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Remove deprecated instruction mneumonics #8941

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Merged
tlively merged 1 commit into from
Jul 28, 2026
+21 −172
Merged

Remove deprecated instruction mneumonics #8941

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5 changes: 0 additions & 5 deletions 5 scripts/gen-s-parser.py
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Original file line number Diff line number Diff line change
Expand Up @@ -627,15 +627,12 @@
("i31.get_u", "makeI31Get(false)"),
("ref.test", "makeRefTest()"),
("ref.cast", "makeRefCast(false)"),
("ref.cast_desc", "makeRefCast(true)"), # Deprecated
("ref.cast_desc_eq", "makeRefCast(true)"),
("ref.get_desc", "makeRefGetDesc()"),
("br_on_null", "makeBrOnNull()"),
("br_on_non_null", "makeBrOnNull(true)"),
("br_on_cast", "makeBrOnCast(BrOnCast)"),
("br_on_cast_fail", "makeBrOnCast(BrOnCastFail)"),
("br_on_cast_desc", "makeBrOnCast(BrOnCastDescEq)"), # Deprecated
("br_on_cast_desc_fail", "makeBrOnCast(BrOnCastDescEqFail)"), # Deprecated
("br_on_cast_desc_eq", "makeBrOnCast(BrOnCastDescEq)"),
("br_on_cast_desc_eq_fail", "makeBrOnCast(BrOnCastDescEqFail)"),
("struct.new", "makeStructNew(false, false)"),
Expand Down Expand Up @@ -683,8 +680,6 @@
("array.atomic.rmw.xchg", "makeArrayRMW(RMWXchg)"),
("array.atomic.rmw.cmpxchg", "makeArrayCmpxchg()"),
("ref.as_non_null", "makeRefAs(RefAsNonNull)"),
("extern.internalize", "makeRefAs(AnyConvertExtern)"), # Deprecated
("extern.externalize", "makeRefAs(ExternConvertAny)"), # Deprecated
("any.convert_extern", "makeRefAs(AnyConvertExtern)"),
("extern.convert_any", "makeRefAs(ExternConvertAny)"),
("string.new_lossy_utf8_array", "makeStringNew(StringNewLossyUTF8Array)"),
Expand Down
84 changes: 17 additions & 67 deletions 84 src/gen-s-parser.inc
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Original file line number Diff line number Diff line change
Expand Up @@ -273,41 +273,19 @@ switch (buf[0]) {
case '_': {
switch (buf[11]) {
case 'd': {
switch (buf[15]) {
switch (buf[18]) {
case '\0':
if (op == "br_on_cast_desc"sv) {
if (op == "br_on_cast_desc_eq"sv) {
CHECK_ERR(makeBrOnCast(ctx, pos, annotations, BrOnCastDescEq));
return Ok{};
}
goto parse_error;
case '_': {
switch (buf[16]) {
case 'e': {
switch (buf[18]) {
case '\0':
if (op == "br_on_cast_desc_eq"sv) {
CHECK_ERR(makeBrOnCast(ctx, pos, annotations, BrOnCastDescEq));
return Ok{};
}
goto parse_error;
case '_':
if (op == "br_on_cast_desc_eq_fail"sv) {
CHECK_ERR(makeBrOnCast(ctx, pos, annotations, BrOnCastDescEqFail));
return Ok{};
}
goto parse_error;
default: goto parse_error;
}
}
case 'f':
if (op == "br_on_cast_desc_fail"sv) {
CHECK_ERR(makeBrOnCast(ctx, pos, annotations, BrOnCastDescEqFail));
return Ok{};
}
goto parse_error;
default: goto parse_error;
case '_':
if (op == "br_on_cast_desc_eq_fail"sv) {
CHECK_ERR(makeBrOnCast(ctx, pos, annotations, BrOnCastDescEqFail));
return Ok{};
}
}
goto parse_error;
default: goto parse_error;
}
}
Expand Down Expand Up @@ -430,29 +408,12 @@ switch (buf[0]) {
return Ok{};
}
goto parse_error;
case 'x': {
switch (buf[7]) {
case 'c':
if (op == "extern.convert_any"sv) {
CHECK_ERR(makeRefAs(ctx, pos, annotations, ExternConvertAny));
return Ok{};
}
goto parse_error;
case 'e':
if (op == "extern.externalize"sv) {
CHECK_ERR(makeRefAs(ctx, pos, annotations, ExternConvertAny));
return Ok{};
}
goto parse_error;
case 'i':
if (op == "extern.internalize"sv) {
CHECK_ERR(makeRefAs(ctx, pos, annotations, AnyConvertExtern));
return Ok{};
}
goto parse_error;
default: goto parse_error;
case 'x':
if (op == "extern.convert_any"sv) {
CHECK_ERR(makeRefAs(ctx, pos, annotations, ExternConvertAny));
return Ok{};
}
}
goto parse_error;
default: goto parse_error;
}
}
Expand Down Expand Up @@ -5008,23 +4969,12 @@ switch (buf[0]) {
return Ok{};
}
goto parse_error;
case '_': {
switch (buf[13]) {
case '\0':
if (op == "ref.cast_desc"sv) {
CHECK_ERR(makeRefCast(ctx, pos, annotations, true));
return Ok{};
}
goto parse_error;
case '_':
if (op == "ref.cast_desc_eq"sv) {
CHECK_ERR(makeRefCast(ctx, pos, annotations, true));
return Ok{};
}
goto parse_error;
default: goto parse_error;
case '_':
if (op == "ref.cast_desc_eq"sv) {
CHECK_ERR(makeRefCast(ctx, pos, annotations, true));
return Ok{};
}
}
goto parse_error;
default: goto parse_error;
}
}
Expand Down
42 changes: 4 additions & 38 deletions 42 test/lit/extern-conversions.wast
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Original file line number Diff line number Diff line change
Expand Up @@ -5,23 +5,16 @@

;; RUN: wasm-opt %s -all -O1 --roundtrip -S -o - | filecheck %s


(module
;; CHECK: (type $0 (func (param externref) (result anyref)))

;; CHECK: (type $1 (func (param (ref any)) (result (ref extern))))
;; CHECK: (type $0 (func (param (ref any)) (result (ref extern))))

;; CHECK: (type $2 (func (param anyref) (result externref)))
;; CHECK: (type $1 (func (param externref) (result anyref)))

;; CHECK: (export "ext" (func $extern.convert_any))

;; CHECK: (export "int" (func $any.convert_extern))

;; CHECK: (export "legacy.1" (func $legacy_notation.1))

;; CHECK: (export "legacy.2" (func $legacy_notation.2))

;; CHECK: (func $extern.convert_any (type $1) (param $0 (ref any)) (result (ref extern))
;; CHECK: (func $extern.convert_any (type $0) (param $0 (ref any)) (result (ref extern))
;; CHECK-NEXT: (extern.convert_any
;; CHECK-NEXT: (local.get $0)
;; CHECK-NEXT: )
Expand All @@ -32,7 +25,7 @@
)
)

;; CHECK: (func $any.convert_extern (type $0) (param $0 externref) (result anyref)
;; CHECK: (func $any.convert_extern (type $1) (param $0 externref) (result anyref)
;; CHECK-NEXT: (any.convert_extern
;; CHECK-NEXT: (local.get $0)
;; CHECK-NEXT: )
Expand All @@ -42,31 +35,4 @@
(local.get $x)
)
)

;; CHECK: (func $legacy_notation.1 (type $0) (param $0 externref) (result anyref)
;; CHECK-NEXT: (ref.as_non_null
;; CHECK-NEXT: (any.convert_extern
;; CHECK-NEXT: (local.get $0)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $legacy_notation.1 (export "legacy.1") (param $x (ref null extern)) (result (ref null any))
(extern.internalize
(ref.as_non_null ;; Add this to avoid the entire function being merged with
;; another.
(local.get $x)
)
)
)

;; CHECK: (func $legacy_notation.2 (type $2) (param $0 anyref) (result externref)
;; CHECK-NEXT: (extern.convert_any
;; CHECK-NEXT: (local.get $0)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $legacy_notation.2 (export "legacy.2") (param $x (ref null any)) (result (ref null extern))
(extern.externalize
(local.get $x)
)
)
)
62 changes: 0 additions & 62 deletions 62 test/lit/ref-cast-desc.wast
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