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163 lines
5.0 KiB
MLIR
163 lines
5.0 KiB
MLIR
// RUN: mlir-opt %s -split-input-file --verify-roundtrip | FileCheck %s
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llvm.func internal @callee() -> !llvm.ptr attributes {dso_local} {
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%0 = llvm.mlir.zero : !llvm.ptr
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llvm.return %0 : !llvm.ptr
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}
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llvm.mlir.alias external @foo_alias : !llvm.ptr {
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%0 = llvm.mlir.addressof @callee : !llvm.ptr
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llvm.return %0 : !llvm.ptr
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}
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llvm.mlir.alias external @_ZTV1D : !llvm.struct<(array<3 x ptr>)> {
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%0 = llvm.mlir.addressof @callee : !llvm.ptr
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llvm.return %0 : !llvm.ptr
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}
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// CHECK: llvm.mlir.alias external @foo_alias : !llvm.ptr {
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// CHECK: %[[ADDR:.*]] = llvm.mlir.addressof @callee : !llvm.ptr
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// CHECK: llvm.return %[[ADDR]] : !llvm.ptr
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// CHECK: }
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// CHECK: llvm.mlir.alias external @_ZTV1D : !llvm.struct<(array<3 x ptr>)> {
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// CHECK: %[[ADDR:.*]] = llvm.mlir.addressof @callee : !llvm.ptr
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// CHECK: llvm.return %[[ADDR]] : !llvm.ptr
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// CHECK: }
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// -----
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llvm.mlir.global weak_odr @zed(42 : i32) : i32
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llvm.mlir.alias weak_odr @foo : i32 {
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%0 = llvm.mlir.addressof @zed : !llvm.ptr
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llvm.return %0 : !llvm.ptr
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}
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llvm.mlir.alias weak_odr @foo2 : i16 {
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%0 = llvm.mlir.addressof @zed : !llvm.ptr
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llvm.return %0 : !llvm.ptr
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}
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// CHECK: llvm.mlir.alias weak_odr @foo : i32 {
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// CHECK: %[[ADDR:.*]] = llvm.mlir.addressof @zed : !llvm.ptr
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// CHECK: llvm.return %[[ADDR]] : !llvm.ptr
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// CHECK: }
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// CHECK: llvm.mlir.alias weak_odr @foo2 : i16 {
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// CHECK: %[[ADDR:.*]] = llvm.mlir.addressof @zed : !llvm.ptr
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// CHECK: llvm.return %[[ADDR]] : !llvm.ptr
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// CHECK: }
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// -----
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llvm.mlir.global private constant @glob.private(dense<0> : tensor<32xi32>) : !llvm.array<32 x i32>
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llvm.mlir.alias linkonce_odr hidden @glob {dso_local} : !llvm.array<32 x i32> {
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%0 = llvm.mlir.constant(1234 : i64) : i64
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%1 = llvm.mlir.addressof @glob.private : !llvm.ptr
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%2 = llvm.ptrtoint %1 : !llvm.ptr to i64
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%3 = llvm.add %2, %0 : i64
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%4 = llvm.inttoptr %3 : i64 to !llvm.ptr
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llvm.return %4 : !llvm.ptr
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}
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// CHECK: llvm.mlir.global private constant @glob.private(dense<0> : tensor<32xi32>)
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// CHECK: llvm.mlir.alias linkonce_odr hidden @glob {dso_local} : !llvm.array<32 x i32> {
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// CHECK: %[[CST:.*]] = llvm.mlir.constant(1234 : i64) : i64
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// CHECK: %[[ADDR:.*]] = llvm.mlir.addressof @glob.private : !llvm.ptr
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// CHECK: %[[INTADDR:.*]] = llvm.ptrtoint %[[ADDR]] : !llvm.ptr to i64
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// CHECK: %[[BACKTOPTR:.*]] = llvm.add %[[INTADDR]], %[[CST]] : i64
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// CHECK: %[[RET_ADDR:.*]] = llvm.inttoptr %[[BACKTOPTR]] : i64 to !llvm.ptr
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// CHECK: llvm.return %[[RET_ADDR]] : !llvm.ptr
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// CHECK: }
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// -----
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llvm.mlir.global external @v1(0 : i32) : i32
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llvm.mlir.alias external @a3 : i32 {
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%0 = llvm.mlir.addressof @v1 : !llvm.ptr
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%1 = llvm.addrspacecast %0 : !llvm.ptr to !llvm.ptr<2>
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llvm.return %1 : !llvm.ptr<2>
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}
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// CHECK: llvm.mlir.alias external @a3 : i32 {
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// CHECK: %[[ADDR:.*]] = llvm.mlir.addressof @v1 : !llvm.ptr
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// CHECK: %1 = llvm.addrspacecast %[[ADDR]] : !llvm.ptr to !llvm.ptr<2>
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// CHECK: llvm.return %1 : !llvm.ptr<2>
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// CHECK: }
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// -----
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llvm.mlir.global private @g1(0 : i32) {dso_local} : i32
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llvm.mlir.alias private @a1 {dso_local} : i32 {
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%0 = llvm.mlir.addressof @g1 : !llvm.ptr
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llvm.return %0 : !llvm.ptr
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}
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llvm.mlir.global internal constant @g2() : !llvm.ptr {
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%0 = llvm.mlir.addressof @a1 : !llvm.ptr
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llvm.return %0 : !llvm.ptr
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}
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llvm.mlir.alias private @a2 {dso_local} : !llvm.ptr {
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%0 = llvm.mlir.addressof @a1 : !llvm.ptr
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llvm.return %0 : !llvm.ptr
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}
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llvm.mlir.global internal constant @g3() : !llvm.ptr {
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%0 = llvm.mlir.addressof @a2 : !llvm.ptr
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llvm.return %0 : !llvm.ptr
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}
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// CHECK: llvm.mlir.alias private @a1 {dso_local} : i32 {
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// CHECK: %[[ADDR:.*]] = llvm.mlir.addressof @g1 : !llvm.ptr
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// CHECK: llvm.return %[[ADDR]] : !llvm.ptr
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// CHECK: }
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// CHECK: llvm.mlir.global internal constant @g2()
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// CHECK: %[[ADDR:.*]] = llvm.mlir.addressof @a1 : !llvm.ptr
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// CHECK: llvm.return %[[ADDR]] : !llvm.ptr
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// CHECK: }
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// CHECK: llvm.mlir.alias private @a2 {dso_local} : !llvm.ptr {
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// CHECK: %[[ADDR:.*]] = llvm.mlir.addressof @a1 : !llvm.ptr
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// CHECK: llvm.return %[[ADDR]] : !llvm.ptr
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// CHECK: }
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// CHECK: llvm.mlir.global internal constant @g3()
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// CHECK: %[[ADDR:.*]] = llvm.mlir.addressof @a2 : !llvm.ptr
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// CHECK: llvm.return %[[ADDR]] : !llvm.ptr
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// CHECK: }
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// -----
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llvm.mlir.global private @g30(0 : i32) {dso_local} : i32
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llvm.mlir.alias private thread_local unnamed_addr @a30 {dso_local} : i32 {
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%0 = llvm.mlir.addressof @g30 : !llvm.ptr
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llvm.return %0 : !llvm.ptr
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}
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// CHECK: llvm.mlir.alias private thread_local unnamed_addr @a30 {dso_local} : i32 {
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// CHECK: %0 = llvm.mlir.addressof @g30 : !llvm.ptr
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// CHECK: llvm.return %0 : !llvm.ptr
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// CHECK: }
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// -----
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// Test that llvm.call and llvm.invoke can use an alias as the callee.
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llvm.func @aliased_func() {
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llvm.return
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}
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llvm.mlir.alias external @func_alias {addr_space = 0 : i32} : !llvm.ptr {
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%0 = llvm.mlir.addressof @aliased_func : !llvm.ptr
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llvm.return %0 : !llvm.ptr
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}
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llvm.func @caller() {
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llvm.call @func_alias() : () -> ()
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llvm.return
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}
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// CHECK-LABEL: llvm.func @caller()
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// CHECK: llvm.call @func_alias() : () -> ()
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