39 lines
1.7 KiB
MLIR
39 lines
1.7 KiB
MLIR
// Check that the test version of the wide integer emulation pass applies
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// conversion to functions whose name start with a given prefix only, and that
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// the function signatures are preserved.
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// RUN: mlir-opt %s --test-arith-emulate-wide-int="function-prefix=emulate_me_" | FileCheck %s
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// CHECK-LABEL: func.func @entry()
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// CHECK: {{%.+}} = call @emulate_me_please({{.+}}) : (i64) -> i64
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// CHECK-NEXT: {{%.+}} = call @foo({{.+}}) : (i64) -> i64
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func.func @entry() {
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%cst0 = arith.constant 0 : i64
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func.call @emulate_me_please(%cst0) : (i64) -> (i64)
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func.call @foo(%cst0) : (i64) -> (i64)
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return
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}
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// CHECK-LABEL: func.func @emulate_me_please
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// CHECK-SAME: ([[ARG:%.+]]: i64) -> i64 {
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// CHECK-NEXT: [[BCAST0:%.+]] = llvm.bitcast [[ARG]] : i64 to vector<2xi32>
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// CHECK-NEXT: [[LOW0:%.+]] = vector.extract [[BCAST0]][0] : i32 from vector<2xi32>
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// CHECK-NEXT: [[HIGH0:%.+]] = vector.extract [[BCAST0]][1] : i32 from vector<2xi32>
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// CHECK-NEXT: [[LOW1:%.+]] = vector.extract [[BCAST0]][0] : i32 from vector<2xi32>
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// CHECK-NEXT: [[HIGH1:%.+]] = vector.extract [[BCAST0]][1] : i32 from vector<2xi32>
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// CHECK-NEXT: {{%.+}}, {{%.+}} = arith.addui_extended [[LOW0]], [[LOW1]] : i32, i1
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// CHECK: [[RES:%.+]] = llvm.bitcast {{%.+}} : vector<2xi32> to i64
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// CHECK-NEXT: return [[RES]] : i64
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func.func @emulate_me_please(%x : i64) -> i64 {
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%r = arith.addi %x, %x : i64
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return %r : i64
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}
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// CHECK-LABEL: func.func @foo
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// CHECK-SAME: ([[ARG:%.+]]: i64) -> i64 {
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// CHECK-NEXT: [[RES:%.+]] = arith.addi [[ARG]], [[ARG]] : i64
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// CHECK-NEXT: return [[RES]] : i64
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func.func @foo(%x : i64) -> i64 {
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%r = arith.addi %x, %x : i64
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return %r : i64
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}
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