Changes in directory llvm/lib/Target/Alpha:
AlphaAsmPrinter.cpp updated: 1.43 -> 1.44
AlphaISelLowering.cpp updated: 1.52 -> 1.53
AlphaISelLowering.h updated: 1.18 -> 1.19
---
Log message:
inline asm, at least for floats
---
Diffs of the changes: (+58 -0)
AlphaAsmPrinter.cpp | 12 ++++++++++++
AlphaISelLowering.cpp | 39 +++++++++++++++++++++++++++++++++++++++
AlphaISelLowering.h | 7 +++++++
3 files changed, 58 insertions(+)
Index: llvm/lib/Target/Alpha/AlphaAsmPrinter.cpp
diff -u llvm/lib/Target/Alpha/AlphaAsmPrinter.cpp:1.43
llvm/lib/Target/Alpha/AlphaAsmPrinter.cpp:1.44
--- llvm/lib/Target/Alpha/AlphaAsmPrinter.cpp:1.43 Wed May 17 14:24:31 2006
+++ llvm/lib/Target/Alpha/AlphaAsmPrinter.cpp Wed Jun 21 08:37:27 2006
@@ -59,6 +59,9 @@
bool runOnMachineFunction(MachineFunction &F);
bool doInitialization(Module &M);
bool doFinalization(Module &M);
+
+ bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
+ unsigned AsmVariant, const char *ExtraCode);
};
} // end of anonymous namespace
@@ -265,3 +268,12 @@
AsmPrinter::doFinalization(M);
return false;
}
+
+/// PrintAsmOperand - Print out an operand for an inline asm expression.
+///
+bool AlphaAsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
+ unsigned AsmVariant,
+ const char *ExtraCode) {
+ printOperand(MI, OpNo);
+ return false;
+}
Index: llvm/lib/Target/Alpha/AlphaISelLowering.cpp
diff -u llvm/lib/Target/Alpha/AlphaISelLowering.cpp:1.52
llvm/lib/Target/Alpha/AlphaISelLowering.cpp:1.53
--- llvm/lib/Target/Alpha/AlphaISelLowering.cpp:1.52 Tue Jun 20 20:00:43 2006
+++ llvm/lib/Target/Alpha/AlphaISelLowering.cpp Wed Jun 21 08:37:27 2006
@@ -580,3 +580,42 @@
// The code in LowerOperation already handles i32 vaarg
return LowerOperation(Op, DAG);
}
+
+
+//Inline Asm
+
+/// getConstraintType - Given a constraint letter, return the type of
+/// constraint it is for this target.
+AlphaTargetLowering::ConstraintType
+AlphaTargetLowering::getConstraintType(char ConstraintLetter) const {
+ switch (ConstraintLetter) {
+ default: break;
+ case 'f':
+ return C_RegisterClass;
+ }
+ return TargetLowering::getConstraintType(ConstraintLetter);
+}
+
+std::vector<unsigned> AlphaTargetLowering::
+getRegClassForInlineAsmConstraint(const std::string &Constraint,
+ MVT::ValueType VT) const {
+ if (Constraint.size() == 1) {
+ switch (Constraint[0]) {
+ default: break; // Unknown constriant letter
+ case 'f':
+ return make_vector<unsigned>(Alpha::F0 , Alpha::F1 , Alpha::F2 ,
+ Alpha::F3 , Alpha::F4 , Alpha::F5 ,
+ Alpha::F6 , Alpha::F7 , Alpha::F8 ,
+ Alpha::F9 , Alpha::F10, Alpha::F11,
+ Alpha::F12, Alpha::F13, Alpha::F14,
+ Alpha::F15, Alpha::F16, Alpha::F17,
+ Alpha::F18, Alpha::F19, Alpha::F20,
+ Alpha::F21, Alpha::F22, Alpha::F23,
+ Alpha::F24, Alpha::F25, Alpha::F26,
+ Alpha::F27, Alpha::F28, Alpha::F29,
+ Alpha::F30, Alpha::F31, 0);
+ }
+ }
+
+ return std::vector<unsigned>();
+}
Index: llvm/lib/Target/Alpha/AlphaISelLowering.h
diff -u llvm/lib/Target/Alpha/AlphaISelLowering.h:1.18
llvm/lib/Target/Alpha/AlphaISelLowering.h:1.19
--- llvm/lib/Target/Alpha/AlphaISelLowering.h:1.18 Tue Jun 13 13:27:39 2006
+++ llvm/lib/Target/Alpha/AlphaISelLowering.h Wed Jun 21 08:37:27 2006
@@ -15,6 +15,7 @@
#ifndef LLVM_TARGET_ALPHA_ALPHAISELLOWERING_H
#define LLVM_TARGET_ALPHA_ALPHAISELLOWERING_H
+#include "llvm/ADT/VectorExtras.h"
#include "llvm/Target/TargetLowering.h"
#include "llvm/CodeGen/SelectionDAG.h"
#include "Alpha.h"
@@ -77,6 +78,12 @@
bool isTailCall, SDOperand Callee, ArgListTy &Args,
SelectionDAG &DAG);
+ ConstraintType getConstraintType(char ConstraintLetter) const;
+
+ std::vector<unsigned>
+ getRegClassForInlineAsmConstraint(const std::string &Constraint,
+ MVT::ValueType VT) const;
+
void restoreGP(MachineBasicBlock* BB);
void restoreRA(MachineBasicBlock* BB);
unsigned getVRegGP() { return GP; }
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