Thanks for using Compiler Explorer
Sponsors
Jakt
C++
Ada
Analysis
Android Java
Android Kotlin
Assembly
C
C3
Carbon
C++ (Circle)
CIRCT
Clean
CMake
CMakeScript
COBOL
C++ for OpenCL
MLIR
Cppx
Cppx-Blue
Cppx-Gold
Cpp2-cppfront
Crystal
C#
CUDA C++
D
Dart
Elixir
Erlang
Fortran
F#
Go
Haskell
HLSL
Hook
Hylo
ispc
Java
Julia
Kotlin
LLVM IR
LLVM MIR
Modula-2
Nim
Objective-C
Objective-C++
OCaml
OpenCL C
Pascal
Pony
Python
Racket
Ruby
Rust
Snowball
Scala
Solidity
Spice
Swift
LLVM TableGen
Toit
TypeScript Native
V
Vala
Visual Basic
Zig
Javascript
GIMPLE
llvm source #1
Output
Compile to binary object
Link to binary
Execute the code
Intel asm syntax
Demangle identifiers
Filters
Unused labels
Library functions
Directives
Comments
Horizontal whitespace
Debug intrinsics
Compiler
clang (assertions trunk)
clang (trunk)
clang 10.0.0
clang 10.0.1
clang 11.0.0
clang 11.0.1
clang 12.0.0
clang 12.0.1
clang 13.0.0
clang 14.0.0
clang 15.0.0
clang 16.0.0
clang 17.0.1
clang 4.0.1
clang 5.0.0
clang 6.0.0
clang 7.0.0
clang 8.0.0
clang 9.0.0
llc (assertions trunk)
llc (trunk)
llc 10.0.0
llc 10.0.1
llc 11.0.0
llc 11.0.1
llc 12.0.0
llc 12.0.1
llc 13.0.0
llc 14.0.0
llc 15.0.0
llc 16.0.0
llc 17.0.1
llc 3.2
llc 3.3
llc 3.9.1
llc 4.0.0
llc 4.0.1
llc 5.0.0
llc 6.0.0
llc 7.0.0
llc 8.0.0
llc 9.0.0
opt (assertions trunk)
opt (trunk)
opt 10.0.0
opt 10.0.1
opt 11.0.0
opt 11.0.1
opt 12.0.0
opt 12.0.1
opt 13.0.0
opt 14.0.0
opt 15.0.0
opt 16.0.0
opt 17.0.1
opt 3.2
opt 3.3
opt 3.9.1
opt 4.0.0
opt 4.0.1
opt 5.0.0
opt 6.0.0
opt 7.0.0
opt 8.0.0
opt 9.0.0
Options
Source code
define dso_local void @inner_product(i32* %A_mem, i32* %B_mem, i32* %C_mem, i32 %M, i32 %N, i32 %K) local_unnamed_addr { entry: %mul = shl i32 %K, 4 %conv = sext i32 %K to i64 %mul15 = shl nsw i64 %conv, 2 %conv23 = sext i32 %N to i64 %mul24 = shl nsw i64 %conv23, 2 %cmp8163 = icmp sgt i32 %K, 15 %mul25 = shl i32 %M, 4 %cmp4173 = icmp sgt i32 %N, 15 %cmp187 = icmp sgt i32 %M, 15 br i1 %cmp187, label %for.cond3.preheader.preheader, label %for.cond.cleanup for.cond3.preheader.preheader: ; preds = %entry %div2 = sdiv i32 %K, 16 %div1 = sdiv i32 %N, 16 %div209 = lshr i32 %M, 4 %wide.trip.count207 = zext i32 %div209 to i64 %wide.trip.count203 = zext i32 %div1 to i64 %wide.trip.count = zext i32 %div2 to i64 %0 = add nsw i64 %wide.trip.count, -1 %xtraiter = and i64 %wide.trip.count, 7 %1 = icmp ult i64 %0, 7 %unroll_iter = and i64 %wide.trip.count, 4294967288 %lcmp.mod.not = icmp eq i64 %xtraiter, 0 br label %for.cond3.preheader for.cond3.preheader: ; preds = %for.cond3.preheader.preheader, %for.cond.cleanup5 %indvars.iv205 = phi i64 [ 0, %for.cond3.preheader.preheader ], [ %indvars.iv.next206, %for.cond.cleanup5 ] %2 = trunc i64 %indvars.iv205 to i32 %mul11 = mul i32 %mul, %2 %idx.ext = sext i32 %mul11 to i64 %add.ptr = getelementptr inbounds i32, i32* %A_mem, i64 %idx.ext %mul26 = mul i32 %mul25, %2 %idx.ext27 = sext i32 %mul26 to i64 %add.ptr28 = getelementptr inbounds i32, i32* %C_mem, i64 %idx.ext27 br i1 %cmp4173, label %for.body6, label %for.cond.cleanup5 for.cond.cleanup: ; preds = %for.cond.cleanup5, %entry ret void for.cond.cleanup5: ; preds = %for.cond.cleanup9, %for.cond3.preheader %indvars.iv.next206 = add nuw nsw i64 %indvars.iv205, 1 %exitcond208.not = icmp eq i64 %indvars.iv.next206, %wide.trip.count207 br i1 %exitcond208.not, label %for.cond.cleanup, label %for.cond3.preheader, !llvm.loop !3 for.body6: ; preds = %for.cond3.preheader, %for.cond.cleanup9 %indvars.iv199 = phi i64 [ %indvars.iv.next200, %for.cond.cleanup9 ], [ 0, %for.cond3.preheader ] %3 = tail call x86_amx @llvm.x86.tilezero.internal(i16 16, i16 64) %4 = shl nsw i64 %indvars.iv199, 4 br i1 %cmp8163, label %for.body10.preheader, label %for.cond.cleanup9 for.body10.preheader: ; preds = %for.body6 %add.ptr19 = getelementptr inbounds i32, i32* %B_mem, i64 %4 br i1 %1, label %for.cond.cleanup9.loopexit.unr-lcssa, label %for.body10 for.cond.cleanup9.loopexit.unr-lcssa: ; preds = %for.body10, %for.body10.preheader %.lcssa.ph = phi x86_amx [ undef, %for.body10.preheader ], [ %68, %for.body10 ] %indvars.iv.unr = phi i64 [ 0, %for.body10.preheader ], [ %indvars.iv.next.7, %for.body10 ] %c.sroa.8127.2.in164.unr = phi x86_amx [ %3, %for.body10.preheader ], [ %68, %for.body10 ] br i1 %lcmp.mod.not, label %for.cond.cleanup9, label %for.body10.epil for.body10.epil: ; preds = %for.cond.cleanup9.loopexit.unr-lcssa, %for.body10.epil %indvars.iv.epil = phi i64 [ %indvars.iv.next.epil, %for.body10.epil ], [ %indvars.iv.unr, %for.cond.cleanup9.loopexit.unr-lcssa ] %c.sroa.8127.2.in164.epil = phi x86_amx [ %11, %for.body10.epil ], [ %c.sroa.8127.2.in164.unr, %for.cond.cleanup9.loopexit.unr-lcssa ] %epil.iter = phi i64 [ %epil.iter.sub, %for.body10.epil ], [ %xtraiter, %for.cond.cleanup9.loopexit.unr-lcssa ] %5 = shl nsw i64 %indvars.iv.epil, 4 %add.ptr14.epil = getelementptr inbounds i32, i32* %add.ptr, i64 %5 %6 = bitcast i32* %add.ptr14.epil to i8* %7 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* %6, i64 %mul15) %8 = mul nsw i64 %5, %conv23 %add.ptr22.epil = getelementptr inbounds i32, i32* %add.ptr19, i64 %8 %9 = bitcast i32* %add.ptr22.epil to i8* %10 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* %9, i64 %mul24) %11 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %c.sroa.8127.2.in164.epil, x86_amx %7, x86_amx %10) %indvars.iv.next.epil = add nuw nsw i64 %indvars.iv.epil, 1 %epil.iter.sub = add i64 %epil.iter, -1 %epil.iter.cmp.not = icmp eq i64 %epil.iter.sub, 0 br i1 %epil.iter.cmp.not, label %for.cond.cleanup9, label %for.body10.epil, !llvm.loop !5 for.cond.cleanup9: ; preds = %for.cond.cleanup9.loopexit.unr-lcssa, %for.body10.epil, %for.body6 %c.sroa.8127.2.in.lcssa = phi x86_amx [ %3, %for.body6 ], [ %.lcssa.ph, %for.cond.cleanup9.loopexit.unr-lcssa ], [ %11, %for.body10.epil ] %add.ptr31 = getelementptr inbounds i32, i32* %add.ptr28, i64 %4 %12 = bitcast i32* %add.ptr31 to i8* tail call void @llvm.x86.tilestored64.internal(i16 16, i16 64, i8* %12, i64 %mul24, x86_amx %c.sroa.8127.2.in.lcssa) %indvars.iv.next200 = add nuw nsw i64 %indvars.iv199, 1 %exitcond204.not = icmp eq i64 %indvars.iv.next200, %wide.trip.count203 br i1 %exitcond204.not, label %for.cond.cleanup5, label %for.body6, !llvm.loop !7 for.body10: ; preds = %for.body10.preheader, %for.body10 %indvars.iv = phi i64 [ %indvars.iv.next.7, %for.body10 ], [ 0, %for.body10.preheader ] %c.sroa.8127.2.in164 = phi x86_amx [ %68, %for.body10 ], [ %3, %for.body10.preheader ] %niter = phi i64 [ %niter.nsub.7, %for.body10 ], [ %unroll_iter, %for.body10.preheader ] %13 = shl nsw i64 %indvars.iv, 4 %add.ptr14 = getelementptr inbounds i32, i32* %add.ptr, i64 %13 %14 = bitcast i32* %add.ptr14 to i8* %15 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* %14, i64 %mul15) %16 = mul nsw i64 %13, %conv23 %add.ptr22 = getelementptr inbounds i32, i32* %add.ptr19, i64 %16 %17 = bitcast i32* %add.ptr22 to i8* %18 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* %17, i64 %mul24) %19 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %c.sroa.8127.2.in164, x86_amx %15, x86_amx %18) %indvars.iv.next = shl i64 %indvars.iv, 4 %20 = or i64 %indvars.iv.next, 16 %add.ptr14.1 = getelementptr inbounds i32, i32* %add.ptr, i64 %20 %21 = bitcast i32* %add.ptr14.1 to i8* %22 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %21, i64 %mul15) %23 = mul nsw i64 %20, %conv23 %add.ptr22.1 = getelementptr inbounds i32, i32* %add.ptr19, i64 %23 %24 = bitcast i32* %add.ptr22.1 to i8* %25 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %24, i64 %mul24) %26 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %19, x86_amx %22, x86_amx %25) %indvars.iv.next.1 = shl i64 %indvars.iv, 4 %27 = or i64 %indvars.iv.next.1, 32 %add.ptr14.2 = getelementptr inbounds i32, i32* %add.ptr, i64 %27 %28 = bitcast i32* %add.ptr14.2 to i8* %29 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %28, i64 %mul15) %30 = mul nsw i64 %27, %conv23 %add.ptr22.2 = getelementptr inbounds i32, i32* %add.ptr19, i64 %30 %31 = bitcast i32* %add.ptr22.2 to i8* %32 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %31, i64 %mul24) %33 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %26, x86_amx %29, x86_amx %32) %indvars.iv.next.2 = shl i64 %indvars.iv, 4 %34 = or i64 %indvars.iv.next.2, 48 %add.ptr14.3 = getelementptr inbounds i32, i32* %add.ptr, i64 %34 %35 = bitcast i32* %add.ptr14.3 to i8* %36 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %35, i64 %mul15) %37 = mul nsw i64 %34, %conv23 %add.ptr22.3 = getelementptr inbounds i32, i32* %add.ptr19, i64 %37 %38 = bitcast i32* %add.ptr22.3 to i8* %39 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %38, i64 %mul24) %40 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %33, x86_amx %36, x86_amx %39) %indvars.iv.next.3 = shl i64 %indvars.iv, 4 %41 = or i64 %indvars.iv.next.3, 64 %add.ptr14.4 = getelementptr inbounds i32, i32* %add.ptr, i64 %41 %42 = bitcast i32* %add.ptr14.4 to i8* %43 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %42, i64 %mul15) %44 = mul nsw i64 %41, %conv23 %add.ptr22.4 = getelementptr inbounds i32, i32* %add.ptr19, i64 %44 %45 = bitcast i32* %add.ptr22.4 to i8* %46 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %45, i64 %mul24) %47 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %40, x86_amx %43, x86_amx %46) %indvars.iv.next.4 = shl i64 %indvars.iv, 4 %48 = or i64 %indvars.iv.next.4, 80 %add.ptr14.5 = getelementptr inbounds i32, i32* %add.ptr, i64 %48 %49 = bitcast i32* %add.ptr14.5 to i8* %50 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %49, i64 %mul15) %51 = mul nsw i64 %48, %conv23 %add.ptr22.5 = getelementptr inbounds i32, i32* %add.ptr19, i64 %51 %52 = bitcast i32* %add.ptr22.5 to i8* %53 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %52, i64 %mul24) %54 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %47, x86_amx %50, x86_amx %53) %indvars.iv.next.5 = shl i64 %indvars.iv, 4 %55 = or i64 %indvars.iv.next.5, 96 %add.ptr14.6 = getelementptr inbounds i32, i32* %add.ptr, i64 %55 %56 = bitcast i32* %add.ptr14.6 to i8* %57 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %56, i64 %mul15) %58 = mul nsw i64 %55, %conv23 %add.ptr22.6 = getelementptr inbounds i32, i32* %add.ptr19, i64 %58 %59 = bitcast i32* %add.ptr22.6 to i8* %60 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %59, i64 %mul24) %61 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %54, x86_amx %57, x86_amx %60) %indvars.iv.next.6 = shl i64 %indvars.iv, 4 %62 = or i64 %indvars.iv.next.6, 112 %add.ptr14.7 = getelementptr inbounds i32, i32* %add.ptr, i64 %62 %63 = bitcast i32* %add.ptr14.7 to i8* %64 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %63, i64 %mul15) %65 = mul nsw i64 %62, %conv23 %add.ptr22.7 = getelementptr inbounds i32, i32* %add.ptr19, i64 %65 %66 = bitcast i32* %add.ptr22.7 to i8* %67 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 64, i8* nonnull %66, i64 %mul24) %68 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 16, i16 64, i16 64, x86_amx %61, x86_amx %64, x86_amx %67) %indvars.iv.next.7 = add nuw nsw i64 %indvars.iv, 8 %niter.nsub.7 = add i64 %niter, -8 %niter.ncmp.7 = icmp eq i64 %niter.nsub.7, 0 br i1 %niter.ncmp.7, label %for.cond.cleanup9.loopexit.unr-lcssa, label %for.body10, !llvm.loop !8 } declare x86_amx @llvm.x86.tilezero.internal(i16, i16) declare x86_amx @llvm.x86.tileloadd64.internal(i16, i16, i8*, i64) declare x86_amx @llvm.x86.tdpbssd.internal(i16, i16, i16, x86_amx, x86_amx, x86_amx) declare void @llvm.x86.tilestored64.internal(i16, i16, i8*, i64, x86_amx) !0 = !{i32 1, !"wchar_size", i32 4} !1 = !{i32 7, !"uwtable", i32 1} !2 = !{!"clang version 13.0.0 (https://github.com/llvm/llvm-project.git 4bc14be259672257d5c05c58a0ba604002698e93)"} !3 = distinct !{!3, !4} !4 = !{!"llvm.loop.mustprogress"} !5 = distinct !{!5, !6} !6 = !{!"llvm.loop.unroll.disable"} !7 = distinct !{!7, !4} !8 = distinct !{!8, !4}
Become a Patron
Sponsor on GitHub
Donate via PayPal
Source on GitHub
Mailing list
Installed libraries
Wiki
Report an issue
How it works
Contact the author
CE on Mastodon
About the author
Statistics
Changelog
Version tree