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author | Dimitry Andric <dim@FreeBSD.org> | 2021-07-29 20:15:26 +0000 |
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committer | Dimitry Andric <dim@FreeBSD.org> | 2021-07-29 20:15:26 +0000 |
commit | 344a3780b2e33f6ca763666c380202b18aab72a3 (patch) | |
tree | f0b203ee6eb71d7fdd792373e3c81eb18d6934dd /llvm/lib/Target/X86/X86SchedBroadwell.td | |
parent | b60736ec1405bb0a8dd40989f67ef4c93da068ab (diff) | |
download | src-344a3780b2e33f6ca763666c380202b18aab72a3.tar.gz src-344a3780b2e33f6ca763666c380202b18aab72a3.zip |
Vendor import of llvm-project main 88e66fa60ae5, the last commit beforevendor/llvm-project/llvmorg-13-init-16847-g88e66fa60ae5vendor/llvm-project/llvmorg-12.0.1-rc2-0-ge7dac564cd0evendor/llvm-project/llvmorg-12.0.1-0-gfed41342a82f
the upstream release/13.x branch was created.
Diffstat (limited to 'llvm/lib/Target/X86/X86SchedBroadwell.td')
-rw-r--r-- | llvm/lib/Target/X86/X86SchedBroadwell.td | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86SchedBroadwell.td b/llvm/lib/Target/X86/X86SchedBroadwell.td index 4aea7bc253bb..d2ced1c67407 100644 --- a/llvm/lib/Target/X86/X86SchedBroadwell.td +++ b/llvm/lib/Target/X86/X86SchedBroadwell.td @@ -206,6 +206,10 @@ defm : X86WriteRes<WriteStore, [BWPort237, BWPort4], 1, [1,1], 1>; defm : X86WriteRes<WriteStoreNT, [BWPort237, BWPort4], 1, [1,1], 2>; defm : X86WriteRes<WriteMove, [BWPort0156], 1, [1], 1>; +// Model the effect of clobbering the read-write mask operand of the GATHER operation. +// Does not cost anything by itself, only has latency, matching that of the WriteLoad, +defm : X86WriteRes<WriteVecMaskedGatherWriteback, [], 5, [], 0>; + // Idioms that clear a register, like xorps %xmm0, %xmm0. // These can often bypass execution ports completely. def : WriteRes<WriteZero, []>; @@ -582,6 +586,7 @@ def : WriteRes<WriteSystem, [BWPort0156]> { let Latency = 100; } // def Writ defm : BWWriteResPair<WriteFShuffle256, [BWPort5], 3, [1], 1, 6>; // Fp 256-bit width vector shuffles. defm : BWWriteResPair<WriteFVarShuffle256, [BWPort5], 3, [1], 1, 6>; // Fp 256-bit width vector variable shuffles. defm : BWWriteResPair<WriteShuffle256, [BWPort5], 3, [1], 1, 6>; // 256-bit width vector shuffles. +defm : BWWriteResPair<WriteVPMOV256, [BWPort5], 3, [1], 1, 6>; // 256-bit width packed vector width-changing move. defm : BWWriteResPair<WriteVarShuffle256, [BWPort5], 3, [1], 1, 6>; // 256-bit width vector variable shuffles. // Old microcoded instructions that nobody use. |