Changeset 4891

Timestamp:

Dec 13, 2015, 10:23:28 PM (3 years ago)

Author:

cameron

Message:

Initial check-in of s2p generation

Location:

icGREP/icgrep-devel/icgrep/IDISA

Files:

• idisa_builder.cpp (modified) (1 diff)
• idisa_builder.h (modified) (3 diffs)
• s2p_gen.cpp (added)
• s2p_gen.h (added)

icGREP/icgrep-devel/icgrep/IDISA/idisa_builder.cpp

@@ -117 +117 @@
 }
 
+Value * IDISA_Builder::simd_if(unsigned fw, Value * cond, Value * a, Value * b) {
+    Value * aVec = fwCast(fw, a);
+    Value * bVec = fwCast(fw, b);
+    return mLLVMBuilder->CreateSelect(mLLVMBuilder->CreateICmpSLT(cond, mZeroInitializer), aVec, bVec);
+}
+
+    
 Value * IDISA_Builder::esimd_mergeh(unsigned fw, Value * a, Value * b) {
     unsigned field_count = mBitBlockWidth/fw;

icGREP/icgrep-devel/icgrep/IDISA/idisa_builder.h

@@ -58 +58 @@
     Value * simd_min(unsigned fw, Value * a, Value * b);
     Value * simd_umin(unsigned fw, Value * a, Value * b);
+    Value * simd_if(unsigned fw, Value * cond, Value * a, Value * b);
     
     Value * simd_slli(unsigned fw, Value * a, unsigned shift);
@@ -84 +85 @@
     Value * simd_xor(Value * a, Value * b);
     Value * simd_not(Value * a);
+    Value * fwCast(unsigned fw, Value * a);
     
 private:
@@ -95 +97 @@
     
     VectorType * fwVectorType(unsigned fw);
-    Value * fwCast(unsigned fw, Value * a);
 };