Added VMRS/VMSR for disassembly only.
A8.6.335 & A8.6.336
llvm-svn: 95703
diff --git a/llvm/lib/Target/ARM/ARMInstrVFP.td b/llvm/lib/Target/ARM/ARMInstrVFP.td
index 03b478d..365e1e3 100644
--- a/llvm/lib/Target/ARM/ARMInstrVFP.td
+++ b/llvm/lib/Target/ARM/ARMInstrVFP.td
@@ -516,6 +516,31 @@
let Inst{4} = 1;
}
+// FPSCR <-> GPR (for disassembly only)
+
+let Uses = [FPSCR] in {
+def VMRS : VFPAI<(outs GPR:$dst), (ins), VFPMiscFrm, IIC_fpSTAT, "vmrs",
+ "\t$dst, fpscr",
+ [/* For disassembly only; pattern left blank */]> {
+ let Inst{27-20} = 0b11101111;
+ let Inst{19-16} = 0b0001;
+ let Inst{11-8} = 0b1010;
+ let Inst{7} = 0;
+ let Inst{4} = 1;
+}
+}
+
+let Defs = [FPSCR] in {
+def VMSR : VFPAI<(outs), (ins GPR:$src), VFPMiscFrm, IIC_fpSTAT, "vmsr",
+ "\tfpscr, $src",
+ [/* For disassembly only; pattern left blank */]> {
+ let Inst{27-20} = 0b11101110;
+ let Inst{19-16} = 0b0001;
+ let Inst{11-8} = 0b1010;
+ let Inst{7} = 0;
+ let Inst{4} = 1;
+}
+}
// Materialize FP immediates. VFP3 only.
let isReMaterializable = 1 in {