diff --git a/libs/gamecode/opcodes.py b/libs/gamecode/opcodes.py
index 4bb1b5704..4ec39a71f 100644
--- a/libs/gamecode/opcodes.py
+++ b/libs/gamecode/opcodes.py
@@ -31,7 +31,7 @@ bitmap_txt = """
 1 1110 c111 stated
 1 1111 00mm lea
 1 1111 01td vecops2
-1 1111 10nn
+1 1111 10oo fbitops
 1 1111 1100 convert (conversion mode in st->b)
 1 1111 1101 with (mode in st->a, value in st->b, reg in st->c)
 1 1111 1110
@@ -186,6 +186,24 @@ convert_formats = {
     "widths": "-1, 0, -1",
     "types": "ev_void, ev_short, ev_void",
 }
+fbitops_formats = {
+    "opcode": "OP_{op_fbit[oo].upper()}_F",
+    "mnemonic": "{op_fbit[oo]}.f",
+    "opname": "{op_fbit[oo]}",
+    "format": "{fbit_fmt[oo]}",
+    "widths": "1, 1, 1",
+    "types": "{fbit_types[0]}, {fbit_types[oo==3]}, {fbit_types[0]}",
+    "args": {
+        "op_fbit": ["bitand", "bitor", "bitxor", "bitnot"],
+        "fbit_types": ["ev_float", "ev_invalid"],
+        "fbit_fmt": [
+            "%Ga, %Gb, %gc",
+            "%Ga, %Gb, %gc",
+            "%Ga, %Gb, %gc",
+            "%Ga, %gc",
+        ],
+    },
+}
 hops_formats = {
     "opcode": "OP_HOPS",
     "mnemonic": "hops",
@@ -548,6 +566,7 @@ group_map = {
     "compare2": compare2_formats,
     "constant": constant_formats,
     "convert":  convert_formats,
+    "fbitops":  fbitops_formats,
     "hops":     hops_formats,
     "jump":     jump_formats,
     "lea":      lea_formats,
diff --git a/libs/gamecode/pr_exec.c b/libs/gamecode/pr_exec.c
index 387ddc28d..c24d35bcf 100644
--- a/libs/gamecode/pr_exec.c
+++ b/libs/gamecode/pr_exec.c
@@ -3467,7 +3467,18 @@ pr_exec_ruamoko (progs_t *pr, int exitdepth)
 			case OP_V4QMUL_D:
 				OPC(dvec4) = vqmuld (OPA(dvec4), OPB(dvec4));
 				break;
-			//        10nn spare
+			case OP_BITAND_F:
+				OPC(float) = (int) OPA(float) & (int) OPB(float);
+				break;
+			case OP_BITOR_F:
+				OPC(float) = (int) OPA(float) | (int) OPB(float);
+				break;
+			case OP_BITXOR_F:
+				OPC(float) = (int) OPA(float) ^ (int) OPB(float);
+				break;
+			case OP_BITNOT_F:
+				OPC(float) = ~ (int) OPA(float);
+				break;
 			case OP_CONV:
 				switch (st->b) {
 #include "libs/gamecode/pr_convert.cinc"