diff options
Diffstat (limited to 'lib/Target/ARM/ARMInstrThumb2.td')
| -rw-r--r-- | lib/Target/ARM/ARMInstrThumb2.td | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMInstrThumb2.td b/lib/Target/ARM/ARMInstrThumb2.td index 47aca18..65d90b6 100644 --- a/lib/Target/ARM/ARMInstrThumb2.td +++ b/lib/Target/ARM/ARMInstrThumb2.td @@ -1048,9 +1048,50 @@ def t2MOVCCi : T2I<(outs GPR:$dst), (ins GPR:$false, t2_so_imm:$true), RegConstraint<"$false = $dst">; //===----------------------------------------------------------------------===// +// TLS Instructions +// + +// __aeabi_read_tp preserves the registers r1-r3. +let isCall = 1, + Defs = [R0, R12, LR, CPSR] in { + def t2TPsoft : T2XI<(outs), (ins), + "bl __aeabi_read_tp", + [(set R0, ARMthread_pointer)]>; +} + +//===----------------------------------------------------------------------===// // Control-Flow Instructions // +//let isReturn = 1, isTerminator = 1 in +// def t2BX_RET : T2XI<(outs), (ins), "bx lr", [(ARMretflag)]>; +// +// On non-Darwin platforms R9 is callee-saved. +//let isCall = 1, +// Defs = [R0, R1, R2, R3, R12, LR, +// D0, D1, D2, D3, D4, D5, D6, D7, CPSR] in { +//def t2BL : T2XI<(outs), (ins i32imm:$func, variable_ops), +// "bl ${func:call}", +// [(ARMcall tglobaladdr:$func)]>, Requires<[IsNotDarwin]>; +// +//def t2BLX : T2XI<(outs), (ins GPR:$func, variable_ops), +// "blx $func", +// [(ARMcall GPR:$func)]>, Requires<[IsNotDarwin]>; +//} + +// On Darwin R9 is call-clobbered. +//let isCall = 1, +// Defs = [R0, R1, R2, R3, R9, R12, LR, +// D0, D1, D2, D3, D4, D5, D6, D7, CPSR] in { +//def t2BLr9 : T2XI<(outs), (ins i32imm:$func, variable_ops), +// "bl ${func:call}", +// [(ARMcall tglobaladdr:$func)]>, Requires<[IsDarwin]>; +// +//def t2BLXr9 : T2XI<(outs), (ins GPR:$func, variable_ops), +// "blx $func", +// [(ARMcall GPR:$func)]>, Requires<[IsDarwin]>; +//} + let isBranch = 1, isTerminator = 1, isBarrier = 1 in { let isPredicable = 1 in def t2B : T2XI<(outs), (ins brtarget:$target), |