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Define BR in the .td file now that Evan made tblgen smarter. 

llvm-svn: 24589
This commit is contained in:
Chris Lattner 2005-12-04 18:42:54 +00:00
parent 95cb763818
commit d9d18aff6a
2 changed files with 10 additions and 5 deletions
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3
llvm/lib/Target/PowerPC/PPCInstrFormats.td
View File

@ -31,8 +31,9 @@ class I<bits<6> opcode, dag OL, string asmstr, InstrItinClass itin>
// 1.7.1 I-Form
class IForm<bits<6> opcode, bit aa, bit lk, dag OL, string asmstr,
InstrItinClass itin>
InstrItinClass itin, list<dag> pattern>
: I<opcode, OL, asmstr, itin> {
let Pattern = pattern;
bits<24> LI;
let Inst{6-29} = LI;

12
llvm/lib/Target/PowerPC/PPCInstrInfo.td
View File

@ -128,7 +128,7 @@ def u16imm : Operand<i32> {
def s16immX4 : Operand<i32> { // Multiply imm by 4 before printing.
let PrintMethod = "printS16X4ImmOperand";
}
def target : Operand<i32> {
def target : Operand<OtherVT> {
let PrintMethod = "printBranchOperand";
}
def calltarget : Operand<i32> {
@ -194,7 +194,9 @@ let isBranch = 1, isTerminator = 1 in {
def COND_BRANCH : Pseudo<(ops CRRC:$crS, u16imm:$opc,
target:$true, target:$false),
"; COND_BRANCH", []>;
def B : IForm<18, 0, 0, (ops target:$func), "b $func", BrB>;
def B : IForm<18, 0, 0, (ops target:$dst),
"b $dst", BrB,
[(br bb:$dst)]>;
// FIXME: 4*CR# needs to be added to the BI field!
// This will only work for CR0 as it stands now
@ -223,8 +225,10 @@ let isCall = 1,
LR,CTR,
CR0,CR1,CR5,CR6,CR7] in {
// Convenient aliases for call instructions
def BL : IForm<18, 0, 1, (ops calltarget:$func, variable_ops), "bl $func", BrB>;
def BLA : IForm<18, 1, 1, (ops aaddr:$func, variable_ops), "bla $func", BrB>;
def BL : IForm<18, 0, 1, (ops calltarget:$func, variable_ops),
"bl $func", BrB, []>;
def BLA : IForm<18, 1, 1, (ops aaddr:$func, variable_ops),
"bla $func", BrB, []>;
def BCTRL : XLForm_2_ext<19, 528, 20, 0, 1, (ops variable_ops), "bctrl", BrB>;
}