$82bdc9cb chained-member-call.js:12:1 Registers: 10 Blocks: 6 Constants: [0] = Undefined [1] = Int32(0) block0: [ 0] GetLexicalEnvironment dst:reg4 [ 8] Jump target:block3 block1: [ 10] Catch dst:reg5 [ 18] SetLexicalEnvironment environment:reg4 [ 20] Mov2 dst1:reg6, src1:Undefined, dst2:reg7, src2:reg6 block2: [ 38] Jump target:block5 block3: [ 40] Mov dst:reg5, src:Undefined [ 50] GetGlobal dst:reg8, `chained_computed_call` [ 68] Call dst:reg6, callee:reg8, this_value:Undefined, chained_computed_call, arguments:[Int32(0), Int32(0), Int32(0)] [ 98] Mov2 dst1:reg5, src1:reg6, dst2:reg6, src2:reg5 [ b0] Jump target:block2 block4: [ b8] Catch dst:reg5 [ c0] SetLexicalEnvironment environment:reg4 [ c8] Mov2 dst1:reg7, src1:Undefined, dst2:reg8, src2:reg7 [ e0] End value:reg7 block5: [ e8] Mov dst:reg5, src:Undefined [ f8] GetGlobal dst:reg9, `chained_dot_call` [ 110] Call dst:reg7, callee:reg9, this_value:Undefined, chained_dot_call, arguments:[Int32(0)] [ 138] Mov2 dst1:reg5, src1:reg7, dst2:reg7, src2:reg5 [ 150] End value:reg7 Exception handlers: [ 40 .. b8] => handler block1 [ e8 .. 158] => handler block4 chained_computed_call$78bf026a chained-member-call.js:5:5 Registers: 8 Blocks: 1 block0: [ 0] Mov dst:reg6, src:arg0 [ 10] GetByValue dst:reg7, base:reg6, property:arg1 (a[arg1]) [ 28] GetByValue dst:reg6, base:reg7, property:arg2 (a[j][arg2]) [ 40] GetById dst:reg7, base:reg6, `foo` (a[j][k].foo) [ 60] Call dst:reg5, callee:reg7, this_value:reg6, a[j][k].foo [ 80] Return value:reg5 chained_dot_call$4ef00940 chained-member-call.js:9:5 Registers: 8 Blocks: 1 block0: [ 0] Mov dst:reg6, src:arg0 [ 10] GetById dst:reg7, base:reg6, `b` (a.b) [ 30] GetById dst:reg6, base:reg7, `c` (a.b.c) [ 50] GetById dst:reg7, base:reg6, `bar` (a.b.c.bar) [ 70] Call dst:reg5, callee:reg7, this_value:reg6, a.b.c.bar [ 90] Return value:reg5