1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 < %s | FileCheck -check-prefix=GCN %s 3; Make sure dbg_value reports something for argument registers when they are split into multiple registers 4 5define hidden <4 x float> @split_v4f32_arg(<4 x float> returned %arg) local_unnamed_addr #0 !dbg !7 { 6; GCN-LABEL: split_v4f32_arg: 7; GCN: .Lfunc_begin0: 8; GCN-NEXT: .file 0 9; GCN-NEXT: .loc 0 3 0 ; /tmp/dbg.cl:3:0 10; GCN-NEXT: ; %bb.0: 11; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) 12; GCN-NEXT: .Ltmp0: 13; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 96 32] $vgpr3 14; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 64 32] $vgpr2 15; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 32 32] $vgpr1 16; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 0 32] $vgpr0 17; GCN-NEXT: .loc 0 4 5 prologue_end ; /tmp/dbg.cl:4:5 18; GCN-NEXT: s_setpc_b64 s[30:31] 19; GCN-NEXT: .Ltmp1: 20 call void @llvm.dbg.value(metadata <4 x float> %arg, metadata !18, metadata !DIExpression(DW_OP_constu, 1, DW_OP_swap, DW_OP_xderef)), !dbg !19 21 ret <4 x float> %arg, !dbg !20 22} 23 24define hidden <4 x float> @split_v4f32_multi_arg(<4 x float> %arg0, <2 x float> %arg1) local_unnamed_addr #0 !dbg !21 { 25; GCN-LABEL: split_v4f32_multi_arg: 26; GCN: .Lfunc_begin1: 27; GCN-NEXT: .loc 0 7 0 ; /tmp/dbg.cl:7:0 28; GCN-NEXT: ; %bb.0: 29; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) 30; GCN-NEXT: .Ltmp2: 31; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_multi_arg:arg1 <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 32 32] $vgpr5 32; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_multi_arg:arg1 <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 0 32] $vgpr4 33; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_multi_arg:arg0 <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 96 32] $vgpr3 34; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_multi_arg:arg0 <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 64 32] $vgpr2 35; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_multi_arg:arg0 <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 32 32] $vgpr1 36; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_multi_arg:arg0 <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 0 32] $vgpr0 37; GCN-NEXT: .loc 0 8 17 prologue_end ; /tmp/dbg.cl:8:17 38; GCN-NEXT: v_add_f32_e32 v0, v4, v0 39; GCN-NEXT: .Ltmp3: 40; GCN-NEXT: v_add_f32_e32 v1, v5, v1 41; GCN-NEXT: .Ltmp4: 42; GCN-NEXT: v_add_f32_e32 v2, v4, v2 43; GCN-NEXT: .Ltmp5: 44; GCN-NEXT: v_add_f32_e32 v3, v5, v3 45; GCN-NEXT: .Ltmp6: 46; GCN-NEXT: .loc 0 8 5 is_stmt 0 ; /tmp/dbg.cl:8:5 47; GCN-NEXT: s_setpc_b64 s[30:31] 48; GCN-NEXT: .Ltmp7: 49 call void @llvm.dbg.value(metadata <4 x float> %arg0, metadata !29, metadata !DIExpression(DW_OP_constu, 1, DW_OP_swap, DW_OP_xderef)), !dbg !31 50 call void @llvm.dbg.value(metadata <2 x float> %arg1, metadata !30, metadata !DIExpression(DW_OP_constu, 1, DW_OP_swap, DW_OP_xderef)), !dbg !31 51 %tmp = shufflevector <2 x float> %arg1, <2 x float> undef, <4 x i32> <i32 0, i32 1, i32 0, i32 1>, !dbg !32 52 %add = fadd <4 x float> %tmp, %arg0, !dbg !33 53 ret <4 x float> %add, !dbg !34 54} 55 56define hidden <4 x half> @split_v4f16_arg(<4 x half> returned %arg) local_unnamed_addr #0 !dbg !35 { 57; GCN-LABEL: split_v4f16_arg: 58; GCN: .Lfunc_begin2: 59; GCN-NEXT: .loc 0 11 0 is_stmt 1 ; /tmp/dbg.cl:11:0 60; GCN-NEXT: ; %bb.0: 61; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) 62; GCN-NEXT: .Ltmp8: 63; GCN-NEXT: ;DEBUG_VALUE: split_v4f16_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 32 32] $vgpr1 64; GCN-NEXT: ;DEBUG_VALUE: split_v4f16_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 0 32] $vgpr0 65; GCN-NEXT: .loc 0 12 5 prologue_end ; /tmp/dbg.cl:12:5 66; GCN-NEXT: s_setpc_b64 s[30:31] 67; GCN-NEXT: .Ltmp9: 68 call void @llvm.dbg.value(metadata <4 x half> %arg, metadata !42, metadata !DIExpression(DW_OP_constu, 1, DW_OP_swap, DW_OP_xderef)), !dbg !43 69 ret <4 x half> %arg, !dbg !44 70} 71 72define hidden double @split_f64_arg(double returned %arg) local_unnamed_addr #0 !dbg !45 { 73; GCN-LABEL: split_f64_arg: 74; GCN: .Lfunc_begin3: 75; GCN-NEXT: .loc 0 15 0 ; /tmp/dbg.cl:15:0 76; GCN-NEXT: ; %bb.0: 77; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) 78; GCN-NEXT: .Ltmp10: 79; GCN-NEXT: ;DEBUG_VALUE: split_f64_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 32 32] $vgpr1 80; GCN-NEXT: ;DEBUG_VALUE: split_f64_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 0 32] $vgpr0 81; GCN-NEXT: .loc 0 16 5 prologue_end ; /tmp/dbg.cl:16:5 82; GCN-NEXT: s_setpc_b64 s[30:31] 83; GCN-NEXT: .Ltmp11: 84 call void @llvm.dbg.value(metadata double %arg, metadata !50, metadata !DIExpression(DW_OP_constu, 1, DW_OP_swap, DW_OP_xderef)), !dbg !51 85 ret double %arg, !dbg !52 86} 87 88define hidden <2 x double> @split_v2f64_arg(<2 x double> returned %arg) local_unnamed_addr #0 !dbg !53 { 89; GCN-LABEL: split_v2f64_arg: 90; GCN: .Lfunc_begin4: 91; GCN-NEXT: .loc 0 19 0 ; /tmp/dbg.cl:19:0 92; GCN-NEXT: ; %bb.0: 93; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) 94; GCN-NEXT: .Ltmp12: 95; GCN-NEXT: ;DEBUG_VALUE: split_v2f64_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 96 32] $vgpr3 96; GCN-NEXT: ;DEBUG_VALUE: split_v2f64_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 64 32] $vgpr2 97; GCN-NEXT: ;DEBUG_VALUE: split_v2f64_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 32 32] $vgpr1 98; GCN-NEXT: ;DEBUG_VALUE: split_v2f64_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 0 32] $vgpr0 99; GCN-NEXT: .loc 0 20 5 prologue_end ; /tmp/dbg.cl:20:5 100; GCN-NEXT: s_setpc_b64 s[30:31] 101; GCN-NEXT: .Ltmp13: 102 call void @llvm.dbg.value(metadata <2 x double> %arg, metadata !59, metadata !DIExpression(DW_OP_constu, 1, DW_OP_swap, DW_OP_xderef)), !dbg !60 103 ret <2 x double> %arg, !dbg !61 104} 105 106define hidden i64 @split_i64_arg(i64 returned %arg) local_unnamed_addr #0 !dbg !62 { 107; GCN-LABEL: split_i64_arg: 108; GCN: .Lfunc_begin5: 109; GCN-NEXT: .loc 0 23 0 ; /tmp/dbg.cl:23:0 110; GCN-NEXT: ; %bb.0: 111; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) 112; GCN-NEXT: .Ltmp14: 113; GCN-NEXT: ;DEBUG_VALUE: split_i64_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 32 32] $vgpr1 114; GCN-NEXT: ;DEBUG_VALUE: split_i64_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 0 32] $vgpr0 115; GCN-NEXT: .loc 0 24 5 prologue_end ; /tmp/dbg.cl:24:5 116; GCN-NEXT: s_setpc_b64 s[30:31] 117; GCN-NEXT: .Ltmp15: 118 call void @llvm.dbg.value(metadata i64 %arg, metadata !67, metadata !DIExpression(DW_OP_constu, 1, DW_OP_swap, DW_OP_xderef)), !dbg !68 119 ret i64 %arg, !dbg !69 120} 121 122define hidden i8 addrspace(1)* @split_ptr_arg(i8 addrspace(1)* readnone returned %arg) local_unnamed_addr #0 !dbg !70 { 123; GCN-LABEL: split_ptr_arg: 124; GCN: .Lfunc_begin6: 125; GCN-NEXT: .loc 0 27 0 ; /tmp/dbg.cl:27:0 126; GCN-NEXT: ; %bb.0: 127; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) 128; GCN-NEXT: .Ltmp16: 129; GCN-NEXT: ;DEBUG_VALUE: split_ptr_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 32 32] $vgpr1 130; GCN-NEXT: ;DEBUG_VALUE: split_ptr_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 0 32] $vgpr0 131; GCN-NEXT: .loc 0 28 5 prologue_end ; /tmp/dbg.cl:28:5 132; GCN-NEXT: s_setpc_b64 s[30:31] 133; GCN-NEXT: .Ltmp17: 134 call void @llvm.dbg.value(metadata i8 addrspace(1)* %arg, metadata !76, metadata !DIExpression(DW_OP_constu, 1, DW_OP_swap, DW_OP_xderef)), !dbg !77 135 ret i8 addrspace(1)* %arg, !dbg !78 136} 137 138declare void @llvm.dbg.value(metadata, metadata, metadata) #1 139 140attributes #0 = { norecurse nounwind readnone } 141attributes #1 = { nounwind readnone speculatable } 142 143!llvm.dbg.cu = !{!0} 144!llvm.module.flags = !{!3, !4, !5, !6} 145 146!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 9.0.0 (trunk 365209) (llvm/trunk 365206)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None) 147!1 = !DIFile(filename: "/tmp/dbg.cl", directory: "/Users/matt/src/llvm", checksumkind: CSK_MD5, checksum: "0f834f91e91489a5ff6308040ddbd175") 148!2 = !{} 149!3 = !{i32 2, !"Dwarf Version", i32 5} 150!4 = !{i32 2, !"Debug Info Version", i32 3} 151!5 = !{i32 1, !"wchar_size", i32 4} 152!6 = !{i32 7, !"PIC Level", i32 1} 153!7 = distinct !DISubprogram(name: "split_v4f32_arg", scope: !8, file: !8, line: 3, type: !9, scopeLine: 3, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !17) 154!8 = !DIFile(filename: "/tmp/dbg.cl", directory: "", checksumkind: CSK_MD5, checksum: "0f834f91e91489a5ff6308040ddbd175") 155!9 = !DISubroutineType(types: !10) 156!10 = !{!11, !11} 157!11 = !DIDerivedType(tag: DW_TAG_typedef, name: "float4", file: !12, line: 107, baseType: !13) 158!12 = !DIFile(filename: "build_debug/lib/clang/9.0.0/include/opencl-c-base.h", directory: "/Users/matt/src/llvm", checksumkind: CSK_MD5, checksum: "9526a66ac52220225f05e11186d7e461") 159!13 = !DICompositeType(tag: DW_TAG_array_type, baseType: !14, size: 128, flags: DIFlagVector, elements: !15) 160!14 = !DIBasicType(name: "float", size: 32, encoding: DW_ATE_float) 161!15 = !{!16} 162!16 = !DISubrange(count: 4) 163!17 = !{!18} 164!18 = !DILocalVariable(name: "arg", arg: 1, scope: !7, file: !8, line: 3, type: !11) 165!19 = !DILocation(line: 0, scope: !7) 166!20 = !DILocation(line: 4, column: 5, scope: !7) 167!21 = distinct !DISubprogram(name: "split_v4f32_multi_arg", scope: !8, file: !8, line: 7, type: !22, scopeLine: 7, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !28) 168!22 = !DISubroutineType(types: !23) 169!23 = !{!11, !11, !24} 170!24 = !DIDerivedType(tag: DW_TAG_typedef, name: "float2", file: !12, line: 105, baseType: !25) 171!25 = !DICompositeType(tag: DW_TAG_array_type, baseType: !14, size: 64, flags: DIFlagVector, elements: !26) 172!26 = !{!27} 173!27 = !DISubrange(count: 2) 174!28 = !{!29, !30} 175!29 = !DILocalVariable(name: "arg0", arg: 1, scope: !21, file: !8, line: 7, type: !11) 176!30 = !DILocalVariable(name: "arg1", arg: 2, scope: !21, file: !8, line: 7, type: !24) 177!31 = !DILocation(line: 0, scope: !21) 178!32 = !DILocation(line: 8, column: 19, scope: !21) 179!33 = !DILocation(line: 8, column: 17, scope: !21) 180!34 = !DILocation(line: 8, column: 5, scope: !21) 181!35 = distinct !DISubprogram(name: "split_v4f16_arg", scope: !8, file: !8, line: 11, type: !36, scopeLine: 11, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !41) 182!36 = !DISubroutineType(types: !37) 183!37 = !{!38, !38} 184!38 = !DIDerivedType(tag: DW_TAG_typedef, name: "half4", file: !12, line: 114, baseType: !39) 185!39 = !DICompositeType(tag: DW_TAG_array_type, baseType: !40, size: 64, flags: DIFlagVector, elements: !15) 186!40 = !DIBasicType(name: "half", size: 16, encoding: DW_ATE_float) 187!41 = !{!42} 188!42 = !DILocalVariable(name: "arg", arg: 1, scope: !35, file: !8, line: 11, type: !38) 189!43 = !DILocation(line: 0, scope: !35) 190!44 = !DILocation(line: 12, column: 5, scope: !35) 191!45 = distinct !DISubprogram(name: "split_f64_arg", scope: !8, file: !8, line: 15, type: !46, scopeLine: 15, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !49) 192!46 = !DISubroutineType(types: !47) 193!47 = !{!48, !48} 194!48 = !DIBasicType(name: "double", size: 64, encoding: DW_ATE_float) 195!49 = !{!50} 196!50 = !DILocalVariable(name: "arg", arg: 1, scope: !45, file: !8, line: 15, type: !48) 197!51 = !DILocation(line: 0, scope: !45) 198!52 = !DILocation(line: 16, column: 5, scope: !45) 199!53 = distinct !DISubprogram(name: "split_v2f64_arg", scope: !8, file: !8, line: 19, type: !54, scopeLine: 19, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !58) 200!54 = !DISubroutineType(types: !55) 201!55 = !{!56, !56} 202!56 = !DIDerivedType(tag: DW_TAG_typedef, name: "double2", file: !12, line: 122, baseType: !57) 203!57 = !DICompositeType(tag: DW_TAG_array_type, baseType: !48, size: 128, flags: DIFlagVector, elements: !26) 204!58 = !{!59} 205!59 = !DILocalVariable(name: "arg", arg: 1, scope: !53, file: !8, line: 19, type: !56) 206!60 = !DILocation(line: 0, scope: !53) 207!61 = !DILocation(line: 20, column: 5, scope: !53) 208!62 = distinct !DISubprogram(name: "split_i64_arg", scope: !8, file: !8, line: 23, type: !63, scopeLine: 23, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !66) 209!63 = !DISubroutineType(types: !64) 210!64 = !{!65, !65} 211!65 = !DIBasicType(name: "long int", size: 64, encoding: DW_ATE_signed) 212!66 = !{!67} 213!67 = !DILocalVariable(name: "arg", arg: 1, scope: !62, file: !8, line: 23, type: !65) 214!68 = !DILocation(line: 0, scope: !62) 215!69 = !DILocation(line: 24, column: 5, scope: !62) 216!70 = distinct !DISubprogram(name: "split_ptr_arg", scope: !8, file: !8, line: 27, type: !71, scopeLine: 27, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !75) 217!71 = !DISubroutineType(types: !72) 218!72 = !{!73, !73} 219!73 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !74, size: 64) 220!74 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char) 221!75 = !{!76} 222!76 = !DILocalVariable(name: "arg", arg: 1, scope: !70, file: !8, line: 27, type: !73) 223!77 = !DILocation(line: 0, scope: !70) 224!78 = !DILocation(line: 28, column: 5, scope: !70) 225