54 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			54 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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| ; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 < %s | FileCheck %s -check-prefix=MUBUF
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| ; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -amdgpu-enable-flat-scratch < %s | FileCheck %s -check-prefix=FLATSCR
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| 
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| ; Make sure there's no assertion from passing a 0 alignment value
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| define void @memcpy_fixed_align(i8 addrspace(5)*  %dst, i8 addrspace(1)* %src) {
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| ; MUBUF-LABEL: memcpy_fixed_align:
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| ; MUBUF:       ; %bb.0:
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| ; MUBUF-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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| ; MUBUF-NEXT:    global_load_dword v0, v[1:2], off offset:36
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| ; MUBUF-NEXT:    global_load_dword v11, v[1:2], off offset:32
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| ; MUBUF-NEXT:    global_load_dwordx4 v[3:6], v[1:2], off offset:16
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| ; MUBUF-NEXT:    global_load_dwordx4 v[7:10], v[1:2], off
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| ; MUBUF-NEXT:    s_waitcnt vmcnt(3)
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| ; MUBUF-NEXT:    buffer_store_dword v0, off, s[0:3], s32 offset:36
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| ; MUBUF-NEXT:    s_waitcnt vmcnt(3)
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| ; MUBUF-NEXT:    buffer_store_dword v11, off, s[0:3], s32 offset:32
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| ; MUBUF-NEXT:    s_waitcnt vmcnt(3)
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| ; MUBUF-NEXT:    buffer_store_dword v6, off, s[0:3], s32 offset:28
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| ; MUBUF-NEXT:    buffer_store_dword v5, off, s[0:3], s32 offset:24
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| ; MUBUF-NEXT:    buffer_store_dword v4, off, s[0:3], s32 offset:20
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| ; MUBUF-NEXT:    buffer_store_dword v3, off, s[0:3], s32 offset:16
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| ; MUBUF-NEXT:    s_waitcnt vmcnt(6)
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| ; MUBUF-NEXT:    buffer_store_dword v10, off, s[0:3], s32 offset:12
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| ; MUBUF-NEXT:    buffer_store_dword v9, off, s[0:3], s32 offset:8
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| ; MUBUF-NEXT:    buffer_store_dword v8, off, s[0:3], s32 offset:4
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| ; MUBUF-NEXT:    buffer_store_dword v7, off, s[0:3], s32
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| ; MUBUF-NEXT:    s_waitcnt vmcnt(0)
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| ; MUBUF-NEXT:    s_setpc_b64 s[30:31]
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| ;
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| ; FLATSCR-LABEL: memcpy_fixed_align:
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| ; FLATSCR:       ; %bb.0:
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| ; FLATSCR-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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| ; FLATSCR-NEXT:    global_load_dwordx2 v[11:12], v[1:2], off offset:32
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| ; FLATSCR-NEXT:    global_load_dwordx4 v[3:6], v[1:2], off offset:16
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| ; FLATSCR-NEXT:    global_load_dwordx4 v[7:10], v[1:2], off
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| ; FLATSCR-NEXT:    s_waitcnt vmcnt(2)
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| ; FLATSCR-NEXT:    scratch_store_dwordx2 off, v[11:12], s32 offset:32
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| ; FLATSCR-NEXT:    s_waitcnt vmcnt(2)
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| ; FLATSCR-NEXT:    scratch_store_dwordx4 off, v[3:6], s32 offset:16
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| ; FLATSCR-NEXT:    s_waitcnt vmcnt(2)
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| ; FLATSCR-NEXT:    scratch_store_dwordx4 off, v[7:10], s32
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| ; FLATSCR-NEXT:    s_waitcnt vmcnt(0)
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| ; FLATSCR-NEXT:    s_setpc_b64 s[30:31]
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|   %alloca = alloca [40 x i8], addrspace(5)
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|   %cast = bitcast [40 x i8] addrspace(5)* %alloca to i8 addrspace(5)*
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|   call void @llvm.memcpy.p5i8.p1i8.i64(i8 addrspace(5)* align 4 dereferenceable(40) %cast, i8 addrspace(1)* align 4 dereferenceable(40) %src, i64 40, i1 false)
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|   ret void
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| }
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| 
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| declare void @llvm.memcpy.p5i8.p1i8.i64(i8 addrspace(5)* noalias nocapture writeonly, i8 addrspace(1)* noalias nocapture readonly, i64, i1 immarg) #0
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| 
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| attributes #0 = { argmemonly nounwind willreturn }
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