forked from OSchip/llvm-project
69 lines
2.2 KiB
MLIR
69 lines
2.2 KiB
MLIR
// RUN: mlir-opt -allow-unregistered-dialect %s -test-symbol-uses -split-input-file -verify-diagnostics
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// Symbol references to the module itself don't affect uses of symbols within
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// its table.
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// expected-remark@below {{symbol_removable function successfully erased}}
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module attributes {sym.outside_use = @symbol_foo } {
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// expected-remark@+1 {{symbol has 2 uses}}
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func private @symbol_foo()
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// expected-remark@below {{symbol has no uses}}
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// expected-remark@below {{found use of symbol : @symbol_foo}}
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// expected-remark@below {{symbol contains 2 nested references}}
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func @symbol_bar() attributes {sym.use = @symbol_foo} {
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// expected-remark@+1 {{found use of symbol : @symbol_foo}}
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"foo.op"() {
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non_symbol_attr,
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use = [{ nested_symbol = [@symbol_foo]}],
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z_other_non_symbol_attr
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} : () -> ()
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}
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// expected-remark@below {{symbol has no uses}}
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func private @symbol_removable()
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// expected-remark@+1 {{symbol has 1 use}}
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func private @symbol_baz()
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// expected-remark@+1 {{found use of symbol : @symbol_baz}}
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module attributes {test.reference = @symbol_baz} {
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"foo.op"() {test.nested_reference = @symbol_baz} : () -> ()
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}
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}
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// -----
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// Test nested attribute support
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module {
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// expected-remark@+1 {{symbol has 2 uses}}
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module @module_b {
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// expected-remark@+1 {{symbol has 1 uses}}
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module @module_c {
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// expected-remark@+1 {{symbol has 1 uses}}
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func nested @foo()
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}
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}
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// expected-remark@below {{symbol has no uses}}
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// expected-remark@below {{symbol contains 2 nested references}}
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func @symbol_bar() {
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// expected-remark@below {{found use of symbol : @module_b::@module_c::@foo : "foo"}}
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// expected-remark@below {{found use of symbol : @module_b::@module_c::@foo : "module_c"}}
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// expected-remark@below {{found use of symbol : @module_b::@module_c::@foo : "module_b"}}
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// expected-remark@below {{found use of symbol : @module_b : "module_b"}}
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"foo.op"() {
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use_1 = [{ nested_symbol = [@module_b::@module_c::@foo]}],
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use_2 = @module_b
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} : () -> ()
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}
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}
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// -----
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// expected-remark@+1 {{contains an unknown nested operation that 'may' define a new symbol table}}
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func @symbol_bar() {
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"foo.possibly_unknown_symbol_table"() ({
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}) : () -> ()
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}
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