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Add helper for specializing parametric functions #3141

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Add helper for specializing parametric functions #3141

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45 changes: 45 additions & 0 deletions xls/dslx/frontend/BUILD
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Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,51 @@ cc_library(
],
)

cc_library(
name = "function_specializer",
srcs = ["function_specializer.cc"],
hdrs = ["function_specializer.h"],
deps = [
":ast",
":ast_cloner",
":module",
"//xls/common/status:ret_check",
"//xls/common/status:status_macros",
"//xls/ir:bits_ops",
"//xls/ir:format_preference",
"//xls/dslx/type_system:parametric_env",
"@com_google_absl//absl/container:flat_hash_map",
"@com_google_absl//absl/log:check",
"@com_google_absl//absl/status",
"@com_google_absl//absl/status:statusor",
"@com_google_absl//absl/strings:str_format",
"@com_google_absl//absl/types:span",
],
)

cc_test(
name = "function_specializer_test",
srcs = ["function_specializer_test.cc"],
deps = [
":ast",
":function_specializer",
":module",
"//xls/common:casts",
"//xls/common:xls_gunit_main",
"//xls/common/status:matchers",
"//xls/dslx:create_import_data",
"//xls/dslx:interp_value",
"//xls/dslx:parse_and_typecheck",
"//xls/dslx:warning_collector",
"//xls/dslx/type_system:parametric_env",
"//xls/dslx/type_system:typecheck_module",
"//xls/dslx:replace_invocations",
"@com_google_absl//absl/container:flat_hash_map",
"@com_google_absl//absl/strings",
"@googletest//:gtest",
],
)

cc_test(
name = "ast_cloner_test",
srcs = ["ast_cloner_test.cc"],
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2 changes: 2 additions & 0 deletions xls/dslx/frontend/ast.h
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Expand Up @@ -3005,6 +3005,7 @@ class Slice : public AstNode {

std::string ToString() const override;
std::optional<Span> GetSpan() const override { return span_; }
const Span& span() const { return span_; }

Expr* start() const { return start_; }
Expr* limit() const { return limit_; }
Expand Down Expand Up @@ -3598,6 +3599,7 @@ class WidthSlice : public AstNode {
Expr* start() const { return start_; }
TypeAnnotation* width() const { return width_; }
std::optional<Span> GetSpan() const override { return span_; }
const Span& span() const { return span_; }

private:
Span span_;
Expand Down
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