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authorSverker Eriksson <[email protected]>2016-09-02 14:51:25 +0200
committerSverker Eriksson <[email protected]>2016-09-02 14:51:25 +0200
commitc2f8b61ca3682281752fa0984699214dfcbf7ccd (patch)
tree3f44fa5c58d0d0d845045c3c5535aefad333b6dd /lib/hipe/regalloc/hipe_x86_specific_x87.erl
parent87643cf92c061d7518299fdebb326e315c32e528 (diff)
parenta19e3f0e1e82b793d58f9ef0db907ba637793fb6 (diff)
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Merge branch 'sverker/hipe-performance-o1/PR-1154/OTP-13862'
* sverker/hipe-performance-o1/PR-1154: hipe_sparc: Minimise CFG<->linear conversions hipe_ppc: Minimise CFG<->linear conversions hipe_arm: Minimise CFG<->linear conversions hipe_x86: Use lea instead of move+add hipe_arm: Improve peephole optimiser hipe_arm: Be resilient to crappy RTL hipe_ppc: Be resilient to crappy RTL hipe_sparc: Be resilient to crappy RTL hipe: Reuse liveness info for spillmin hipe_x86: Minimise CFG<->linear conversions hipe: Fix o0 and o1 hipe: Add o0 and o1 to tests hipe_rtl_binary:get_word_integer/4: Handle imms hipe_x86: Be resilient to crappy RTL hipe_x86: LSRA for SSE2
Diffstat (limited to 'lib/hipe/regalloc/hipe_x86_specific_x87.erl')
-rw-r--r--lib/hipe/regalloc/hipe_x86_specific_x87.erl13
1 files changed, 10 insertions, 3 deletions
diff --git a/lib/hipe/regalloc/hipe_x86_specific_x87.erl b/lib/hipe/regalloc/hipe_x86_specific_x87.erl
index ece07cb2f9..0c022d5a27 100644
--- a/lib/hipe/regalloc/hipe_x86_specific_x87.erl
+++ b/lib/hipe/regalloc/hipe_x86_specific_x87.erl
@@ -32,7 +32,7 @@
-endif.
-module(?HIPE_X86_SPECIFIC_X87).
--export([allocatable/0,
+-export([allocatable/1,
is_precoloured/1,
%% var_range/1,
%% def_use/1,
@@ -58,7 +58,14 @@
physical_name/1,
breadthorder/1,
postorder/1,
- reverse_postorder/1]).
+ reverse_postorder/1]).
+
+%% callbacks for hipe_x86_ra_ls
+-export([check_and_rewrite/3]).
+
+%% Rewrite happens in hipe_x86_ra_finalise:finalise/4
+check_and_rewrite(CFG, _Coloring, 'linearscan') ->
+ {CFG, false}.
breadthorder(CFG) ->
hipe_x86_cfg:breadthorder(CFG).
@@ -103,7 +110,7 @@ liveout(BB_in_out_liveness,Label) ->
%% Registers stuff
-allocatable() ->
+allocatable('linearscan') ->
?HIPE_X86_REGISTERS:allocatable_x87().
is_precoloured(Reg) ->