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Thumb1 BL instructions encoding 22 bits of displacement, not 21.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137073 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2011-08-08 23:25:22 +00:00
parent 7df4f963ea
commit 648f9a75fd
1 changed files with 4 additions and 1 deletions
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5
lib/Target/ARM/ARMInstrThumb.td
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@ -94,6 +94,7 @@ def t_cbtarget : Operand<i32> {
def t_bltarget : Operand<i32> {
let EncoderMethod = "getThumbBLTargetOpValue";
let DecoderMethod = "DecodeThumbBLTargetOperand";
}
def t_blxtarget : Operand<i32> {
@ -168,6 +169,7 @@ def t_addrmode_is1 : Operand<i32>,
def t_addrmode_sp : Operand<i32>,
ComplexPattern<i32, 2, "SelectThumbAddrModeSP", []> {
let EncoderMethod = "getAddrModeThumbSPOpValue";
let DecoderMethod = "DecodeThumbAddrModeSP";
let PrintMethod = "printThumbAddrModeSPOperand";
let MIOperandInfo = (ops GPR:$base, i32imm:$offsimm);
}
@ -374,7 +376,8 @@ let isCall = 1,
"bl${p}\t$func",
[(ARMtcall tglobaladdr:$func)]>,
Requires<[IsThumb, IsNotDarwin]> {
bits<21> func;
bits<22> func;
let Inst{26} = func{21};
let Inst{25-16} = func{20-11};
let Inst{13} = 1;
let Inst{11} = 1;