diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2017-05-16 19:46:52 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2017-05-16 19:46:52 +0000 |
| commit | 6b3f41ed88e8e440e11a4fbf20b6600529f80049 (patch) | |
| tree | 928b056f24a634d628c80238dbbf10d41b1a71d5 /lib/CodeGen/GlobalISel/Utils.cpp | |
| parent | c46e6a5940c50058e00c0c5f9123fd82e338d29a (diff) | |
Diffstat (limited to 'lib/CodeGen/GlobalISel/Utils.cpp')
| -rw-r--r-- | lib/CodeGen/GlobalISel/Utils.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/CodeGen/GlobalISel/Utils.cpp b/lib/CodeGen/GlobalISel/Utils.cpp index 3c93f8123b0d..254bdf10d804 100644 --- a/lib/CodeGen/GlobalISel/Utils.cpp +++ b/lib/CodeGen/GlobalISel/Utils.cpp @@ -110,3 +110,11 @@ Optional<int64_t> llvm::getConstantVRegVal(unsigned VReg, return None; } + +const llvm::ConstantFP* llvm::getConstantFPVRegVal(unsigned VReg, + const MachineRegisterInfo &MRI) { + MachineInstr *MI = MRI.getVRegDef(VReg); + if (TargetOpcode::G_FCONSTANT != MI->getOpcode()) + return nullptr; + return MI->getOperand(1).getFPImm(); +} |