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-rw-r--r--llvm/test/tools/llvm-readobj/elf-hash-histogram.test27
1 files changed, 27 insertions, 0 deletions
diff --git a/llvm/test/tools/llvm-readobj/elf-hash-histogram.test b/llvm/test/tools/llvm-readobj/elf-hash-histogram.test
new file mode 100644
index 00000000000..b7ddfabacaa
--- /dev/null
+++ b/llvm/test/tools/llvm-readobj/elf-hash-histogram.test
@@ -0,0 +1,27 @@
+RUN: llvm-readobj -elf-hash-histogram %p/Inputs/gnuhash.so.elf-ppc64 \
+RUN: --elf-output-style=GNU | FileCheck %s -check-prefix PPC64GNU
+RUN: llvm-readobj -elf-hash-histogram %p/Inputs/gnuhash.so.elf-x86_64 --elf-output-style=GNU \
+RUN: | FileCheck %s -check-prefix X86GNU
+RUN: llvm-readobj -elf-hash-histogram %p/Inputs/got-plt.exe.elf-mipsel --elf-output-style=GNU \
+RUN: | FileCheck %s -check-prefix SYSV
+
+PPC64GNU: Histogram for `.gnu.hash' bucket list length (total of 3 buckets)
+PPC64GNU-NEXT: Length Number % of total Coverage
+PPC64GNU-NEXT: 0 1 ( 33.3%) 0.0%
+PPC64GNU-NEXT: 1 1 ( 33.3%) 25.0%
+PPC64GNU-NEXT: 2 0 ( 0.0%) 25.0%
+PPC64GNU-NEXT: 3 1 ( 33.3%) 100.0%
+
+X86GNU: Histogram for `.gnu.hash' bucket list length (total of 3 buckets)
+X86GNU-NEXT: Length Number % of total Coverage
+X86GNU-NEXT: 0 1 ( 33.3%) 0.0%
+X86GNU-NEXT: 1 1 ( 33.3%) 25.0%
+X86GNU-NEXT: 2 0 ( 0.0%) 25.0%
+X86GNU-NEXT: 3 1 ( 33.3%) 100.0%
+
+SYSV: Histogram for bucket list length (total of 3 buckets)
+SYSV-NEXT: Length Number % of total Coverage
+SYSV-NEXT: 0 0 ( 0.0%) 0.0%
+SYSV-NEXT: 1 0 ( 0.0%) 0.0%
+SYSV-NEXT: 2 2 ( 66.7%) 57.1%
+SYSV-NEXT: 3 1 ( 33.3%) 100.0%
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