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| author | Craig Topper <craig.topper@intel.com> | 2018-11-27 18:05:00 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@intel.com> | 2018-11-27 18:05:00 +0000 |
| commit | 5fb34b5498f3349fb7cbe9039e35eb2fd635ff59 (patch) | |
| tree | 698b3b93a1b545cd75f8f217283c808ec31e2eb4 /llvm | |
| parent | e3459295ee0760c5b0f794fba9e7d374198d88ce (diff) | |
| download | bcm5719-llvm-5fb34b5498f3349fb7cbe9039e35eb2fd635ff59.tar.gz bcm5719-llvm-5fb34b5498f3349fb7cbe9039e35eb2fd635ff59.zip | |
[X86] Add cascade lake arch in X86 target.
This is skylake-avx512 with the addition of avx512vnni ISA.
Patch by Jianping Chen
Differential Revision: https://reviews.llvm.org/D54785
llvm-svn: 347681
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/include/llvm/Support/X86TargetParser.def | 1 | ||||
| -rw-r--r-- | llvm/lib/Support/Host.cpp | 6 | ||||
| -rw-r--r-- | llvm/lib/Target/X86/X86.td | 11 | ||||
| -rw-r--r-- | llvm/test/CodeGen/X86/cpus-intel.ll | 1 |
4 files changed, 19 insertions, 0 deletions
diff --git a/llvm/include/llvm/Support/X86TargetParser.def b/llvm/include/llvm/Support/X86TargetParser.def index eb45ed6a76a..e9bede545d3 100644 --- a/llvm/include/llvm/Support/X86TargetParser.def +++ b/llvm/include/llvm/Support/X86TargetParser.def @@ -102,6 +102,7 @@ X86_CPU_SUBTYPE_COMPAT("icelake-server", INTEL_COREI7_ICELAKE_SERVER, "icelake-s // Entries below this are not in libgcc/compiler-rt. X86_CPU_SUBTYPE ("core2", INTEL_CORE2_65) X86_CPU_SUBTYPE ("penryn", INTEL_CORE2_45) +X86_CPU_SUBTYPE ("cascadelake", INTEL_COREI7_CASCADELAKE) X86_CPU_SUBTYPE ("k6", AMDPENTIUM_K6) X86_CPU_SUBTYPE ("k6-2", AMDPENTIUM_K62) X86_CPU_SUBTYPE ("k6-3", AMDPENTIUM_K63) diff --git a/llvm/lib/Support/Host.cpp b/llvm/lib/Support/Host.cpp index 9f5bf1ffa12..d5a688c7fb9 100644 --- a/llvm/lib/Support/Host.cpp +++ b/llvm/lib/Support/Host.cpp @@ -702,6 +702,12 @@ getIntelProcessorTypeAndSubtype(unsigned Family, unsigned Model, break; } + if (Features2 & (1 << (X86::FEATURE_AVX512VNNI - 32))) { + *Type = X86::INTEL_COREI7; + *Subtype = X86::INTEL_COREI7_CASCADELAKE; + break; + } + if (Features & (1 << X86::FEATURE_AVX512VL)) { *Type = X86::INTEL_COREI7; *Subtype = X86::INTEL_COREI7_SKYLAKE_AVX512; diff --git a/llvm/lib/Target/X86/X86.td b/llvm/lib/Target/X86/X86.td index 74135656528..6b1749fc750 100644 --- a/llvm/lib/Target/X86/X86.td +++ b/llvm/lib/Target/X86/X86.td @@ -883,6 +883,17 @@ class SkylakeServerProc<string Name> : ProcModel<Name, SkylakeServerModel, def : SkylakeServerProc<"skylake-avx512">; def : SkylakeServerProc<"skx">; // Legacy alias. +def CLXFeatures : ProcessorFeatures<SKXFeatures.Value, [ + FeatureVNNI +]>; + +class CascadelakeProc<string Name> : ProcModel<Name, SkylakeServerModel, + CLXFeatures.Value, [ + FeatureHasFastGather, + FeaturePOPCNTFalseDeps +]>; +def : CascadelakeProc<"cascadelake">; + def CNLFeatures : ProcessorFeatures<SKLFeatures.Value, [ FeatureAVX512, FeatureCDI, diff --git a/llvm/test/CodeGen/X86/cpus-intel.ll b/llvm/test/CodeGen/X86/cpus-intel.ll index 654c9661e18..6eb2138444b 100644 --- a/llvm/test/CodeGen/X86/cpus-intel.ll +++ b/llvm/test/CodeGen/X86/cpus-intel.ll @@ -34,6 +34,7 @@ ; RUN: llc < %s -o /dev/null -mtriple=x86_64-unknown-unknown -mcpu=skylake 2>&1 | FileCheck %s --check-prefix=CHECK-NO-ERROR --allow-empty ; RUN: llc < %s -o /dev/null -mtriple=x86_64-unknown-unknown -mcpu=skylake-avx512 2>&1 | FileCheck %s --check-prefix=CHECK-NO-ERROR --allow-empty ; RUN: llc < %s -o /dev/null -mtriple=x86_64-unknown-unknown -mcpu=skx 2>&1 | FileCheck %s --check-prefix=CHECK-NO-ERROR --allow-empty +; RUN: llc < %s -o /dev/null -mtriple=x86_64-unknown-unknown -mcpu=cascadelake 2>&1 | FileCheck %s --check-prefix=CHECK-NO-ERROR --allow-empty ; RUN: llc < %s -o /dev/null -mtriple=x86_64-unknown-unknown -mcpu=cannonlake 2>&1 | FileCheck %s --check-prefix=CHECK-NO-ERROR --allow-empty ; RUN: llc < %s -o /dev/null -mtriple=x86_64-unknown-unknown -mcpu=icelake-client 2>&1 | FileCheck %s --check-prefix=CHECK-NO-ERROR --allow-empty ; RUN: llc < %s -o /dev/null -mtriple=x86_64-unknown-unknown -mcpu=icelake-server 2>&1 | FileCheck %s --check-prefix=CHECK-NO-ERROR --allow-empty |
