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-rw-r--r--lib/hipe/sparc/hipe_sparc_registers.erl17
1 files changed, 8 insertions, 9 deletions
diff --git a/lib/hipe/sparc/hipe_sparc_registers.erl b/lib/hipe/sparc/hipe_sparc_registers.erl
index 884215702b..47876e21d2 100644
--- a/lib/hipe/sparc/hipe_sparc_registers.erl
+++ b/lib/hipe/sparc/hipe_sparc_registers.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2001-2016. All Rights Reserved.
-%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
@@ -15,9 +11,6 @@
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
-%%
-%% %CopyrightEnd%
-%%
-module(hipe_sparc_registers).
@@ -86,6 +79,8 @@
-define(I7, 31).
-define(LAST_PRECOLOURED,31). % must handle both GRP and FPR ranges
+-define(RA, ?O7).
+
-define(ARG0, ?O1).
-define(ARG1, ?O2).
-define(ARG2, ?O3).
@@ -174,7 +169,7 @@ stack_pointer() -> ?STACK_POINTER.
proc_pointer() -> ?PROC_POINTER.
-return_address() -> ?O7.
+return_address() -> ?RA.
g0() -> ?G0.
@@ -247,6 +242,8 @@ is_arg(R) ->
_ -> false
end.
+%% Note: the fact that allocatable_gpr() is a subset of call_clobbered() is
+%% hard-coded in hipe_sparc_defuse:insn_defs_all_gpr/1
call_clobbered() -> % does the RA strip the type or not?
[%% ?G0 is the non-allocatable constant zero
{?G1,tagged},{?G1,untagged},
@@ -283,7 +280,9 @@ call_clobbered() -> % does the RA strip the type or not?
].
tailcall_clobbered() -> % tailcall crapola needs one temp
- [{?TEMP1,tagged},{?TEMP1,untagged}].
+ [{?TEMP1,tagged},{?TEMP1,untagged}
+ ,{?RA,tagged},{?RA,untagged}
+ ].
live_at_return() ->
[{?HEAP_POINTER,untagged},