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Align emitted DATA_* elements -- tydescs in particular -- to 16 byte boundaries, so we can get our tag bit freed up.

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This commit is contained in:
Graydon Hoare 2010-06-25 20:47:16 -07:00
parent dd2716f56c
commit 3718055276
1 changed files with 5 additions and 2 deletions
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7
src/boot/me/trans.ml
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@ -1016,6 +1016,9 @@ let trans_visitor
let (cell, _) = trans_lval flv in
(Il.Cell cell, fty)
and align x =
Asm.ALIGN_FILE (16, Asm.ALIGN_MEM(16, x))
and trans_crate_rel_data_operand
(d:data)
(thunk:unit -> Asm.frag)
@ -1025,7 +1028,7 @@ let trans_visitor
begin
fun _ ->
let fix = new_fixup "data item" in
let frag = Asm.DEF (fix, thunk()) in
let frag = align (Asm.DEF (fix, thunk())) in
(fix, frag)
end
in
@ -1037,7 +1040,7 @@ let trans_visitor
begin
fun _ ->
let fix = new_fixup "data item" in
let frag = Asm.DEF (fix, thunk()) in
let frag = align (Asm.DEF (fix, thunk())) in
(fix, frag)
end
in