diff options
Diffstat (limited to 'erts/emulator/beam/beam_load.c')
| -rw-r--r-- | erts/emulator/beam/beam_load.c | 28 |
1 files changed, 9 insertions, 19 deletions
diff --git a/erts/emulator/beam/beam_load.c b/erts/emulator/beam/beam_load.c index 3671baa552..c90576333a 100644 --- a/erts/emulator/beam/beam_load.c +++ b/erts/emulator/beam/beam_load.c @@ -3921,9 +3921,7 @@ gen_make_fun2(LoaderState* stp, GenOpArg idx) /* * Rewrite gc_bifs with one parameter (the common case). Utilized * in ops.tab to rewrite instructions calling bif's in guards - * to use a garbage collecting implementation. The instructions - * are sometimes once again rewritten to handle literals (putting the - * parameter in the mostly unused r[0] before the instruction is executed). + * to use a garbage collecting implementation. */ static GenOp* gen_guard_bif1(LoaderState* stp, GenOpArg Fail, GenOpArg Live, GenOpArg Bif, @@ -3978,10 +3976,6 @@ gen_guard_bif1(LoaderState* stp, GenOpArg Fail, GenOpArg Live, GenOpArg Bif, /* * This is used by the ops.tab rule that rewrites gc_bifs with two parameters. - * The instruction returned is then again rewritten to an i_load instruction - * followed by i_gc_bif2_jIId, to handle literals properly. - * As opposed to the i_gc_bif1_jIsId, the instruction i_gc_bif2_jIId is - * always rewritten, regardless of if there actually are any literals. */ static GenOp* gen_guard_bif2(LoaderState* stp, GenOpArg Fail, GenOpArg Live, GenOpArg Bif, @@ -4008,23 +4002,19 @@ gen_guard_bif2(LoaderState* stp, GenOpArg Fail, GenOpArg Live, GenOpArg Bif, op->a[2].val = stp->import[Bif.val].arity; return op; } - op->op = genop_ii_gc_bif2_6; + op->op = genop_i_gc_bif2_6; op->arity = 6; op->a[0] = Fail; op->a[1].type = TAG_u; - op->a[2] = S1; - op->a[3] = S2; - op->a[4] = Live; + op->a[2] = Live; + op->a[3] = S1; + op->a[4] = S2; op->a[5] = Dst; return op; } /* * This is used by the ops.tab rule that rewrites gc_bifs with three parameters. - * The instruction returned is then again rewritten to a move instruction that - * uses r[0] for temp storage, followed by an i_load instruction, - * followed by i_gc_bif3_jIsId, to handle literals properly. Rewriting - * always occur, as with the gc_bif2 counterpart. */ static GenOp* gen_guard_bif3(LoaderState* stp, GenOpArg Fail, GenOpArg Live, GenOpArg Bif, @@ -4055,10 +4045,10 @@ gen_guard_bif3(LoaderState* stp, GenOpArg Fail, GenOpArg Live, GenOpArg Bif, op->arity = 7; op->a[0] = Fail; op->a[1].type = TAG_u; - op->a[2] = S1; - op->a[3] = S2; - op->a[4] = S3; - op->a[5] = Live; + op->a[2] = Live; + op->a[3] = S1; + op->a[4] = S2; + op->a[5] = S3; op->a[6] = Dst; op->next = NULL; return op; |