| ; RUN: not llc -march=amdgcn -mcpu=bonaire -verify-machineinstrs < %s 2>&1 | FileCheck -check-prefix=GCN -check-prefix=SICI %s | |
| ; RUN: not llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s 2>&1 | FileCheck -check-prefix=GCN %s | |
| ; RUN: not llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s 2>&1 | FileCheck -check-prefix=GCN -check-prefix=SICI %s | |
| ; GCN: error: couldn't allocate output register for constraint 's' | |
| ; GCN: error: couldn't allocate input reg for constraint 's' | |
| define amdgpu_kernel void @s_input_output_i8() { | |
| %v = tail call i8 asm sideeffect "s_mov_b32 $0, -1", "=s"() | |
| tail call void asm sideeffect "; use $0", "s"(i8 %v) | |
| ret void | |
| } | |
| ; GCN: error: couldn't allocate output register for constraint 'v' | |
| ; GCN: error: couldn't allocate input reg for constraint 'v' | |
| define amdgpu_kernel void @v_input_output_i8() { | |
| %v = tail call i8 asm sideeffect "v_mov_b32 $0, -1", "=v"() | |
| tail call void asm sideeffect "; use $0", "v"(i8 %v) | |
| ret void | |
| } | |
| ; GCN: error: couldn't allocate output register for constraint 's' | |
| ; GCN: error: couldn't allocate input reg for constraint 's' | |
| define amdgpu_kernel void @s_input_output_v8f16() { | |
| %v = tail call <8 x half> asm sideeffect "s_mov_b32 $0, -1", "=s"() | |
| tail call void asm sideeffect "; use $0", "s"(<8 x half> %v) | |
| ret void | |
| } | |
| ; SICI: error: couldn't allocate output register for constraint 's' | |
| ; SICI: error: couldn't allocate input reg for constraint 's' | |
| ; VI-NOT: error | |
| define amdgpu_kernel void @s_input_output_v2f16() { | |
| %v = tail call <2 x half> asm sideeffect "s_mov_b32 $0, -1", "=s"() | |
| tail call void asm sideeffect "; use $0", "s"(<2 x half> %v) | |
| ret void | |
| } | |
| ; SICI: error: couldn't allocate output register for constraint 'v' | |
| ; SICI: error: couldn't allocate input reg for constraint 'v' | |
| ; VI-NOT: error | |
| define amdgpu_kernel void @v_input_output_v2f16() { | |
| %v = tail call <2 x half> asm sideeffect "v_mov_b32 $0, -1", "=v"() | |
| tail call void asm sideeffect "; use $0", "v"(<2 x half> %v) | |
| ret void | |
| } | |
| ; SICI: error: couldn't allocate output register for constraint 's' | |
| ; SICI: error: couldn't allocate input reg for constraint 's' | |
| ; VI-NOT: error | |
| define amdgpu_kernel void @s_input_output_v2i16() { | |
| %v = tail call <2 x i16> asm sideeffect "s_mov_b32 $0, -1", "=s"() | |
| tail call void asm sideeffect "; use $0", "s"(<2 x i16> %v) | |
| ret void | |
| } | |
| ; FIXME: Crash in codegen prepare | |
| ; define amdgpu_kernel void @s_input_output_i3() { | |
| ; %v = tail call i3 asm sideeffect "s_mov_b32 $0, -1", "=s"() | |
| ; tail call void asm sideeffect "; use $0", "s"(i3 %v) | |
| ; ret void | |
| ; } |