llvm-symbolizer: Extract individual test cases now that it's easier to use directly (without a piped input file)
Pulling out the split-dwarf tests by way of example of how I think
llvm-symbolizer should be tested going forward. Open to
debate/discussion, though.
llvm-svn: 352004
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/dwo-test b/llvm/test/tools/llvm-symbolizer/Inputs/dwo-test
new file mode 100755
index 0000000..c28c3d2
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/dwo-test
Binary files differ
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/fission-ranges.cc b/llvm/test/tools/llvm-symbolizer/Inputs/fission-ranges.cc
new file mode 100644
index 0000000..a585bf9
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/fission-ranges.cc
@@ -0,0 +1,17 @@
+static inline int inlined_f() {
+ volatile int x = 2;
+ return x;
+}
+
+int main() {
+ return inlined_f();
+}
+
+// Build instructions:
+// $ mkdir /tmp/dbginfo
+// $ cp fission-ranges.cc /tmp/dbginfo/
+// $ cd /tmp/dbginfo
+// $ gcc -gsplit-dwarf -O2 -fPIC fission-ranges.cc -c -o obj2.o
+// $ clang -gsplit-dwarf -O2 -fsanitize=address -fPIC -Dmain=foo fission-ranges.cc -c -o obj1.o
+// $ gcc obj1.o obj2.o -shared -o <output>
+// $ objcopy --remove-section=.debug_aranges <output>
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/fission-ranges.elf-x86_64 b/llvm/test/tools/llvm-symbolizer/Inputs/fission-ranges.elf-x86_64
new file mode 100755
index 0000000..3d2fd79
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/fission-ranges.elf-x86_64
Binary files differ
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-addr-object-relocation.cpp b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-addr-object-relocation.cpp
new file mode 100644
index 0000000..e5255e8
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-addr-object-relocation.cpp
@@ -0,0 +1,10 @@
+void f1();
+__attribute__((always_inline)) void f2() {
+ f1();
+}
+void f3() {
+ f2();
+}
+
+// $ clang++ split-dwarf-addr-object-relocation.cpp -gsplit-dwarf -c Xclang \
+// -fdebug-compilation-dir -Xclang .
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-addr-object-relocation.dwo b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-addr-object-relocation.dwo
new file mode 100644
index 0000000..814b802
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-addr-object-relocation.dwo
Binary files differ
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-addr-object-relocation.o b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-addr-object-relocation.o
new file mode 100644
index 0000000..b77c31b
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-addr-object-relocation.o
Binary files differ
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-dwp.cpp b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-dwp.cpp
new file mode 100644
index 0000000..629d8b6
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-dwp.cpp
@@ -0,0 +1,22 @@
+void f1() {}
+__attribute__((always_inline)) inline void f2() {
+ f1();
+}
+// throw a gap in the address range to force use of DW_AT_ranges, ranges_base,
+// range contribution in the .dwo file, etc.
+__attribute__((nodebug)) void gap() {
+}
+int main() {
+ f2();
+}
+
+// To produce split-dwarf-dwp.o{,dwp}, Create another file that has ranges, so
+// the ranges_base of the CU for split-dwarf-dwp.cpp is non-zero.
+//
+// $ cat > other.cpp
+// void other1() {}
+// __attribute__((nodebug)) void other2() {}
+// void other3() {}
+// $ clang++ other.cpp split-dwarf-dwp.cpp -gsplit-dwarf -c -Xclang -fdebug-compilation-dir -Xclang . -fno-split-dwarf-inlining
+// $ llvm-dwp other.dwo split-dwarf-dwp.dwo -o test/DebugInfo/Inputs/split-dwarf-dwp.o.dwp
+// $ ld -r other.o split-dwarf-dwp.o -o test/DebugInfo/Inputs/split-dwarf-dwp.o
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-dwp.o b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-dwp.o
new file mode 100644
index 0000000..4df6455
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-dwp.o
Binary files differ
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-dwp.o.dwp b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-dwp.o.dwp
new file mode 100644
index 0000000..17018f0
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-dwp.o.dwp
Binary files differ
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-multiple-cu.cpp b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-multiple-cu.cpp
new file mode 100644
index 0000000..85276ca
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-multiple-cu.cpp
@@ -0,0 +1,15 @@
+void f1();
+__attribute__((always_inline)) inline void f2() {
+ f1();
+}
+void f3() {
+ f2();
+}
+
+// $ cat > other.cpp
+// extern int i;
+// int i;
+// $ clang++ other.cpp split-dwarf-multiple-cu.cpp -g -c -Xclang \
+// -fdebug-compilation-dir -Xclang . -emit-llvm -S
+// $ llvm-link other.ll split-dwarf-multiple-cu.ll -o split-dwarf-multiple-cu.bc
+// $ clang++ -gsplit-dwarf split-dwarf-multiple-cu.bc -c
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-multiple-cu.dwo b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-multiple-cu.dwo
new file mode 100644
index 0000000..8aca4cb
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-multiple-cu.dwo
Binary files differ
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-multiple-cu.o b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-multiple-cu.o
new file mode 100644
index 0000000..4cb64b5
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-multiple-cu.o
Binary files differ
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-test b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-test
new file mode 100755
index 0000000..a7024cc
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-test
Binary files differ
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-test-nogmlt b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-test-nogmlt
new file mode 100755
index 0000000..6f7627e
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-test-nogmlt
Binary files differ
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-test.cc b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-test.cc
new file mode 100644
index 0000000..b41423d
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-test.cc
@@ -0,0 +1,20 @@
+void f1() {
+}
+
+inline __attribute__((always_inline)) void f2() {
+ f1();
+}
+
+int main() {
+ f2();
+}
+
+// Build instructions:
+// 1) clang++ -### -gsplit-dwarf split-dwarf-test.cc -o split-dwarf-test
+// 2) Replace the value "-fdebug-compilation-dir" flag to "Output"
+// (this is the temp directory used by lit).
+// 3) Manually run clang-cc1, objcopy and ld invocations.
+// 4) Copy the binary and .dwo file to the Inputs directory. Make sure the
+// .dwo file will be available for symbolizer (use test RUN-lines to copy
+// the .dwo file to a directory
+// <execution_directory>/<directory_provided_in_fdebug_compilation_dir>.
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-test.cpp b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-test.cpp
new file mode 100644
index 0000000..8c85330
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-test.cpp
@@ -0,0 +1,13 @@
+void f1() {}
+__attribute__((always_inline)) inline void f2() {
+ f1();
+}
+int main() {
+ f2();
+}
+
+// $ clang++ split-dwarf-test.cpp -gsplit-dwarf -Xclang \
+// -fdebug-compilation-dir -Xclang . -o split-dwarf-test
+// $ clang++ split-dwarf-test.cpp -gsplit-dwarf -Xclang \
+// -fdebug-compilation-dir -Xclang . -fno-split-dwarf-inlining \
+// -o split-dwarf-test-nogmlt
diff --git a/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-test.dwo b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-test.dwo
new file mode 100644
index 0000000..f123d73
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-test.dwo
Binary files differ
diff --git a/llvm/test/tools/llvm-symbolizer/dwo.test b/llvm/test/tools/llvm-symbolizer/dwo.test
new file mode 100644
index 0000000..c2c72f5
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/dwo.test
@@ -0,0 +1,4 @@
+RUN: llvm-symbolizer --obj=%p/Inputs/dwo-test 0x400514 | FileCheck %s
+
+CHECK: main
+CHECK-NEXT: llvm-symbolizer-dwo-test.cc:11
diff --git a/llvm/test/tools/llvm-symbolizer/fission-ranges.test b/llvm/test/tools/llvm-symbolizer/fission-ranges.test
new file mode 100644
index 0000000..4d35ed4f
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/fission-ranges.test
@@ -0,0 +1,4 @@
+RUN: llvm-symbolizer --obj=%p/Inputs/fission-ranges.elf-x86_64 0x720 | FileCheck %s
+
+CHECK: main
+CHECK-NEXT: {{.*}}fission-ranges.cc:6
diff --git a/llvm/test/tools/llvm-symbolizer/split-debug.test b/llvm/test/tools/llvm-symbolizer/split-debug.test
index 7474cd6..8904683 100644
--- a/llvm/test/tools/llvm-symbolizer/split-debug.test
+++ b/llvm/test/tools/llvm-symbolizer/split-debug.test
@@ -20,7 +20,7 @@
RUN: mkdir -p %t/.debug
RUN: llvm-objcopy --keep-section=.debug_info %p/Inputs/addr.exe %t/.debug/addr
RUN: llvm-objcopy --strip-debug --add-gnu-debuglink=%t/.debug/addr %p/Inputs/addr.exe %t/addr.exe
-RUN: llvm-symbolizer -print-address -obj=%t/addr.exe < %p/Inputs/addr.inp | FileCheck %s
+RUN: llvm-symbolizer -print-address -obj=%t/addr.exe 0x40054d | FileCheck %s
#CHECK: 0x40054d
#CHECK: {{[/\]+}}tmp{{[/\]+}}x.c:14:0
diff --git a/llvm/test/tools/llvm-symbolizer/split-dwarf-addr-object-relocation.test b/llvm/test/tools/llvm-symbolizer/split-dwarf-addr-object-relocation.test
new file mode 100644
index 0000000..d98756d
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/split-dwarf-addr-object-relocation.test
@@ -0,0 +1,11 @@
+RUN: rm -rf %t
+RUN: mkdir -p %t
+RUN: cp %p/Inputs/split-dwarf-addr-object-relocation.dwo %t
+
+RUN: cd %t
+RUN: llvm-symbolizer --obj=%p/Inputs/split-dwarf-addr-object-relocation.o 0x14 | FileCheck %s
+
+CHECK: f2
+CHECK-NEXT: split-dwarf-addr-object-relocation.cpp:3:3
+CHECK-NEXT: f3
+CHECK-NEXT: split-dwarf-addr-object-relocation.cpp:6:0
diff --git a/llvm/test/tools/llvm-symbolizer/split-dwarf-dwp.test b/llvm/test/tools/llvm-symbolizer/split-dwarf-dwp.test
new file mode 100644
index 0000000..71ecca4
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/split-dwarf-dwp.test
@@ -0,0 +1,12 @@
+RUN: rm -rf %t
+RUN: mkdir -p %t
+
+RUN: cp %p/Inputs/split-dwarf-dwp.o %t/split-dwarf-dwp-different-name.o
+
+RUN: llvm-symbolizer --dwp=%p/Inputs/split-dwarf-dwp.o.dwp \
+RUN: --obj=%t/split-dwarf-dwp-different-name.o 0x54 | FileCheck %s
+
+CHECK: f2
+CHECK-NEXT: split-dwarf-dwp.cpp:3:3
+CHECK-NEXT: main
+CHECK-NEXT: split-dwarf-dwp.cpp:10:0
diff --git a/llvm/test/tools/llvm-symbolizer/split-dwarf-multiple-cu.test b/llvm/test/tools/llvm-symbolizer/split-dwarf-multiple-cu.test
new file mode 100644
index 0000000..465816f
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/split-dwarf-multiple-cu.test
@@ -0,0 +1,12 @@
+RUN: rm -rf %t
+RUN: mkdir -p %t
+RUN: cp %p/Inputs/split-dwarf-multiple-cu.dwo %t
+
+RUN: cd %t
+RUN: llvm-symbolizer --obj=%p/Inputs/split-dwarf-multiple-cu.o 0x4 | FileCheck %s
+
+CHECK: f2
+CHECK-NEXT: split-dwarf-multiple-cu.cpp:3:3
+CHECK-NEXT: f3
+CHECK-NEXT: split-dwarf-multiple-cu.cpp:6:0
+
diff --git a/llvm/test/tools/llvm-symbolizer/split-dwarf.test b/llvm/test/tools/llvm-symbolizer/split-dwarf.test
new file mode 100644
index 0000000..e8185ce
--- /dev/null
+++ b/llvm/test/tools/llvm-symbolizer/split-dwarf.test
@@ -0,0 +1,32 @@
+RUN: rm -rf %t
+RUN: mkdir -p %t
+
+RUN: cp %p/Inputs/split-dwarf-test.dwo %t
+
+RUN: cd %t
+RUN: llvm-symbolizer --functions=linkage --inlining --demangle=false \
+RUN: --obj=%p/Inputs/split-dwarf-test 0x400504 0x4004f4 | FileCheck --check-prefix=CHECK --check-prefix=SPLIT --check-prefix=DWO %s
+
+Ensure we get the same results in the absence of gmlt-like data in the executable but the presence of a .dwo file
+
+RUN: echo "%p/Inputs/split-dwarf-test-nogmlt 0x400504" >> %t.input
+RUN: echo "%p/Inputs/split-dwarf-test-nogmlt 0x4004f4" >> %t.input
+RUN: llvm-symbolizer --functions=linkage --inlining --demangle=false \
+RUN: --default-arch=i386 --obj=%p/Inputs/split-dwarf-test-nogmlt 0x400504 0x4004f4 | FileCheck --check-prefix=SPLIT --check-prefix=DWO %s
+
+Ensure we get gmlt like results in the absence of a .dwo file but the presence of gmlt-like data in the executable
+
+RUN: rm %t/split-dwarf-test.dwo
+RUN: echo "%p/Inputs/split-dwarf-test 0x400504" >> %t.input
+RUN: echo "%p/Inputs/split-dwarf-test 0x4004f4" >> %t.input
+RUN: llvm-symbolizer --functions=linkage --inlining --demangle=false \
+RUN: --default-arch=i386 --obj=%p/Inputs/split-dwarf-test 0x400504 0x4004f4 | FileCheck --check-prefix=SPLIT --check-prefix=NODWO %s
+
+DWO: _Z2f2v
+NODWO: {{^f2$}}
+SPLIT-NEXT: {{.*}}split-dwarf-test.cpp
+SPLIT-NEXT: main
+SPLIT-NEXT: {{.*}}split-dwarf-test.cpp
+
+SPLIT: _Z2f1v
+SPLIT-NEXT: {{.*}}split-dwarf-test.cpp