From 0b120a722eb63cbd4e41ebb51950a949c575c91d Mon Sep 17 00:00:00 2001
From: Wolfgang Thaller <wolfgang.thaller@gmx.net>
Date: Mon, 28 Dec 2020 19:35:51 +0100
Subject: [PATCH] add test cases for r_68k_pc32

---
 AutomatedTests/CMakeLists.txt |  4 ++++
 AutomatedTests/PCRel32.c      | 29 +++++++++++++++++++++++++++++
 AutomatedTests/Test.h         |  4 ++--
 3 files changed, 35 insertions(+), 2 deletions(-)
 create mode 100644 AutomatedTests/PCRel32.c

diff --git a/AutomatedTests/CMakeLists.txt b/AutomatedTests/CMakeLists.txt
index 957b25280a..3e670a38a0 100644
--- a/AutomatedTests/CMakeLists.txt
+++ b/AutomatedTests/CMakeLists.txt
@@ -75,6 +75,10 @@ if(CMAKE_SYSTEM_NAME MATCHES Retro68)
         LINK_FLAGS "-Wl,-gc-sections -Wl,--mac-segments -Wl,${CMAKE_CURRENT_SOURCE_DIR}/Segments.segmap")
     add_test(NAME ${TESTCASE_PREFIX}Segments COMMAND ${LAUNCH_APPL}
         ${LAUNCH_METHOD_FLAG} ${RETRO68_TEST_CONFIG} Segments.bin)
+
+
+    test(PCRel32.c PROPERTIES PASS_REGULAR_EXPRESSION "OK")
+    target_compile_options(PCRel32 PRIVATE -march=68020)
 endif()
 
 test(Exceptions.cc PROPERTIES PASS_REGULAR_EXPRESSION "OK")
diff --git a/AutomatedTests/PCRel32.c b/AutomatedTests/PCRel32.c
new file mode 100644
index 0000000000..3e040fad4f
--- /dev/null
+++ b/AutomatedTests/PCRel32.c
@@ -0,0 +1,29 @@
+#include "Test.h"
+#include <stdlib.h>
+
+__attribute__((noinline)) static void* foo(size_t x)
+{
+    return malloc(x);  
+}
+
+int main()
+{
+    if(*(short*)&foo != 0x60FF)
+    {
+        TEST_LOG_NO();
+        return 0;
+    }
+
+    uint32_t offset = *(uint32_t*) ((char*)&foo + 2);
+    if(((char*)&foo + 2) + offset != (char*)&malloc)
+    {
+        TEST_LOG_NO();
+        return 0;
+    }
+
+    char *p = foo(42);
+    strcpy(p, "OK");
+    TestLog(p);
+    free(p);
+    return 0;
+}
diff --git a/AutomatedTests/Test.h b/AutomatedTests/Test.h
index ad84002808..05cd052d99 100644
--- a/AutomatedTests/Test.h
+++ b/AutomatedTests/Test.h
@@ -87,8 +87,8 @@ void TestLog(const char *str);
 #define TEST_LOG_NO()    \
     do { \
         char no[3]; \
-        no[0] = 'O'; \
-        no[1] = 'K'; \
+        no[0] = 'N'; \
+        no[1] = 'O'; \
         no[2] = '\0'; \
         TEST_LOG_SIZED(no, 2); \
     } while(0)