feat(debug): add named buffer allocation with pattern filling

debug/repl.go

@@ -34,21 +34,7 @@ type SourceLine struct {
 func REPL(s *Session, bm *Breakpoints, codeBase uint64, funcOffset, funcSize, argsSize int, labels []Label, lines []SourceLine) {
 	entryAddr := codeBase + uint64(funcOffset)
 
-	// Run to the function entry.
-	bp, err := bm.Set(entryAddr, "(entry)")
-	if err != nil {
-		fmt.Printf("warning: cannot set entry breakpoint: %v\n", err)
-	} else {
-		if err := s.Continue(); err != nil {
-			fmt.Printf("warning: continue to entry: %v\n", err)
-		}
-		regs, _ := s.GetRegs()
-		bm.HandleTrap(&regs)
-		// Remove the temporary entry breakpoint.
-		bm.Clear(entryAddr)
-		_ = bp
-	}
-
+	// The debuggee is already stopped at the function entry point.
 	fmt.Printf("stopped at function entry: %#x (%d bytes)\n", entryAddr, funcSize)
 	fmt.Println("commands: break <label|addr> | step [n] | continue | disas [n] | regs | where | x <addr> [len] | w <addr> <val...> | labels | quit")