maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

[AMDGPU][GlobalISel] Allow amdgpu_gfx calling conv 

Calling functions from shaders already works with the SelectionDAG.

Differential Revision: https://reviews.llvm.org/D103183
This commit is contained in:
Sebastian Neubauer 2021-05-26 18:50:19 +02:00
parent 108ca7a7e7
commit 0bb60dbe34
2 changed files with 2 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
llvm/lib/Target/AMDGPU/AMDGPUCallLowering.cpp
View File

@ -1252,19 +1252,13 @@ bool AMDGPUCallLowering::lowerCall(MachineIRBuilder &MIRBuilder,
MachineRegisterInfo &MRI = MF.getRegInfo();
const SITargetLowering &TLI = *getTLI<SITargetLowering>();
const DataLayout &DL = F.getParent()->getDataLayout();
CallingConv::ID CallConv = F.getCallingConv();
if (!AMDGPUTargetMachine::EnableFixedFunctionABI &&
CallConv != CallingConv::AMDGPU_Gfx) {
Info.CallConv != CallingConv::AMDGPU_Gfx) {
LLVM_DEBUG(dbgs() << "Variable function ABI not implemented\n");
return false;
}
if (AMDGPU::isShader(CallConv)) {
LLVM_DEBUG(dbgs() << "Unhandled call from graphics shader\n");
return false;
}
SmallVector<ArgInfo, 8> OutArgs;
for (auto &OrigArg : Info.OrigArgs)
splitToValueTypes(OrigArg, OutArgs, DL, Info.CallConv);

1
llvm/test/CodeGen/AMDGPU/pal-simple-indirect-call.ll
View File

@ -5,6 +5,7 @@
; Check that it doesn't crash
; RUN: llc -mtriple=amdgcn-amd-amdpal -mcpu=gfx900 < %s | FileCheck -check-prefixes=GFX9 %s
; RUN: llc -mtriple=amdgcn-amd-amdpal -mcpu=gfx1010 < %s | FileCheck -check-prefixes=GFX10 %s
; RUN: llc -mtriple=amdgcn-amd-amdpal -mcpu=gfx1010 -global-isel < %s | FileCheck -check-prefixes=GFX10 %s
target datalayout = "A5"