R600/SI: Emit configuration value in the .AMDGPU.config ELF section

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179545 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tom Stellard 2013-04-15 17:51:30 +00:00
parent 3a63bf27c5
commit bf1efe6421
2 changed files with 10 additions and 1 deletions

View File

@ -21,7 +21,10 @@
#include "AMDGPU.h"
#include "SIMachineFunctionInfo.h"
#include "SIRegisterInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCSectionELF.h"
#include "llvm/MC/MCStreamer.h"
#include "llvm/Support/ELF.h"
#include "llvm/Support/TargetRegistry.h"
#include "llvm/Target/TargetLoweringObjectFile.h"
@ -50,10 +53,15 @@ bool AMDGPUAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
if (OutStreamer.hasRawTextSupport()) {
OutStreamer.EmitRawText("@" + MF.getName() + ":");
}
OutStreamer.SwitchSection(getObjFileLowering().getTextSection());
if (STM.device()->getGeneration() > AMDGPUDeviceInfo::HD6XXX) {
const MCSectionELF *ConfigSection = getObjFileLowering().getContext()
.getELFSection(".AMDGPU.config",
ELF::SHT_NULL, 0,
SectionKind::getReadOnly());
OutStreamer.SwitchSection(ConfigSection);
EmitProgramInfo(MF);
}
OutStreamer.SwitchSection(getObjFileLowering().getTextSection());
EmitFunctionBody();
return false;
}

View File

@ -1,6 +1,7 @@
; RUN: llc < %s -march=r600 -mcpu=SI -filetype=obj | llvm-readobj -s - | FileCheck %s
; CHECK: Format: ELF32
; CHECK: Name: .AMDGPU.config
define void @test(i32 %p) {
%i = add i32 %p, 2
%r = bitcast i32 %i to float