65 lines
1.9 KiB
MLIR
65 lines
1.9 KiB
MLIR
// Check that the wide integer constant emulation produces the same result as wide
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// constants and that printing works. Emulate i16 ops with i8 ops.
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// RUN: mlir-opt %s --test-arith-emulate-wide-int="widest-int-supported=8" \
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// RUN: --convert-vector-to-scf --convert-scf-to-cf --convert-cf-to-llvm --convert-vector-to-llvm \
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// RUN: --convert-func-to-llvm --convert-arith-to-llvm --reconcile-unrealized-casts | \
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// RUN: mlir-cpu-runner -e entry -entry-point-result=void \
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// RUN: --shared-libs=%mlir_c_runner_utils | \
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// RUN: FileCheck %s --match-full-lines --check-prefix=EMULATED
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func.func @entry() {
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%cst0 = arith.constant 0 : i16
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func.call @emulate_constant(%cst0) : (i16) -> ()
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func.call @foo(%cst0) : (i16) -> ()
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return
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}
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func.func @emulate_constant(%first : i16) {
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// EMULATED: ( 0, 0 )
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vector.print %first : i16
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%cst0 = arith.constant 0 : i16
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%cst1 = arith.constant 1 : i16
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%cst_n1 = arith.constant -1 : i16
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%cst_n3 = arith.constant -3 : i16
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%cst13 = arith.constant 13 : i16
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%cst256 = arith.constant 256 : i16
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%cst_i16_max = arith.constant 32767 : i16
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%cst_i16_min = arith.constant -32768 : i16
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// EMULATED-NEXT: ( 0, 0 )
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vector.print %cst0 : i16
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// EMULATED-NEXT: ( 1, 0 )
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vector.print %cst1 : i16
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// EMULATED-NEXT: ( -1, -1 )
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vector.print %cst_n1 : i16
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// EMULATED-NEXT: ( -3, -1 )
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vector.print %cst_n3 : i16
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// EMULATED-NEXT: ( 13, 0 )
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vector.print %cst13 : i16
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// EMULATED-NEXT: ( 0, 1 )
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vector.print %cst256 : i16
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// EMULATED-NEXT: ( -1, 127 )
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vector.print %cst_i16_max : i16
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// EMULATED-NEXT: ( 0, -128 )
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vector.print %cst_i16_min : i16
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return
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}
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func.func @foo(%first: i16) {
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// These should not be emulated because the function name does not start with
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// 'emulated_'.
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// EMULATED-NEXT: 0
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vector.print %first : i16
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// EMULATED-NEXT: 1
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%cst1 = arith.constant 1 : i16
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vector.print %cst1 : i16
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return
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}
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