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Don't mark conditional branch instructions as control barriers.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86732 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2009-11-10 22:16:57 +00:00
parent b19a5e9be6
commit 5b37fbac1a
1 changed files with 15 additions and 13 deletions
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28
lib/Target/CellSPU/SPUInstrInfo.td
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@ -3601,21 +3601,23 @@ def : Pat<(SPUcall (SPUaform texternalsym:$func, 0)),
(BRASL texternalsym:$func)>;
// Unconditional branches:
let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, isBarrier = 1 in {
def BR :
UncondBranch<0b001001100, (outs), (ins brtarget:$dest),
"br\t$dest",
[(br bb:$dest)]>;
let isBranch = 1, isTerminator = 1, hasCtrlDep = 1 in {
let isBarrier = 1 in {
def BR :
UncondBranch<0b001001100, (outs), (ins brtarget:$dest),
"br\t$dest",
[(br bb:$dest)]>;
// Unconditional, absolute address branch
def BRA:
UncondBranch<0b001100000, (outs), (ins brtarget:$dest),
"bra\t$dest",
[/* no pattern */]>;
// Unconditional, absolute address branch
def BRA:
UncondBranch<0b001100000, (outs), (ins brtarget:$dest),
"bra\t$dest",
[/* no pattern */]>;
// Indirect branch
def BI:
BIForm<0b00010101100, "bi\t$func", [(brind R32C:$func)]>;
// Indirect branch
def BI:
BIForm<0b00010101100, "bi\t$func", [(brind R32C:$func)]>;
}
// Conditional branches:
class BRNZInst<dag IOL, list<dag> pattern>: