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29 lines
1.5 KiB
LLVM
29 lines
1.5 KiB
LLVM
; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=tahiti -o - -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,LOOP %s
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; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=hawaii -o - -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,LOOP %s
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; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=fiji -o - -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,LOOP %s
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; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx900 -o - -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,NOLOOP %s
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; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx1010 -o - -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,NOLOOP %s
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; GCN-LABEL: {{^}}gws_sema_br_offset0:
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; NOLOOP-DAG: s_load_dword [[BAR_NUM:s[0-9]+]]
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; NOLOOP-DAG: s_mov_b32 m0, 0{{$}}
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; NOLOOP: v_mov_b32_e32 v0, [[BAR_NUM]]
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; NOLOOP: ds_gws_sema_br v0 gds{{$}}
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; LOOP: s_mov_b32 m0, 0{{$}}
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; LOOP: [[LOOP:BB[0-9]+_[0-9]+]]:
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; LOOP-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_TRAPSTS, 8, 1), 0
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; LOOP-NEXT: ds_gws_sema_br v0 gds
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; LOOP-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; LOOP-NEXT: s_getreg_b32 [[GETREG:s[0-9]+]], hwreg(HW_REG_TRAPSTS, 8, 1)
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; LOOP-NEXT: s_cmp_lg_u32 [[GETREG]], 0
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; LOOP-NEXT: s_cbranch_scc1 [[LOOP]]
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define amdgpu_kernel void @gws_sema_br_offset0(i32 %val) #0 {
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call void @llvm.amdgcn.ds.gws.sema.br(i32 %val, i32 0)
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ret void
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}
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declare void @llvm.amdgcn.ds.gws.sema.br(i32, i32) #0
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attributes #0 = { convergent inaccessiblememonly nounwind }
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