1 files changed, 29 insertions, 17 deletions
diff --git a/llvm/test/CodeGen/AMDGPU/fptrunc.ll b/llvm/test/CodeGen/AMDGPU/fptrunc.ll
index 385e10e7baa..838e1b9e279 100644
--- a/llvm/test/CodeGen/AMDGPU/fptrunc.ll
+++ b/llvm/test/CodeGen/AMDGPU/fptrunc.ll
@@ -1,17 +1,29 @@
-; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
-; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
+; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
+; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
+; RUN: llc -march=amdgcn -mcpu=tonga -enable-unsafe-fp-math -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GCN-UNSAFE %s
 
 ; FUNC-LABEL: {{^}}fptrunc_f64_to_f32:
-; SI: v_cvt_f32_f64_e32 {{v[0-9]+}}, {{s\[[0-9]+:[0-9]+\]}}
+; GCN: v_cvt_f32_f64_e32 {{v[0-9]+}}, {{s\[[0-9]+:[0-9]+\]}}
 define void @fptrunc_f64_to_f32(float addrspace(1)* %out, double %in) {
   %result = fptrunc double %in to float
   store float %result, float addrspace(1)* %out
   ret void
 }
 
+; FUNC-LABEL: {{^}}fptrunc_f64_to_f16:
+; GCN-NOT: v_cvt
+; GCN-FAST: v_cvt_f32_f64_e32 [[F32:v[0-9]+]]
+; GCN-FAST: v_cvt_f16_f32_e32 v[0-9]+, [[F32]]
+define void @fptrunc_f64_to_f16(i16 addrspace(1)* %out, double %in) {
+  %result = fptrunc double %in to half
+  %result_i16 = bitcast half %result to i16
+  store i16 %result_i16, i16 addrspace(1)* %out
+  ret void
+}
+
 ; FUNC-LABEL: {{^}}fptrunc_v2f64_to_v2f32:
-; SI: v_cvt_f32_f64_e32
-; SI: v_cvt_f32_f64_e32
+; GCN: v_cvt_f32_f64_e32
+; GCN: v_cvt_f32_f64_e32
 define void @fptrunc_v2f64_to_v2f32(<2 x float> addrspace(1)* %out, <2 x double> %in) {
   %result = fptrunc <2 x double> %in to <2 x float>
   store <2 x float> %result, <2 x float> addrspace(1)* %out
@@ -19,10 +31,10 @@ define void @fptrunc_v2f64_to_v2f32(<2 x float> addrspace(1)* %out, <2 x double>
 }
 
 ; FUNC-LABEL: {{^}}fptrunc_v4f64_to_v4f32:
-; SI: v_cvt_f32_f64_e32
-; SI: v_cvt_f32_f64_e32
-; SI: v_cvt_f32_f64_e32
-; SI: v_cvt_f32_f64_e32
+; GCN: v_cvt_f32_f64_e32
+; GCN: v_cvt_f32_f64_e32
+; GCN: v_cvt_f32_f64_e32
+; GCN: v_cvt_f32_f64_e32
 define void @fptrunc_v4f64_to_v4f32(<4 x float> addrspace(1)* %out, <4 x double> %in) {
   %result = fptrunc <4 x double> %in to <4 x float>
   store <4 x float> %result, <4 x float> addrspace(1)* %out
@@ -30,14 +42,14 @@ define void @fptrunc_v4f64_to_v4f32(<4 x float> addrspace(1)* %out, <4 x double>
 }
 
 ; FUNC-LABEL: {{^}}fptrunc_v8f64_to_v8f32:
-; SI: v_cvt_f32_f64_e32
-; SI: v_cvt_f32_f64_e32
-; SI: v_cvt_f32_f64_e32
-; SI: v_cvt_f32_f64_e32
-; SI: v_cvt_f32_f64_e32
-; SI: v_cvt_f32_f64_e32
-; SI: v_cvt_f32_f64_e32
-; SI: v_cvt_f32_f64_e32
+; GCN: v_cvt_f32_f64_e32
+; GCN: v_cvt_f32_f64_e32
+; GCN: v_cvt_f32_f64_e32
+; GCN: v_cvt_f32_f64_e32
+; GCN: v_cvt_f32_f64_e32
+; GCN: v_cvt_f32_f64_e32
+; GCN: v_cvt_f32_f64_e32
+; GCN: v_cvt_f32_f64_e32
 define void @fptrunc_v8f64_to_v8f32(<8 x float> addrspace(1)* %out, <8 x double> %in) {
   %result = fptrunc <8 x double> %in to <8 x float>
   store <8 x float> %result, <8 x float> addrspace(1)* %out