1 files changed, 42 insertions, 0 deletions
diff --git a/test/CodeGen/AArch64/arm64-sincos.ll b/test/CodeGen/AArch64/arm64-sincos.ll
new file mode 100644
index 0000000..06157b2
--- /dev/null
+++ b/test/CodeGen/AArch64/arm64-sincos.ll
@@ -0,0 +1,42 @@
+; RUN: llc < %s -mtriple=arm64-apple-ios7 | FileCheck %s --check-prefix CHECK-IOS
+; RUN: llc < %s -mtriple=arm64-linux-gnu | FileCheck %s --check-prefix CHECK-LINUX
+
+; Combine sin / cos into a single call.
+; rdar://12856873
+
+define float @test1(float %x) nounwind {
+entry:
+; CHECK-IOS-LABEL: test1:
+; CHECK-IOS: bl ___sincosf_stret
+; CHECK-IOS: fadd s0, s0, s1
+
+; CHECK-LINUX-LABEL: test1:
+; CHECK-LINUX: bl sinf
+; CHECK-LINUX: bl cosf
+
+  %call = tail call float @sinf(float %x) nounwind readnone
+  %call1 = tail call float @cosf(float %x) nounwind readnone
+  %add = fadd float %call, %call1
+  ret float %add
+}
+
+define double @test2(double %x) nounwind {
+entry:
+; CHECK-IOS-LABEL: test2:
+; CHECK-IOS: bl ___sincos_stret
+; CHECK-IOS: fadd d0, d0, d1
+
+; CHECK-LINUX-LABEL: test2:
+; CHECK-LINUX: bl sin
+; CHECK-LINUX: bl cos
+
+  %call = tail call double @sin(double %x) nounwind readnone
+  %call1 = tail call double @cos(double %x) nounwind readnone
+  %add = fadd double %call, %call1
+  ret double %add
+}
+
+declare float  @sinf(float) readonly
+declare double @sin(double) readonly
+declare float @cosf(float) readonly
+declare double @cos(double) readonly