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authorBjörn Gustavsson <[email protected]>2018-03-19 14:32:27 +0100
committerBjörn Gustavsson <[email protected]>2018-03-19 14:32:27 +0100
commit6751506b67e3ba6f4ce9eacd040ea269fca643fd (patch)
tree4996ab1e071bb5c9dc4e7868b2222d29994b5b82 /lib/compiler/src
parentaa5a6ddb3ef4e3f36f49150e57fec2896e9314f2 (diff)
parent741e5b36684c80fead2283f57fabcf8b6e981af0 (diff)
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Merge branch 'bjorn/compiler/misc-fixes'
* bjorn/compiler/misc-fixes: Teach beam_utils:replace_labels/4 to handle recv_{mark,set} v3_kernel: Stop ensuring one return value in #k_try{} v3_kernel_pp: Print return variables for #k_try{}
Diffstat (limited to 'lib/compiler/src')
-rw-r--r--lib/compiler/src/beam_utils.erl4
-rw-r--r--lib/compiler/src/v3_kernel.erl13
-rw-r--r--lib/compiler/src/v3_kernel_pp.erl5
3 files changed, 12 insertions, 10 deletions
diff --git a/lib/compiler/src/beam_utils.erl b/lib/compiler/src/beam_utils.erl
index 814cfb8265..047cd5a569 100644
--- a/lib/compiler/src/beam_utils.erl
+++ b/lib/compiler/src/beam_utils.erl
@@ -801,6 +801,10 @@ replace_labels_1([{wait,{f,Lbl}}|Is], Acc, D, Fb) ->
replace_labels_1(Is, [{wait,{f,label(Lbl, D, Fb)}}|Acc], D, Fb);
replace_labels_1([{wait_timeout,{f,Lbl},To}|Is], Acc, D, Fb) ->
replace_labels_1(Is, [{wait_timeout,{f,label(Lbl, D, Fb)},To}|Acc], D, Fb);
+replace_labels_1([{recv_mark=Op,{f,Lbl}}|Is], Acc, D, Fb) ->
+ replace_labels_1(Is, [{Op,{f,label(Lbl, D, Fb)}}|Acc], D, Fb);
+replace_labels_1([{recv_set=Op,{f,Lbl}}|Is], Acc, D, Fb) ->
+ replace_labels_1(Is, [{Op,{f,label(Lbl, D, Fb)}}|Acc], D, Fb);
replace_labels_1([{bif,Name,{f,Lbl},As,R}|Is], Acc, D, Fb) when Lbl =/= 0 ->
replace_labels_1(Is, [{bif,Name,{f,label(Lbl, D, Fb)},As,R}|Acc], D, Fb);
replace_labels_1([{gc_bif,Name,{f,Lbl},Live,As,R}|Is], Acc, D, Fb) when Lbl =/= 0 ->
diff --git a/lib/compiler/src/v3_kernel.erl b/lib/compiler/src/v3_kernel.erl
index fd73e5a7dc..dfe8d26afb 100644
--- a/lib/compiler/src/v3_kernel.erl
+++ b/lib/compiler/src/v3_kernel.erl
@@ -2377,12 +2377,11 @@ uexpr(#k_try{anno=A,arg=A0,vars=Vs,body=B0,evars=Evs,handler=H0},
{A1,Au,St2} = ubody(A0, {break,Avs}, St1),
{B1,Bu,St3} = ubody(B0, Br, St2),
{H1,Hu,St4} = ubody(H0, Br, St3),
- {Rs1,St5} = ensure_return_vars(Rs0, St4),
Used = union([Au,subtract(Bu, lit_list_vars(Vs)),
subtract(Hu, lit_list_vars(Evs))]),
- {#k_try{anno=#k{us=Used,ns=lit_list_vars(Rs1),a=A},
- arg=A1,vars=Vs,body=B1,evars=Evs,handler=H1,ret=Rs1},
- Used,St5}
+ {#k_try{anno=#k{us=Used,ns=lit_list_vars(Rs0),a=A},
+ arg=A1,vars=Vs,body=B1,evars=Evs,handler=H1,ret=Rs0},
+ Used,St4}
end;
uexpr(#k_try{anno=A,arg=A0,vars=Vs,body=B0,evars=Evs,handler=H0},
return, St0) ->
@@ -2390,13 +2389,11 @@ uexpr(#k_try{anno=A,arg=A0,vars=Vs,body=B0,evars=Evs,handler=H0},
{A1,Au,St2} = ubody(A0, {break,Avs}, St1), %Must break to clean up here!
{B1,Bu,St3} = ubody(B0, return, St2),
{H1,Hu,St4} = ubody(H0, return, St3),
- NumNew = 1,
- {Ns,St5} = new_vars(NumNew, St4),
Used = union([Au,subtract(Bu, lit_list_vars(Vs)),
subtract(Hu, lit_list_vars(Evs))]),
- {#k_try_enter{anno=#k{us=Used,ns=Ns,a=A},
+ {#k_try_enter{anno=#k{us=Used,ns=[],a=A},
arg=A1,vars=Vs,body=B1,evars=Evs,handler=H1},
- Used,St5};
+ Used,St4};
uexpr(#k_catch{anno=A,body=B0}, {break,Rs0}, St0) ->
{Rb,St1} = new_var(St0),
{B1,Bu,St2} = ubody(B0, {break,[Rb]}, St1),
diff --git a/lib/compiler/src/v3_kernel_pp.erl b/lib/compiler/src/v3_kernel_pp.erl
index ac91039ae0..e9cbe81088 100644
--- a/lib/compiler/src/v3_kernel_pp.erl
+++ b/lib/compiler/src/v3_kernel_pp.erl
@@ -248,7 +248,7 @@ format_1(#k_put{arg=A,ret=Rs}, Ctxt) ->
[format(A, Ctxt),
format_ret(Rs, ctxt_bump_indent(Ctxt, 1))
];
-format_1(#k_try{arg=A,vars=Vs,body=B,evars=Evs,handler=H}, Ctxt) ->
+format_1(#k_try{arg=A,vars=Vs,body=B,evars=Evs,handler=H,ret=Rs}, Ctxt) ->
Ctxt1 = ctxt_bump_indent(Ctxt, Ctxt#ctxt.body_indent),
["try",
nl_indent(Ctxt1),
@@ -264,7 +264,8 @@ format_1(#k_try{arg=A,vars=Vs,body=B,evars=Evs,handler=H}, Ctxt) ->
nl_indent(Ctxt1),
format(H, Ctxt1),
nl_indent(Ctxt),
- "end"
+ "end",
+ format_ret(Rs, Ctxt)
];
format_1(#k_try_enter{arg=A,vars=Vs,body=B,evars=Evs,handler=H}, Ctxt) ->
Ctxt1 = ctxt_bump_indent(Ctxt, Ctxt#ctxt.body_indent),