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llvm source #1
Output
Compile to binary object
Link to binary
Execute the code
Intel asm syntax
Demangle identifiers
Verbose demangling
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 18.1.0
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 18.1.0
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 18.1.0
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 void @load_i8_stride2_vf4(<8 x i8>* %in.vec, <4 x i8>* %out.vec0, <4 x i8>* %out.vec1) nounwind { %wide.vec = load <8 x i8>, <8 x i8>* %in.vec, align 32 tail call void asm sideeffect "# LLVM-MCA-BEGIN", "~{dirflag},~{fpsr},~{flags}"() %strided.vec0 = shufflevector <8 x i8> %wide.vec, <8 x i8> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6> %strided.vec1 = shufflevector <8 x i8> %wide.vec, <8 x i8> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7> tail call void asm sideeffect "# LLVM-MCA-END", "~{dirflag},~{fpsr},~{flags}"() store <4 x i8> %strided.vec0, <4 x i8>* %out.vec0, align 32 store <4 x i8> %strided.vec1, <4 x i8>* %out.vec1, align 32 ret void }
analysis source #2
Output
Compile to binary object
Link to binary
Execute the code
Intel asm syntax
Demangle identifiers
Verbose demangling
Filters
Unused labels
Library functions
Directives
Comments
Horizontal whitespace
Debug intrinsics
Compiler
OSACA (0.5.2)
llvm-mca (assertions trunk)
llvm-mca (trunk)
Options
Source code
vpshufb xmm1, xmm0, xmmword ptr [rip + .LCPI0_0] # xmm1 = xmm0[0,2,4,6,u,u,u,u,u,u,u,u,u,u,u,u] vpshufb xmm0, xmm0, xmmword ptr [rip + .LCPI0_1] # xmm0 = xmm0[1,3,5,7,u,u,u,u,u,u,u,u,u,u,u,u]
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