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author | Daniel Dunbar <daniel@zuster.org> | 2009-08-31 08:07:33 +0000 |
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committer | Daniel Dunbar <daniel@zuster.org> | 2009-08-31 08:07:33 +0000 |
commit | 87392fde1f261fea161b48886fafbedddb18dcce (patch) | |
tree | 8a6431ab5aaf41976028f8100930f3347345c2f6 /lib/MC | |
parent | 9643ac55142d40da404caa8e5fedfef2cd7b4afc (diff) | |
download | llvm-87392fde1f261fea161b48886fafbedddb18dcce.tar.gz llvm-87392fde1f261fea161b48886fafbedddb18dcce.tar.bz2 llvm-87392fde1f261fea161b48886fafbedddb18dcce.tar.xz |
llvm-mc: Add MCExpr::{dump,print}.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80570 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/MC')
-rw-r--r-- | lib/MC/MCExpr.cpp | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/lib/MC/MCExpr.cpp b/lib/MC/MCExpr.cpp index 10759687b2..bc4241560e 100644 --- a/lib/MC/MCExpr.cpp +++ b/lib/MC/MCExpr.cpp @@ -11,8 +11,75 @@ #include "llvm/MC/MCContext.h" #include "llvm/MC/MCSymbol.h" #include "llvm/MC/MCValue.h" +#include "llvm/Support/raw_ostream.h" using namespace llvm; +void MCExpr::print(raw_ostream &OS) const { + switch (getKind()) { + case MCExpr::Constant: + OS << cast<MCConstantExpr>(*this).getValue(); + return; + + case MCExpr::SymbolRef: + cast<MCSymbolRefExpr>(*this).getSymbol().print(OS); + return; + + case MCExpr::Unary: { + const MCUnaryExpr &UE = cast<MCUnaryExpr>(*this); + switch (UE.getOpcode()) { + default: assert(0 && "Invalid opcode!"); + case MCUnaryExpr::LNot: OS << '!'; break; + case MCUnaryExpr::Minus: OS << '-'; break; + case MCUnaryExpr::Not: OS << '~'; break; + case MCUnaryExpr::Plus: OS << '+'; break; + } + UE.getSubExpr()->print(OS); + return; + } + + case MCExpr::Binary: { + const MCBinaryExpr &BE = cast<MCBinaryExpr>(*this); + OS << '('; + BE.getLHS()->print(OS); + OS << ' '; + switch (BE.getOpcode()) { + default: assert(0 && "Invalid opcode!"); + case MCBinaryExpr::Add: OS << '+'; break; + case MCBinaryExpr::And: OS << '&'; break; + case MCBinaryExpr::Div: OS << '/'; break; + case MCBinaryExpr::EQ: OS << "=="; break; + case MCBinaryExpr::GT: OS << '>'; break; + case MCBinaryExpr::GTE: OS << ">="; break; + case MCBinaryExpr::LAnd: OS << "&&"; break; + case MCBinaryExpr::LOr: OS << "||"; break; + case MCBinaryExpr::LT: OS << '<'; break; + case MCBinaryExpr::LTE: OS << "<="; break; + case MCBinaryExpr::Mod: OS << '%'; break; + case MCBinaryExpr::Mul: OS << '*'; break; + case MCBinaryExpr::NE: OS << "!="; break; + case MCBinaryExpr::Or: OS << '|'; break; + case MCBinaryExpr::Shl: OS << "<<"; break; + case MCBinaryExpr::Shr: OS << ">>"; break; + case MCBinaryExpr::Sub: OS << '-'; break; + case MCBinaryExpr::Xor: OS << '^'; break; + } + OS << ' '; + BE.getRHS()->print(OS); + OS << ')'; + return; + } + } + + assert(0 && "Invalid expression kind!"); +} + +void MCExpr::dump() const { + print(errs()); + errs() << '\n'; +} + +/* *** */ + const MCBinaryExpr * MCBinaryExpr::Create(Opcode Opc, const MCExpr *LHS, const MCExpr *RHS, |