1 ; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN -check-prefix=SI %s 2 ; RUN: llc -march=amdgcn -mcpu=bonaire -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN -check-prefix=SI %s 3 ; RUN: llc -march=amdgcn -mcpu=fiji -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN -check-prefix=VI %s 4 ; RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN -check-prefix=VI %s 5 6 ; GCN-LABEL: {{^}}s_cvt_pk_u16_u32: 7 ; GCN-DAG: s_load_dwordx2 s{{\[}}[[SX:[0-9]+]]:[[SY:[0-9]+]]{{\]}}, s[0:1], 0x{{b|2c}} 8 ; GCN: v_mov_b32_e32 [[VY:v[0-9]+]], s[[SY]] 9 ; SI: v_cvt_pk_u16_u32_e32 v{{[0-9]+}}, s[[SX]], [[VY]] 10 ; VI: v_cvt_pk_u16_u32 v{{[0-9]+}}, s[[SX]], [[VY]] 11 define amdgpu_kernel void @s_cvt_pk_u16_u32(i32 addrspace(1)* %out, i32 %x, i32 %y) #0 { 12 %result = call <2 x i16> @llvm.amdgcn.cvt.pk.u16(i32 %x, i32 %y) 13 %r = bitcast <2 x i16> %result to i32 14 store i32 %r, i32 addrspace(1)* %out 15 ret void 16 } 17 18 ; GCN-LABEL: {{^}}s_cvt_pk_u16_samereg_i32: 19 ; GCN: s_load_dword [[X:s[0-9]+]] 20 ; GCN: v_cvt_pk_u16_u32{{(_e64)*}} v{{[0-9]+}}, [[X]], [[X]] 21 define amdgpu_kernel void @s_cvt_pk_u16_samereg_i32(i32 addrspace(1)* %out, i32 %x) #0 { 22 %result = call <2 x i16> @llvm.amdgcn.cvt.pk.u16(i32 %x, i32 %x) 23 %r = bitcast <2 x i16> %result to i32 24 store i32 %r, i32 addrspace(1)* %out 25 ret void 26 } 27 28 ; GCN-LABEL: {{^}}v_cvt_pk_u16_u32: 29 ; GCN: {{buffer|flat|global}}_load_dword [[A:v[0-9]+]] 30 ; GCN: {{buffer|flat|global}}_load_dword [[B:v[0-9]+]] 31 ; SI: v_cvt_pk_u16_u32_e32 v{{[0-9]+}}, [[A]], [[B]] 32 ; VI: v_cvt_pk_u16_u32 v{{[0-9]+}}, [[A]], [[B]] 33 define amdgpu_kernel void @v_cvt_pk_u16_u32(i32 addrspace(1)* %out, i32 addrspace(1)* %a.ptr, i32 addrspace(1)* %b.ptr) #0 { 34 %tid = call i32 @llvm.amdgcn.workitem.id.x() 35 %tid.ext = sext i32 %tid to i64 36 %a.gep = getelementptr inbounds i32, i32 addrspace(1)* %a.ptr, i64 %tid.ext 37 %b.gep = getelementptr inbounds i32, i32 addrspace(1)* %b.ptr, i64 %tid.ext 38 %out.gep = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 %tid.ext 39 %a = load volatile i32, i32 addrspace(1)* %a.gep 40 %b = load volatile i32, i32 addrspace(1)* %b.gep 41 %cvt = call <2 x i16> @llvm.amdgcn.cvt.pk.u16(i32 %a, i32 %b) 42 %r = bitcast <2 x i16> %cvt to i32 43 store i32 %r, i32 addrspace(1)* %out.gep 44 ret void 45 } 46 47 ; GCN-LABEL: {{^}}v_cvt_pk_u16_u32_reg_imm: 48 ; GCN: {{buffer|flat|global}}_load_dword [[A:v[0-9]+]] 49 ; GCN: v_cvt_pk_u16_u32{{(_e64)*}} v{{[0-9]+}}, [[A]], 1 50 define amdgpu_kernel void @v_cvt_pk_u16_u32_reg_imm(i32 addrspace(1)* %out, i32 addrspace(1)* %a.ptr) #0 { 51 %tid = call i32 @llvm.amdgcn.workitem.id.x() 52 %tid.ext = sext i32 %tid to i64 53 %a.gep = getelementptr inbounds i32, i32 addrspace(1)* %a.ptr, i64 %tid.ext 54 %out.gep = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 %tid.ext 55 %a = load volatile i32, i32 addrspace(1)* %a.gep 56 %cvt = call <2 x i16> @llvm.amdgcn.cvt.pk.u16(i32 %a, i32 1) 57 %r = bitcast <2 x i16> %cvt to i32 58 store i32 %r, i32 addrspace(1)* %out.gep 59 ret void 60 } 61 62 ; GCN-LABEL: {{^}}v_cvt_pk_u16_u32_imm_reg: 63 ; GCN: {{buffer|flat|global}}_load_dword [[A:v[0-9]+]] 64 ; SI: v_cvt_pk_u16_u32_e32 v{{[0-9]+}}, 1, [[A]] 65 ; VI: v_cvt_pk_u16_u32 v{{[0-9]+}}, 1, [[A]] 66 define amdgpu_kernel void @v_cvt_pk_u16_u32_imm_reg(i32 addrspace(1)* %out, i32 addrspace(1)* %a.ptr) #0 { 67 %tid = call i32 @llvm.amdgcn.workitem.id.x() 68 %tid.ext = sext i32 %tid to i64 69 %a.gep = getelementptr inbounds i32, i32 addrspace(1)* %a.ptr, i64 %tid.ext 70 %out.gep = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 %tid.ext 71 %a = load volatile i32, i32 addrspace(1)* %a.gep 72 %cvt = call <2 x i16> @llvm.amdgcn.cvt.pk.u16(i32 1, i32 %a) 73 %r = bitcast <2 x i16> %cvt to i32 74 store i32 %r, i32 addrspace(1)* %out.gep 75 ret void 76 } 77 78 declare <2 x i16> @llvm.amdgcn.cvt.pk.u16(i32, i32) #1 79 declare i32 @llvm.amdgcn.workitem.id.x() #1 80 81 82 attributes #0 = { nounwind } 83 attributes #1 = { nounwind readnone } 84
