundation, Inc., /* -- opc.c */ +#include "safe-ctype.h" + /* A better hash function for instruction mnemonics. */ unsigned int ip2k_asm_hash (insn) @@ -40,8 +42,8 @@ ip2k_asm_hash (insn) unsigned int hash; const char* m = insn; - for (hash = 0; *m && !isspace(*m); m++) - hash = (hash * 23) ^ (0x1F & tolower(*m)); + for (hash = 0; *m && !ISSPACE(*m); m++) + hash = (hash * 23) ^ (0x1F & TOLOWER(*m)); /* printf ("%s %d\n", insn, (hash % CGEN_ASM_HASH_SIZE)); */ @@ -49,6 +51,20 @@ ip2k_asm_hash (insn) } +/* Special check to ensure that instruction exists for given machine. */ +int +ip2k_cgen_insn_supported (cd, insn) + CGEN_CPU_DESC cd; + const CGEN_INSN *insn; +{ + int machs = CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_MACH); + + /* No mach attribute? Assume it's supported for all machs. */ + if (machs == 0) + return 1; + + return ((machs & cd->machs) != 0); +} /* -- asm.c */ |