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[mlir] IntegerRangeAnalysis: handle vector types in getDestWidth() #114898

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Merged
merged 1 commit into from
Nov 5, 2024
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[mlir] IntegerRangeAnalysis: handle vector types in getDestWidth() #114898

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2 changes: 2 additions & 0 deletions mlir/lib/Interfaces/InferIntRangeInterface.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@

#include "mlir/Interfaces/InferIntRangeInterface.h"
#include "mlir/IR/BuiltinTypes.h"
#include "mlir/IR/TypeUtilities.h"
#include "mlir/Interfaces/InferIntRangeInterface.cpp.inc"
#include <optional>

Expand All @@ -28,6 +29,7 @@ const APInt &ConstantIntRanges::smin() const { return sminVal; }
const APInt &ConstantIntRanges::smax() const { return smaxVal; }

unsigned ConstantIntRanges::getStorageBitwidth(Type type) {
type = getElementTypeOrSelf(type);
if (type.isIndex())
return IndexType::kInternalStorageBitWidth;
if (auto integerType = dyn_cast<IntegerType>(type))
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11 changes: 10 additions & 1 deletion mlir/test/Dialect/Vector/int-range-interface.mlir
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Expand Up @@ -96,11 +96,20 @@ func.func @vector_insertelement() -> vector<4xindex> {

// CHECK-LABEL: func @test_loaded_vector_extract
// No bounds
// CHECK: test.reflect_bounds %{{.*}} : i32
// CHECK: test.reflect_bounds {smax = 2147483647 : si32, smin = -2147483648 : si32, umax = 4294967295 : ui32, umin = 0 : ui32} %{{.*}} : i32
func.func @test_loaded_vector_extract(%memref : memref<16xi32>) -> i32 {
%c0 = arith.constant 0 : index
%v = vector.load %memref[%c0] : memref<16xi32>, vector<4xi32>
%e = vector.extract %v[0] : i32 from vector<4xi32>
%bounds = test.reflect_bounds %e : i32
func.return %bounds : i32
}

// CHECK-LABEL: func @test_vector_extsi
// CHECK: test.reflect_bounds {smax = 5 : si32, smin = 1 : si32, umax = 5 : ui32, umin = 1 : ui32}
func.func @test_vector_extsi() -> vector<2xi32> {
%0 = test.with_bounds {smax = 5 : si8, smin = 1 : si8, umax = 5 : ui8, umin = 1 : ui8 } : vector<2xi8>
%1 = arith.extsi %0 : vector<2xi8> to vector<2xi32>
%2 = test.reflect_bounds %1 : vector<2xi32>
func.return %2 : vector<2xi32>
}
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