Less JS, more happiness

src/browser/starter.js

@@ -111,8 +111,6 @@ function V86Starter(options)
         "hlt_op": function() { return cpu.hlt_op(); },
         "abort": function() { dbg_assert(false); },
         "logop": function(eip, op) { return cpu.debug.logop(eip, op); },
-        "undefined_instruction": function() { return cpu.undefined_instruction.apply(cpu, arguments); },
-        "unimplemented_sse": function() { return cpu.unimplemented_sse(); },
         "microtick": v86.microtick,
         "get_rand_int": function() { return v86util.get_rand_int(); },
         "dbg_trace": function()

src/cpu.js

@@ -2346,20 +2346,6 @@ CPU.prototype.hlt_op = function()
     this.hlt_loop();
 };
 
-CPU.prototype.undefined_instruction = function()
-{
-    dbg_assert(false, "Possible fault: undefined instruction");
-    this.trigger_ud();
-};
-
-CPU.prototype.unimplemented_sse = function()
-{
-    const opcode = this.safe_read32s(this.previous_ip[0]);
-    console.log("No SSE: " + h(opcode & 0xFF) + " " + h(opcode >> 8 & 0xFF) + " " + h(opcode >> 16 & 0xFF), LOG_CPU);
-    dbg_assert(false);
-    this.trigger_ud();
-};
-
 CPU.prototype.handle_irqs = function()
 {
     //dbg_assert(this.prefixes[0] === 0);

src/rust/cpu2/instructions_0f.rs

@@ -1,10 +1,6 @@
 #![allow(non_snake_case, non_upper_case_globals, unused_variables)]
 
 extern "C" {
-    #[no_mangle]
-    fn unimplemented_sse();
-    #[no_mangle]
-    fn undefined_instruction();
     #[no_mangle]
     fn lss16(x: i32, y: i32, z: i32);
     #[no_mangle]
@@ -27,6 +23,15 @@ extern "C" {
     fn load_ldt(v: i32);
 }
 
+unsafe fn undefined_instruction() {
+    dbg_assert!(false, "Undefined instructions");
+    trigger_ud()
+}
+unsafe fn unimplemented_sse() {
+    dbg_assert!(false, "Unimplemented SSE instruction");
+    trigger_ud()
+}
+
 use cpu2::arith::{
     bsf16, bsf32, bsr16, bsr32, bt_mem, bt_reg, btc_mem, btc_reg, btr_mem, btr_reg, bts_mem,
     bts_reg, cmpxchg8, cmpxchg16, cmpxchg32, popcnt, shld16, shld32, shrd16, shrd32, xadd8, xadd16,