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authorChris Lattner <sabre@nondot.org>2010-11-01 04:05:41 +0000
committerChris Lattner <sabre@nondot.org>2010-11-01 04:05:41 +0000
commitc76e80ded753b78a72be0db40fcdba543435d818 (patch)
treebf460b6015c971a6295645961377dc6d2e3435be /utils
parentc240bb0ede0541426254d0e0dc81d891beda4b22 (diff)
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define a new CodeGenInstAlias. It has an asmstring and operand list for now,
todo: the result field. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117894 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'utils')
-rw-r--r--utils/TableGen/AsmMatcherEmitter.cpp9
-rw-r--r--utils/TableGen/CodeGenInstruction.cpp10
-rw-r--r--utils/TableGen/CodeGenInstruction.h19
3 files changed, 37 insertions, 1 deletions
diff --git a/utils/TableGen/AsmMatcherEmitter.cpp b/utils/TableGen/AsmMatcherEmitter.cpp
index 254a719..d269749 100644
--- a/utils/TableGen/AsmMatcherEmitter.cpp
+++ b/utils/TableGen/AsmMatcherEmitter.cpp
@@ -946,6 +946,15 @@ void AsmMatcherInfo::BuildInfo() {
Instructions.push_back(II.take());
}
+ // Parse all of the InstAlias definitions.
+ std::vector<Record*> AllInstAliases =
+ Records.getAllDerivedDefinitions("InstAlias");
+ for (unsigned i = 0, e = AllInstAliases.size(); i != e; ++i) {
+ CodeGenInstAlias *Alias = new CodeGenInstAlias(AllInstAliases[i]);
+
+
+ (void)Alias;
+ }
// Build info for the register classes.
BuildRegisterClasses(SingletonRegisters);
diff --git a/utils/TableGen/CodeGenInstruction.cpp b/utils/TableGen/CodeGenInstruction.cpp
index 5eceaeb..8a05374 100644
--- a/utils/TableGen/CodeGenInstruction.cpp
+++ b/utils/TableGen/CodeGenInstruction.cpp
@@ -382,3 +382,13 @@ FlattenAsmStringVariants(StringRef Cur, unsigned Variant) {
return Res;
}
+
+//===----------------------------------------------------------------------===//
+/// CodeGenInstAlias Implementation
+//===----------------------------------------------------------------------===//
+
+CodeGenInstAlias::CodeGenInstAlias(Record *R) : TheDef(R), Operands(R) {
+ AsmString = R->getValueAsString("AsmString");
+
+
+}
diff --git a/utils/TableGen/CodeGenInstruction.h b/utils/TableGen/CodeGenInstruction.h
index 93bec14..f05a88f 100644
--- a/utils/TableGen/CodeGenInstruction.h
+++ b/utils/TableGen/CodeGenInstruction.h
@@ -235,6 +235,23 @@ namespace llvm {
static std::string FlattenAsmStringVariants(StringRef AsmString,
unsigned Variant);
};
- }
+
+
+ /// CodeGenInstAlias - This represents an InstAlias definition.
+ class CodeGenInstAlias {
+ public:
+ Record *TheDef; // The actual record defining this InstAlias.
+
+ /// AsmString - The format string used to emit a .s file for the
+ /// instruction.
+ std::string AsmString;
+
+ /// Operands - This is information about the (ins) and (outs) list specified
+ /// to the alias.
+ CGIOperandList Operands;
+
+ CodeGenInstAlias(Record *R);
+ };
+}
#endif