MIR Serialization: Serialize the memory operand's range metadata node.

llvm-svn: 245247

1 files changed, 22 insertions, 0 deletions

diff --git a/llvm/test/CodeGen/MIR/X86/memory-operands.mir b/llvm/test/CodeGen/MIR/X86/memory-operands.mir
index 6fc6dca2527..fabea5ebcbf 100644
--- a/llvm/test/CodeGen/MIR/X86/memory-operands.mir
+++ b/llvm/test/CodeGen/MIR/X86/memory-operands.mir
@@ -148,6 +148,15 @@
   !9 = distinct !{!9, !10, !"some scope"}
   !10 = distinct !{!10, !"some domain"}
 
+  define zeroext i1 @range_metadata(i8* %x) {
+  entry:
+    %0 = load i8, i8* %x, align 1, !range !11
+    %tobool = trunc i8 %0 to i1
+    ret i1 %tobool
+  }
+
+  !11 = !{i8 0, i8 2}
+
 ...
 ---
 name:            test
@@ -406,3 +415,16 @@ body: |
     MOVSSmr killed %rdi, 1, _, 28, _, killed %xmm0 :: (store 4 into %ir.arrayidx)
     RETQ
 ...
+---
+name:            range_metadata
+tracksRegLiveness: true
+liveins:
+  - { reg: '%rdi' }
+body: |
+  bb.0.entry:
+    liveins: %rdi
+  ; CHECK-LABEL: name: range_metadata
+  ; CHECK: %al = MOV8rm killed %rdi, 1, _, 0, _ :: (load 1 from %ir.x, !range !11)
+    %al = MOV8rm killed %rdi, 1, _, 0, _ :: (load 1 from %ir.x, !range !11)
+    RETQ %al
+...