[AsmParser] Backends can parameterize ASM tokenization.

llvm-svn: 252439

4 files changed, 17 insertions, 0 deletions

diff --git a/llvm/lib/Target/AArch64/AArch64.td b/llvm/lib/Target/AArch64/AArch64.td
index ad6a79ed718..af30ff96f18 100644
--- a/llvm/lib/Target/AArch64/AArch64.td
+++ b/llvm/lib/Target/AArch64/AArch64.td
@@ -125,11 +125,13 @@ def : ProcessorModel<"cyclone", CycloneModel, [ProcCyclone]>;
 def GenericAsmParserVariant : AsmParserVariant {
   int Variant = 0;
   string Name = "generic";
+  string BreakCharacters = ".";
 }
 
 def AppleAsmParserVariant : AsmParserVariant {
   int Variant = 1;
   string Name = "apple-neon";
+  string BreakCharacters = ".";
 }
 
 //===----------------------------------------------------------------------===//
diff --git a/llvm/lib/Target/ARM/ARM.td b/llvm/lib/Target/ARM/ARM.td
index e7423c3dcf8..855b41c03c9 100644
--- a/llvm/lib/Target/ARM/ARM.td
+++ b/llvm/lib/Target/ARM/ARM.td
@@ -511,8 +511,15 @@ def ARMAsmWriter : AsmWriter {
   bit isMCAsmWriter = 1;
 }
 
+def ARMAsmParserVariant : AsmParserVariant {
+  int Variant = 0;
+  string Name = "ARM";
+  string BreakCharacters = ".";
+}
+
 def ARM : Target {
   // Pull in Instruction Info:
   let InstructionSet = ARMInstrInfo;
   let AssemblyWriters = [ARMAsmWriter];
+  let AssemblyParserVariants = [ARMAsmParserVariant];
 }
diff --git a/llvm/lib/Target/BPF/BPF.td b/llvm/lib/Target/BPF/BPF.td
index a4ce90af043..8493b0fd1e4 100644
--- a/llvm/lib/Target/BPF/BPF.td
+++ b/llvm/lib/Target/BPF/BPF.td
@@ -25,7 +25,14 @@ def BPFInstPrinter : AsmWriter {
   bit isMCAsmWriter = 1;
 }
 
+def BPFAsmParserVariant : AsmParserVariant {
+  int Variant = 0;
+  string Name = "BPF";
+  string BreakCharacters = ".";
+}
+
 def BPF : Target {
   let InstructionSet = BPFInstrInfo;
   let AssemblyWriters = [BPFInstPrinter];
+  let AssemblyParserVariants = [BPFAsmParserVariant];
 }
diff --git a/llvm/lib/Target/PowerPC/PPC.td b/llvm/lib/Target/PowerPC/PPC.td
index 641b2377de4..f50100e7a8a 100644
--- a/llvm/lib/Target/PowerPC/PPC.td
+++ b/llvm/lib/Target/PowerPC/PPC.td
@@ -403,6 +403,7 @@ def PPCAsmParserVariant : AsmParserVariant {
   // InstAlias definitions use immediate literals.  Set RegisterPrefix
   // so that those are not misinterpreted as registers.
   string RegisterPrefix = "%";
+  string BreakCharacters = ".";
 }
 
 def PPC : Target {