1 files changed, 74 insertions, 0 deletions
diff --git a/test/CodeGen/R600/llvm.round.f64.ll b/test/CodeGen/R600/llvm.round.f64.ll
new file mode 100644
index 0000000..920dbb3
--- /dev/null
+++ b/test/CodeGen/R600/llvm.round.f64.ll
@@ -0,0 +1,74 @@
+; RUN: llc -march=amdgcn -mcpu=SI < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
+
+; FUNC-LABEL: {{^}}round_f64:
+; SI: s_endpgm
+define void @round_f64(double addrspace(1)* %out, double %x) #0 {
+  %result = call double @llvm.round.f64(double %x) #1
+  store double %result, double addrspace(1)* %out
+  ret void
+}
+
+; This is a pretty large function, so just test a few of the
+; instructions that are necessary.
+
+; FUNC-LABEL: {{^}}v_round_f64:
+; SI: buffer_load_dwordx2
+; SI: v_bfe_u32 [[EXP:v[0-9]+]], v{{[0-9]+}}, 20, 11
+
+; SI-DAG: v_not_b32_e32
+; SI-DAG: v_not_b32_e32
+
+; SI-DAG: v_cmp_eq_i32
+
+; SI-DAG: s_mov_b32 [[BFIMASK:s[0-9]+]], 0x7fffffff
+; SI-DAG: v_cmp_lt_i32_e64
+; SI-DAG: v_bfi_b32 [[COPYSIGN:v[0-9]+]], [[BFIMASK]]
+
+; SI-DAG: v_cmp_gt_i32_e64
+
+
+; SI: buffer_store_dwordx2
+; SI: s_endpgm
+define void @v_round_f64(double addrspace(1)* %out, double addrspace(1)* %in) #0 {
+  %tid = call i32 @llvm.r600.read.tidig.x() #1
+  %gep = getelementptr double addrspace(1)* %in, i32 %tid
+  %out.gep = getelementptr double addrspace(1)* %out, i32 %tid
+  %x = load double addrspace(1)* %gep
+  %result = call double @llvm.round.f64(double %x) #1
+  store double %result, double addrspace(1)* %out.gep
+  ret void
+}
+
+; FUNC-LABEL: {{^}}round_v2f64:
+; SI: s_endpgm
+define void @round_v2f64(<2 x double> addrspace(1)* %out, <2 x double> %in) #0 {
+  %result = call <2 x double> @llvm.round.v2f64(<2 x double> %in) #1
+  store <2 x double> %result, <2 x double> addrspace(1)* %out
+  ret void
+}
+
+; FUNC-LABEL: {{^}}round_v4f64:
+; SI: s_endpgm
+define void @round_v4f64(<4 x double> addrspace(1)* %out, <4 x double> %in) #0 {
+  %result = call <4 x double> @llvm.round.v4f64(<4 x double> %in) #1
+  store <4 x double> %result, <4 x double> addrspace(1)* %out
+  ret void
+}
+
+; FUNC-LABEL: {{^}}round_v8f64:
+; SI: s_endpgm
+define void @round_v8f64(<8 x double> addrspace(1)* %out, <8 x double> %in) #0 {
+  %result = call <8 x double> @llvm.round.v8f64(<8 x double> %in) #1
+  store <8 x double> %result, <8 x double> addrspace(1)* %out
+  ret void
+}
+
+declare i32 @llvm.r600.read.tidig.x() #1
+
+declare double @llvm.round.f64(double) #1
+declare <2 x double> @llvm.round.v2f64(<2 x double>) #1
+declare <4 x double> @llvm.round.v4f64(<4 x double>) #1
+declare <8 x double> @llvm.round.v8f64(<8 x double>) #1
+
+attributes #0 = { nounwind }
+attributes #1 = { nounwind readnone }