From ec281c8934a8400ad0da100cd4afd8abcb913d09 Mon Sep 17 00:00:00 2001 From: Eric Christopher Date: Fri, 3 Jun 2011 22:09:12 +0000 Subject: [PATCH] Another possible bug. Stopgap until we can autogenerate tables and constraint lengths. Part of rdar://9037836 and rdar://9119939 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132598 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/VMCore/InlineAsm.cpp | 9 +++------ test/CodeGen/ARM/inlineasm3.ll | 8 ++++++++ 2 files changed, 11 insertions(+), 6 deletions(-) diff --git a/lib/VMCore/InlineAsm.cpp b/lib/VMCore/InlineAsm.cpp index c4e065df057..bd3667db761 100644 --- a/lib/VMCore/InlineAsm.cpp +++ b/lib/VMCore/InlineAsm.cpp @@ -183,12 +183,9 @@ bool InlineAsm::ConstraintInfo::Parse(StringRef Str, ++I; } else if (*I == '^') { // Multi-letter constraint - // These will only occur with the existing multiple alternative - // constraints and so we can use the isalpha loop below. - StringRef::iterator ConStart = ++I; - while (I != E && isalpha(*I)) - ++I; - pCodes->push_back(std::string(ConStart, I)); + // FIXME: For now assuming these are 2-character constraints. + pCodes->push_back(std::string(I+1, I+3)); + I += 3; } else { // Single letter constraint. pCodes->push_back(std::string(I, I+1)); diff --git a/test/CodeGen/ARM/inlineasm3.ll b/test/CodeGen/ARM/inlineasm3.ll index cf38d8c7183..58687b96924 100644 --- a/test/CodeGen/ARM/inlineasm3.ll +++ b/test/CodeGen/ARM/inlineasm3.ll @@ -50,3 +50,11 @@ entry: call void asm sideeffect "flds s15, $0 \0A", "*^Uv,~{s15}"(float* @k.2126) nounwind ret i32 0 } + +; Radar 9037836 & 9119939 + +define i32 @t5() nounwind { +entry: +call void asm sideeffect "flds s15, $0 \0A", "*^Uvm,~{s15}"(float* @k.2126) nounwind +ret i32 0 +}