1 ; RUN: llc -march=amdgcn -mcpu=SI < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s 2 ; RUN: llc -march=amdgcn -mcpu=tonga < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s 3 ; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s 4 5 6 ; FUNC-LABEL: {{^}}test_a: 7 ; EG-NOT: CND 8 ; EG: SET{{[NEQGTL]+}}_DX10 9 10 define void @test_a(i32 addrspace(1)* %out, float %in) { 11 entry: 12 %0 = fcmp olt float %in, 0.000000e+00 13 %1 = select i1 %0, float 1.000000e+00, float 0.000000e+00 14 %2 = fsub float -0.000000e+00, %1 15 %3 = fptosi float %2 to i32 16 %4 = bitcast i32 %3 to float 17 %5 = bitcast float %4 to i32 18 %6 = icmp ne i32 %5, 0 19 br i1 %6, label %IF, label %ENDIF 20 21 IF: 22 %7 = getelementptr i32, i32 addrspace(1)* %out, i32 1 23 store i32 0, i32 addrspace(1)* %7 24 br label %ENDIF 25 26 ENDIF: 27 store i32 0, i32 addrspace(1)* %out 28 ret void 29 } 30 31 ; Same as test_a, but the branch labels are swapped to produce the inverse cc 32 ; for the icmp instruction 33 34 ; EG-LABEL: {{^}}test_b: 35 ; EG: SET{{[GTEQN]+}}_DX10 36 ; EG-NEXT: PRED_ 37 ; EG-NEXT: ALU clause starting 38 define void @test_b(i32 addrspace(1)* %out, float %in) { 39 entry: 40 %0 = fcmp olt float %in, 0.0 41 %1 = select i1 %0, float 1.000000e+00, float 0.000000e+00 42 %2 = fsub float -0.000000e+00, %1 43 %3 = fptosi float %2 to i32 44 %4 = bitcast i32 %3 to float 45 %5 = bitcast float %4 to i32 46 %6 = icmp ne i32 %5, 0 47 br i1 %6, label %ENDIF, label %IF 48 49 IF: 50 %7 = getelementptr i32, i32 addrspace(1)* %out, i32 1 51 store i32 0, i32 addrspace(1)* %7 52 br label %ENDIF 53 54 ENDIF: 55 store i32 0, i32 addrspace(1)* %out 56 ret void 57 } 58 59 ; Test a CND*_INT instruction with float true/false values 60 ; EG-LABEL: {{^}}test_c: 61 ; EG: CND{{[GTE]+}}_INT 62 define void @test_c(float addrspace(1)* %out, i32 %in) { 63 entry: 64 %0 = icmp sgt i32 %in, 0 65 %1 = select i1 %0, float 2.0, float 3.0 66 store float %1, float addrspace(1)* %out 67 ret void 68 } 69 70 ; FUNC-LABEL: {{^}}selectcc_bool: 71 ; SI: v_cmp_ne_i32 72 ; SI-NEXT: v_cndmask_b32_e64 73 ; SI-NOT: cmp 74 ; SI-NOT: cndmask 75 define void @selectcc_bool(i32 addrspace(1)* %out, i32 %a, i32 %b) nounwind { 76 %icmp0 = icmp ne i32 %a, %b 77 %ext = select i1 %icmp0, i32 -1, i32 0 78 store i32 %ext, i32 addrspace(1)* %out 79 ret void 80 } 81
