From 9c78f70071daa8d4d65ffe335c21af0e4b523841 Mon Sep 17 00:00:00 2001
From: Oxore <oxore@protonmail.com>
Date: Sun, 25 Sep 2022 16:37:03 +0300
Subject: Impl read and write watchpoints

---
 m68k_debugging.cpp | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

(limited to 'm68k_debugging.cpp')

diff --git a/m68k_debugging.cpp b/m68k_debugging.cpp
index 509299d..d02e463 100644
--- a/m68k_debugging.cpp
+++ b/m68k_debugging.cpp
@@ -157,10 +157,28 @@ void M68KDebuggingControl::SetBreakpoint(BreakpointType type, uint32_t address,
            code_bkpts.push_back(Breakpoint{address, length});
     } break;
     case BreakpointType::kWriteWatchpoint: {
+        const auto it = std::find_if(
+                write_bkpts.begin(),
+                write_bkpts.end(),
+                [&](const Breakpoint& b) { return b.offset == address && b.length == length; });
+        if (it == write_bkpts.end())
+           write_bkpts.push_back(Breakpoint{address, length});
     } break;
     case BreakpointType::kReadWatchpoint: {
+        const auto it = std::find_if(
+                read_bkpts.begin(),
+                read_bkpts.end(),
+                [&](const Breakpoint& b) { return b.offset == address && b.length == length; });
+        if (it == read_bkpts.end())
+           read_bkpts.push_back(Breakpoint{address, length});
     } break;
     case BreakpointType::kAccessWatchpoint: {
+        const auto it = std::find_if(
+                access_bkpts.begin(),
+                access_bkpts.end(),
+                [&](const Breakpoint& b) { return b.offset == address && b.length == length; });
+        if (it == access_bkpts.end())
+           access_bkpts.push_back(Breakpoint{address, length});
     } break;
         break;
     case BreakpointType::kUnsupported: {
@@ -182,10 +200,28 @@ void M68KDebuggingControl::RemoveBreakpoint(BreakpointType type, uint32_t addres
            code_bkpts.erase(it);
     } break;
     case BreakpointType::kWriteWatchpoint: {
+        const auto it = std::find_if(
+                write_bkpts.begin(),
+                write_bkpts.end(),
+                [&](const Breakpoint& b) { return b.offset == address && b.length == length; });
+        if (it != write_bkpts.end())
+           write_bkpts.erase(it);
     } break;
     case BreakpointType::kReadWatchpoint: {
+        const auto it = std::find_if(
+                read_bkpts.begin(),
+                read_bkpts.end(),
+                [&](const Breakpoint& b) { return b.offset == address && b.length == length; });
+        if (it != read_bkpts.end())
+           read_bkpts.erase(it);
     } break;
     case BreakpointType::kAccessWatchpoint: {
+        const auto it = std::find_if(
+                access_bkpts.begin(),
+                access_bkpts.end(),
+                [&](const Breakpoint& b) { return b.offset == address && b.length == length; });
+        if (it != access_bkpts.end())
+           access_bkpts.erase(it);
     } break;
         break;
     case BreakpointType::kUnsupported: {
-- 
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