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llvmPackages_{7,8}.compiler-rt: update crtbegin-and-end.patch

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Minor changes after review, see linked page for discussion.
This commit is contained in:
Will Dietz 2019-03-20 13:20:44 -05:00
parent 3b7c3cbdd0
commit 1cca46a498
2 changed files with 30 additions and 30 deletions
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30
pkgs/development/compilers/llvm/7/crtbegin-and-end.patch
View File

@ -156,7 +156,7 @@ Index: compiler-rt/lib/crt/CMakeLists.txt
===================================================================
--- /dev/null
+++ compiler-rt/lib/crt/CMakeLists.txt
@@ -0,0 +1,101 @@
@@ -0,0 +1,102 @@
+add_compiler_rt_component(crt)
+
+function(check_cxx_section_exists section output)
@ -216,7 +216,7 @@ Index: compiler-rt/lib/crt/CMakeLists.txt
+ OUTPUT_VARIABLE CHECK_OUTPUT
+ ERROR_VARIABLE CHECK_ERROR
+ )
+ string(FIND ${CHECK_OUTPUT} ${section} SECTION_FOUND)
+ string(FIND "${CHECK_OUTPUT}" "${section}" SECTION_FOUND)
+
+ if(NOT SECTION_FOUND EQUAL -1)
+ set(${output} TRUE PARENT_SCOPE)
@ -231,6 +231,7 @@ Index: compiler-rt/lib/crt/CMakeLists.txt
+ SOURCE "__attribute__((constructor)) void f() {}\nint main() { return 0; }\n")
+
+append_list_if(COMPILER_RT_HAS_INITFINI_ARRAY -DCRT_HAS_INITFINI_ARRAY CRT_CFLAGS)
+append_list_if(COMPILER_RT_HAS_FPIC_FLAG -fPIC CRT_CFLAGS)
+
+foreach(arch ${CRT_SUPPORTED_ARCH})
+ add_compiler_rt_runtime(clang_rt.crtbegin
@ -243,7 +244,7 @@ Index: compiler-rt/lib/crt/CMakeLists.txt
+ OBJECT
+ ARCHS ${arch}
+ SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/crtbegin.c
+ CFLAGS ${CRT_CFLAGS} -DCRT_SHARED -fPIC
+ CFLAGS ${CRT_CFLAGS} -DCRT_SHARED
+ PARENT_TARGET crt)
+ add_compiler_rt_runtime(clang_rt.crtend
+ OBJECT
@ -255,14 +256,14 @@ Index: compiler-rt/lib/crt/CMakeLists.txt
+ OBJECT
+ ARCHS ${arch}
+ SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/crtend.c
+ CFLAGS ${CRT_CFLAGS} -DCRT_SHARED -fPIC
+ CFLAGS ${CRT_CFLAGS} -DCRT_SHARED
+ PARENT_TARGET crt)
+endforeach()
Index: compiler-rt/lib/crt/crtbegin.c
===================================================================
--- /dev/null
+++ compiler-rt/lib/crt/crtbegin.c
@@ -0,0 +1,110 @@
@@ -0,0 +1,108 @@
+/* ===-- crtbegin.c - Start of constructors and destructors ----------------===
+ *
+ * The LLVM Compiler Infrastructure
@ -282,8 +283,8 @@ Index: compiler-rt/lib/crt/crtbegin.c
+void *__dso_handle = (void *)0;
+#endif
+
+static long __EH_FRAME_LIST__[] __attribute__((
+ section(".eh_frame"), aligned(sizeof(void *)), visibility("hidden"))) = {};
+static long __EH_FRAME_LIST__[]
+ __attribute__((section(".eh_frame"), aligned(sizeof(void *)))) = {};
+
+extern void __register_frame_info(const void *, void *) __attribute__((weak));
+extern void *__deregister_frame_info(const void *) __attribute__((weak));
@ -292,9 +293,8 @@ Index: compiler-rt/lib/crt/crtbegin.c
+typedef void (*fp)(void);
+
+static fp __CTOR_LIST__[]
+ __attribute__((section(".ctors"), aligned(sizeof(fp)), visibility("hidden"),
+ used)) = {(fp)-1};
+extern fp __CTOR_LIST_END__[] __attribute__((visibility("hidden")));
+ __attribute__((section(".ctors"), aligned(sizeof(fp)), used)) = {(fp)-1};
+extern fp __CTOR_LIST_END__[];
+#endif
+
+#ifdef CRT_SHARED
@ -334,9 +334,8 @@ Index: compiler-rt/lib/crt/crtbegin.c
+
+#ifndef CRT_HAS_INITFINI_ARRAY
+static fp __DTOR_LIST__[]
+ __attribute__((section(".dtors"), aligned(sizeof(fp)), visibility("hidden"),
+ used)) = {(fp)-1};
+extern fp __DTOR_LIST_END__[] __attribute__((visibility("hidden")));
+ __attribute__((section(".dtors"), aligned(sizeof(fp)), used)) = {(fp)-1};
+extern fp __DTOR_LIST_END__[];
+#endif
+
+static void __attribute__((used)) __do_fini() {
@ -377,7 +376,7 @@ Index: compiler-rt/lib/crt/crtend.c
===================================================================
--- /dev/null
+++ compiler-rt/lib/crt/crtend.c
@@ -0,0 +1,23 @@
@@ -0,0 +1,24 @@
+/* ===-- crtend.c - End of constructors and destructors --------------------===
+ *
+ * The LLVM Compiler Infrastructure
@ -392,7 +391,8 @@ Index: compiler-rt/lib/crt/crtend.c
+
+// Put 4-byte zero which is the length field in FDE at the end as a terminator.
+const int32_t __EH_FRAME_LIST_END__[]
+ __attribute__((section(".eh_frame"), aligned(sizeof(int32_t)), used)) = {0};
+ __attribute__((section(".eh_frame"), aligned(sizeof(int32_t)),
+ visibility("hidden"), used)) = {0};
+
+#ifndef CRT_HAS_INITFINI_ARRAY
+typedef void (*fp)(void);

30
pkgs/development/compilers/llvm/8/crtbegin-and-end.patch
View File

@ -156,7 +156,7 @@ Index: compiler-rt/lib/crt/CMakeLists.txt
===================================================================
--- /dev/null
+++ compiler-rt/lib/crt/CMakeLists.txt
@@ -0,0 +1,101 @@
@@ -0,0 +1,102 @@
+add_compiler_rt_component(crt)
+
+function(check_cxx_section_exists section output)
@ -216,7 +216,7 @@ Index: compiler-rt/lib/crt/CMakeLists.txt
+ OUTPUT_VARIABLE CHECK_OUTPUT
+ ERROR_VARIABLE CHECK_ERROR
+ )
+ string(FIND ${CHECK_OUTPUT} ${section} SECTION_FOUND)
+ string(FIND "${CHECK_OUTPUT}" "${section}" SECTION_FOUND)
+
+ if(NOT SECTION_FOUND EQUAL -1)
+ set(${output} TRUE PARENT_SCOPE)
@ -231,6 +231,7 @@ Index: compiler-rt/lib/crt/CMakeLists.txt
+ SOURCE "__attribute__((constructor)) void f() {}\nint main() { return 0; }\n")
+
+append_list_if(COMPILER_RT_HAS_INITFINI_ARRAY -DCRT_HAS_INITFINI_ARRAY CRT_CFLAGS)
+append_list_if(COMPILER_RT_HAS_FPIC_FLAG -fPIC CRT_CFLAGS)
+
+foreach(arch ${CRT_SUPPORTED_ARCH})
+ add_compiler_rt_runtime(clang_rt.crtbegin
@ -243,7 +244,7 @@ Index: compiler-rt/lib/crt/CMakeLists.txt
+ OBJECT
+ ARCHS ${arch}
+ SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/crtbegin.c
+ CFLAGS ${CRT_CFLAGS} -DCRT_SHARED -fPIC
+ CFLAGS ${CRT_CFLAGS} -DCRT_SHARED
+ PARENT_TARGET crt)
+ add_compiler_rt_runtime(clang_rt.crtend
+ OBJECT
@ -255,14 +256,14 @@ Index: compiler-rt/lib/crt/CMakeLists.txt
+ OBJECT
+ ARCHS ${arch}
+ SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/crtend.c
+ CFLAGS ${CRT_CFLAGS} -DCRT_SHARED -fPIC
+ CFLAGS ${CRT_CFLAGS} -DCRT_SHARED
+ PARENT_TARGET crt)
+endforeach()
Index: compiler-rt/lib/crt/crtbegin.c
===================================================================
--- /dev/null
+++ compiler-rt/lib/crt/crtbegin.c
@@ -0,0 +1,110 @@
@@ -0,0 +1,108 @@
+/* ===-- crtbegin.c - Start of constructors and destructors ----------------===
+ *
+ * The LLVM Compiler Infrastructure
@ -282,8 +283,8 @@ Index: compiler-rt/lib/crt/crtbegin.c
+void *__dso_handle = (void *)0;
+#endif
+
+static long __EH_FRAME_LIST__[] __attribute__((
+ section(".eh_frame"), aligned(sizeof(void *)), visibility("hidden"))) = {};
+static long __EH_FRAME_LIST__[]
+ __attribute__((section(".eh_frame"), aligned(sizeof(void *)))) = {};
+
+extern void __register_frame_info(const void *, void *) __attribute__((weak));
+extern void *__deregister_frame_info(const void *) __attribute__((weak));
@ -292,9 +293,8 @@ Index: compiler-rt/lib/crt/crtbegin.c
+typedef void (*fp)(void);
+
+static fp __CTOR_LIST__[]
+ __attribute__((section(".ctors"), aligned(sizeof(fp)), visibility("hidden"),
+ used)) = {(fp)-1};
+extern fp __CTOR_LIST_END__[] __attribute__((visibility("hidden")));
+ __attribute__((section(".ctors"), aligned(sizeof(fp)), used)) = {(fp)-1};
+extern fp __CTOR_LIST_END__[];
+#endif
+
+#ifdef CRT_SHARED
@ -334,9 +334,8 @@ Index: compiler-rt/lib/crt/crtbegin.c
+
+#ifndef CRT_HAS_INITFINI_ARRAY
+static fp __DTOR_LIST__[]
+ __attribute__((section(".dtors"), aligned(sizeof(fp)), visibility("hidden"),
+ used)) = {(fp)-1};
+extern fp __DTOR_LIST_END__[] __attribute__((visibility("hidden")));
+ __attribute__((section(".dtors"), aligned(sizeof(fp)), used)) = {(fp)-1};
+extern fp __DTOR_LIST_END__[];
+#endif
+
+static void __attribute__((used)) __do_fini() {
@ -377,7 +376,7 @@ Index: compiler-rt/lib/crt/crtend.c
===================================================================
--- /dev/null
+++ compiler-rt/lib/crt/crtend.c
@@ -0,0 +1,23 @@
@@ -0,0 +1,24 @@
+/* ===-- crtend.c - End of constructors and destructors --------------------===
+ *
+ * The LLVM Compiler Infrastructure
@ -392,7 +391,8 @@ Index: compiler-rt/lib/crt/crtend.c
+
+// Put 4-byte zero which is the length field in FDE at the end as a terminator.
+const int32_t __EH_FRAME_LIST_END__[]
+ __attribute__((section(".eh_frame"), aligned(sizeof(int32_t)), used)) = {0};
+ __attribute__((section(".eh_frame"), aligned(sizeof(int32_t)),
+ visibility("hidden"), used)) = {0};
+
+#ifndef CRT_HAS_INITFINI_ARRAY
+typedef void (*fp)(void);