1 files changed, 53 insertions, 0 deletions
diff --git a/test/CodeGen/AMDGPU/fcopysign.f32.ll b/test/CodeGen/AMDGPU/fcopysign.f32.ll
new file mode 100644
index 000000000000..b719d5a39785
--- /dev/null
+++ b/test/CodeGen/AMDGPU/fcopysign.f32.ll
@@ -0,0 +1,53 @@
+; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=GCN -check-prefix=FUNC %s
+; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=VI -check-prefix=GCN -check-prefix=FUNC %s
+; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
+
+
+declare float @llvm.copysign.f32(float, float) nounwind readnone
+declare <2 x float> @llvm.copysign.v2f32(<2 x float>, <2 x float>) nounwind readnone
+declare <4 x float> @llvm.copysign.v4f32(<4 x float>, <4 x float>) nounwind readnone
+
+; Try to identify arg based on higher address.
+; FUNC-LABEL: {{^}}test_copysign_f32:
+; SI: s_load_dword [[SMAG:s[0-9]+]], {{.*}} 0xb
+; SI: s_load_dword [[SSIGN:s[0-9]+]], {{.*}} 0xc
+; VI: s_load_dword [[SMAG:s[0-9]+]], {{.*}} 0x2c
+; VI: s_load_dword [[SSIGN:s[0-9]+]], {{.*}} 0x30
+; GCN-DAG: v_mov_b32_e32 [[VSIGN:v[0-9]+]], [[SSIGN]]
+; GCN-DAG: v_mov_b32_e32 [[VMAG:v[0-9]+]], [[SMAG]]
+; GCN-DAG: s_mov_b32 [[SCONST:s[0-9]+]], 0x7fffffff
+; GCN: v_bfi_b32 [[RESULT:v[0-9]+]], [[SCONST]], [[VMAG]], [[VSIGN]]
+; GCN: buffer_store_dword [[RESULT]],
+; GCN: s_endpgm
+
+; EG: BFI_INT
+define void @test_copysign_f32(float addrspace(1)* %out, float %mag, float %sign) nounwind {
+  %result = call float @llvm.copysign.f32(float %mag, float %sign)
+  store float %result, float addrspace(1)* %out, align 4
+  ret void
+}
+
+; FUNC-LABEL: {{^}}test_copysign_v2f32:
+; GCN: s_endpgm
+
+; EG: BFI_INT
+; EG: BFI_INT
+define void @test_copysign_v2f32(<2 x float> addrspace(1)* %out, <2 x float> %mag, <2 x float> %sign) nounwind {
+  %result = call <2 x float> @llvm.copysign.v2f32(<2 x float> %mag, <2 x float> %sign)
+  store <2 x float> %result, <2 x float> addrspace(1)* %out, align 8
+  ret void
+}
+
+; FUNC-LABEL: {{^}}test_copysign_v4f32:
+; GCN: s_endpgm
+
+; EG: BFI_INT
+; EG: BFI_INT
+; EG: BFI_INT
+; EG: BFI_INT
+define void @test_copysign_v4f32(<4 x float> addrspace(1)* %out, <4 x float> %mag, <4 x float> %sign) nounwind {
+  %result = call <4 x float> @llvm.copysign.v4f32(<4 x float> %mag, <4 x float> %sign)
+  store <4 x float> %result, <4 x float> addrspace(1)* %out, align 16
+  ret void
+}
+