[AARCH64] Add support for Broadcom Vulcan

pgode · pgode · commit 0aab2e398a24 · 2016-06-20T11:13:31.000Z
Adding core tuning support for new Broadcom Vulcan core (ARMv8.1A). Differential Revision: http://reviews.llvm.org/D21500 llvm-svn: 273148
diff --git a/llvm/include/llvm/Support/AArch64TargetParser.def b/llvm/include/llvm/Support/AArch64TargetParser.def
@@ -65,6 +65,8 @@ AARCH64_CPU_NAME("exynos-m1", AK_ARMV8A, FK_CRYPTO_NEON_FP_ARMV8, false,
                 (AArch64::AEK_SIMD | AArch64::AEK_CRC | AArch64::AEK_CRYPTO))
 AARCH64_CPU_NAME("kryo", AK_ARMV8A, FK_CRYPTO_NEON_FP_ARMV8, false,
                 (AArch64::AEK_SIMD | AArch64::AEK_CRC | AArch64::AEK_CRYPTO))
+AARCH64_CPU_NAME("vulcan", AK_ARMV8_1A, FK_CRYPTO_NEON_FP_ARMV8, false,
+                (AArch64::AEK_SIMD | AArch64::AEK_CRC | AArch64::AEK_CRYPTO))
 // Invalid CPU
 AARCH64_CPU_NAME("invalid", AK_INVALID, FK_INVALID, true, AArch64::AEK_INVALID)
 #undef AARCH64_CPU_NAME
diff --git a/llvm/lib/Target/AArch64/AArch64.td b/llvm/lib/Target/AArch64/AArch64.td
@@ -215,6 +215,14 @@ def ProcKryo    : SubtargetFeature<"kryo", "ARMProcFamily", "Kryo",
                                    FeaturePredictableSelectIsExpensive
                                    ]>;
 
+def ProcVulcan  : SubtargetFeature<"vulcan", "ARMProcFamily", "Vulcan",
+                                   "Broadcom Vulcan processors", [
+                                   FeatureFPARMv8,
+                                   FeatureNEON,
+                                   FeatureCrypto,
+                                   FeatureCRC,
+                                   HasV8_1aOps]>;
+
 def : ProcessorModel<"generic", NoSchedModel, [
                      FeatureCRC,
                      FeatureFPARMv8,
@@ -233,6 +241,7 @@ def : ProcessorModel<"cortex-a73", CortexA57Model, [ProcA57]>;
 def : ProcessorModel<"cyclone", CycloneModel, [ProcCyclone]>;
 def : ProcessorModel<"exynos-m1", ExynosM1Model, [ProcExynosM1]>;
 def : ProcessorModel<"kryo", KryoModel, [ProcKryo]>;
+def : ProcessorModel<"vulcan", NoSchedModel, [ProcVulcan]>;
 
 //===----------------------------------------------------------------------===//
 // Assembly parser
diff --git a/llvm/lib/Target/AArch64/AArch64Subtarget.cpp b/llvm/lib/Target/AArch64/AArch64Subtarget.cpp
@@ -71,6 +71,7 @@ void AArch64Subtarget::initializeProperties() {
     MaxInterleaveFactor = 4;
     VectorInsertExtractBaseCost = 2;
     break;
+  case Vulcan: break;
   case CortexA35: break;
   case CortexA53: break;
   case Others: break;
diff --git a/llvm/lib/Target/AArch64/AArch64Subtarget.h b/llvm/lib/Target/AArch64/AArch64Subtarget.h
@@ -41,7 +41,8 @@ class AArch64Subtarget : public AArch64GenSubtargetInfo {
     CortexA57,
     Cyclone,
     ExynosM1,
-    Kryo
+    Kryo,
+    Vulcan
   };
 
 protected:
diff --git a/llvm/test/CodeGen/AArch64/cpus.ll b/llvm/test/CodeGen/AArch64/cpus.ll
@@ -9,6 +9,7 @@
 ; RUN: llc < %s -mtriple=arm64-unknown-unknown -mcpu=cortex-a73 2>&1 | FileCheck %s
 ; RUN: llc < %s -mtriple=arm64-unknown-unknown -mcpu=exynos-m1 2>&1 | FileCheck %s
 ; RUN: llc < %s -mtriple=arm64-unknown-unknown -mcpu=kryo 2>&1 | FileCheck %s
+; RUN: llc < %s -mtriple=arm64-unknown-unknown -mcpu=vulcan 2>&1 | FileCheck %s
 ; RUN: llc < %s -mtriple=arm64-unknown-unknown -mcpu=invalidcpu 2>&1 | FileCheck %s --check-prefix=INVALID
 
 ; CHECK-NOT: {{.*}}  is not a recognized processor for this target
diff --git a/llvm/test/CodeGen/AArch64/remat.ll b/llvm/test/CodeGen/AArch64/remat.ll
@@ -5,6 +5,7 @@
 ; RUN: llc -mtriple=aarch64-linux-gnuabi -mcpu=cortex-a73 -o - %s | FileCheck %s
 ; RUN: llc -mtriple=aarch64-linux-gnuabi -mcpu=exynos-m1 -o - %s | FileCheck %s
 ; RUN: llc -mtriple=aarch64-linux-gnuabi -mcpu=kryo -o - %s | FileCheck %s
+; RUN: llc -mtriple=aarch64-linux-gnuabi -mcpu=vulcan -o - %s | FileCheck %s
 
 %X = type { i64, i64, i64 }
 declare void @f(%X*)
