1 ; RUN: llc -O0 -verify-machineinstrs -asm-verbose=0 -march=amdgcn < %s | FileCheck -check-prefix=SI -check-prefix=COMMON %s 2 ; RUN: llc -O0 -verify-machineinstrs -asm-verbose=0 -march=amdgcn -mcpu=tonga < %s | FileCheck -check-prefix=SI -check-prefix=COMMON %s 3 ; XUN: llc -O0 -verify-machineinstrs -asm-verbose=0 -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG -check-prefix=COMMON %s 4 5 ; SI hits an assertion at -O0, evergreen hits a not implemented unreachable. 6 7 ; COMMON-LABEL: {{^}}branch_true: 8 define amdgpu_kernel void @branch_true(i8 addrspace(1)* nocapture %main, i32 %main_stride) #0 { 9 entry: 10 br i1 true, label %for.end, label %for.body.lr.ph 11 12 for.body.lr.ph: ; preds = %entry 13 %add.ptr.sum = shl i32 %main_stride, 1 14 %add.ptr1.sum = add i32 %add.ptr.sum, %main_stride 15 %add.ptr4.sum = shl i32 %main_stride, 2 16 br label %for.body 17 18 for.body: ; preds = %for.body, %for.body.lr.ph 19 %main.addr.011 = phi i8 addrspace(1)* [ %main, %for.body.lr.ph ], [ %add.ptr6, %for.body ] 20 %0 = bitcast i8 addrspace(1)* %main.addr.011 to i32 addrspace(1)* 21 %1 = load i32, i32 addrspace(1)* %0, align 4 22 %add.ptr = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %main_stride 23 %2 = bitcast i8 addrspace(1)* %add.ptr to i32 addrspace(1)* 24 %3 = load i32, i32 addrspace(1)* %2, align 4 25 %add.ptr1 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr.sum 26 %4 = bitcast i8 addrspace(1)* %add.ptr1 to i32 addrspace(1)* 27 %5 = load i32, i32 addrspace(1)* %4, align 4 28 %add.ptr2 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr1.sum 29 %6 = bitcast i8 addrspace(1)* %add.ptr2 to i32 addrspace(1)* 30 %7 = load i32, i32 addrspace(1)* %6, align 4 31 %add.ptr3 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr4.sum 32 %8 = bitcast i8 addrspace(1)* %add.ptr3 to i32 addrspace(1)* 33 %9 = load i32, i32 addrspace(1)* %8, align 4 34 %add.ptr6 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 undef 35 br i1 undef, label %for.end, label %for.body 36 37 for.end: ; preds = %for.body, %entry 38 ret void 39 } 40 41 ; COMMON-LABEL: {{^}}branch_false: 42 ; SI: s_cbranch_vccnz 43 ; SI: s_cbranch_scc1 44 ; SI: s_endpgm 45 define amdgpu_kernel void @branch_false(i8 addrspace(1)* nocapture %main, i32 %main_stride) #0 { 46 entry: 47 br i1 false, label %for.end, label %for.body.lr.ph 48 49 for.body.lr.ph: ; preds = %entry 50 %add.ptr.sum = shl i32 %main_stride, 1 51 %add.ptr1.sum = add i32 %add.ptr.sum, %main_stride 52 %add.ptr4.sum = shl i32 %main_stride, 2 53 br label %for.body 54 55 for.body: ; preds = %for.body, %for.body.lr.ph 56 %main.addr.011 = phi i8 addrspace(1)* [ %main, %for.body.lr.ph ], [ %add.ptr6, %for.body ] 57 %0 = bitcast i8 addrspace(1)* %main.addr.011 to i32 addrspace(1)* 58 %1 = load i32, i32 addrspace(1)* %0, align 4 59 %add.ptr = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %main_stride 60 %2 = bitcast i8 addrspace(1)* %add.ptr to i32 addrspace(1)* 61 %3 = load i32, i32 addrspace(1)* %2, align 4 62 %add.ptr1 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr.sum 63 %4 = bitcast i8 addrspace(1)* %add.ptr1 to i32 addrspace(1)* 64 %5 = load i32, i32 addrspace(1)* %4, align 4 65 %add.ptr2 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr1.sum 66 %6 = bitcast i8 addrspace(1)* %add.ptr2 to i32 addrspace(1)* 67 %7 = load i32, i32 addrspace(1)* %6, align 4 68 %add.ptr3 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr4.sum 69 %8 = bitcast i8 addrspace(1)* %add.ptr3 to i32 addrspace(1)* 70 %9 = load i32, i32 addrspace(1)* %8, align 4 71 %add.ptr6 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 undef 72 br i1 undef, label %for.end, label %for.body 73 74 for.end: ; preds = %for.body, %entry 75 ret void 76 } 77 78 ; COMMON-LABEL: {{^}}branch_undef: 79 ; SI: s_cbranch_scc1 80 ; SI: s_cbranch_scc1 81 ; SI: s_endpgm 82 define amdgpu_kernel void @branch_undef(i8 addrspace(1)* nocapture %main, i32 %main_stride) #0 { 83 entry: 84 br i1 undef, label %for.end, label %for.body.lr.ph 85 86 for.body.lr.ph: ; preds = %entry 87 %add.ptr.sum = shl i32 %main_stride, 1 88 %add.ptr1.sum = add i32 %add.ptr.sum, %main_stride 89 %add.ptr4.sum = shl i32 %main_stride, 2 90 br label %for.body 91 92 for.body: ; preds = %for.body, %for.body.lr.ph 93 %main.addr.011 = phi i8 addrspace(1)* [ %main, %for.body.lr.ph ], [ %add.ptr6, %for.body ] 94 %0 = bitcast i8 addrspace(1)* %main.addr.011 to i32 addrspace(1)* 95 %1 = load i32, i32 addrspace(1)* %0, align 4 96 %add.ptr = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %main_stride 97 %2 = bitcast i8 addrspace(1)* %add.ptr to i32 addrspace(1)* 98 %3 = load i32, i32 addrspace(1)* %2, align 4 99 %add.ptr1 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr.sum 100 %4 = bitcast i8 addrspace(1)* %add.ptr1 to i32 addrspace(1)* 101 %5 = load i32, i32 addrspace(1)* %4, align 4 102 %add.ptr2 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr1.sum 103 %6 = bitcast i8 addrspace(1)* %add.ptr2 to i32 addrspace(1)* 104 %7 = load i32, i32 addrspace(1)* %6, align 4 105 %add.ptr3 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 %add.ptr4.sum 106 %8 = bitcast i8 addrspace(1)* %add.ptr3 to i32 addrspace(1)* 107 %9 = load i32, i32 addrspace(1)* %8, align 4 108 %add.ptr6 = getelementptr inbounds i8, i8 addrspace(1)* %main.addr.011, i32 undef 109 br i1 undef, label %for.end, label %for.body 110 111 for.end: ; preds = %for.body, %entry 112 ret void 113 } 114 115 attributes #0 = { nounwind } 116
