diff options
Diffstat (limited to 'lib/hipe/arm')
| -rw-r--r-- | lib/hipe/arm/hipe_arm_registers.erl | 8 | ||||
| -rw-r--r-- | lib/hipe/arm/hipe_rtl_to_arm.erl | 9 |
2 files changed, 11 insertions, 6 deletions
diff --git a/lib/hipe/arm/hipe_arm_registers.erl b/lib/hipe/arm/hipe_arm_registers.erl index 24cd929d41..dcf039676b 100644 --- a/lib/hipe/arm/hipe_arm_registers.erl +++ b/lib/hipe/arm/hipe_arm_registers.erl @@ -67,6 +67,8 @@ -define(R15, 15). -define(LAST_PRECOLOURED, 15). % must handle both GPR and FPR ranges +-define(LR, ?R14). + -define(ARG0, ?R1). -define(ARG1, ?R2). -define(ARG2, ?R3). @@ -114,7 +116,7 @@ stack_pointer() -> ?STACK_POINTER. proc_pointer() -> ?PROC_POINTER. -lr() -> ?R14. +lr() -> ?LR. pc() -> ?R15. @@ -198,7 +200,9 @@ 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} + ,{?LR,tagged},{?LR,untagged} + ]. live_at_return() -> [%%{?LR,untagged}, diff --git a/lib/hipe/arm/hipe_rtl_to_arm.erl b/lib/hipe/arm/hipe_rtl_to_arm.erl index ad5a559995..93342aba33 100644 --- a/lib/hipe/arm/hipe_rtl_to_arm.erl +++ b/lib/hipe/arm/hipe_rtl_to_arm.erl @@ -148,10 +148,11 @@ mk_shift_ir(S, Dst, Src1, ShiftOp, Src2) -> mk_li(Tmp, Src1, mk_shift_rr(S, Dst, Tmp, ShiftOp, Src2)). -mk_shift_ri(S, Dst, Src1, ShiftOp, Src2) when is_integer(Src2) -> - if Src2 >= 0, Src2 < 32 -> ok; - true -> io:format("~w: excessive immediate shift ~w\n", [?MODULE,Src2]) - end, +mk_shift_ri(S, Dst, Src1, ShiftOp, 0) + when ShiftOp =:= lsl; ShiftOp =:= lsr; ShiftOp =:= asr -> + [hipe_arm:mk_move(S, Dst, Src1)]; +mk_shift_ri(S, Dst, Src1, ShiftOp, Src2) + when is_integer(Src2), Src2 > 0, Src2 < 32 -> Am1 = {Src1,ShiftOp,Src2}, [hipe_arm:mk_move(S, Dst, Am1)]. |