$bced3bd8 assign-to-let-variable-tdz.js:12:1 Registers: 8 Blocks: 1 Constants: [0] = Undefined [1] = String("hello") block0: [ 0] GetGlobal dst:reg6, `f` [ 18] NewObject dst:reg7 [ 28] InitObjectLiteralProperty object:reg7, `location`, src:String("hello"), shape_cache_index:0, property_slot:0 [ 40] CacheObjectShape object:reg7 [ 50] Call dst:reg5, callee:reg6, this_value:Undefined, f, arguments:[reg7] [ 78] End value:reg5 f$7105e5e6 assign-to-let-variable-tdz.js:7:5 Registers: 10 Blocks: 3 Locals: a~0 Constants: [0] = String("string") [1] = Undefined block0: [ 0] ThrowIfNullish src:arg0 [ 8] GetById dst:reg5, base:arg0, `location` [ 28] Mov dst:a~0, src:reg5 [ 38] ThrowIfTDZ src:a~0 [ 40] Typeof dst:reg5, src:a~0 [ 50] LooselyEquals dst:reg6, lhs:String("string"), rhs:reg5 [ 60] Mov dst:reg5, src:reg6 [ 70] JumpFalse condition:reg6, target:block2 block1: [ 80] GetGlobal dst:reg8, `g` [ 98] ThrowIfTDZ src:a~0 [ a0] Mov dst:reg9, src:a~0 [ b0] Call dst:reg7, callee:reg8, this_value:Undefined, g, arguments:[reg9] [ d8] ThrowIfTDZ src:a~0 [ e0] Mov2 dst1:a~0, src1:reg7, dst2:reg5, src2:reg7 block2: [ f8] ThrowIfTDZ src:a~0 [ 100] Return value:a~0 g$f452072f assign-to-let-variable-tdz.js:4:17 Registers: 5 Blocks: 1 block0: [ 0] Return value:arg0