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-rw-r--r--lib/hipe/arm/hipe_arm_pp.erl7
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/hipe/arm/hipe_arm_pp.erl b/lib/hipe/arm/hipe_arm_pp.erl
index 7ce8421994..cad56bf16d 100644
--- a/lib/hipe/arm/hipe_arm_pp.erl
+++ b/lib/hipe/arm/hipe_arm_pp.erl
@@ -246,6 +246,11 @@ stop_suffix(StOp) ->
'strb' -> "b"
end.
+imm8m_decode(Value, 0) ->
+ Value;
+imm8m_decode(Value, Rot) ->
+ (Value bsr (2 * Rot)) bor (Value bsl (2 * (16 - Rot))).
+
pp_temp(Dev, Temp=#arm_temp{reg=Reg, type=Type}) ->
case hipe_arm:temp_is_precoloured(Temp) of
true ->
@@ -292,7 +297,7 @@ pp_am1(Dev, Am1) ->
io:format(Dev, "#~w", [Imm5])
end;
{Imm8,Imm4} ->
- io:format(Dev, "#~w, 2*~w", [Imm8,Imm4])
+ io:format(Dev, "#~s", [to_hex(imm8m_decode(Imm8, Imm4))])
end.
pp_am2(Dev, #am2{src=Src,sign=Sign,offset=Am2Offset}) ->