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Revert "cmd/compile: constant-fold loads from constant dictionaries and types"

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This reverts CL 486895.

Reason for revert: This breaks internal tests at Google, see b/280035614.

Change-Id: I48772a44f5f6070a7f06b5704e9f9aa272b5f978
Reviewed-on: https://go-review.googlesource.com/c/go/+/490156
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Michael Stapelberg <stapelberg@google.com>
Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Run-TryBot: Michael Stapelberg <stapelberg@google.com>
Reviewed-by: David Chase <drchase@google.com>
This commit is contained in:
Chressie Himpel 2023-04-28 10:54:57 +00:00
parent 71ad46cd2a
commit f046180890
6 changed files with 55 additions and 453 deletions
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18
src/cmd/internal/obj/link.go
View file

@ -465,7 +465,7 @@ type LSym struct {
P []byte
R []Reloc
Extra *interface{} // *FuncInfo, *FileInfo, or *TypeInfo, if present
Extra *interface{} // *FuncInfo or *FileInfo, if present
Pkg string
PkgIdx int32
@ -564,22 +564,6 @@ func (s *LSym) File() *FileInfo {
return f
}
// A TypeInfo contains information for a symbol
// that contains a runtime._type.
type TypeInfo struct {
Type interface{} // a *cmd/compile/internal/types.Type
}
func (s *LSym) NewTypeInfo() *TypeInfo {
if s.Extra != nil {
panic(fmt.Sprintf("invalid use of LSym - NewTypeInfo with Extra of type %T", *s.Extra))
}
t := new(TypeInfo)
s.Extra = new(interface{})
*s.Extra = t
return t
}
// WasmImport represents a WebAssembly (WASM) imported function with
// parameters and results translated into WASM types based on the Go function
// declaration.