diff options
| author | Johnny Chen <johnny.chen@apple.com> | 2009-11-17 17:17:50 +0000 |
|---|---|---|
| committer | Johnny Chen <johnny.chen@apple.com> | 2009-11-17 17:17:50 +0000 |
| commit | a9ea9ec1941a97b27355da704a3ac8ecd27e87c4 (patch) | |
| tree | ffd15054c4e50d07307ff512824e5c399b1638bc /lib | |
| parent | 56ea69c3a251434db3fef489881368e29c95712d (diff) | |
Set Inst{15-12} (Rd/Rt) to 0b1111 (PC) for BR_JTadd, BR_JTr, and BR_JTm to
distinguish between them and the more generic instructions (add, mov, and ldr).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89108 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/ARM/ARMInstrInfo.td | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td index 5235a2e2ee..3fe634e41a 100644 --- a/lib/Target/ARM/ARMInstrInfo.td +++ b/lib/Target/ARM/ARMInstrInfo.td @@ -759,6 +759,7 @@ let isBranch = 1, isTerminator = 1 in { def BR_JTr : JTI<(outs), (ins GPR:$target, jtblock_operand:$jt, i32imm:$id), IIC_Br, "mov\tpc, $target \n$jt", [(ARMbrjt GPR:$target, tjumptable:$jt, imm:$id)]> { + let Inst{15-12} = 0b1111; let Inst{20} = 0; // S Bit let Inst{24-21} = 0b1101; let Inst{27-25} = 0b000; @@ -768,6 +769,7 @@ let isBranch = 1, isTerminator = 1 in { IIC_Br, "ldr\tpc, $target \n$jt", [(ARMbrjt (i32 (load addrmode2:$target)), tjumptable:$jt, imm:$id)]> { + let Inst{15-12} = 0b1111; let Inst{20} = 1; // L bit let Inst{21} = 0; // W bit let Inst{22} = 0; // B bit @@ -779,6 +781,7 @@ let isBranch = 1, isTerminator = 1 in { IIC_Br, "add\tpc, $target, $idx \n$jt", [(ARMbrjt (add GPR:$target, GPR:$idx), tjumptable:$jt, imm:$id)]> { + let Inst{15-12} = 0b1111; let Inst{20} = 0; // S bit let Inst{24-21} = 0b0100; let Inst{27-25} = 0b000; |