Introduce sanstats tool and llvm::CreateSanitizerStatReport function.

This is part of a new statistics gathering feature for the sanitizers.
See clang/docs/SanitizerStats.rst for further info and docs.

Differential Revision: http://reviews.llvm.org/D16174

llvm-svn: 257970

1 files changed, 210 insertions, 0 deletions

diff --git a/llvm/test/tools/sanstats/elf.test b/llvm/test/tools/sanstats/elf.test
new file mode 100644
index 00000000000..0b6292f82f8
--- /dev/null
+++ b/llvm/test/tools/sanstats/elf.test
@@ -0,0 +1,210 @@
+# RUN: yaml2obj -format=elf %s > %t1.o
+# RUN: yaml2obj -format=elf %s > %t2.o
+
+# RUN: echo -ne "\x04" > %t.stats
+
+# RUN: echo -n "%t1.o" >> %t.stats
+# RUN: echo -ne "\x00" >> %t.stats
+# RUN: echo -ne "\x01\x00\x00\x00\x01\x00\x00\x00" >> %t.stats
+# RUN: echo -ne "\x11\x00\x00\x00\x02\x00\x00\x20" >> %t.stats
+# RUN: echo -ne "\x21\x00\x00\x00\x03\x00\x00\x40" >> %t.stats
+# RUN: echo -ne "\x01\x00\x00\x00\x04\x00\x00\x60" >> %t.stats
+# RUN: echo -ne "\x11\x00\x00\x00\x05\x00\x00\x80" >> %t.stats
+# RUN: echo -ne "\x21\x00\x00\x00\x06\x00\x00\xa0" >> %t.stats
+# RUN: echo -ne "\x00\x00\x00\x00\x00\x00\x00\x00" >> %t.stats
+
+# RUN: echo -n "%t2.o" >> %t.stats
+# RUN: echo -ne "\x00" >> %t.stats
+# RUN: echo -ne "\x21\x00\x00\x00\x07\x00\x00\x00" >> %t.stats
+# RUN: echo -ne "\x11\x00\x00\x00\x08\x00\x00\x20" >> %t.stats
+# RUN: echo -ne "\x01\x00\x00\x00\x09\x00\x00\x40" >> %t.stats
+# RUN: echo -ne "\x21\x00\x00\x00\x0b\x00\x00\x60" >> %t.stats
+# RUN: echo -ne "\x11\x00\x00\x00\x0c\x00\x00\x80" >> %t.stats
+# RUN: echo -ne "\x01\x00\x00\x00\x0e\x00\x00\xa0" >> %t.stats
+# RUN: echo -ne "\x00\x00\x00\x00\x00\x00\x00\x00" >> %t.stats
+
+# RUN: sanstats %t.stats | FileCheck %s
+
+# CHECK: /tmp{{[/\\]}}f.c:1 f1 cfi-vcall 1
+# CHECK: /tmp{{[/\\]}}f.c:2 f2 cfi-nvcall 2
+# CHECK: /tmp{{[/\\]}}f.c:3 f3 cfi-derived-cast 3
+# CHECK: /tmp{{[/\\]}}f.c:1 f1 cfi-unrelated-cast 4
+# CHECK: /tmp{{[/\\]}}f.c:2 f2 cfi-icall 5
+# CHECK: /tmp{{[/\\]}}f.c:3 f3 <unknown> 6
+
+# CHECK: /tmp{{[/\\]}}f.c:3 f3 cfi-vcall 7
+# CHECK: /tmp{{[/\\]}}f.c:2 f2 cfi-nvcall 8
+# CHECK: /tmp{{[/\\]}}f.c:1 f1 cfi-derived-cast 9
+# CHECK: /tmp{{[/\\]}}f.c:3 f3 cfi-unrelated-cast 11
+# CHECK: /tmp{{[/\\]}}f.c:2 f2 cfi-icall 12
+# CHECK: /tmp{{[/\\]}}f.c:1 f1 <unknown> 14
+
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