[MLIR][AMDGPU] Renaming using suggestions from review.

Author: pcf000

mlir/lib/Conversion/AMDGPUToROCDL/AMDGPUToROCDL.cpp

@@ -456,14 +456,14 @@ static void wmmaPushOutputOperand(ConversionPatternRewriter &rewriter,
 
 /// Return true if `type` is the E5M2 variant of an 8-bit float that is
 /// supported by the `_bf8` instructions on the given `chipset`.
-static bool isNativeBf8(Chipset chipset, Type type) {
+static bool typeIsExpectedBf8ForChipset(Chipset chipset, Type type) {
   return (isGfx940Series(chipset) && type.isFloat8E5M2FNUZ()) ||
          (hasOcpFp8(chipset) && type.isFloat8E5M2());
 }
 
 /// Return true if `type` is the E4M3FN variant of an 8-bit float that is
 /// supported by the `_fp8` instructions on the given `chipset`.
-static bool isNativeFp8(Chipset chipset, Type type) {
+static bool typeIsExpectedFp8ForChipset(Chipset chipset, Type type) {
   return (isGfx940Series(chipset) && type.isFloat8E4M3FNUZ()) ||
          (hasOcpFp8(chipset) && type.isFloat8E4M3FN());
 }
@@ -564,38 +564,38 @@ static std::optional<StringRef> mfmaOpToIntrinsic(MFMAOp mfma,
       return ROCDL::mfma_f64_4x4x4f64::getOperationName();
   }
 
-  if (destElem.isF32() && isNativeBf8(chipset, sourceElem)) {
+  if (destElem.isF32() && typeIsExpectedBf8ForChipset(chipset, sourceElem)) {
     // Known to be correct because there are no scalar f8 instructions and
     // because a length mismatch will have been caught by the verifier.
     Type sourceBElem =
         cast<VectorType>(mfma.getSourceB().getType()).getElementType();
     if (m == 16 && n == 16 && k == 32 && b == 1) {
-      if (isNativeBf8(chipset, sourceBElem))
+      if (typeIsExpectedBf8ForChipset(chipset, sourceBElem))
         return ROCDL::mfma_f32_16x16x32_bf8_bf8::getOperationName();
-      if (isNativeFp8(chipset, sourceBElem))
+      if (typeIsExpectedFp8ForChipset(chipset, sourceBElem))
         return ROCDL::mfma_f32_16x16x32_bf8_fp8::getOperationName();
     }
     if (m == 32 && n == 32 && k == 16 && b == 1) {
-      if (isNativeBf8(chipset, sourceBElem))
+      if (typeIsExpectedBf8ForChipset(chipset, sourceBElem))
         return ROCDL::mfma_f32_32x32x16_bf8_bf8::getOperationName();
-      if (isNativeFp8(chipset, sourceBElem))
+      if (typeIsExpectedFp8ForChipset(chipset, sourceBElem))
         return ROCDL::mfma_f32_32x32x16_bf8_fp8::getOperationName();
     }
   }
 
-  if (destElem.isF32() && isNativeFp8(chipset, sourceElem)) {
+  if (destElem.isF32() && typeIsExpectedFp8ForChipset(chipset, sourceElem)) {
     Type sourceBElem =
         cast<VectorType>(mfma.getSourceB().getType()).getElementType();
     if (m == 16 && n == 16 && k == 32 && b == 1) {
-      if (isNativeBf8(chipset, sourceBElem))
+      if (typeIsExpectedBf8ForChipset(chipset, sourceBElem))
         return ROCDL::mfma_f32_16x16x32_fp8_bf8::getOperationName();
-      if (isNativeFp8(chipset, sourceBElem))
+      if (typeIsExpectedFp8ForChipset(chipset, sourceBElem))
         return ROCDL::mfma_f32_16x16x32_fp8_fp8::getOperationName();
     }
     if (m == 32 && n == 32 && k == 16 && b == 1) {
-      if (isNativeBf8(chipset, sourceBElem))
+      if (typeIsExpectedBf8ForChipset(chipset, sourceBElem))
         return ROCDL::mfma_f32_32x32x16_fp8_bf8::getOperationName();
-      if (isNativeFp8(chipset, sourceBElem))
+      if (typeIsExpectedFp8ForChipset(chipset, sourceBElem))
         return ROCDL::mfma_f32_32x32x16_fp8_fp8::getOperationName();
     }
   }
@@ -801,10 +801,10 @@ LogicalResult ExtPackedFp8OpLowering::matchAndRewrite(
   }
   Value i32Source = rewriter.create<LLVM::BitcastOp>(loc, i32, source);
   Value wordSel = createI32Constant(rewriter, loc, op.getIndex());
-  if (isNativeBf8(chipset, sourceElemType)) {
+  if (typeIsExpectedBf8ForChipset(chipset, sourceElemType)) {
     rewriter.replaceOpWithNewOp<ROCDL::CvtF32Bf8Op>(op, f32, i32Source,
                                                     wordSel);
-  } else if (isNativeFp8(chipset, sourceElemType)) {
+  } else if (typeIsExpectedFp8ForChipset(chipset, sourceElemType)) {
     rewriter.replaceOpWithNewOp<ROCDL::CvtF32Fp8Op>(op, f32, i32Source,
                                                     wordSel);
   }
@@ -836,10 +836,10 @@ LogicalResult PackedTrunc2xFp8OpLowering::matchAndRewrite(
   Value wordSel = createI1Constant(rewriter, loc, op.getWordIndex());
 
   Value result;
-  if (isNativeBf8(chipset, resultElemType))
+  if (typeIsExpectedBf8ForChipset(chipset, resultElemType))
     result = rewriter.create<ROCDL::CvtPkBf8F32Op>(loc, i32, sourceA, sourceB,
                                                    existing, wordSel);
-  else if (isNativeFp8(chipset, resultElemType))
+  else if (typeIsExpectedFp8ForChipset(chipset, resultElemType))
     result = rewriter.create<ROCDL::CvtPkFp8F32Op>(loc, i32, sourceA, sourceB,
                                                    existing, wordSel);
 
@@ -871,10 +871,10 @@ LogicalResult PackedStochRoundFp8OpLowering::matchAndRewrite(
   Value byteSel = createI32Constant(rewriter, loc, op.getStoreIndex());
 
   Value result;
-  if (isNativeBf8(chipset, resultElemType))
+  if (typeIsExpectedBf8ForChipset(chipset, resultElemType))
     result = rewriter.create<ROCDL::CvtSrBf8F32Op>(loc, i32, source, stoch,
                                                    existing, byteSel);
-  else if (isNativeFp8(chipset, resultElemType))
+  else if (typeIsExpectedFp8ForChipset(chipset, resultElemType))
     result = rewriter.create<ROCDL::CvtSrFp8F32Op>(loc, i32, source, stoch,
                                                    existing, byteSel);