forked from OSchip/llvm-project
56 lines
1.9 KiB
TableGen
56 lines
1.9 KiB
TableGen
// RUN: llvm-tblgen -gen-asm-matcher -I %p/../../include %s | FileCheck %s --check-prefix=MATCHER
|
|
// RUN: llvm-tblgen -gen-asm-writer -I %p/../../include %s | FileCheck %s --check-prefix=WRITER
|
|
|
|
// Check that an instruction that uses mixed upper/lower case in its mnemonic
|
|
// is printed as-is, and is parsed in its "canonicalized" lowercase form.
|
|
|
|
include "llvm/Target/Target.td"
|
|
|
|
def ArchInstrInfo : InstrInfo { }
|
|
|
|
def Arch : Target {
|
|
let InstructionSet = ArchInstrInfo;
|
|
}
|
|
|
|
def Reg : Register<"reg">;
|
|
def RegClass : RegisterClass<"foo", [i32], 0, (add Reg)>;
|
|
|
|
// Define instructions that demonstrate case-insensitivity.
|
|
// In case-sensitive ASCII order, "BInst" < "aInst".
|
|
// In case-insensitive order, "aInst" < "BInst".
|
|
// If the matcher really treats the mnemonics in a case-insensitive way,
|
|
// then we should see "aInst" appearing before "BInst", despite the
|
|
// fact that "BInst" would appear before "aInst" in ASCIIbetical order.
|
|
def AlphabeticallySecondInst : Instruction {
|
|
let Size = 2;
|
|
let OutOperandList = (outs);
|
|
let InOperandList = (ins);
|
|
let AsmString = "BInst";
|
|
}
|
|
|
|
def AlphabeticallyFirstInst : Instruction {
|
|
let Size = 2;
|
|
let OutOperandList = (outs);
|
|
let InOperandList = (ins);
|
|
let AsmString = "aInst";
|
|
}
|
|
|
|
// Check that the matcher lower()s the mnemonics it matches.
|
|
// MATCHER: static const char *const MnemonicTable =
|
|
// MATCHER-NEXT: "\005ainst\005binst";
|
|
|
|
// Check that aInst appears before BInst in the match table.
|
|
// This shows that the mnemonics are sorted in a case-insensitive way,
|
|
// since otherwise "B" would be less than "a" by ASCII order.
|
|
// MATCHER: static const MatchEntry MatchTable0[] = {
|
|
// MATCHER-NEXT: /* aInst */, ::AlphabeticallyFirstInst
|
|
// MATCHER-NEXT: /* BInst */, ::AlphabeticallySecondInst
|
|
// MATCHER-NEXT: };
|
|
|
|
// Check that the writer preserves the case of the mnemonics.
|
|
// WRITER: static const char AsmStrs[] = {
|
|
// WRITER: "BInst\0"
|
|
// WRITER-NEXT: "aInst\0"
|
|
// WRITER-NEXT: };
|
|
|