Vendor import of llvm release_39 branch r276489:vendor/llvm/llvm-release_39-r276489

https://llvm.org/svn/llvm-project/llvm/branches/release_39@276489

1 files changed, 28 insertions, 0 deletions

diff --git a/test/CodeGen/AMDGPU/llvm.r600.recipsqrt.ieee.ll b/test/CodeGen/AMDGPU/llvm.r600.recipsqrt.ieee.ll
new file mode 100644
index 000000000000..1d6bff01e662
--- /dev/null
+++ b/test/CodeGen/AMDGPU/llvm.r600.recipsqrt.ieee.ll
@@ -0,0 +1,28 @@
+; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefix=EG %s
+
+declare float @llvm.r600.recipsqrt.ieee.f32(float) nounwind readnone
+
+; EG-LABEL: {{^}}recipsqrt.ieee_f32:
+; EG: RECIPSQRT_IEEE
+define void @recipsqrt.ieee_f32(float addrspace(1)* %out, float %src) nounwind {
+  %recipsqrt.ieee = call float @llvm.r600.recipsqrt.ieee.f32(float %src) nounwind readnone
+  store float %recipsqrt.ieee, float addrspace(1)* %out, align 4
+  ret void
+}
+
+; TODO: Really these should be constant folded
+; EG-LABEL: {{^}}recipsqrt.ieee_f32_constant_4.0
+; EG: RECIPSQRT_IEEE
+define void @recipsqrt.ieee_f32_constant_4.0(float addrspace(1)* %out) nounwind {
+  %recipsqrt.ieee = call float @llvm.r600.recipsqrt.ieee.f32(float 4.0) nounwind readnone
+  store float %recipsqrt.ieee, float addrspace(1)* %out, align 4
+  ret void
+}
+
+; EG-LABEL: {{^}}recipsqrt.ieee_f32_constant_100.0
+; EG: RECIPSQRT_IEEE
+define void @recipsqrt.ieee_f32_constant_100.0(float addrspace(1)* %out) nounwind {
+  %recipsqrt.ieee = call float @llvm.r600.recipsqrt.ieee.f32(float 100.0) nounwind readnone
+  store float %recipsqrt.ieee, float addrspace(1)* %out, align 4
+  ret void
+}