From 0feda1d4af308f7bcba435e313fcc06ef2c59132 Mon Sep 17 00:00:00 2001
From: Ian Moffett <ian@osmora.org>
Date: Thu, 10 Apr 2025 00:58:00 -0400
Subject: tools/tests: Add tools and tests

Signed-off-by: Ian Moffett <ian@osmora.org>
---
 tests/test.S     | 12 ++++++++++++
 tools/machchk.sh | 12 ++++++++++++
 2 files changed, 24 insertions(+)
 create mode 100644 tests/test.S
 create mode 100644 tools/machchk.sh

diff --git a/tests/test.S b/tests/test.S
new file mode 100644
index 0000000..df907a6
--- /dev/null
+++ b/tests/test.S
@@ -0,0 +1,12 @@
+#include <sys/sycall.h>
+
+    .text
+    .globl _start
+_start:
+    nop     /* Debug start (step-in here) */
+    movq $0xDEADBEEF, %rdx
+    nop     /* Debug end, exit start (step-out here) */
+    movq $SYS_EXIT, %rax
+    xor %rdi, %rdi
+    syscall
+    ud2
diff --git a/tools/machchk.sh b/tools/machchk.sh
new file mode 100644
index 0000000..fc8952e
--- /dev/null
+++ b/tools/machchk.sh
@@ -0,0 +1,12 @@
+#!/bin/bash
+
+getdefs() {
+    gcc -dM -E - </dev/null | grep -E \
+        "(__x86_64__|__amd64__|__i386__|__arm__|\
+        __aarch64__|__linux__|__WIN32__|__APPLE__)"
+}
+
+echo "Dumping GCC machdep defines..."
+echo "****************************************************"
+getdefs
+echo "****************************************************"
-- 
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