diff options
Diffstat (limited to 'erts/emulator/beam/ops.tab')
| -rw-r--r-- | erts/emulator/beam/ops.tab | 625 |
1 files changed, 287 insertions, 338 deletions
diff --git a/erts/emulator/beam/ops.tab b/erts/emulator/beam/ops.tab index 44613c7d85..7a2c39b3a8 100644 --- a/erts/emulator/beam/ops.tab +++ b/erts/emulator/beam/ops.tab @@ -59,6 +59,7 @@ put_tuple u==0 d => too_old_compiler # All the other instructions. # +%cold label L i_func_info I a a I int_code_end @@ -68,6 +69,8 @@ i_debug_breakpoint i_return_time_trace i_return_to_trace i_yield +trace_jump W +%hot return @@ -96,24 +99,21 @@ line Loc | func_info M F A => func_info M F A | line Loc line I +allocate t t? +allocate_heap t I t? -%macro: allocate Allocate -pack -%macro: allocate_zero AllocateZero -pack -%macro: allocate_heap AllocateHeap -pack -%macro: allocate_heap_zero AllocateHeapZero -pack -%macro: test_heap TestHeap -pack +%cold +deallocate Q +%hot -allocate t t -allocate_heap t I t -deallocate I init y -allocate_zero t t -allocate_heap_zero t I t +allocate_zero t t? +allocate_heap_zero t I t? trim N Remaining => i_trim N -i_trim I +i_trim t -test_heap I t +test_heap I t? allocate_heap S u==0 R => allocate S R allocate_heap_zero S u==0 R => allocate_zero S R @@ -122,8 +122,6 @@ init2 y y init3 y y y init Y1 | init Y2 | init Y3 => init3 Y1 Y2 Y3 init Y1 | init Y2 => init2 Y1 Y2 -%macro: init2 Init2 -pack -%macro: init3 Init3 -pack # Selecting values @@ -160,28 +158,20 @@ is_tuple Fail=f S | select_tuple_arity S=d Fail=f Size=u Rest=* => \ select_tuple_arity S=d Fail=f Size=u Rest=* => \ gen_select_tuple_arity(S, Fail, Size, Rest) -i_select_val_bins x f I -i_select_val_bins y f I +i_select_val_bins xy f? I -i_select_val_lins x f I -i_select_val_lins y f I +i_select_val_lins xy f? I -i_select_val2 x f c c f f -i_select_val2 y f c c f f +i_select_val2 xy f? c c -i_select_tuple_arity x f I -i_select_tuple_arity y f I +i_select_tuple_arity xy f? I -i_select_tuple_arity2 x f A A f f -i_select_tuple_arity2 y f A A f f +i_select_tuple_arity2 xy f? A A -i_jump_on_val_zero x f I -i_jump_on_val_zero y f I +i_jump_on_val_zero xy f? I -i_jump_on_val x f I I -i_jump_on_val y f I I +i_jump_on_val xy f? I W -%macro: get_list GetList -pack get_list xy xy xy # The following get_list instructions using x(0) are frequently used. @@ -198,44 +188,46 @@ catch_end y # Try/catch. try Y F => catch Y F -try_case Y => try_end Y + +try_case y try_end y +%cold try_case_end s +%hot # Destructive set tuple element -set_tuple_element s d P +set_tuple_element s S P # Get tuple element -%macro: i_get_tuple_element GetTupleElement -pack i_get_tuple_element xy P x %cold i_get_tuple_element xy P y %hot -%macro: i_get_tuple_element2 GetTupleElement2 -pack i_get_tuple_element2 x P x - -%macro: i_get_tuple_element2y GetTupleElement2Y -pack i_get_tuple_element2y x P y y -%macro: i_get_tuple_element3 GetTupleElement3 -pack i_get_tuple_element3 x P x -%macro: is_number IsNumber -fail_action %cold -is_number f x -is_number f y +is_number f? xy %hot + is_number Fail=f i => is_number Fail=f na => jump Fail is_number Fail Literal=q => move Literal x | is_number Fail x jump f +# +# Expection rasing instructions. Infrequently executed. +# + +%cold case_end NotInX=cy => move NotInX x | case_end x badmatch NotInX=cy => move NotInX x | badmatch x @@ -257,9 +249,14 @@ i_raise badarg j system_limit j +%hot + +# +# Move instructions. +# + move C=cxy x==0 | jump Lbl => move_jump Lbl C -%macro: move_jump MoveJump -nonext move_jump f ncxy # Movement to and from the stack is common @@ -283,10 +280,6 @@ move_window X1=x X2=x X3=x X4=x Y1=y Y4=y | move X5=x Y5=y | succ(Y4,Y5) => \ move_window X1=x X2=x X3=x Y1=y Y3=y => move_window3 X1 X2 X3 Y1 move_window X1=x X2=x X3=x X4=x Y1=y Y4=y => move_window4 X1 X2 X3 X4 Y1 -%macro: move_window3 MoveWindow3 -pack -%macro: move_window4 MoveWindow4 -pack -%macro: move_window5 MoveWindow5 -pack - move_window3 x x x y move_window4 x x x x y move_window5 x x x x x y @@ -311,10 +304,8 @@ swap_temp R1 R2 Tmp | line Loc | call_ext_only Live Addr | \ swap_temp R1 R2 Tmp | line Loc | call_ext_last Live Addr D | \ is_killed(Tmp, Live) => swap R1 R2 | line Loc | call_ext_last Live Addr D -%macro: swap_temp SwapTemp -pack swap_temp x xy x -%macro: swap Swap -pack swap x xy move Src=x D1=x | move Src=x D2=x => move_dup Src D1 D2 @@ -358,17 +349,13 @@ move C=aiq X=x==2 => move_x2 C move_x1 c move_x2 c -%macro: move_shift MoveShift -pack move_shift x x x move_shift y x x move_shift x y x move_shift x x y -%macro: move_dup MoveDup -pack move_dup xy x xy -%macro: move2_par Move2Par -pack - move2_par x y x y move2_par y x y x move2_par x x x x @@ -380,7 +367,6 @@ move2_par y x x y move2_par x x y x move2_par y x x x -%macro: move3 Move3 -pack move3 x y x y x y move3 y x y x y x move3 x x x x x x @@ -390,7 +376,6 @@ move3 x x x x x x move S=n D=y => init D move S=c D=y => move S x | move x D -%macro:move Move -pack move x x move x y move y x @@ -410,13 +395,15 @@ move r y loop_rec Fail x==0 | smp_mark_target_label(Fail) => i_loop_rec Fail -label L | wait_timeout Fail Src | smp_already_locked(L) => label L | i_wait_timeout_locked Fail Src -wait_timeout Fail Src => i_wait_timeout Fail Src -i_wait_timeout Fail Src=aiq => gen_literal_timeout(Fail, Src) -i_wait_timeout_locked Fail Src=aiq => gen_literal_timeout_locked(Fail, Src) +label L | wait_timeout Fail Src | smp_already_locked(L) => \ + label L | wait_timeout_locked Src Fail +wait_timeout Fail Src => wait_timeout_unlocked Src Fail + +wait_timeout_unlocked Src=aiq Fail => gen_literal_timeout(Fail, Src) +wait_timeout_locked Src=aiq Fail => gen_literal_timeout_locked(Fail, Src) label L | wait Fail | smp_already_locked(L) => label L | wait_locked Fail -wait Fail | smp() => wait_unlocked Fail +wait Fail => wait_unlocked Fail label L | timeout | smp_already_locked(L) => label L | timeout_locked @@ -425,15 +412,19 @@ timeout timeout_locked i_loop_rec f loop_rec_end f -wait f wait_locked f wait_unlocked f -i_wait_timeout f I -i_wait_timeout f s -i_wait_timeout_locked f I -i_wait_timeout_locked f s + +# Note that a timeout value must fit in 32 bits. +wait_timeout_unlocked_int I f +wait_timeout_unlocked s f +wait_timeout_locked_int I f +wait_timeout_locked s f + +%cold i_wait_error i_wait_error_locked +%hot send @@ -441,56 +432,52 @@ send # Optimized comparisons with one immediate/literal operand. # -is_eq_exact Lbl R=xy C=ian => i_is_eq_exact_immed Lbl R C +is_eq_exact Lbl S S => +is_eq_exact Lbl C1=c C2=c => move C1 x | is_eq_exact Lbl x C2 +is_eq_exact Lbl C=c R=xy => is_eq_exact Lbl R C + +is_eq_exact Lbl R=xy n => is_nil Lbl R +is_eq_exact Lbl R=xy C=ia => i_is_eq_exact_immed Lbl R C is_eq_exact Lbl R=xy C=q => i_is_eq_exact_literal Lbl R C +is_ne_exact Lbl S S => jump Lbl +is_ne_exact Lbl C1=c C2=c => move C1 x | is_ne_exact Lbl x C2 +is_ne_exact Lbl C=c R=xy => is_ne_exact Lbl R C + is_ne_exact Lbl R=xy C=ian => i_is_ne_exact_immed Lbl R C is_ne_exact Lbl R=xy C=q => i_is_ne_exact_literal Lbl R C -%macro: i_is_eq_exact_immed EqualImmed -fail_action -i_is_eq_exact_immed f r c -i_is_eq_exact_immed f x c -i_is_eq_exact_immed f y c +i_is_eq_exact_immed f? rxy c -i_is_eq_exact_literal f x c -i_is_eq_exact_literal f y c +i_is_eq_exact_literal f? xy c -%macro: i_is_ne_exact_immed NotEqualImmed -fail_action -i_is_ne_exact_immed f x c -i_is_ne_exact_immed f y c +i_is_ne_exact_immed f? xy c -i_is_ne_exact_literal f x c -i_is_ne_exact_literal f y c +i_is_ne_exact_literal f? xy c is_eq_exact Lbl Y=y X=x => is_eq_exact Lbl X Y -%macro: is_eq_exact EqualExact -fail_action -pack -is_eq_exact f x xy -is_eq_exact f s s - -%macro: is_lt IsLessThan -fail_action -is_lt f x x -is_lt f x c -is_lt f c x +is_eq_exact f? x xy +is_eq_exact f? y y + +is_ne_exact f? S S + +is_lt f? x x +is_lt f? x c +is_lt f? c x %cold -is_lt f s s +is_lt f? s s %hot -%macro: is_ge IsGreaterEqual -fail_action -is_ge f x x -is_ge f x c -is_ge f c x +is_ge f? x x +is_ge f? x c +is_ge f? c x %cold -is_ge f s s +is_ge f? s s %hot -%macro: is_ne_exact NotEqualExact -fail_action -is_ne_exact f s s - -%macro: is_eq Equal -fail_action -is_eq f s s +is_eq f? s s -%macro: is_ne NotEqual -fail_action -is_ne f s s +is_ne f? s s # # Putting things. @@ -507,9 +494,7 @@ i_put_tuple Dst Arity Puts=* | put S => \ i_put_tuple/2 -%macro:i_put_tuple PutTuple -pack -goto:do_put_tuple -i_put_tuple x I -i_put_tuple y I +i_put_tuple xy I # # The instruction "put_list Const [] Dst" were generated in rare @@ -518,8 +503,6 @@ i_put_tuple y I # put_list Const=c n Dst => move Const x | put_list x n Dst -%macro:put_list PutList -pack - put_list x n x put_list y n x put_list x x x @@ -560,6 +543,7 @@ put_list s s d # Some more only used by the emulator # +%cold normal_exit continue_exit apply_bif @@ -567,6 +551,7 @@ call_nif call_error_handler error_action_code return_trace +%hot # # Instruction transformations & folded instructions. @@ -577,27 +562,18 @@ return_trace move S x==0 | return => move_return S -%macro: move_return MoveReturn -nonext -move_return x -move_return c -move_return n +move_return xcn move S x==0 | deallocate D | return => move_deallocate_return S D -%macro: move_deallocate_return MoveDeallocateReturn -pack -nonext -move_deallocate_return x Q -move_deallocate_return y Q -move_deallocate_return c Q -move_deallocate_return n Q +move_deallocate_return xycn Q deallocate D | return => deallocate_return D -%macro: deallocate_return DeallocateReturn -nonext deallocate_return Q test_heap Need u==1 | put_list Y=y x==0 x==0 => test_heap_1_put_list Need Y -%macro: test_heap_1_put_list TestHeapPutList -pack test_heap_1_put_list I y # @@ -608,9 +584,7 @@ is_tagged_tuple Fail Literal=q Arity Atom => \ move Literal x | is_tagged_tuple Fail x Arity Atom is_tagged_tuple Fail=f c Arity Atom => jump Fail -%macro:is_tagged_tuple IsTaggedTuple -fail_action - -is_tagged_tuple f rxy A a +is_tagged_tuple f? rxy A a # Test tuple & arity (head) @@ -618,18 +592,14 @@ is_tuple Fail Literal=q => move Literal x | is_tuple Fail x is_tuple Fail=f c => jump Fail is_tuple Fail=f S=xy | test_arity Fail=f S=xy Arity => is_tuple_of_arity Fail S Arity -%macro:is_tuple_of_arity IsTupleOfArity -fail_action - -is_tuple_of_arity f rxy A +is_tuple_of_arity f? rxy A -%macro: is_tuple IsTuple -fail_action -is_tuple f rxy +is_tuple f? rxy test_arity Fail Literal=q Arity => move Literal x | test_arity Fail x Arity test_arity Fail=f c Arity => jump Fail -%macro: test_arity IsArity -fail_action -test_arity f xy A +test_arity f? xy A get_tuple_element Reg=x P1 D1=x | get_tuple_element Reg=x P2 D2=x | \ get_tuple_element Reg=x P3 D3=x | \ @@ -650,52 +620,40 @@ is_integer Fail Literal=q => move Literal x | is_integer Fail x is_integer Fail=f S=x | allocate Need Regs => is_integer_allocate Fail S Need Regs -%macro: is_integer_allocate IsIntegerAllocate -fail_action -is_integer_allocate f x I I +is_integer_allocate f? x t t -%macro: is_integer IsInteger -fail_action -is_integer f xy +is_integer f? xy is_list Fail=f n => is_list Fail Literal=q => move Literal x | is_list Fail x is_list Fail=f c => jump Fail -%macro: is_list IsList -fail_action -is_list f x +is_list f? x %cold -is_list f y +is_list f? y %hot is_nonempty_list Fail=f S=x | allocate Need Rs => is_nonempty_list_allocate Fail S Need Rs -%macro:is_nonempty_list_allocate IsNonemptyListAllocate -fail_action -pack -is_nonempty_list_allocate f rx I t - -is_nonempty_list F=f x==0 | test_heap I1 I2 => is_non_empty_list_test_heap F I1 I2 - -%macro: is_non_empty_list_test_heap IsNonemptyListTestHeap -fail_action -pack -is_non_empty_list_test_heap f I t +is_nonempty_list F=f x==0 | test_heap I1 I2 => is_nonempty_list_test_heap F I1 I2 is_nonempty_list Fail=f S=x | get_list S D1=x D2=x => \ is_nonempty_list_get_list Fail S D1 D2 -%macro: is_nonempty_list_get_list IsNonemptyListGetList -fail_action -pack -is_nonempty_list_get_list f rx x x - -%macro: is_nonempty_list IsNonemptyList -fail_action -is_nonempty_list f xy +is_nonempty_list_allocate f? rx t t +is_nonempty_list_test_heap f? I t +is_nonempty_list_get_list f? rx x x +is_nonempty_list f? xy -%macro: is_atom IsAtom -fail_action -is_atom f x +is_atom f? x %cold -is_atom f y +is_atom f? y %hot is_atom Fail=f a => is_atom Fail=f niq => jump Fail -%macro: is_float IsFloat -fail_action -is_float f x +is_float f? x %cold -is_float f y +is_float f? y %hot is_float Fail=f nai => jump Fail is_float Fail Literal=q => move Literal x | is_float Fail x @@ -703,15 +661,13 @@ is_float Fail Literal=q => move Literal x | is_float Fail x is_nil Fail=f n => is_nil Fail=f qia => jump Fail -%macro: is_nil IsNil -fail_action -is_nil f xy +is_nil f? xy is_binary Fail Literal=q => move Literal x | is_binary Fail x is_binary Fail=f c => jump Fail -%macro: is_binary IsBinary -fail_action -is_binary f x +is_binary f? x %cold -is_binary f y +is_binary f? y %hot # XXX Deprecated. @@ -719,31 +675,27 @@ is_bitstr Fail Term => is_bitstring Fail Term is_bitstring Fail Literal=q => move Literal x | is_bitstring Fail x is_bitstring Fail=f c => jump Fail -%macro: is_bitstring IsBitstring -fail_action -is_bitstring f x +is_bitstring f? x %cold -is_bitstring f y +is_bitstring f? y %hot is_reference Fail=f cq => jump Fail -%macro: is_reference IsRef -fail_action -is_reference f x +is_reference f? x %cold -is_reference f y +is_reference f? y %hot is_pid Fail=f cq => jump Fail -%macro: is_pid IsPid -fail_action -is_pid f x +is_pid f? x %cold -is_pid f y +is_pid f? y %hot is_port Fail=f cq => jump Fail -%macro: is_port IsPort -fail_action -is_port f x +is_port f? x %cold -is_port f y +is_port f? y %hot is_boolean Fail=f a==am_true => @@ -751,22 +703,19 @@ is_boolean Fail=f a==am_false => is_boolean Fail=f ac => jump Fail %cold -%macro: is_boolean IsBoolean -fail_action -is_boolean f xy +is_boolean f? xy %hot is_function2 Fail=f acq Arity => jump Fail is_function2 Fail=f Fun a => jump Fail -is_function2 f s s -%macro: is_function2 IsFunction2 -fail_action +is_function2 f? S s # Allocating & initializing. allocate Need Regs | init Y => allocate_init Need Regs Y init Y1 | init Y2 => init2 Y1 Y2 -%macro: allocate_init AllocateInit -pack -allocate_init t I y +allocate_init t t? y ################################################################# # External function and bif calls. @@ -1013,16 +962,18 @@ call_ext_last Ar Func D => i_call_ext_last Func D call_ext_only Ar Func => i_call_ext_only Func i_apply -i_apply_last P +i_apply_last Q i_apply_only i_apply_fun -i_apply_fun_last P +i_apply_fun_last Q i_apply_fun_only +%cold i_hibernate i_perf_counter +%hot call_bif e @@ -1045,73 +996,57 @@ bif2 Fail Bif S1 S2 Dst => i_bif2 Fail Bif S1 S2 Dst i_get_hash c I d i_get s d -%macro: self Self self xy -%macro: node Node node x %cold node y %hot -i_fast_element j x I d -i_fast_element j y I d +# Note: 'I' is sufficient because this instruction will only be used +# if the arity fits in 24 bits. +i_fast_element xy j? I d -i_element j xy s d +i_element xy j? s d -bif1 f b s d +bif1 f? b s d bif1_body b s d -i_bif2 f b s s d +i_bif2 f? b s s d i_bif2_body b s s d # # Internal calls. # -move S=c x==0 | call Ar P=f => i_move_call S P -move S=s x==0 | call Ar P=f => move_call S P +move S=cxy x==0 | call Ar P=f => move_call S P -i_move_call c f - -%macro:move_call MoveCall -arg_f -size -nonext move_call/2 +move_call cxy f -move_call xy f - -move S=c x==0 | call_last Ar P=f D => i_move_call_last P D S move S x==0 | call_last Ar P=f D => move_call_last S P D -i_move_call_last f P c - -%macro:move_call_last MoveCallLast -arg_f -nonext -pack - move_call_last/3 -move_call_last xy f Q - -move S=c x==0 | call_only Ar P=f => i_move_call_only P S -move S=x x==0 | call_only Ar P=f => move_call_only S P +move_call_last cxy f Q -i_move_call_only f c +move S=cx x==0 | call_only Ar P=f => move_call_only S P -%macro:move_call_only MoveCallOnly -arg_f -nonext move_call_only/2 - -move_call_only x f +move_call_only cx f call Ar Func => i_call Func call_last Ar Func D => i_call_last Func D call_only Ar Func => i_call_only Func i_call f -i_call_last f P +i_call_last f Q i_call_only f i_call_ext e -i_call_ext_last e P +i_call_ext_last e Q i_call_ext_only e i_move_call_ext c e -i_move_call_ext_last e P c +i_move_call_ext_last e Q c i_move_call_ext_only e c # Fun calls. @@ -1119,18 +1054,16 @@ i_move_call_ext_only e c call_fun Arity | deallocate D | return => i_call_fun_last Arity D call_fun Arity => i_call_fun Arity -i_call_fun I -i_call_fun_last I P +i_call_fun t +i_call_fun_last t Q make_fun2 OldIndex=u => gen_make_fun2(OldIndex) -%macro: i_make_fun MakeFun -pack %cold -i_make_fun I t +i_make_fun W t %hot -%macro: is_function IsFunction -fail_action -is_function f xy +is_function f? xy is_function Fail=f c => jump Fail func_info M F A => i_func_info u M F A @@ -1139,45 +1072,44 @@ func_info M F A => i_func_info u M F A # New bit syntax matching (R11B). # ================================================================ -%cold +%warm bs_start_match2 Fail=f ica X Y D => jump Fail bs_start_match2 Fail Bin X Y D => i_bs_start_match2 Bin Fail X Y D -i_bs_start_match2 xy f I I d +i_bs_start_match2 xy f t t x bs_save2 Reg Index => gen_bs_save(Reg, Index) -i_bs_save2 x I +i_bs_save2 x t bs_restore2 Reg Index => gen_bs_restore(Reg, Index) -i_bs_restore2 x I +i_bs_restore2 x t # Matching integers bs_match_string Fail Ms Bits Val => i_bs_match_string Ms Fail Bits Val -i_bs_match_string x f I I +i_bs_match_string x f W W # Fetching integers from binaries. bs_get_integer2 Fail=f Ms=x Live=u Sz=sq Unit=u Flags=u Dst=d => \ gen_get_integer2(Fail, Ms, Live, Sz, Unit, Flags, Dst) -i_bs_get_integer_small_imm x I f I d -i_bs_get_integer_imm x I I f I d -i_bs_get_integer f I I s s d -i_bs_get_integer_8 x f d -i_bs_get_integer_16 x f d -i_bs_get_integer_32 x f I d +i_bs_get_integer_small_imm x W f? t x +i_bs_get_integer_imm x W t f? t x +i_bs_get_integer f? t t x s x +i_bs_get_integer_8 x f? x +i_bs_get_integer_16 x f? x + +%if ARCH_64 +i_bs_get_integer_32 x f? x +%endif # Fetching binaries from binaries. bs_get_binary2 Fail=f Ms=x Live=u Sz=sq Unit=u Flags=u Dst=d => \ gen_get_binary2(Fail, Ms, Live, Sz, Unit, Flags, Dst) -%macro: i_bs_get_binary_imm2 BsGetBinaryImm_2 -fail_action -%macro: i_bs_get_binary2 BsGetBinary_2 -fail_action -%macro: i_bs_get_binary_all2 BsGetBinaryAll_2 -fail_action - -i_bs_get_binary_imm2 f x I I I x -i_bs_get_binary2 f x I s I x -i_bs_get_binary_all2 f x I I x -i_bs_get_binary_all_reuse x f I +i_bs_get_binary_imm2 f? x t W t x +i_bs_get_binary2 f x t? s t x +i_bs_get_binary_all2 f? x t t x +i_bs_get_binary_all_reuse x f? t # Fetching float from binaries. bs_get_float2 Fail=f Ms=x Live=u Sz=s Unit=u Flags=u Dst=d => \ @@ -1185,35 +1117,32 @@ bs_get_float2 Fail=f Ms=x Live=u Sz=s Unit=u Flags=u Dst=d => \ bs_get_float2 Fail=f Ms=x Live=u Sz=q Unit=u Flags=u Dst=d => jump Fail -%macro: i_bs_get_float2 BsGetFloat2 -fail_action -i_bs_get_float2 f x I s I x +i_bs_get_float2 f? x t s t x # Miscellanous bs_skip_bits2 Fail=f Ms=x Sz=sq Unit=u Flags=u => \ gen_skip_bits2(Fail, Ms, Sz, Unit, Flags) -%macro: i_bs_skip_bits_imm2 BsSkipBitsImm2 -fail_action -i_bs_skip_bits_imm2 f x I - -%macro: i_bs_skip_bits2 BsSkipBits2 -fail_action -i_bs_skip_bits2 f x xy I - -%macro: i_bs_skip_bits_all2 BsSkipBitsAll2 -fail_action -i_bs_skip_bits_all2 f x I +i_bs_skip_bits_imm2 f? x W +i_bs_skip_bits2 f? x xy t +i_bs_skip_bits_all2 f? x t bs_test_tail2 Fail=f Ms=x Bits=u==0 => bs_test_zero_tail2 Fail Ms bs_test_tail2 Fail=f Ms=x Bits=u => bs_test_tail_imm2 Fail Ms Bits -bs_test_zero_tail2 f x -bs_test_tail_imm2 f x I +bs_test_zero_tail2 f? x +bs_test_tail_imm2 f? x W bs_test_unit F Ms Unit=u==8 => bs_test_unit8 F Ms -bs_test_unit f x I -bs_test_unit8 f x +bs_test_unit f? x t +bs_test_unit8 f? x # An y register operand for bs_context_to_binary is rare, # but can happen because of inlining. +bs_context_to_binary Y=y | line L | badmatch Y => \ + move Y x | bs_context_to_binary x | line L | badmatch x + bs_context_to_binary Y=y => move Y x | bs_context_to_binary x bs_context_to_binary x @@ -1222,14 +1151,14 @@ bs_context_to_binary x # Utf8/utf16/utf32 support. (R12B-5) # bs_get_utf8 Fail=f Ms=x u u Dst=d => i_bs_get_utf8 Ms Fail Dst -i_bs_get_utf8 x f d +i_bs_get_utf8 x f? x bs_skip_utf8 Fail=f Ms=x u u => i_bs_get_utf8 Ms Fail x bs_get_utf16 Fail=f Ms=x u Flags=u Dst=d => i_bs_get_utf16 Ms Fail Flags Dst bs_skip_utf16 Fail=f Ms=x u Flags=u => i_bs_get_utf16 Ms Fail Flags x -i_bs_get_utf16 x f I d +i_bs_get_utf16 x f? t x bs_get_utf32 Fail=f Ms=x Live=u Flags=u Dst=d => \ bs_get_integer2 Fail Ms Live i=32 u=1 Flags Dst | \ @@ -1238,22 +1167,18 @@ bs_skip_utf32 Fail=f Ms=x Live=u Flags=u => \ bs_get_integer2 Fail Ms Live i=32 u=1 Flags x | \ i_bs_validate_unicode_retract Fail x Ms -i_bs_validate_unicode_retract j s s +i_bs_validate_unicode_retract j s S %hot # # Constructing binaries # -%cold +%warm bs_init2 Fail Sz Words Regs Flags Dst | binary_too_big(Sz) => system_limit Fail -bs_init2 Fail Sz=u Words=u==0 Regs Flags Dst | should_gen_heap_bin(Sz) => \ - i_bs_init_heap_bin Sz Regs Dst bs_init2 Fail Sz=u Words=u==0 Regs Flags Dst => i_bs_init Sz Regs Dst -bs_init2 Fail Sz=u Words Regs Flags Dst | should_gen_heap_bin(Sz) => \ - i_bs_init_heap_bin_heap Sz Words Regs Dst bs_init2 Fail Sz=u Words Regs Flags Dst => \ i_bs_init_heap Sz Words Regs Dst @@ -1262,15 +1187,13 @@ bs_init2 Fail Sz Words=u==0 Regs Flags Dst => \ bs_init2 Fail Sz Words Regs Flags Dst => \ i_bs_init_fail_heap Sz Words Fail Regs Dst -i_bs_init_fail xy j I d +i_bs_init_fail xy j? t? x -i_bs_init_fail_heap s I j I d +i_bs_init_fail_heap s I j? t? x -i_bs_init I I d -i_bs_init_heap_bin I I d +i_bs_init W t? x -i_bs_init_heap I I I d -i_bs_init_heap_bin_heap I I I d +i_bs_init_heap W I t? x bs_init_bits Fail Sz=o Words Regs Flags Dst => system_limit Fail @@ -1283,16 +1206,16 @@ bs_init_bits Fail Sz Words=u==0 Regs Flags Dst => \ bs_init_bits Fail Sz Words Regs Flags Dst => \ i_bs_init_bits_fail_heap Sz Words Fail Regs Dst -i_bs_init_bits_fail xy j I d +i_bs_init_bits_fail xy j? t? x -i_bs_init_bits_fail_heap s I j I d +i_bs_init_bits_fail_heap s I j? t? x -i_bs_init_bits I I d -i_bs_init_bits_heap I I I d +i_bs_init_bits W t? x +i_bs_init_bits_heap W I t? x bs_add Fail S1=i==0 S2 Unit=u==1 D => move S2 D -bs_add j s s I d +bs_add j? s s t? x bs_append Fail Size Extra Live Unit Bin Flags Dst => \ move Bin x | i_bs_append Fail Extra Live Unit Size Dst @@ -1302,8 +1225,8 @@ bs_private_append Fail Size Unit Bin Flags Dst => \ bs_init_writable -i_bs_append j I I I s d -i_bs_private_append j I s s d +i_bs_append j? I t? t s x +i_bs_private_append j? t s S x # # Storing integers into binaries. @@ -1312,11 +1235,8 @@ i_bs_private_append j I s s d bs_put_integer Fail=j Sz=sq Unit=u Flags=u Src=s => \ gen_put_integer(Fail, Sz, Unit, Flags, Src) -%macro: i_new_bs_put_integer NewBsPutInteger -%macro: i_new_bs_put_integer_imm NewBsPutIntegerImm - -i_new_bs_put_integer j s I s -i_new_bs_put_integer_imm j I I s +i_new_bs_put_integer j? s t s +i_new_bs_put_integer_imm j? W t s # # Utf8/utf16/utf32 support. (R12B-5) @@ -1324,22 +1244,22 @@ i_new_bs_put_integer_imm j I I s bs_utf8_size j Src=s Dst=d => i_bs_utf8_size Src Dst -i_bs_utf8_size s d +i_bs_utf8_size s x bs_utf16_size j Src=s Dst=d => i_bs_utf16_size Src Dst -i_bs_utf16_size s d +i_bs_utf16_size s x bs_put_utf8 Fail u Src=s => i_bs_put_utf8 Fail Src -i_bs_put_utf8 j s +i_bs_put_utf8 j? s -bs_put_utf16 j I s +bs_put_utf16 j? t s bs_put_utf32 Fail=j Flags=u Src=s => \ i_bs_validate_unicode Fail Src | bs_put_integer Fail i=32 u=1 Flags Src -i_bs_validate_unicode j s +i_bs_validate_unicode j? s # # Storing floats into binaries. @@ -1349,11 +1269,8 @@ bs_put_float Fail Sz=q Unit Flags Val => badarg Fail bs_put_float Fail=j Sz=s Unit=u Flags=u Src=s => \ gen_put_float(Fail, Sz, Unit, Flags, Src) -%macro: i_new_bs_put_float NewBsPutFloat -%macro: i_new_bs_put_float_imm NewBsPutFloatImm - -i_new_bs_put_float j s I s -i_new_bs_put_float_imm j I I s +i_new_bs_put_float j? s t s +i_new_bs_put_float_imm j? W t s # # Storing binaries into binaries. @@ -1362,14 +1279,9 @@ i_new_bs_put_float_imm j I I s bs_put_binary Fail=j Sz=s Unit=u Flags=u Src=s => \ gen_put_binary(Fail, Sz, Unit, Flags, Src) -%macro: i_new_bs_put_binary NewBsPutBinary -i_new_bs_put_binary j s I s - -%macro: i_new_bs_put_binary_imm NewBsPutBinaryImm -i_new_bs_put_binary_imm j I s - -%macro: i_new_bs_put_binary_all NewBsPutBinaryAll -i_new_bs_put_binary_all j s I +i_new_bs_put_binary j? s t s +i_new_bs_put_binary_imm j? W s +i_new_bs_put_binary_all j? s t # # Warning: The i_bs_put_string and i_new_bs_put_string instructions @@ -1377,9 +1289,7 @@ i_new_bs_put_binary_all j s I # Don't change the instruction format unless you change the loader too. # -bs_put_string I I - -%hot +bs_put_string W W # # New floating point instructions (R8). @@ -1393,11 +1303,13 @@ fnegate p FR1 FR2 => i_fnegate FR1 FR2 fconv Arg=iqan Dst=l => move Arg x | fconv x Dst -fmove q l -fmove d l -fmove l d +fmove Arg=l Dst=d => fstore Arg Dst +fmove Arg=dq Dst=l => fload Arg Dst -fconv d l +fstore l d +fload Sq l + +fconv S l i_fadd l l l i_fsub l l l @@ -1407,51 +1319,88 @@ i_fnegate l l fclearerror | no_fpe_signals() => fcheckerror p | no_fpe_signals() => + +%unless NO_FPE_SIGNALS fcheckerror p => i_fcheckerror i_fcheckerror fclearerror +%endif + +%hot # # New apply instructions in R10B. # -apply I -apply_last I P +apply t +apply_last t Q # -# Map instructions in R17. +# Handle compatibility with OTP 17 here. # -sorted_put_map_assoc/5 -put_map_assoc F Map Dst Live Size Rest=* | map_key_sort(Size, Rest) => \ - sorted_put_map_assoc F Map Dst Live Size Rest +i_put_map_assoc/4 + +# We KNOW that in OTP 20 (actually OTP 18 and higher), a put_map_assoc instruction +# is always preceded by an is_map test. That means that put_map_assoc can never +# fail and does not need any failure label. + +put_map_assoc Fail Map Dst Live Size Rest=* | compiled_with_otp_20_or_higher() => \ + i_put_map_assoc Map Dst Live Size Rest + +# Translate the put_map_assoc instruction if the module was compiled by a compiler +# before 20. This is only necessary if the OTP 17 compiler was used, but we +# have no safe and relatively easy way to know whether OTP 18/19 was used. + +put_map_assoc Fail=p Map Dst Live Size Rest=* => \ + ensure_map Map | i_put_map_assoc Map Dst Live Size Rest +put_map_assoc Fail=f Map Dst Live Size Rest=* => \ + is_map Fail Map | i_put_map_assoc Map Dst Live Size Rest + +ensure_map Lit=q | literal_is_map(Lit) => +ensure_map Src=cqy => move Src x | ensure_map x + +%cold +ensure_map x +%hot + +# +# Map instructions. First introduced in R17. +# + +sorted_put_map_assoc/4 +i_put_map_assoc Map Dst Live Size Rest=* | map_key_sort(Size, Rest) => \ + sorted_put_map_assoc Map Dst Live Size Rest sorted_put_map_exact/5 put_map_exact F Map Dst Live Size Rest=* | map_key_sort(Size, Rest) => \ sorted_put_map_exact F Map Dst Live Size Rest -sorted_put_map_assoc j Map Dst Live Size Rest=* | is_empty_map(Map) => \ +sorted_put_map_assoc Map Dst Live Size Rest=* | is_empty_map(Map) => \ new_map Dst Live Size Rest -sorted_put_map_assoc F Src=s Dst Live Size Rest=* => \ - update_map_assoc F Src Dst Live Size Rest -sorted_put_map_assoc F Src Dst Live Size Rest=* => \ - move Src x | update_map_assoc F x Dst Live Size Rest +sorted_put_map_assoc Src=s Dst Live Size Rest=* => \ + update_map_assoc Src Dst Live Size Rest +sorted_put_map_assoc Src Dst Live Size Rest=* => \ + move Src x | update_map_assoc x Dst Live Size Rest sorted_put_map_exact F Src=s Dst Live Size Rest=* => \ update_map_exact F Src Dst Live Size Rest sorted_put_map_exact F Src Dst Live Size Rest=* => \ move Src x | update_map_exact F x Dst Live Size Rest -new_map d I I -update_map_assoc j s d I I -update_map_exact j s d I I +new_map Dst Live Size Rest=* | is_small_map_literal_keys(Size, Rest) => \ + gen_new_small_map_lit(Dst, Live, Size, Rest) + +new_map d t I +i_new_small_map_lit d t q +update_map_assoc s d t I +update_map_exact j? s d t I is_map Fail Lit=q | literal_is_map(Lit) => is_map Fail cq => jump Fail -%macro: is_map IsMap -fail_action -is_map f xy +is_map f? xy ## Transform has_map_fields #{ K1 := _, K2 := _ } to has_map_elements @@ -1465,16 +1414,14 @@ get_map_elements Fail Src=xy Size=u==2 Rest=* => \ get_map_elements Fail Src Size Rest=* | map_key_sort(Size, Rest) => \ gen_get_map_elements(Fail, Src, Size, Rest) -i_get_map_elements f s I +i_get_map_elements f? s I i_get_map_element Fail Src=xy Key=y Dst => \ move Key x | i_get_map_element Fail Src x Dst -%macro: i_get_map_element_hash GetMapElementHash -fail_action -i_get_map_element_hash f xy c I xy +i_get_map_element_hash f? xy c I xy -%macro: i_get_map_element GetMapElement -fail_action -i_get_map_element f xy x xy +i_get_map_element f? xy x xy # # Convert the plus operations to a generic plus instruction. @@ -1509,9 +1456,9 @@ gen_minus p Live Reg=d Int=i Dst | negation_is_small(Int) => \ # GCing arithmetic instructions. # -gen_plus Fail Live S1 S2 Dst => i_plus Fail Live S1 S2 Dst +gen_plus Fail Live S1 S2 Dst => i_plus S1 S2 Fail Live Dst -gen_minus Fail Live S1 S2 Dst => i_minus Fail Live S1 S2 Dst +gen_minus Fail Live S1 S2 Dst => i_minus S1 S2 Fail Live Dst gc_bif2 Fail Live u$bif:erlang:stimes/2 S1 S2 Dst => \ i_times Fail Live S1 S2 Dst @@ -1522,15 +1469,15 @@ gc_bif2 Fail Live u$bif:erlang:intdiv/2 S1 S2 Dst => \ i_int_div Fail Live S1 S2 Dst gc_bif2 Fail Live u$bif:erlang:rem/2 S1 S2 Dst => \ - i_rem Fail Live S1 S2 Dst + i_rem S1 S2 Fail Live Dst gc_bif2 Fail Live u$bif:erlang:bsl/2 S1 S2 Dst => \ - i_bsl Fail Live S1 S2 Dst + i_bsl S1 S2 Fail Live Dst gc_bif2 Fail Live u$bif:erlang:bsr/2 S1 S2 Dst => \ - i_bsr Fail Live S1 S2 Dst + i_bsr S1 S2 Fail Live Dst gc_bif2 Fail Live u$bif:erlang:band/2 S1 S2 Dst => \ - i_band Fail Live S1 S2 Dst + i_band S1 S2 Fail Live Dst gc_bif2 Fail Live u$bif:erlang:bor/2 S1 S2 Dst => \ i_bor Fail Live S1 S2 Dst @@ -1540,32 +1487,34 @@ gc_bif2 Fail Live u$bif:erlang:bxor/2 S1 S2 Dst => \ gc_bif1 Fail I u$bif:erlang:bnot/1 Src Dst=d => i_int_bnot Fail Src I Dst -i_increment rxy I I d +i_increment rxy W t d + +i_plus x xy j? t d +i_plus s s j? t d -i_plus j I x xy d -i_plus j I s s d +i_minus x x j? t d +i_minus s s j? t d -i_minus j I x x d -i_minus j I s s d +i_times j? t s s d -i_times j I s s d +i_m_div j? t s s d +i_int_div j? t s s d -i_m_div j I s s d -i_int_div j I s s d +i_rem x x j? t d +i_rem s s j? t d -i_rem j I x x d -i_rem j I s s d +i_bsl s s j? t d +i_bsr s s j? t d -i_bsl j I s s d -i_bsr j I s s d +i_band x c j? t d +i_band s s j? t d -i_band j I x c d -i_band j I s s d +i_bor j? I s s d +i_bxor j? I s s d -i_bor j I s s d -i_bxor j I s s d +i_int_bnot Fail Src=c Live Dst => move Src x | i_int_bnot Fail x Live Dst -i_int_bnot j s I d +i_int_bnot j? S t d # # Old guard BIFs that creates heap fragments are no longer allowed. @@ -1589,9 +1538,9 @@ gc_bif2 Fail I Bif S1 S2 Dst => \ gc_bif3 Fail I Bif S1 S2 S3 Dst => \ gen_guard_bif3(Fail, I, Bif, S1, S2, S3, Dst) -i_gc_bif1 j I s I d +i_gc_bif1 j? W s t? d -i_gc_bif2 j I I s s d +i_gc_bif2 j? W t? s s d ii_gc_bif3/7 @@ -1600,7 +1549,7 @@ ii_gc_bif3/7 ii_gc_bif3 Fail Bif Live S1 S2 S3 Dst => \ move S1 x | i_gc_bif3 Fail Bif Live S2 S3 Dst -i_gc_bif3 j I I s s d +i_gc_bif3 j? W t? s s d # # The following instruction is specially handled in beam_load.c |