1; RUN: not llc -mtriple=amdgcn -mcpu=bonaire -verify-machineinstrs < %s 2>&1 | FileCheck -check-prefix=GCN -check-prefix=SICI %s 2; RUN: not llc -mtriple=amdgcn -mcpu=tonga -verify-machineinstrs < %s 2>&1 | FileCheck -check-prefix=GCN %s 3; RUN: not llc -mtriple=amdgcn -mcpu=tahiti -verify-machineinstrs < %s 2>&1 | FileCheck -check-prefix=GCN -check-prefix=SICI %s 4 5; GCN: error: couldn't allocate output register for constraint 's' 6; GCN: error: couldn't allocate input reg for constraint 's' 7define amdgpu_kernel void @s_input_output_i8() { 8 %v = tail call i8 asm sideeffect "s_mov_b32 $0, -1", "=s"() 9 tail call void asm sideeffect "; use $0", "s"(i8 %v) 10 ret void 11} 12 13; GCN: error: couldn't allocate output register for constraint 'v' 14; GCN: error: couldn't allocate input reg for constraint 'v' 15define amdgpu_kernel void @v_input_output_i8() { 16 %v = tail call i8 asm sideeffect "v_mov_b32 $0, -1", "=v"() 17 tail call void asm sideeffect "; use $0", "v"(i8 %v) 18 ret void 19} 20 21; SICI: error: couldn't allocate output register for constraint 's' 22; SICI: error: couldn't allocate input reg for constraint 's' 23; VI-NOT: error 24define amdgpu_kernel void @s_input_output_v2f16() { 25 %v = tail call <2 x half> asm sideeffect "s_mov_b32 $0, -1", "=s"() 26 tail call void asm sideeffect "; use $0", "s"(<2 x half> %v) 27 ret void 28} 29 30; SICI: error: couldn't allocate output register for constraint 'v' 31; SICI: error: couldn't allocate input reg for constraint 'v' 32; VI-NOT: error 33define amdgpu_kernel void @v_input_output_v2f16() { 34 %v = tail call <2 x half> asm sideeffect "v_mov_b32 $0, -1", "=v"() 35 tail call void asm sideeffect "; use $0", "v"(<2 x half> %v) 36 ret void 37} 38 39; SICI: error: couldn't allocate output register for constraint 's' 40; SICI: error: couldn't allocate input reg for constraint 's' 41; VI-NOT: error 42define amdgpu_kernel void @s_input_output_v2i16() { 43 %v = tail call <2 x i16> asm sideeffect "s_mov_b32 $0, -1", "=s"() 44 tail call void asm sideeffect "; use $0", "s"(<2 x i16> %v) 45 ret void 46} 47 48; FIXME: Crash in codegen prepare 49; define amdgpu_kernel void @s_input_output_i3() { 50; %v = tail call i3 asm sideeffect "s_mov_b32 $0, -1", "=s"() 51; tail call void asm sideeffect "; use $0", "s"(i3 %v) 52; ret void 53; } 54