43e94b15ea
Discussed here: http://lists.llvm.org/pipermail/llvm-dev/2018-January/120320.html In preparation for adding support for named vregs we are changing the sigil for physical registers in MIR to '$' from '%'. This will prevent name clashes of named physical register with named vregs. llvm-svn: 323922
20 lines
1.3 KiB
LLVM
20 lines
1.3 KiB
LLVM
; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx803 -stop-before=si-debugger-insert-nops < %s | FileCheck --check-prefix=GCN %s
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; GCN-LABEL: name: syncscopes
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; GCN: FLAT_STORE_DWORD killed renamable $vgpr1_vgpr2, killed renamable $vgpr0, 0, 0, 0, implicit $exec, implicit $flat_scr :: (volatile store syncscope("agent") seq_cst 4 into %ir.agent_out, addrspace 4)
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; GCN: FLAT_STORE_DWORD killed renamable $vgpr4_vgpr5, killed renamable $vgpr3, 0, 0, 0, implicit $exec, implicit $flat_scr :: (volatile store syncscope("workgroup") seq_cst 4 into %ir.workgroup_out, addrspace 4)
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; GCN: FLAT_STORE_DWORD killed renamable $vgpr7_vgpr8, killed renamable $vgpr6, 0, 0, 0, implicit $exec, implicit $flat_scr :: (volatile store syncscope("wavefront") seq_cst 4 into %ir.wavefront_out, addrspace 4)
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define void @syncscopes(
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i32 %agent,
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i32 addrspace(4)* %agent_out,
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i32 %workgroup,
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i32 addrspace(4)* %workgroup_out,
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i32 %wavefront,
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i32 addrspace(4)* %wavefront_out) {
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entry:
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store atomic i32 %agent, i32 addrspace(4)* %agent_out syncscope("agent") seq_cst, align 4
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store atomic i32 %workgroup, i32 addrspace(4)* %workgroup_out syncscope("workgroup") seq_cst, align 4
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store atomic i32 %wavefront, i32 addrspace(4)* %wavefront_out syncscope("wavefront") seq_cst, align 4
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ret void
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}
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