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AMDGPU: Fix not adding ImplicitBufferPtr as a live-in

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Fixes missing test from r293000.

llvm-svn: 362275
This commit is contained in:
Matt Arsenault 2019-05-31 22:47:36 +00:00
parent abb2a93c53
commit 302eedcbfa
2 changed files with 18 additions and 1 deletions
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5
llvm/lib/Target/AMDGPU/SIFrameLowering.cpp
View File

@ -419,7 +419,7 @@ void SIFrameLowering::emitEntryFunctionScratchSetup(const GCNSubtarget &ST,
}
}
MF.getRegInfo().addLiveIn(GitPtrLo);
MF.front().addLiveIn(GitPtrLo);
MBB.addLiveIn(GitPtrLo);
BuildMI(MBB, I, DL, SMovB32, RsrcLo)
.addReg(GitPtrLo)
.addReg(ScratchRsrcReg, RegState::ImplicitDefine);
@ -487,6 +487,9 @@ void SIFrameLowering::emitEntryFunctionScratchSetup(const GCNSubtarget &ST,
.addImm(0) // dlc
.addMemOperand(MMO)
.addReg(ScratchRsrcReg, RegState::ImplicitDefine);
MF.getRegInfo().addLiveIn(MFI->getImplicitBufferPtrUserSGPR());
MBB.addLiveIn(MFI->getImplicitBufferPtrUserSGPR());
}
} else {
unsigned Rsrc0 = TRI->getSubReg(ScratchRsrcReg, AMDGPU::sub0);

14
llvm/test/CodeGen/AMDGPU/mesa3d.ll Normal file
View File

@ -0,0 +1,14 @@
; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN %s
; GCN-LABEL: {{^}}scratch_ps:
; GCN: s_load_dwordx2 s[4:5], s[0:1], 0x0{{$}}
; GCN-DAG: s_mov_b32 s6, -1{{$}}
; GCN-DAG: s_mov_b32 s7, 0xe8f000
; GCN-DAG: v_mov_b32_e32 [[V:v[0-9]+]], 2
; GCN: buffer_store_dword [[V]], off, s[4:7], s2 offset:4
define amdgpu_ps void @scratch_ps(i32 addrspace(1)* %out, i32 %in) {
entry:
%alloca = alloca i32, addrspace(5)
store volatile i32 2, i32 addrspace(5)* %alloca
ret void
}