1; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs< %s | FileCheck -check-prefix=SI %s 2 3 4declare i32 @llvm.r600.read.tidig.x() readnone 5 6; SI-LABEL: @test_i64_vreg: 7; SI: V_ADD_I32 8; SI: V_ADDC_U32 9define void @test_i64_vreg(i64 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %inA, i64 addrspace(1)* noalias %inB) { 10 %tid = call i32 @llvm.r600.read.tidig.x() readnone 11 %a_ptr = getelementptr i64 addrspace(1)* %inA, i32 %tid 12 %b_ptr = getelementptr i64 addrspace(1)* %inB, i32 %tid 13 %a = load i64 addrspace(1)* %a_ptr 14 %b = load i64 addrspace(1)* %b_ptr 15 %result = add i64 %a, %b 16 store i64 %result, i64 addrspace(1)* %out 17 ret void 18} 19 20; Check that the SGPR add operand is correctly moved to a VGPR. 21; SI-LABEL: @sgpr_operand: 22; SI: V_ADD_I32 23; SI: V_ADDC_U32 24define void @sgpr_operand(i64 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %in, i64 addrspace(1)* noalias %in_bar, i64 %a) { 25 %foo = load i64 addrspace(1)* %in, align 8 26 %result = add i64 %foo, %a 27 store i64 %result, i64 addrspace(1)* %out 28 ret void 29} 30 31; Swap the arguments. Check that the SGPR -> VGPR copy works with the 32; SGPR as other operand. 33; 34; SI-LABEL: @sgpr_operand_reversed: 35; SI: V_ADD_I32 36; SI: V_ADDC_U32 37define void @sgpr_operand_reversed(i64 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %in, i64 %a) { 38 %foo = load i64 addrspace(1)* %in, align 8 39 %result = add i64 %a, %foo 40 store i64 %result, i64 addrspace(1)* %out 41 ret void 42} 43 44 45; SI-LABEL: @test_v2i64_sreg: 46; SI: S_ADD_I32 47; SI: S_ADDC_U32 48; SI: S_ADD_I32 49; SI: S_ADDC_U32 50define void @test_v2i64_sreg(<2 x i64> addrspace(1)* noalias %out, <2 x i64> %a, <2 x i64> %b) { 51 %result = add <2 x i64> %a, %b 52 store <2 x i64> %result, <2 x i64> addrspace(1)* %out 53 ret void 54} 55 56; SI-LABEL: @test_v2i64_vreg: 57; SI: V_ADD_I32 58; SI: V_ADDC_U32 59; SI: V_ADD_I32 60; SI: V_ADDC_U32 61define void @test_v2i64_vreg(<2 x i64> addrspace(1)* noalias %out, <2 x i64> addrspace(1)* noalias %inA, <2 x i64> addrspace(1)* noalias %inB) { 62 %tid = call i32 @llvm.r600.read.tidig.x() readnone 63 %a_ptr = getelementptr <2 x i64> addrspace(1)* %inA, i32 %tid 64 %b_ptr = getelementptr <2 x i64> addrspace(1)* %inB, i32 %tid 65 %a = load <2 x i64> addrspace(1)* %a_ptr 66 %b = load <2 x i64> addrspace(1)* %b_ptr 67 %result = add <2 x i64> %a, %b 68 store <2 x i64> %result, <2 x i64> addrspace(1)* %out 69 ret void 70} 71 72; SI-LABEL: @trunc_i64_add_to_i32 73; SI: S_LOAD_DWORDX2 s{{\[}}[[SREG0:[0-9]+]] 74; SI: S_LOAD_DWORDX2 s{{\[}}[[SREG1:[0-9]+]] 75; SI: S_ADD_I32 [[SRESULT:s[0-9]+]], s[[SREG1]], s[[SREG0]] 76; SI-NOT: ADDC 77; SI: V_MOV_B32_e32 [[VRESULT:v[0-9]+]], [[SRESULT]] 78; SI: BUFFER_STORE_DWORD [[VRESULT]], 79define void @trunc_i64_add_to_i32(i32 addrspace(1)* %out, i64 %a, i64 %b) { 80 %add = add i64 %b, %a 81 %trunc = trunc i64 %add to i32 82 store i32 %trunc, i32 addrspace(1)* %out, align 8 83 ret void 84} 85