[PATCH] D32218: X86AsmParser.cpp asserts: OperandStack.size() > 1 && "Too few operands."
Andrew V. Tischenko via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Apr 25 06:53:22 PDT 2017
avt77 updated this revision to Diff 96545.
avt77 added a reviewer: mcrosier.
avt77 added a comment.
I simply commented the check becuase it hides the case of identificator. There are no regression failed tests that's why I hope it's acceptable.
mcrosier, it seems you are "blame" in this code. Could you review it?
https://reviews.llvm.org/D32218
Files:
lib/Target/X86/AsmParser/X86AsmParser.cpp
test/MC/X86/pr22004.s
Index: test/MC/X86/pr22004.s
===================================================================
--- test/MC/X86/pr22004.s
+++ test/MC/X86/pr22004.s
@@ -0,0 +1,3 @@
+// RUN: llvm-mc -triple x86_64-unknown-unknown -x86-asm-syntax=intel %s
+
+lea rax, qword ptr [rip + .L.str]
Index: lib/Target/X86/AsmParser/X86AsmParser.cpp
===================================================================
--- lib/Target/X86/AsmParser/X86AsmParser.cpp
+++ lib/Target/X86/AsmParser/X86AsmParser.cpp
@@ -1332,16 +1332,17 @@
while (!Done) {
bool UpdateLocLex = true;
+ AsmToken::TokenKind TK = getLexer().getKind();
// The period in the dot operator (e.g., [ebx].foo.bar) is parsed as an
// identifier. Don't try an parse it as a register.
- if (PrevTK != AsmToken::Error && Tok.getString().startswith("."))
- break;
+// if (PrevTK != AsmToken::Error && Tok.getString().startswith(".") &&
+// TK != AsmToken::Identifier)
+// break;
// If we're parsing an immediate expression, we don't expect a '['.
if (SM.getStopOnLBrac() && getLexer().getKind() == AsmToken::LBrac)
break;
- AsmToken::TokenKind TK = getLexer().getKind();
switch (TK) {
default: {
if (SM.isValidEndState()) {
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