[NVPTX] Add 'b' asm constraint

[oota-llvm.git] / lib / Target / NVPTX / NVPTXISelLowering.cpp

diff --git a/lib/Target/NVPTX/NVPTXISelLowering.cpp b/lib/Target/NVPTX/NVPTXISelLowering.cpp
index 9624c3f9fe1c82ac924c832da79619959e5513e8..9160015009d41cdb684eb137056ca374d2cbdbf9 100644 (file)
--- a/lib/Target/NVPTX/NVPTXISelLowering.cpp
+++ b/lib/Target/NVPTX/NVPTXISelLowering.cpp
@@ -2605,6 +2605,7 @@ NVPTXTargetLowering::getConstraintType(const std::string &Constraint) const {
     switch (Constraint[0]) {
     default:
       break;
+    case 'b':
     case 'r':
     case 'h':
     case 'c':
@@ -2624,6 +2625,8 @@ NVPTXTargetLowering::getRegForInlineAsmConstraint(const std::string &Constraint,
                                                   MVT VT) const {
   if (Constraint.size() == 1) {
     switch (Constraint[0]) {
+    case 'b':
+      return std::make_pair(0U, &NVPTX::Int1RegsRegClass);
     case 'c':
       return std::make_pair(0U, &NVPTX::Int16RegsRegClass);
     case 'h':