Add test data for the compressed+common test.

Resources/Tests/PLCrashAsyncCompactUnwindEncodingTests/test.c

@@ -1,7 +1,10 @@
 #include <mach-o/compact_unwind_encoding.h>
 #include <stddef.h>
 
-#define IMAGE_BASE 0x0
+// Keep in sync with PLCrashAsyncCompactUnwindEncodingTests
+#define BASE_PC 0
+#define PC_COMPACT_COMMON (BASE_PC+1)
+
 
 struct unwind_sect_compressed_page {
         struct unwind_info_compressed_second_level_page_header header;
@@ -16,17 +19,18 @@ struct unwind_sect_regular_page {
 struct unwind_sect {
     struct unwind_info_section_header hdr;
     struct unwind_info_section_header_index_entry entries[3];
+    
+    uint32_t common_encodings[1];
 
     struct unwind_sect_regular_page regular_page_1;
-
     struct unwind_sect_compressed_page compressed_page_1;
 };
 
 struct unwind_sect data __attribute__((section("__TEXT,__unwind_info"))) = {
     .hdr = {
         .version = 1,
-        .commonEncodingsArraySectionOffset = 0,
-        .commonEncodingsArrayCount = 0,
+        .commonEncodingsArraySectionOffset = offsetof(struct unwind_sect, common_encodings),
+        .commonEncodingsArrayCount = 1,
         .personalityArraySectionOffset = 0,
         .personalityArrayCount = 0,
         .indexSectionOffset = offsetof(struct unwind_sect, entries),
@@ -35,15 +39,19 @@ struct unwind_sect data __attribute__((section("__TEXT,__unwind_info"))) = {
 
     .entries = { 
         {
-            .functionOffset = 0,
+            .functionOffset = BASE_PC,
             .secondLevelPagesSectionOffset = offsetof(struct unwind_sect, regular_page_1)
         },
         {
-            .functionOffset = 1,
+            .functionOffset = PC_COMPACT_COMMON,
             .secondLevelPagesSectionOffset = offsetof(struct unwind_sect, compressed_page_1)
         },
         { } // empty/ignored entry
     },
+    
+    .common_encodings = {
+        0x0, // PC_COMPACT_COMMON
+    },
 
     .regular_page_1 = {
         .header = {
@@ -56,6 +64,8 @@ struct unwind_sect data __attribute__((section("__TEXT,__unwind_info"))) = {
         }
     },
 
+#define COMPRESSED(foff, enc_index) ((foff & 0x00FFFFFF) | (enc_index << 24))
+
     .compressed_page_1 = {
         .header = {
             .kind = UNWIND_SECOND_LEVEL_COMPRESSED,
@@ -63,7 +73,7 @@ struct unwind_sect data __attribute__((section("__TEXT,__unwind_info"))) = {
             .entryCount = 1
         },
         .entries = {
-            0x0
+            COMPRESSED(0, 0)
         },
     },
 };

Source/PLCrashAsyncCompactUnwindEncodingTests.m

@@ -50,7 +50,7 @@
 #define BASE_PC 0
 
 /** PC to use for the compact-common test */
-#define PC_COMPACT_COMMON 1
+#define PC_COMPACT_COMMON (BASE_PC+1)
 
 /**
  * @internal