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authorYiannis Tsiouris <gtsiour@softlab.ntua.gr>2013-03-25 13:47:46 +0000
committerYiannis Tsiouris <gtsiour@softlab.ntua.gr>2013-03-25 13:47:46 +0000
commit477de3a7859104d7c41a36628169e13e524e980a (patch)
tree378b9b09722a63c6b459e1a7058c67612c2752f8 /test
parent2269c56a3ce38e4440c3ed411e5ddd17cbb394c4 (diff)
Add a GC plugin for Erlang
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177867 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
-rw-r--r--test/CodeGen/X86/GC/erlang-gc.ll25
1 files changed, 25 insertions, 0 deletions
diff --git a/test/CodeGen/X86/GC/erlang-gc.ll b/test/CodeGen/X86/GC/erlang-gc.ll
new file mode 100644
index 0000000000..c55b7f6dcf
--- /dev/null
+++ b/test/CodeGen/X86/GC/erlang-gc.ll
@@ -0,0 +1,25 @@
+; RUN: llc -mtriple=x86_64-linux-gnu < %s | FileCheck %s --check-prefix=CHECK64
+; RUN: llc -mtriple=i686-linux-gnu < %s | FileCheck %s --check-prefix=CHECK32
+
+define i32 @main(i32 %x) nounwind gc "erlang" {
+ %puts = tail call i32 @foo(i32 %x)
+ ret i32 0
+
+; CHECK64: .section .note.gc,"",@progbits
+; CHECK64-NEXT: .align 8
+; CHECK64-NEXT: .short 1 # safe point count
+; CHECK64-NEXT: .long .Ltmp0 # safe point address
+; CHECK64-NEXT: .short 1 # stack frame size (in words)
+; CHECK64-NEXT: .short 0 # stack arity
+; CHECK64-NEXT: .short 0 # live root count
+
+; CHECK32: .section .note.gc,"",@progbits
+; CHECK32-NEXT: .align 4
+; CHECK32-NEXT: .short 1 # safe point count
+; CHECK32-NEXT: .long .Ltmp0 # safe point address
+; CHECK32-NEXT: .short 3 # stack frame size (in words)
+; CHECK32-NEXT: .short 0 # stack arity
+; CHECK32-NEXT: .short 0 # live root count
+}
+
+declare i32 @foo(i32)