#include "AMDGPUAsmPrinter.h"
#include "AMDGPU.h"
+#include "R600Defines.h"
+#include "R600MachineFunctionInfo.h"
+#include "R600RegisterInfo.h"
#include "SIDefines.h"
#include "SIMachineFunctionInfo.h"
#include "SIRegisterInfo.h"
-#include "R600MachineFunctionInfo.h"
-#include "R600RegisterInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCSectionELF.h"
#include "llvm/MC/MCStreamer.h"
#include "llvm/Support/ELF.h"
+#include "llvm/Support/MathExtras.h"
#include "llvm/Support/TargetRegistry.h"
#include "llvm/Target/TargetLoweringObjectFile.h"
const MCSectionELF *ConfigSection = getObjFileLowering().getContext()
.getELFSection(".AMDGPU.config",
- ELF::SHT_NULL, 0,
+ ELF::SHT_PROGBITS, 0,
SectionKind::getReadOnly());
OutStreamer.SwitchSection(ConfigSection);
- if (STM.device()->getGeneration() > AMDGPUDeviceInfo::HD6XXX) {
+ if (STM.getGeneration() > AMDGPUSubtarget::NORTHERN_ISLANDS) {
EmitProgramInfoSI(MF);
} else {
EmitProgramInfoR600(MF);
void AMDGPUAsmPrinter::EmitProgramInfoR600(MachineFunction &MF) {
unsigned MaxGPR = 0;
+ bool killPixel = false;
const R600RegisterInfo * RI =
static_cast<const R600RegisterInfo*>(TM.getRegisterInfo());
R600MachineFunctionInfo *MFI = MF.getInfo<R600MachineFunctionInfo>();
+ const AMDGPUSubtarget &STM = TM.getSubtarget<AMDGPUSubtarget>();
for (MachineFunction::iterator BB = MF.begin(), BB_E = MF.end();
BB != BB_E; ++BB) {
for (MachineBasicBlock::iterator I = MBB.begin(), E = MBB.end();
I != E; ++I) {
MachineInstr &MI = *I;
+ if (MI.getOpcode() == AMDGPU::KILLGT)
+ killPixel = true;
unsigned numOperands = MI.getNumOperands();
for (unsigned op_idx = 0; op_idx < numOperands; op_idx++) {
MachineOperand & MO = MI.getOperand(op_idx);
}
}
}
- OutStreamer.EmitIntValue(MaxGPR + 1, 4);
- OutStreamer.EmitIntValue(MFI->StackSize, 4);
+
+ unsigned RsrcReg;
+ if (STM.getGeneration() >= AMDGPUSubtarget::EVERGREEN) {
+ // Evergreen / Northern Islands
+ switch (MFI->ShaderType) {
+ default: // Fall through
+ case ShaderType::COMPUTE: RsrcReg = R_0288D4_SQ_PGM_RESOURCES_LS; break;
+ case ShaderType::GEOMETRY: RsrcReg = R_028878_SQ_PGM_RESOURCES_GS; break;
+ case ShaderType::PIXEL: RsrcReg = R_028844_SQ_PGM_RESOURCES_PS; break;
+ case ShaderType::VERTEX: RsrcReg = R_028860_SQ_PGM_RESOURCES_VS; break;
+ }
+ } else {
+ // R600 / R700
+ switch (MFI->ShaderType) {
+ default: // Fall through
+ case ShaderType::GEOMETRY: // Fall through
+ case ShaderType::COMPUTE: // Fall through
+ case ShaderType::VERTEX: RsrcReg = R_028868_SQ_PGM_RESOURCES_VS; break;
+ case ShaderType::PIXEL: RsrcReg = R_028850_SQ_PGM_RESOURCES_PS; break;
+ }
+ }
+
+ OutStreamer.EmitIntValue(RsrcReg, 4);
+ OutStreamer.EmitIntValue(S_NUM_GPRS(MaxGPR + 1) |
+ S_STACK_SIZE(MFI->StackSize), 4);
+ OutStreamer.EmitIntValue(R_02880C_DB_SHADER_CONTROL, 4);
+ OutStreamer.EmitIntValue(S_02880C_KILL_ENABLE(killPixel), 4);
+
+ if (MFI->ShaderType == ShaderType::COMPUTE) {
+ OutStreamer.EmitIntValue(R_0288E8_SQ_LDS_ALLOC, 4);
+ OutStreamer.EmitIntValue(RoundUpToAlignment(MFI->LDSSize, 4) >> 2, 4);
+ }
}
void AMDGPUAsmPrinter::EmitProgramInfoSI(MachineFunction &MF) {
OutStreamer.EmitIntValue(RsrcReg, 4);
OutStreamer.EmitIntValue(S_00B028_VGPRS(MaxVGPR / 4) | S_00B028_SGPRS(MaxSGPR / 8), 4);
+
+ if (MFI->ShaderType == ShaderType::COMPUTE) {
+ OutStreamer.EmitIntValue(R_00B84C_COMPUTE_PGM_RSRC2, 4);
+ OutStreamer.EmitIntValue(S_00B84C_LDS_SIZE(RoundUpToAlignment(MFI->LDSSize, 256) >> 8), 4);
+ }
if (MFI->ShaderType == ShaderType::PIXEL) {
+ OutStreamer.EmitIntValue(R_00B02C_SPI_SHADER_PGM_RSRC2_PS, 4);
+ OutStreamer.EmitIntValue(S_00B02C_EXTRA_LDS_SIZE(RoundUpToAlignment(MFI->LDSSize, 256) >> 8), 4);
OutStreamer.EmitIntValue(R_0286CC_SPI_PS_INPUT_ENA, 4);
OutStreamer.EmitIntValue(MFI->PSInputAddr, 4);
}