[PATCH] D47424: [MIRParser] Add parser support for 'true' and 'false' i1s.
Amara Emerson via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri Jun 1 07:44:29 PDT 2018
aemerson updated this revision to Diff 149467.
Repository:
rL LLVM
https://reviews.llvm.org/D47424
Files:
lib/CodeGen/MIRParser/MIParser.cpp
test/CodeGen/MIR/Generic/parse-integer-true-false.mir
Index: test/CodeGen/MIR/Generic/parse-integer-true-false.mir
===================================================================
--- /dev/null
+++ test/CodeGen/MIR/Generic/parse-integer-true-false.mir
@@ -0,0 +1,11 @@
+# RUN: llc -run-pass none -o - %s | FileCheck %s
+# Parse an i1 being a 'true' or 'false'
+---
+name: i1_true_false
+body: |
+ bb.0:
+ ; CHECK: %0:_(s1) = G_CONSTANT i1 true
+ ; CHECK: %1:_(s1) = G_CONSTANT i1 false
+ %0:_(s1) = G_CONSTANT i1 true
+ %1:_(s1) = G_CONSTANT i1 false
+...
Index: lib/CodeGen/MIRParser/MIParser.cpp
===================================================================
--- lib/CodeGen/MIRParser/MIParser.cpp
+++ lib/CodeGen/MIRParser/MIParser.cpp
@@ -1373,8 +1373,12 @@
auto Loc = Token.location();
lex();
- if (Token.isNot(MIToken::IntegerLiteral))
- return error("expected an integer literal");
+ if (Token.isNot(MIToken::IntegerLiteral)) {
+ if (Token.isNot(MIToken::Identifier) ||
+ !(Token.range().startswith("true") ||
+ Token.range().startswith("false")))
+ return error("expected an integer literal");
+ }
const Constant *C = nullptr;
if (parseIRConstant(Loc, C))
return true;
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