| ; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=VI %s |
| ; RUN: not llc -march=amdgcn -mcpu=bonaire -verify-machineinstrs < %s 2>&1 | FileCheck -check-prefix=SICI %s |
| ; RUN: not llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s 2>&1 | FileCheck -check-prefix=SICI %s |
| |
| ; GCN-LABEL: {{^}}s_input_output_i16: |
| ; SICI: error: couldn't allocate output register for constraint 's' |
| ; SICI: error: couldn't allocate input reg for constraint 's' |
| define amdgpu_kernel void @s_input_output_i16() #0 { |
| %v = tail call i16 asm sideeffect "s_mov_b32 $0, -1", "=s"() |
| tail call void asm sideeffect "; use $0", "s"(i16 %v) #0 |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}v_input_output_i16: |
| ; SICI: error: couldn't allocate output register for constraint 'v' |
| ; SICI: error: couldn't allocate input reg for constraint 'v' |
| define amdgpu_kernel void @v_input_output_i16() #0 { |
| %v = tail call i16 asm sideeffect "v_mov_b32 $0, -1", "=v"() #0 |
| tail call void asm sideeffect "; use $0", "v"(i16 %v) |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}s_input_output_f16: |
| ; SICI: error: couldn't allocate output register for constraint 's' |
| ; SICI: error: couldn't allocate input reg for constraint 's' |
| define amdgpu_kernel void @s_input_output_f16() #0 { |
| %v = tail call half asm sideeffect "s_mov_b32 $0, -1", "=s"() #0 |
| tail call void asm sideeffect "; use $0", "s"(half %v) |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}v_input_output_f16: |
| ; SICI: error: couldn't allocate output register for constraint 'v' |
| ; SICI: error: couldn't allocate input reg for constraint 'v' |
| define amdgpu_kernel void @v_input_output_f16() #0 { |
| %v = tail call half asm sideeffect "v_mov_b32 $0, -1", "=v"() #0 |
| tail call void asm sideeffect "; use $0", "v"(half %v) |
| ret void |
| } |
| |
| attributes #0 = { nounwind } |