tor-browser

commit 2175ceb316818146a667effbe5ce677410792c2a
parent 5de158f01823e0fc2b7bd989115bb71b3aabb171
Author: Jan de Mooij <jdemooij@mozilla.com>
Date:   Fri, 12 Dec 2025 10:35:53 +0000

Bug 2005479 part 1 - Use generate_lir: true for more MIR instructions. r=iain

Differential Revision: https://phabricator.services.mozilla.com/D275979

Diffstat:
M
js/src/jit/LIROps.yaml
 | 
75
---------------------------------------------------------------------------
M
js/src/jit/MIROps.yaml
 | 
22
++++++++++++++++++++++

2 files changed, 22 insertions(+), 75 deletions(-)
diff --git a/js/src/jit/LIROps.yaml b/js/src/jit/LIROps.yaml
@@ -267,14 +267,6 @@
   num_temps: 1
   mir_op: true
 
-- name: InitElemGetterSetter
-  operands:
-    object: WordSized
-    id: BoxedValue
-    value: WordSized
-  call_instruction: true
-  mir_op: true
-
 # Takes in an Object and a Value.
 - name: MutateProto
   operands:
@@ -282,13 +274,6 @@
     value: BoxedValue
   call_instruction: true
 
-- name: InitPropGetterSetter
-  operands:
-    object: WordSized
-    value: WordSized
-  call_instruction: true
-  mir_op: true
-
 - name: WasmRefAsNonNull
   operands:
     ref: WordSized
@@ -1999,19 +1984,6 @@
   num_temps: 2
   mir_op: BinaryCache
 
-- name: ModuleMetadata
-  result_type: WordSized
-  call_instruction: true
-  mir_op: true
-
-- name: DynamicImport
-  result_type: WordSized
-  operands:
-    specifier: BoxedValue
-    options: BoxedValue
-  call_instruction: true
-  mir_op: true
-
 - name: Lambda
   result_type: WordSized
   operands:
@@ -2796,13 +2768,6 @@
   num_temps: 3
   mir_op: true
 
-- name: ValueToIterator
-  result_type: WordSized
-  operands:
-    value: BoxedValue
-  call_instruction: true
-  mir_op: ValueToIterator
-
 - name: IteratorHasIndicesAndBranch
   successors: [ifTrue, ifFalse]
   operands:
@@ -3050,10 +3015,6 @@
     object: WordSized
   num_temps: 1
 
-- name: GuardGlobalGeneration
-  mir_op: true
-  num_temps: 1
-
 - name: GuardIsProxy
   operands:
     object: WordSized
@@ -3724,10 +3685,6 @@
     input: BoxedValue
   mir_op: true
 
-- name: ThrowRuntimeLexicalError
-  call_instruction: true
-  mir_op: true
-
 - name: ThrowMsg
   call_instruction: true
   mir_op: true
@@ -3773,38 +3730,6 @@
   call_instruction: true
   mir_op: true
 
-- name: AsyncResolve
-  result_type: WordSized
-  operands:
-    generator: WordSized
-    value: BoxedValue
-  call_instruction: true
-  mir_op: true
-
-- name: AsyncReject
-  result_type: WordSized
-  operands:
-    generator: WordSized
-    reason: BoxedValue
-    stack: BoxedValue
-  call_instruction: true
-  mir_op: true
-
-- name: AsyncAwait
-  result_type: WordSized
-  operands:
-    value: BoxedValue
-    generator: WordSized
-  call_instruction: true
-  mir_op: true
-
-- name: CanSkipAwait
-  result_type: WordSized
-  operands:
-    value: BoxedValue
-  call_instruction: true
-  mir_op: true
-
 - name: MaybeExtractAwaitValue
   result_type: BoxedValue
   operands:
diff --git a/js/src/jit/MIROps.yaml b/js/src/jit/MIROps.yaml
@@ -418,12 +418,16 @@
     value: Object
   arguments:
     name: PropertyName*
+  possibly_calls: true
+  generate_lir: true
 
 - name: InitElemGetterSetter
   operands:
     object: Object
     id: Value
     value: Object
+  possibly_calls: true
+  generate_lir: true
 
 - name: Call
   gen_boilerplate: false
@@ -1528,6 +1532,8 @@
   result_type: None
   guard: true
   alias_set: custom
+  possibly_calls: true
+  generate_lir: true
 
 - name: ThrowMsg
   gen_boilerplate: false
@@ -1620,12 +1626,16 @@
   arguments:
     module: JSObject*
   result_type: Object
+  possibly_calls: true
+  generate_lir: true
 
 - name: DynamicImport
   operands:
     specifier: Value
     options: Value
   result_type: Object
+  possibly_calls: true
+  generate_lir: true
 
 - name: Lambda
   gen_boilerplate: false
@@ -2263,6 +2273,8 @@
   movable: true
   alias_set: custom
   congruent_to: custom
+  generate_lir: true
+  lir_temps: 1
 
 - name: GuardIsProxy
   operands:
@@ -2818,6 +2830,8 @@
   operands:
     value: Value
   result_type: Object
+  possibly_calls: true
+  generate_lir: true
 
 - name: IteratorHasIndices
   operands:
@@ -3216,6 +3230,8 @@
     generator: Object
     value: Value
   result_type: Object
+  possibly_calls: true
+  generate_lir: true
 
 - name: AsyncReject
   operands:
@@ -3223,6 +3239,8 @@
     reason: Value
     stack: Value
   result_type: Object
+  possibly_calls: true
+  generate_lir: true
 
 # Returns from this function to the previous caller; this looks like a regular
 # Unary instruction and is used to lie to the MIR generator about suspending
@@ -3239,6 +3257,8 @@
     value: Value
     generator: Object
   result_type: Object
+  possibly_calls: true
+  generate_lir: true
 
 - name: CheckThisReinit
   operands:
@@ -3255,6 +3275,8 @@
   operands:
     value: Value
   result_type: Boolean
+  possibly_calls: true
+  generate_lir: true
 
 - name: MaybeExtractAwaitValue
   gen_boilerplate: false