Add a test case for _Complex passed as a FCA.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57456 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/X86/complex-fca.ll b/test/CodeGen/X86/complex-fca.ll
new file mode 100644 (file)
index 0000000..29eb6ee
--- /dev/null
+++ b/test/CodeGen/X86/complex-fca.ll
@@ -0,0 +1,14 @@
+; RUN: llvm-as < %s | llc -march=x86 | grep mov | count 2
+
+define void @ccosl({ x86_fp80, x86_fp80 }* noalias sret %agg.result, { x86_fp80, x86_fp80 } %z) nounwind {
+entry:
+       %z8 = extractvalue { x86_fp80, x86_fp80 } %z, 0
+       %z9 = extractvalue { x86_fp80, x86_fp80 } %z, 1
+       %0 = sub x86_fp80 0xK80000000000000000000, %z9
+       %insert = insertvalue { x86_fp80, x86_fp80 } undef, x86_fp80 %0, 0
+       %insert7 = insertvalue { x86_fp80, x86_fp80 } %insert, x86_fp80 %z8, 1
+       call void @ccoshl({ x86_fp80, x86_fp80 }* noalias sret %agg.result, { x86_fp80, x86_fp80 } %insert7) nounwind
+       ret void
+}
+
+declare void @ccoshl({ x86_fp80, x86_fp80 }* noalias sret, { x86_fp80, x86_fp80 }) nounwind