commit 61908880e6565acfadbafe93fa64de000014f1a6
author Gupta Kumar, Sanjiv <sanjiv.kumar.gupta@intel.com> Fri Jun 29 13:06:35 2018 +0530
committer Gupta Kumar, Sanjiv <sanjiv.kumar.gupta@intel.com> Mon Jul 02 15:37:38 2018 +0530
tree 40b535db9175f3d959364d5bc30eaab4e2c4b4c4
parent b5271dd44a30f498689e503340d3c8d01bf31f07

Emit vector mulitply and accumulate instructions for x86.

This patch adds a new cpu vaiant named kabylake and performs
instruction simplification to generate VectorMulitplyAccumulate.

Test: ./test.py --host --64

Change-Id: Ie6cc882dadf1322dd4d3ae49bfdb600b0c447765
Signed-off-by: Gupta Kumar, Sanjiv <sanjiv.kumar.gupta@intel.com>

compiler/optimizing/optimization.cc

diff --git a/compiler/optimizing/optimization.cc b/compiler/optimizing/optimization.cc
index a38bd24..3ad2c6b 100644
--- a/compiler/optimizing/optimization.cc
+++ b/compiler/optimizing/optimization.cc
@@ -28,6 +28,7 @@
 #endif
 #ifdef ART_ENABLE_CODEGEN_x86
 #include "pc_relative_fixups_x86.h"
+#include "instruction_simplifier_x86.h"
 #endif
 #if defined(ART_ENABLE_CODEGEN_x86) || defined(ART_ENABLE_CODEGEN_x86_64)
 #include "x86_memory_gen.h"
@@ -121,6 +122,8 @@
 #if defined(ART_ENABLE_CODEGEN_x86) || defined(ART_ENABLE_CODEGEN_x86_64)
     case OptimizationPass::kX86MemoryOperandGeneration:
       return x86::X86MemoryOperandGeneration::kX86MemoryOperandGenerationPassName;
+    case OptimizationPass::kInstructionSimplifierX86:
+      return x86::InstructionSimplifierX86::kInstructionSimplifierX86PassName;
 #endif
     case OptimizationPass::kNone:
       LOG(FATAL) << "kNone does not represent an actual pass";
@@ -163,6 +166,7 @@
 #ifdef ART_ENABLE_CODEGEN_x86
   X(OptimizationPass::kPcRelativeFixupsX86);
   X(OptimizationPass::kX86MemoryOperandGeneration);
+  X(OptimizationPass::kInstructionSimplifierX86);
 #endif
   LOG(FATAL) << "Cannot find optimization " << pass_name;
   UNREACHABLE();
@@ -323,6 +327,10 @@
         DCHECK(alt_name == nullptr) << "arch-specific pass does not support alternative name";
         opt = new (allocator) x86::X86MemoryOperandGeneration(graph, codegen, stats);
         break;
+      case OptimizationPass::kInstructionSimplifierX86:
+        DCHECK(alt_name == nullptr) << "arch-specific pass does not support alternative name";
+        opt = new (allocator) x86::InstructionSimplifierX86(graph, codegen, stats);
+        break;
 #endif
       case OptimizationPass::kNone:
         LOG(FATAL) << "kNone does not represent an actual pass";