llvmorg-github-actions[bot] wrote:
<!--LLVM PR SUMMARY COMMENT--> @llvm/pr-subscribers-backend-x86 Author: llvmbot <details> <summary>Changes</summary> Backport 3e4160fdc3d5bb0ed86480604bdfcd3130e7dd37 Requested by: @<!-- -->nikic --- Full diff: https://github.com/llvm/llvm-project/pull/209706.diff 2 Files Affected: - (modified) llvm/lib/Target/X86/X86LowerTileCopy.cpp (+2) - (added) llvm/test/CodeGen/X86/AMX/pr209512.ll (+28) ``````````diff diff --git a/llvm/lib/Target/X86/X86LowerTileCopy.cpp b/llvm/lib/Target/X86/X86LowerTileCopy.cpp index e5a374dfcc0b6..628f691279600 100644 --- a/llvm/lib/Target/X86/X86LowerTileCopy.cpp +++ b/llvm/lib/Target/X86/X86LowerTileCopy.cpp @@ -87,6 +87,8 @@ static bool lowerTileCopy(MachineFunction &MF) { LiveRegUnits UsedRegs(*TRI); UsedRegs.addLiveOuts(MBB); for (MachineInstr &MI : llvm::make_early_inc_range(reverse(MBB))) { + if (MI.isDebugInstr()) + continue; UsedRegs.stepBackward(MI); if (!MI.isCopy()) continue; diff --git a/llvm/test/CodeGen/X86/AMX/pr209512.ll b/llvm/test/CodeGen/X86/AMX/pr209512.ll new file mode 100644 index 0000000000000..975aa5c1e5f6c --- /dev/null +++ b/llvm/test/CodeGen/X86/AMX/pr209512.ll @@ -0,0 +1,28 @@ +; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+amx-int8 -mattr=+avx512f -verify-machineinstrs -o /dev/null + +define void @test_debug_instr(ptr %arg) #0 !dbg !4 { + #dbg_declare(ptr %arg, !12, !DIExpression(), !15) + %1 = call x86_amx @llvm.x86.cast.vector.to.tile.v1024i8(<1024 x i8> zeroinitializer) + %2 = call x86_amx @llvm.x86.tdpbssd.internal(i16 0, i16 0, i16 0, x86_amx %1, x86_amx %1, x86_amx %1) + ret void +} + +declare x86_amx @llvm.x86.cast.vector.to.tile.v1024i8(<1024 x i8>) #1 +declare x86_amx @llvm.x86.tdpbssd.internal(i16, i16, i16, x86_amx, x86_amx, x86_amx) #2 + +attributes #0 = { "target-features"="+amx-int8" } +attributes #1 = { nocallback nofree nosync nounwind willreturn memory(none) } +attributes #2 = { nounwind } + +!llvm.module.flags = !{!0} +!llvm.dbg.cu = !{!1} + +!0 = !{i32 2, !"Debug Info Version", i32 3} +!1 = distinct !DICompileUnit(language: DW_LANG_C11, file: !2, producer: "clang", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, nameTableKind: None) +!2 = !DIFile(filename: "test.c", directory: "/tmp") +!3 = !{} +!4 = distinct !DISubprogram(name: "test_debug_instr", linkageName: "test_debug_instr", scope: !2, file: !2, line: 1, type: !9, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !1, retainedNodes: !3) +!9 = distinct !DISubroutineType(types: !3) +!12 = distinct !DILocalVariable(name: "a", arg: 1, scope: !4, file: !2, line: 1, type: !13) +!13 = !DICompositeType(tag: DW_TAG_structure_type, name: "__tile1024i", scope: !4, file: !2, size: 16384, align: 8192, flags: DIFlagPublic, elements: !3, identifier: "__tile1024i") +!15 = !DILocation(line: 1, column: 1, scope: !4) `````````` </details> https://github.com/llvm/llvm-project/pull/209706 _______________________________________________ llvm-branch-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits
