1 ; RUN: llc -march=amdgcn -mcpu=gfx906 -verify-machineinstrs < %s | FileCheck %s --check-prefix=GCN --check-prefix=GFX906 2 3 declare i32 @llvm.amdgcn.udot8(i32 %a, i32 %b, i32 %c, i1 %clamp) 4 5 ; GCN-LABEL: {{^}}test_llvm_amdgcn_udot8_clamp 6 ; GFX906: v_dot8_u32_u4 v{{[0-9]+}}, s{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}} clamp{{$}} 7 define amdgpu_kernel void @test_llvm_amdgcn_udot8_clamp( 8 i32 addrspace(1)* %r, 9 <8 x i4> addrspace(1)* %a, 10 <8 x i4> addrspace(1)* %b, 11 i32 addrspace(1)* %c) { 12 entry: 13 %a.val = load <8 x i4>, <8 x i4> addrspace(1)* %a 14 %b.val = load <8 x i4>, <8 x i4> addrspace(1)* %b 15 %a.val.cast = bitcast <8 x i4> %a.val to i32 16 %b.val.cast = bitcast <8 x i4> %b.val to i32 17 %c.val = load i32, i32 addrspace(1)* %c 18 %r.val = call i32 @llvm.amdgcn.udot8(i32 %a.val.cast, i32 %b.val.cast, i32 %c.val, i1 1) 19 store i32 %r.val, i32 addrspace(1)* %r 20 ret void 21 } 22 23 ; GCN-LABEL: {{^}}test_llvm_amdgcn_udot8_no_clamp 24 ; GFX906: v_dot8_u32_u4 v{{[0-9]+}}, s{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}{{$}} 25 define amdgpu_kernel void @test_llvm_amdgcn_udot8_no_clamp( 26 i32 addrspace(1)* %r, 27 <8 x i4> addrspace(1)* %a, 28 <8 x i4> addrspace(1)* %b, 29 i32 addrspace(1)* %c) { 30 entry: 31 %a.val = load <8 x i4>, <8 x i4> addrspace(1)* %a 32 %b.val = load <8 x i4>, <8 x i4> addrspace(1)* %b 33 %a.val.cast = bitcast <8 x i4> %a.val to i32 34 %b.val.cast = bitcast <8 x i4> %b.val to i32 35 %c.val = load i32, i32 addrspace(1)* %c 36 %r.val = call i32 @llvm.amdgcn.udot8(i32 %a.val.cast, i32 %b.val.cast, i32 %c.val, i1 0) 37 store i32 %r.val, i32 addrspace(1)* %r 38 ret void 39 } 40
