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AMDGPU/SI: Emit amd_kernel_code_t in EmitFunctionBodyStart()

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Summary:
This way the function symbol points to the start of amd_kernel_code_t
rather than the start of the function.

Reviewers: arsenm

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D10705

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@240829 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tom Stellard 2015-06-26 21:14:58 +00:00
parent 64b906419e
commit 0d1bd457c6
3 changed files with 19 additions and 8 deletions
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21
lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
View File

@ -89,6 +89,15 @@ AMDGPUAsmPrinter::AMDGPUAsmPrinter(TargetMachine &TM,
std::unique_ptr<MCStreamer> Streamer)
: AsmPrinter(TM, std::move(Streamer)) {}
void AMDGPUAsmPrinter::EmitFunctionBodyStart() {
const AMDGPUSubtarget &STM = MF->getSubtarget<AMDGPUSubtarget>();
SIProgramInfo KernelInfo;
if (STM.isAmdHsaOS()) {
getSIProgramInfo(KernelInfo, *MF);
EmitAmdKernelCodeT(*MF, KernelInfo);
}
}
void AMDGPUAsmPrinter::EmitEndOfAsmFile(Module &M) {
// This label is used to mark the end of the .text section.
@ -113,13 +122,11 @@ bool AMDGPUAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
const AMDGPUSubtarget &STM = MF.getSubtarget<AMDGPUSubtarget>();
SIProgramInfo KernelInfo;
if (STM.isAmdHsaOS()) {
getSIProgramInfo(KernelInfo, MF);
EmitAmdKernelCodeT(MF, KernelInfo);
OutStreamer->EmitCodeAlignment(2 << (MF.getAlignment() - 1));
} else if (STM.getGeneration() >= AMDGPUSubtarget::SOUTHERN_ISLANDS) {
getSIProgramInfo(KernelInfo, MF);
EmitProgramInfoSI(MF, KernelInfo);
if (STM.getGeneration() >= AMDGPUSubtarget::SOUTHERN_ISLANDS) {
if (!STM.isAmdHsaOS()) {
getSIProgramInfo(KernelInfo, MF);
EmitProgramInfoSI(MF, KernelInfo);
}
} else {
EmitProgramInfoR600(MF);
}

2
lib/Target/AMDGPU/AMDGPUAsmPrinter.h
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@ -97,6 +97,8 @@ public:
/// Implemented in AMDGPUMCInstLower.cpp
void EmitInstruction(const MachineInstr *MI) override;
void EmitFunctionBodyStart() override;
void EmitEndOfAsmFile(Module &M) override;
bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,

4
test/CodeGen/AMDGPU/hsa.ll
View File

@ -1,8 +1,10 @@
; RUN: llc < %s -mtriple=amdgcn--amdhsa -mcpu=kaveri | FileCheck --check-prefix=HSA %s
; HSA: {{^}}simple:
; HSA: .section .hsa.version
; HSA-NEXT: .ascii "HSA Code Unit:0.0:AMD:0.1:GFX8.1:0"
; HSA: {{^}}simple:
; Test that the amd_kernel_code_t object is emitted
; HSA: .asciz
; Make sure we are setting the ATC bit:
; HSA: s_mov_b32 s[[HI:[0-9]]], 0x100f000
; HSA: buffer_store_dword v{{[0-9]+}}, s[0:[[HI]]], 0