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string comparison operators

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This commit is contained in:
Bill Currie 2001-06-04 03:36:35 +00:00
parent 7178824ee6
commit 275e74161b
5 changed files with 39 additions and 8 deletions
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4
include/QF/pr_comp.h
View file

@ -129,6 +129,10 @@ typedef enum {
OP_BITOR,
OP_ADD_S,
OP_LE_S,
OP_GE_S,
OP_LT_S,
OP_GT_S,
} pr_opcode_e;

4
libs/gamecode/pr_edict.c
View file

@ -1159,6 +1159,10 @@ PR_LoadProgs (progs_t * pr, char *progsname)
case OP_BITAND:
case OP_BITOR:
case OP_ADD_S:
case OP_GE_S:
case OP_LE_S:
case OP_GT_S:
case OP_LT_S:
case OP_GE:
case OP_LE:
case OP_GT:

30
libs/gamecode/pr_exec.c
View file

@ -134,6 +134,10 @@ char *pr_opnames[] = {
"BITOR",
"ADD_S",
"LE_S",
"GE_S",
"LT_S",
"GT_S",
};
//=============================================================================
@ -485,11 +489,6 @@ PR_ExecuteProgram (progs_t * pr, func_t fnum)
&& (E_OPA->vector[1] == E_OPB->vector[1])
&& (E_OPA->vector[2] == E_OPB->vector[2]);
break;
case OP_EQ_S:
E_OPC->_float =
!strcmp (PR_GetString (pr, E_OPA->string),
PR_GetString (pr, E_OPB->string));
break;
case OP_EQ_E:
E_OPC->_float = E_OPA->_int == E_OPB->_int;
break;
@ -504,10 +503,25 @@ PR_ExecuteProgram (progs_t * pr, func_t fnum)
|| (E_OPA->vector[1] != E_OPB->vector[1])
|| (E_OPA->vector[2] != E_OPB->vector[2]);
break;
case OP_LE_S:
case OP_GE_S:
case OP_LT_S:
case OP_GT_S:
case OP_NE_S:
E_OPC->_float =
strcmp (PR_GetString (pr, E_OPA->string),
PR_GetString (pr, E_OPB->string));
case OP_EQ_S:
{
int cmp = strcmp (PR_GetString (pr, E_OPA->string),
PR_GetString (pr, E_OPB->string));
switch (st->op) {
case OP_LE_S: cmp = (cmp <= 0); break;
case OP_GE_S: cmp = (cmp >= 0); break;
case OP_LT_S: cmp = (cmp < 0); break;
case OP_GT_S: cmp = (cmp > 0); break;
case OP_NE_S: break;
case OP_EQ_S: cmp = !cmp; break;
}
E_OPC->_float = cmp;
}
break;
case OP_NE_E:
E_OPC->_float = E_OPA->_int != E_OPB->_int;

4
tools/qfcc/source/pr_opcode.c
View file

@ -68,8 +68,12 @@ opcode_t pr_opcodes[] = {
{"<=", "LE", OP_LE, 4, false, &def_float, &def_float, &def_float},
{">=", "GE", OP_GE, 4, false, &def_float, &def_float, &def_float},
{"<=", "LE_S", OP_LE_S, 4, false, &def_string, &def_string, &def_float},
{">=", "GE_S", OP_GE_S, 4, false, &def_string, &def_string, &def_float},
{"<", "LT", OP_LT, 4, false, &def_float, &def_float, &def_float},
{">", "GT", OP_GT, 4, false, &def_float, &def_float, &def_float},
{"<", "LT_S", OP_LT_S, 4, false, &def_string, &def_string, &def_float},
{">", "GT_S", OP_GT_S, 4, false, &def_string, &def_string, &def_float},
{".", "INDIRECT", OP_LOAD_F, 1, false, &def_entity, &def_field, &def_float},
{".", "INDIRECT", OP_LOAD_V, 1, false, &def_entity, &def_field, &def_vector},

5
tools/qwaq/main.qc
View file

@ -3,4 +3,9 @@ string world = "world";
float () main =
{
print (hello + " " + world + "\n");
if (hello < world)
print (hello);
if (world > hello)
print (world);
print ("\n");
};