Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b
2020-01-16 16:38:04 +00:00
parent d94e79959b
commit 468663ddbb
48518 changed files with 2789335 additions and 61176 deletions
--- a/external/llvm-project/llvm/test/CodeGen/X86/xray-multiplerets-in-blocks.mir
+++ b/external/llvm-project/llvm/test/CodeGen/X86/xray-multiplerets-in-blocks.mir
@@ -0,0 +1,28 @@
+# RUN: llc -run-pass xray-instrumentation -mtriple=x86_64-unknown-linux-gnu -o - %s | FileCheck %s
+#
+# Make sure we can handle multiple ret instructions in a single basic block for
+# XRay.
+
+--- |
+
+  define i32 @foo() noinline uwtable "function-instrument"="xray-always" {
+    ret i32 0
+    ret i32 1
+  }
+
+...
+
+---
+name: foo
+tracksRegLiveness: true
+liveins:
+  - { reg: '%edi'}
+body:            |
+  bb.0:
+    liveins: %edi
+    ; CHECK: PATCHABLE_FUNCTION_ENTER
+    RETQ
+    ; CHECK-NEXT: PATCHABLE_RET
+    RETQ
+    ; CHECK-NEXT: PATCHABLE_RET
+...