diff --git a/llvm/lib/CodeGen/SelectionDAG/InstrEmitter.cpp b/llvm/lib/CodeGen/SelectionDAG/InstrEmitter.cpp index 8e313fb21eede..333ec5e98b2bc 100644 --- a/llvm/lib/CodeGen/SelectionDAG/InstrEmitter.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/InstrEmitter.cpp @@ -351,8 +351,9 @@ InstrEmitter::AddRegisterOperand(MachineInstrBuilder &MIB, OpRC = TRI->getAllocatableClass(OpRC); assert(OpRC && "Constraints cannot be fulfilled for allocation"); Register NewVReg = MRI->createVirtualRegister(OpRC); - BuildMI(*MBB, InsertPos, Op.getNode()->getDebugLoc(), - TII->get(TargetOpcode::COPY), NewVReg).addReg(VReg); + BuildMI(*MBB, InsertPos, MIB->getDebugLoc(), + TII->get(TargetOpcode::COPY), NewVReg) + .addReg(VReg); VReg = NewVReg; } else { assert(ConstrainedRC->isAllocatable() && diff --git a/llvm/test/DebugInfo/AMDGPU/debug-loc-copy.ll b/llvm/test/DebugInfo/AMDGPU/debug-loc-copy.ll new file mode 100644 index 0000000000000..8b54f709eec7a --- /dev/null +++ b/llvm/test/DebugInfo/AMDGPU/debug-loc-copy.ll @@ -0,0 +1,70 @@ +; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5 +; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1030 < %s | FileCheck -check-prefix=GCN %s + +; Verify that the debug locations in this function are correct, in particular +; that the location for %cast doesn't appear in the block of %lab. + +define void @_Z12lane_pc_testj() #0 !dbg !9 { +; GCN-LABEL: _Z12lane_pc_testj: +; GCN: .Lfunc_begin0: +; GCN-NEXT: .file 0 "/" "t.cpp" +; GCN-NEXT: .loc 0 3 0 ; t.cpp:3:0 +; GCN-NEXT: .cfi_sections .debug_frame +; GCN-NEXT: .cfi_startproc +; GCN-NEXT: ; %bb.0: +; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) +; GCN-NEXT: ; %bb.1: ; %lab +; GCN-NEXT: .Ltmp0: +; GCN-NEXT: .loc 0 12 1 prologue_end ; t.cpp:12:1 +; GCN-NEXT: s_mov_b64 s[4:5], src_private_base +; GCN-NEXT: s_mov_b32 s6, 32 +; GCN-NEXT: s_lshr_b64 s[4:5], s[4:5], s6 +; GCN-NEXT: s_mov_b64 s[6:7], 0 +; GCN-NEXT: s_mov_b32 s5, -1 +; GCN-NEXT: s_lshr_b32 s8, s32, 5 +; GCN-NEXT: s_cmp_lg_u32 s8, s5 +; GCN-NEXT: s_cselect_b32 s5, s4, s7 +; GCN-NEXT: s_cselect_b32 s4, s8, s6 +; GCN-NEXT: v_mov_b32_e32 v2, 0 +; GCN-NEXT: .loc 0 13 1 ; t.cpp:13:1 +; GCN-NEXT: v_mov_b32_e32 v0, s4 +; GCN-NEXT: v_mov_b32_e32 v1, s5 +; GCN-NEXT: flat_store_dword v[0:1], v2 +; GCN-NEXT: v_mov_b32_e32 v2, 1 +; GCN-NEXT: .loc 0 14 1 ; t.cpp:14:1 +; GCN-NEXT: v_mov_b32_e32 v0, s4 +; GCN-NEXT: v_mov_b32_e32 v1, s5 +; GCN-NEXT: flat_store_dword v[0:1], v2 +; GCN-NEXT: s_waitcnt lgkmcnt(0) +; GCN-NEXT: s_setpc_b64 s[30:31] +; GCN-NEXT: .Ltmp1: + %alloc = alloca i32, align 4, addrspace(5) + %cast = addrspacecast ptr addrspace(5) %alloc to ptr, !dbg !12 + br label %lab + +lab: + store i32 0, ptr %cast, align 4, !dbg !13 + store i32 1, ptr %cast, align 4, !dbg !14 + ret void +} + +attributes #0 = { noinline optnone } + +!llvm.dbg.cu = !{!0} +!llvm.module.flags = !{!2, !3, !4, !5, !6, !7, !8} + +!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 20.0.0git", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None) +!1 = !DIFile(filename: "t.cpp", directory: "/") +!2 = !{i32 1, !"amdhsa_code_object_version", i32 500} +!3 = !{i32 1, !"amdgpu_printf_kind", !"hostcall"} +!4 = !{i32 7, !"Dwarf Version", i32 5} +!5 = !{i32 2, !"Debug Info Version", i32 3} +!6 = !{i32 1, !"wchar_size", i32 4} +!7 = !{i32 8, !"PIC Level", i32 2} +!8 = !{i32 7, !"frame-pointer", i32 2} +!9 = distinct !DISubprogram(name: "lane_pc_test", linkageName: "_Z12lane_pc_testj", scope: !1, file: !1, line: 1, scopeLine: 3, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, type: !10, unit: !0) +!10 = !DISubroutineType(types: !11) +!11 = !{} +!12 = !DILocation(line: 12, column: 1, scope: !9) +!13 = !DILocation(line: 13, column: 1, scope: !9) +!14 = !DILocation(line: 14, column: 1, scope: !9)