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authorXinliang David Li <davidxl@google.com>2016-02-26 03:05:10 +0000
committerXinliang David Li <davidxl@google.com>2016-02-26 03:05:10 +0000
commit23682e9cab92c239b2a500e251e406ce8feabb3b (patch)
treeaa31a805a8127ab6ba4b56b7ea352ff6b50d4e3c
parent9f520ebc5413cd9561e3c8ee7f5d2dfc8db3ac23 (diff)
downloadbcm5719-llvm-23682e9cab92c239b2a500e251e406ce8feabb3b.tar.gz
bcm5719-llvm-23682e9cab92c239b2a500e251e406ce8feabb3b.zip
[PGO] Add test case to ensure covmap section is not allocatable.
Differential Revision: http://reviews.llvm.org/D17324 llvm-svn: 261959
-rw-r--r--llvm/test/Instrumentation/InstrProfiling/X86/alloc.ll6
-rw-r--r--llvm/test/Instrumentation/InstrProfiling/X86/lit.local.cfg3
2 files changed, 9 insertions, 0 deletions
diff --git a/llvm/test/Instrumentation/InstrProfiling/X86/alloc.ll b/llvm/test/Instrumentation/InstrProfiling/X86/alloc.ll
new file mode 100644
index 00000000000..33624380a37
--- /dev/null
+++ b/llvm/test/Instrumentation/InstrProfiling/X86/alloc.ll
@@ -0,0 +1,6 @@
+;; Ensure that SHF_ALLOC section flag is not set for the __llvm_covmap section on Linux.
+; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu | FileCheck %s
+
+@__llvm_coverage_mapping = internal constant i32 0, section "__llvm_covmap"
+
+; CHECK-DAG: .section __llvm_covmap,""
diff --git a/llvm/test/Instrumentation/InstrProfiling/X86/lit.local.cfg b/llvm/test/Instrumentation/InstrProfiling/X86/lit.local.cfg
new file mode 100644
index 00000000000..e71f3cc4c41
--- /dev/null
+++ b/llvm/test/Instrumentation/InstrProfiling/X86/lit.local.cfg
@@ -0,0 +1,3 @@
+if not 'X86' in config.root.targets:
+ config.unsupported = True
+
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