[llvm-commits] [llvm] r93923 - in /llvm/trunk: include/llvm/MC/MCStreamer.h lib/MC/MCAsmStreamer.cpp lib/MC/MCStreamer.cpp
Chris Lattner
sabre at nondot.org
Tue Jan 19 14:03:38 PST 2010
Author: lattner
Date: Tue Jan 19 16:03:38 2010
New Revision: 93923
URL: http://llvm.org/viewvc/llvm-project?rev=93923&view=rev
Log:
add a new EmitIntValue method that MCStreamer impls can optionally define
and that clients can use.
Modified:
llvm/trunk/include/llvm/MC/MCStreamer.h
llvm/trunk/lib/MC/MCAsmStreamer.cpp
llvm/trunk/lib/MC/MCStreamer.cpp
Modified: llvm/trunk/include/llvm/MC/MCStreamer.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/MC/MCStreamer.h?rev=93923&r1=93922&r2=93923&view=diff
==============================================================================
--- llvm/trunk/include/llvm/MC/MCStreamer.h (original)
+++ llvm/trunk/include/llvm/MC/MCStreamer.h Tue Jan 19 16:03:38 2010
@@ -169,6 +169,10 @@
virtual void EmitValue(const MCExpr *Value, unsigned Size,
unsigned AddrSpace) = 0;
+ /// EmitIntValue - Special case of EmitValue that avoids the client having
+ /// to pass in a MCExpr for constant integers.
+ virtual void EmitIntValue(uint64_t Value, unsigned Size,unsigned AddrSpace);
+
/// EmitFill - Emit NumBytes bytes worth of the value specified by
/// FillValue. This implements directives such as '.space'.
virtual void EmitFill(uint64_t NumBytes, uint8_t FillValue,
Modified: llvm/trunk/lib/MC/MCAsmStreamer.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/MC/MCAsmStreamer.cpp?rev=93923&r1=93922&r2=93923&view=diff
==============================================================================
--- llvm/trunk/lib/MC/MCAsmStreamer.cpp (original)
+++ llvm/trunk/lib/MC/MCAsmStreamer.cpp Tue Jan 19 16:03:38 2010
@@ -61,6 +61,8 @@
virtual void EmitBytes(StringRef Data, unsigned AddrSpace);
virtual void EmitValue(const MCExpr *Value, unsigned Size,unsigned AddrSpace);
+ virtual void EmitIntValue(uint64_t Value, unsigned Size, unsigned AddrSpace);
+
virtual void EmitFill(uint64_t NumBytes, uint8_t FillValue,
unsigned AddrSpace);
@@ -187,19 +189,40 @@
OS << Directive << (unsigned)(unsigned char)Data[i] << '\n';
}
+/// EmitIntValue - Special case of EmitValue that avoids the client having
+/// to pass in a MCExpr for constant integers.
+void MCAsmStreamer::EmitIntValue(uint64_t Value, unsigned Size,
+ unsigned AddrSpace) {
+ assert(CurSection && "Cannot emit contents before setting section!");
+ // Need target hooks to know how to print this.
+ const char *Directive = 0;
+ switch (Size) {
+ default: break;
+ case 1: Directive = MAI.getData8bitsDirective(AddrSpace); break;
+ case 2: Directive = MAI.getData16bitsDirective(AddrSpace); break;
+ case 4: Directive = MAI.getData32bitsDirective(AddrSpace); break;
+ case 8: Directive = MAI.getData64bitsDirective(AddrSpace); break;
+ }
+
+ assert(Directive && "Invalid size for machine code value!");
+ OS << Directive << truncateToSize(Value, Size) << '\n';
+}
+
void MCAsmStreamer::EmitValue(const MCExpr *Value, unsigned Size,
unsigned AddrSpace) {
assert(CurSection && "Cannot emit contents before setting section!");
// Need target hooks to know how to print this.
+ const char *Directive = 0;
switch (Size) {
- default: assert(0 && "Invalid size for machine code value!");
- case 1: OS << MAI.getData8bitsDirective(AddrSpace); break;
- case 2: OS << MAI.getData16bitsDirective(AddrSpace); break;
- case 4: OS << MAI.getData32bitsDirective(AddrSpace); break;
- case 8: OS << MAI.getData64bitsDirective(AddrSpace); break;
+ default: break;
+ case 1: Directive = MAI.getData8bitsDirective(AddrSpace); break;
+ case 2: Directive = MAI.getData16bitsDirective(AddrSpace); break;
+ case 4: Directive = MAI.getData32bitsDirective(AddrSpace); break;
+ case 8: Directive = MAI.getData64bitsDirective(AddrSpace); break;
}
- OS << *truncateToSize(Value, Size) << '\n';
+ assert(Directive && "Invalid size for machine code value!");
+ OS << Directive << *truncateToSize(Value, Size) << '\n';
}
/// EmitFill - Emit NumBytes bytes worth of the value specified by
Modified: llvm/trunk/lib/MC/MCStreamer.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/MC/MCStreamer.cpp?rev=93923&r1=93922&r2=93923&view=diff
==============================================================================
--- llvm/trunk/lib/MC/MCStreamer.cpp (original)
+++ llvm/trunk/lib/MC/MCStreamer.cpp Tue Jan 19 16:03:38 2010
@@ -18,6 +18,13 @@
MCStreamer::~MCStreamer() {
}
+/// EmitIntValue - Special case of EmitValue that avoids the client having to
+/// pass in a MCExpr for constant integers.
+void MCStreamer::EmitIntValue(uint64_t Value, unsigned Size,
+ unsigned AddrSpace) {
+ EmitValue(MCConstantExpr::Create(Value, getContext()), Size, AddrSpace);
+}
+
/// EmitFill - Emit NumBytes bytes worth of the value specified by
/// FillValue. This implements directives such as '.space'.
void MCStreamer::EmitFill(uint64_t NumBytes, uint8_t FillValue,
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