From dddd225934cfe79c052e9013a8a2c1d6a29c8ae0 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= Date: Tue, 23 Jun 2015 15:24:07 +0200 Subject: Remove the last use of tmp_arg1 --- erts/emulator/beam/beam_emu.c | 102 +++++++++++++++++++----------------------- erts/emulator/beam/ops.tab | 53 ++++++---------------- 2 files changed, 59 insertions(+), 96 deletions(-) (limited to 'erts/emulator/beam') diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c index 89234a9a80..7dbf14de02 100644 --- a/erts/emulator/beam/beam_emu.c +++ b/erts/emulator/beam/beam_emu.c @@ -603,47 +603,39 @@ void** beam_ops; H = CAR(tmp_ptr); \ T = CDR(tmp_ptr); } while (0) -#define GetTupleElement(Src, Element, Dest) \ - do { \ - tmp_arg1 = (Eterm) (((unsigned char *) tuple_val(Src)) + (Element));\ - (Dest) = (*(Eterm *) tmp_arg1); \ - } while (0) - -#define ExtractNextElement(Dest) \ - tmp_arg1 += sizeof(Eterm); \ - (Dest) = (* (Eterm *) (((unsigned char *) tmp_arg1))) - -#define ExtractNextElement2(Dest) \ - do { \ - Eterm* ene_dstp = &(Dest); \ - ene_dstp[0] = ((Eterm *) tmp_arg1)[1]; \ - ene_dstp[1] = ((Eterm *) tmp_arg1)[2]; \ - tmp_arg1 += sizeof(Eterm) + sizeof(Eterm); \ - } while (0) - -#define ExtractNextElement3(Dest) \ - do { \ - Eterm* ene_dstp = &(Dest); \ - ene_dstp[0] = ((Eterm *) tmp_arg1)[1]; \ - ene_dstp[1] = ((Eterm *) tmp_arg1)[2]; \ - ene_dstp[2] = ((Eterm *) tmp_arg1)[3]; \ - tmp_arg1 += 3*sizeof(Eterm); \ +#define GetTupleElement(Src, Element, Dest) \ + do { \ + Eterm* src; \ + src = ADD_BYTE_OFFSET(tuple_val(Src), (Element)); \ + (Dest) = *src; \ } while (0) -#define ExtractNextElement4(Dest) \ - do { \ - Eterm* ene_dstp = &(Dest); \ - ene_dstp[0] = ((Eterm *) tmp_arg1)[1]; \ - ene_dstp[1] = ((Eterm *) tmp_arg1)[2]; \ - ene_dstp[2] = ((Eterm *) tmp_arg1)[3]; \ - ene_dstp[3] = ((Eterm *) tmp_arg1)[4]; \ - tmp_arg1 += 4*sizeof(Eterm); \ +#define GetTupleElement2(Src, Element, Dest) \ + do { \ + Eterm* src; \ + Eterm* dst; \ + Eterm E1, E2; \ + src = ADD_BYTE_OFFSET(tuple_val(Src), (Element)); \ + dst = &(Dest); \ + E1 = src[0]; \ + E2 = src[1]; \ + dst[0] = E1; \ + dst[1] = E2; \ } while (0) -#define ExtractElement(Element, Dest) \ - do { \ - tmp_arg1 += (Element); \ - (Dest) = (* (Eterm *) tmp_arg1); \ +#define GetTupleElement3(Src, Element, Dest) \ + do { \ + Eterm* src; \ + Eterm* dst; \ + Eterm E1, E2, E3; \ + src = ADD_BYTE_OFFSET(tuple_val(Src), (Element)); \ + dst = &(Dest); \ + E1 = src[0]; \ + E2 = src[1]; \ + E3 = src[2]; \ + dst[0] = E1; \ + dst[1] = E2; \ + dst[2] = E3; \ } while (0) #define EqualImmed(X, Y, Action) if (X != Y) { Action; } @@ -683,11 +675,9 @@ void** beam_ops; #define IsTuple(X, Action) if (is_not_tuple(X)) Action -#define IsArity(Pointer, Arity, Fail) \ - if (*(Eterm *) \ - (tmp_arg1 = (Eterm) (tuple_val(Pointer))) != (Arity)) \ - { \ - Fail; \ +#define IsArity(Pointer, Arity, Fail) \ + if (*tuple_val(Pointer) != (Arity)) { \ + Fail; \ } #define IsMap(Src, Fail) if (!is_map(Src)) { Fail; } @@ -724,14 +714,21 @@ void** beam_ops; } \ } while (0) -#define IsTupleOfArity(Src, Arity, Fail) \ - do { \ - if (is_not_tuple(Src) || \ - *(Eterm *) \ - (tmp_arg1 = (Eterm) (tuple_val(Src))) != Arity) { \ - Fail; \ - } \ +#ifdef DEBUG +#define IsTupleOfArity(Src, Arityval, Fail) \ + do { \ + if (!(is_tuple(Src) && *tuple_val(Src) == Arityval)) { \ + Fail; \ + } \ } while (0) +#else +#define IsTupleOfArity(Src, Arityval, Fail) \ + do { \ + if (!(is_boxed(Src) && *tuple_val(Src) == Arityval)) { \ + Fail; \ + } \ + } while (0) +#endif #define IsBoolean(X, Fail) if ((X) != am_true && (X) != am_false) { Fail; } @@ -988,14 +985,12 @@ init_emulator(void) # define REG_stop asm("%l3") # define REG_I asm("%l4") # define REG_fcalls asm("%l5") -# define REG_tmp_arg1 asm("%l6") #else # define REG_xregs # define REG_htop # define REG_stop # define REG_I # define REG_fcalls -# define REG_tmp_arg1 #endif #ifdef USE_VM_PROBES @@ -1139,11 +1134,6 @@ void process_main(void) */ register Sint FCALLS REG_fcalls = 0; - /* - * Temporaries used for picking up arguments for instructions. - */ - register Eterm tmp_arg1 REG_tmp_arg1 = NIL; - /* * X registers and floating point registers are located in * scheduler specific data. diff --git a/erts/emulator/beam/ops.tab b/erts/emulator/beam/ops.tab index 631e10215c..853ba82f83 100644 --- a/erts/emulator/beam/ops.tab +++ b/erts/emulator/beam/ops.tab @@ -230,6 +230,12 @@ i_get_tuple_element x P y i_get_tuple_element y P y %hot +%macro: i_get_tuple_element2 GetTupleElement2 -pack +i_get_tuple_element2 x P x + +%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 @@ -552,48 +558,15 @@ test_arity Fail=f c Arity => jump Fail test_arity f x A test_arity f y A -is_tuple_of_arity Fail=f Reg Arity | get_tuple_element Reg P=u==0 Dst=xy => \ - is_tuple_of_arity Fail Reg Arity | extract_next_element Dst | original_reg Reg P - -test_arity Fail Reg Arity | get_tuple_element Reg P=u==0 Dst=xy => \ - test_arity Fail Reg Arity | extract_next_element Dst | original_reg Reg P - -original_reg Reg P1 | get_tuple_element Reg P2 Dst=xy | succ(P1, P2) => \ - extract_next_element Dst | original_reg Reg P2 - -get_tuple_element Reg P Dst => i_get_tuple_element Reg P Dst | original_reg Reg P - -original_reg Reg Pos => - -original_reg/2 - -extract_next_element D1=xy | original_reg Reg P1 | get_tuple_element Reg P2 D2=xy | \ -succ(P1, P2) | succ(D1, D2) => \ - extract_next_element2 D1 | original_reg Reg P2 - -extract_next_element2 D1=xy | original_reg Reg P1 | get_tuple_element Reg P2 D2=xy | \ -succ(P1, P2) | succ2(D1, D2) => \ - extract_next_element3 D1 | original_reg Reg P2 - -#extract_next_element3 D1=xy | original_reg Reg P1 | get_tuple_element Reg P2 D2=xy | \ -#succ(P1, P2) | succ3(D1, D2) => \ -# extract_next_element4 D1 | original_reg Reg P2 - -%macro: extract_next_element ExtractNextElement -pack -extract_next_element x -extract_next_element y - -%macro: extract_next_element2 ExtractNextElement2 -pack -extract_next_element2 x -extract_next_element2 y +get_tuple_element Reg=x P1 D1=x | get_tuple_element Reg=x P2 D2=x | \ + get_tuple_element Reg=x P3 D3=x | \ + succ(P1, P2) | succ(P2, P3) | \ + succ(D1, D2) | succ(D2, D3) => i_get_tuple_element3 Reg P1 D1 -%macro: extract_next_element3 ExtractNextElement3 -pack -extract_next_element3 x -extract_next_element3 y +get_tuple_element Reg=x P1 D1=x | get_tuple_element Reg=x P2 D2=x | \ + succ(P1, P2) | succ(D1, D2) => i_get_tuple_element2 Reg P1 D1 -#%macro: extract_next_element4 ExtractNextElement4 -pack -#extract_next_element4 x -#extract_next_element4 y +get_tuple_element Reg P Dst => i_get_tuple_element Reg P Dst is_integer Fail=f i => is_integer Fail=f an => jump Fail -- cgit v1.2.3