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-rw-r--r--test/CodeGen/MIR/X86/spill-slot-fixed-stack-objects.mir34
1 files changed, 34 insertions, 0 deletions
diff --git a/test/CodeGen/MIR/X86/spill-slot-fixed-stack-objects.mir b/test/CodeGen/MIR/X86/spill-slot-fixed-stack-objects.mir
new file mode 100644
index 0000000000000..f771f796ec346
--- /dev/null
+++ b/test/CodeGen/MIR/X86/spill-slot-fixed-stack-objects.mir
@@ -0,0 +1,34 @@
+# RUN: llc -march=x86-64 -start-after branch-folder -stop-after branch-folder -o /dev/null %s | FileCheck %s
+# This test ensures that the MIR parser parses fixed stack objects correctly.
+
+--- |
+
+ define i32 @test(i32 %a) #0 {
+ entry:
+ %b = alloca i32
+ store i32 %a, i32* %b
+ %c = load i32, i32* %b
+ ret i32 %c
+ }
+
+ attributes #0 = { "no-frame-pointer-elim"="false" }
+
+...
+---
+name: test
+frameInfo:
+ maxAlignment: 4
+# CHECK: fixedStack:
+# CHECK-NEXT: - { id: 0, type: spill-slot, offset: 0, size: 4, alignment: 4 }
+fixedStack:
+ - { id: 0, type: spill-slot, offset: 0, size: 4, alignment: 4 }
+stack:
+ - { id: 0, offset: -12, size: 4, alignment: 4 }
+body:
+ - id: 0
+ name: entry
+ instructions:
+ - 'MOV32mr %rsp, 1, _, -4, _, %edi'
+ - '%eax = COPY %edi'
+ - 'RETQ %eax'
+...