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authorpascal <pascal@openbsd.org>2016-09-03 22:46:54 +0000
committerpascal <pascal@openbsd.org>2016-09-03 22:46:54 +0000
commitb5500b9ca0102f1ccaf32f0e77e96d0739aded9b (patch)
treee1b7ebb5a0231f9e6d8d3f6f719582cebd64dc98 /gnu/llvm/tools/llvm-c-test/object.c
parentclarify purpose of src/gnu/ directory. (diff)
downloadwireguard-openbsd-b5500b9ca0102f1ccaf32f0e77e96d0739aded9b.tar.xz
wireguard-openbsd-b5500b9ca0102f1ccaf32f0e77e96d0739aded9b.zip
Use the space freed up by sparc and zaurus to import LLVM.
ok hackroom@
Diffstat (limited to 'gnu/llvm/tools/llvm-c-test/object.c')
-rw-r--r--gnu/llvm/tools/llvm-c-test/object.c88
1 files changed, 88 insertions, 0 deletions
diff --git a/gnu/llvm/tools/llvm-c-test/object.c b/gnu/llvm/tools/llvm-c-test/object.c
new file mode 100644
index 00000000000..43521787b60
--- /dev/null
+++ b/gnu/llvm/tools/llvm-c-test/object.c
@@ -0,0 +1,88 @@
+/*===-- object.c - tool for testing libLLVM and llvm-c API ----------------===*\
+|* *|
+|* The LLVM Compiler Infrastructure *|
+|* *|
+|* This file is distributed under the University of Illinois Open Source *|
+|* License. See LICENSE.TXT for details. *|
+|* *|
+|*===----------------------------------------------------------------------===*|
+|* *|
+|* This file implements the --object-list-sections and --object-list-symbols *|
+|* commands in llvm-c-test. *|
+|* *|
+\*===----------------------------------------------------------------------===*/
+
+#include "llvm-c-test.h"
+#include "llvm-c/Core.h"
+#include "llvm-c/Object.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+int object_list_sections(void) {
+ LLVMMemoryBufferRef MB;
+ LLVMObjectFileRef O;
+ LLVMSectionIteratorRef sect;
+ char *msg = NULL;
+
+ if (LLVMCreateMemoryBufferWithSTDIN(&MB, &msg)) {
+ fprintf(stderr, "Error reading file: %s\n", msg);
+ exit(1);
+ }
+
+ O = LLVMCreateObjectFile(MB);
+ if (!O) {
+ fprintf(stderr, "Error reading object\n");
+ exit(1);
+ }
+
+ sect = LLVMGetSections(O);
+ while (!LLVMIsSectionIteratorAtEnd(O, sect)) {
+ printf("'%s': @0x%08" PRIx64 " +%" PRIu64 "\n", LLVMGetSectionName(sect),
+ LLVMGetSectionAddress(sect), LLVMGetSectionSize(sect));
+
+ LLVMMoveToNextSection(sect);
+ }
+
+ LLVMDisposeSectionIterator(sect);
+
+ LLVMDisposeObjectFile(O);
+
+ return 0;
+}
+
+int object_list_symbols(void) {
+ LLVMMemoryBufferRef MB;
+ LLVMObjectFileRef O;
+ LLVMSectionIteratorRef sect;
+ LLVMSymbolIteratorRef sym;
+ char *msg = NULL;
+
+ if (LLVMCreateMemoryBufferWithSTDIN(&MB, &msg)) {
+ fprintf(stderr, "Error reading file: %s\n", msg);
+ exit(1);
+ }
+
+ O = LLVMCreateObjectFile(MB);
+ if (!O) {
+ fprintf(stderr, "Error reading object\n");
+ exit(1);
+ }
+
+ sect = LLVMGetSections(O);
+ sym = LLVMGetSymbols(O);
+ while (!LLVMIsSymbolIteratorAtEnd(O, sym)) {
+
+ LLVMMoveToContainingSection(sect, sym);
+ printf("%s @0x%08" PRIx64 " +%" PRIu64 " (%s)\n", LLVMGetSymbolName(sym),
+ LLVMGetSymbolAddress(sym), LLVMGetSymbolSize(sym),
+ LLVMGetSectionName(sect));
+
+ LLVMMoveToNextSymbol(sym);
+ }
+
+ LLVMDisposeSymbolIterator(sym);
+
+ LLVMDisposeObjectFile(O);
+
+ return 0;
+}