From 6c2e0113f8b98434e79f5ff0c3f9e4373bf381ea Mon Sep 17 00:00:00 2001
From: Derek Hensley <hensley.derek58@gmail.com>
Date: Sun, 26 Apr 2026 07:55:04 -0700
Subject: [n64-jp-1.1] libu64/debug (#1873)

---
 src/boot/libu64/debug.c | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/boot/libu64/debug.c b/src/boot/libu64/debug.c
index 739827547..69dec97d7 100644
--- a/src/boot/libu64/debug.c
+++ b/src/boot/libu64/debug.c
@@ -1,11 +1,33 @@
 #include "global.h"
 #include "fault.h"
 
+#if MM_VERSION < N64_US || DEBUG_FEATURES
+#define DEBUG_PRINTF osSyncPrintf
+#elif IDO_PRINTF_WORKAROUND
+#define DEBUG_PRINTF(args) (void)0
+#else
+#define DEBUG_PRINTF(format, ...) (void)0
+#endif
+
+#if MM_VERSION < N64_US
+f32 LogUtils_CheckFloatRange(const char* exp, int line, const char* valueName, f32 value, const char* minName, f32 min,
+                             const char* maxName, f32 max) {
+    if (value < min || max < value) {
+        osSyncPrintf("%s %d: range error %s(%f) < %s(%f) < %s(%f)\n", exp, line, minName, min, valueName, value,
+                     maxName, max);
+    }
+    return value;
+}
+#endif
+
 NORETURN void _dbg_hungup(const char* file, int lineNum) {
-    osGetThreadId(NULL);
+    OSId threadId = osGetThreadId(NULL);
+
+    DEBUG_PRINTF("*** HungUp in thread %d, [%s:%d] ***\n", threadId, file, lineNum);
     Fault_AddHungupAndCrash(file, lineNum);
 }
 
 NORETURN void Reset(void) {
+    DEBUG_PRINTF("*** Reset ***\n");
     Fault_AddHungupAndCrash("Reset", 0);
 }
-- 
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