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R600/SI: Print more immediates in hex format

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Print in decimal for inline immediates, and hex otherwise. Use hex
always for offsets in addressing offsets.

This approximately matches what the shader compiler does.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206335 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matt Arsenault
2014-04-15 22:32:49 +00:00
parent dd368a8755
commit bec5c611e1
21 changed files with 153 additions and 98 deletions
Download Patch File Download Diff File Expand all files Collapse all files

41
lib/Target/R600/InstPrinter/AMDGPUInstPrinter.cpp
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@@ -12,6 +12,8 @@
#include "MCTargetDesc/AMDGPUMCTargetDesc.h"
#include "llvm/MC/MCExpr.h"
#include "llvm/MC/MCInst.h"
#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/Support/MathExtras.h"
using namespace llvm;
@@ -23,6 +25,21 @@ void AMDGPUInstPrinter::printInst(const MCInst *MI, raw_ostream &OS,
printAnnotation(OS, Annot);
}
void AMDGPUInstPrinter::printU8ImmOperand(const MCInst *MI, unsigned OpNo,
raw_ostream &O) {
O << formatHex(MI->getOperand(OpNo).getImm() & 0xff);
}
void AMDGPUInstPrinter::printU16ImmOperand(const MCInst *MI, unsigned OpNo,
raw_ostream &O) {
O << formatHex(MI->getOperand(OpNo).getImm() & 0xffff);
}
void AMDGPUInstPrinter::printU32ImmOperand(const MCInst *MI, unsigned OpNo,
raw_ostream &O) {
O << formatHex(MI->getOperand(OpNo).getImm() & 0xffffffff);
}
void AMDGPUInstPrinter::printRegOperand(unsigned reg, raw_ostream &O) {
switch (reg) {
case AMDGPU::VCC:
@@ -93,6 +110,28 @@ void AMDGPUInstPrinter::printRegOperand(unsigned reg, raw_ostream &O) {
O << Type << '[' << RegIdx << ':' << (RegIdx + NumRegs - 1) << ']';
}
void AMDGPUInstPrinter::printImmediate(uint32_t Imm, raw_ostream &O) {
int32_t SImm = static_cast<int32_t>(Imm);
if (SImm >= -16 && SImm <= 64) {
O << SImm;
return;
}
if (Imm == FloatToBits(1.0f) ||
Imm == FloatToBits(-1.0f) ||
Imm == FloatToBits(0.5f) ||
Imm == FloatToBits(-0.5f) ||
Imm == FloatToBits(2.0f) ||
Imm == FloatToBits(-2.0f) ||
Imm == FloatToBits(4.0f) ||
Imm == FloatToBits(-4.0f)) {
O << BitsToFloat(Imm);
return;
}
O << formatHex(static_cast<uint64_t>(Imm));
}
void AMDGPUInstPrinter::printOperand(const MCInst *MI, unsigned OpNo,
raw_ostream &O) {
@@ -108,7 +147,7 @@ void AMDGPUInstPrinter::printOperand(const MCInst *MI, unsigned OpNo,
break;
}
} else if (Op.isImm()) {
O << Op.getImm();
printImmediate(Op.getImm(), O);
} else if (Op.isFPImm()) {
O << Op.getFPImm();
} else if (Op.isExpr()) {