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authorFangrui Song <maskray@google.com>2020-01-01 22:14:33 -0800
committerFangrui Song <maskray@google.com>2020-01-01 22:21:11 -0800
commitaa8217289864d27b023b31e3efbaa7eb05e77092 (patch)
treea1216e642de1c04c41a31ac1814c88a214f14fd5
parent0359e1d6be2e4449ece5063c6b2a08a5094798b4 (diff)
downloadbcm5719-llvm-aa8217289864d27b023b31e3efbaa7eb05e77092.tar.gz
bcm5719-llvm-aa8217289864d27b023b31e3efbaa7eb05e77092.zip
[XRay][test] Fix xray-empty-firstmbb.mir and delete incorrect xray-empty-function.mir
xray-empty-firstmbb.mir does not test the intended code path. Change xray-instruction-threshold to 0 to exercise the code path. Delete xray-empty-function.mir . Empty MachineFunction does not work. Various passes (e.g. MachineDominatorTree) assume the presence of an entry block.
-rw-r--r--llvm/test/CodeGen/X86/xray-empty-firstmbb.mir2
-rw-r--r--llvm/test/CodeGen/X86/xray-empty-function.mir13
2 files changed, 1 insertions, 14 deletions
diff --git a/llvm/test/CodeGen/X86/xray-empty-firstmbb.mir b/llvm/test/CodeGen/X86/xray-empty-firstmbb.mir
index 5949a4add15..e87c86591ce 100644
--- a/llvm/test/CodeGen/X86/xray-empty-firstmbb.mir
+++ b/llvm/test/CodeGen/X86/xray-empty-firstmbb.mir
@@ -4,7 +4,7 @@
--- |
- define i32 @foo() noinline uwtable "xray-instruction-threshold"="1" {
+ define i32 @foo() noinline uwtable "xray-instruction-threshold"="0" {
entry:
unreachable
}
diff --git a/llvm/test/CodeGen/X86/xray-empty-function.mir b/llvm/test/CodeGen/X86/xray-empty-function.mir
deleted file mode 100644
index 178771a3c63..00000000000
--- a/llvm/test/CodeGen/X86/xray-empty-function.mir
+++ /dev/null
@@ -1,13 +0,0 @@
-# RUN: llc -run-pass xray-instrumentation -mtriple=x86_64-unknown-linux-gnu -o - %s | FileCheck %s
-#
-# Make sure we can handle empty functions.
----
-name: empty
-tracksRegLiveness: true
-liveins:
- - { reg: '$edi'}
-body: |
- bb.0:
- ; CHECK-NOT: PATCHABLE_FUNCTION_ENTER
-...
-
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