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llvm-6502/test/CodeGen/R600/llvm.memcpy.ll
Matt Arsenault 85dc7da6f3 R600: Increase nearby load scheduling threshold. 
This partially fixes weird looking load scheduling
in memcpy test. The load clustering doesn't seem
particularly smart, but this method seems to be partially
deprecated so it might not be worth trying to fix.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214943 91177308-0d34-0410-b5e6-96231b3b80d8
2014-08-06 00:29:49 +00:00

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; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
declare void @llvm.memcpy.p3i8.p3i8.i32(i8 addrspace(3)* nocapture, i8 addrspace(3)* nocapture, i32, i32, i1) nounwind
declare void @llvm.memcpy.p1i8.p1i8.i64(i8 addrspace(1)* nocapture, i8 addrspace(1)* nocapture, i64, i32, i1) nounwind
; FUNC-LABEL: @test_small_memcpy_i64_lds_to_lds_align1
; SI: DS_READ_U8
; SI: DS_WRITE_B8
; SI: DS_READ_U8
; SI: DS_WRITE_B8
; SI: DS_READ_U8
; SI: DS_WRITE_B8
; SI: DS_READ_U8
; SI: DS_WRITE_B8
; SI: DS_READ_U8
; SI: DS_WRITE_B8
; SI: DS_READ_U8
; SI: DS_WRITE_B8
; SI: DS_READ_U8
; SI: DS_WRITE_B8
; SI: DS_READ_U8
; SI: DS_WRITE_B8
; SI: DS_READ_U8
; SI: DS_WRITE_B8
; SI: DS_READ_U8
; SI: DS_WRITE_B8
; SI: DS_READ_U8
; SI: DS_WRITE_B8
; SI: DS_READ_U8
; SI: DS_WRITE_B8
; SI: DS_READ_U8
; SI: DS_WRITE_B8
; SI: DS_READ_U8
; SI: DS_WRITE_B8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_READ_U8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: DS_WRITE_B8
; SI: S_ENDPGM
define void @test_small_memcpy_i64_lds_to_lds_align1(i64 addrspace(3)* noalias %out, i64 addrspace(3)* noalias %in) nounwind {
%bcin = bitcast i64 addrspace(3)* %in to i8 addrspace(3)*
%bcout = bitcast i64 addrspace(3)* %out to i8 addrspace(3)*
call void @llvm.memcpy.p3i8.p3i8.i32(i8 addrspace(3)* %bcout, i8 addrspace(3)* %bcin, i32 32, i32 1, i1 false) nounwind
ret void
}
; FUNC-LABEL: @test_small_memcpy_i64_lds_to_lds_align2
; SI: DS_READ_U16
; SI: DS_READ_U16
; SI: DS_READ_U16
; SI: DS_READ_U16
; SI: DS_READ_U16
; SI: DS_READ_U16
; SI: DS_READ_U16
; SI: DS_READ_U16
; SI: DS_READ_U16
; SI: DS_READ_U16
; SI: DS_READ_U16
; SI: DS_READ_U16
; SI: DS_READ_U16
; SI: DS_READ_U16
; SI: DS_READ_U16
; SI: DS_READ_U16
; SI: DS_WRITE_B16
; SI: DS_WRITE_B16
; SI: DS_WRITE_B16
; SI: DS_WRITE_B16
; SI: DS_WRITE_B16
; SI: DS_WRITE_B16
; SI: DS_WRITE_B16
; SI: DS_WRITE_B16
; SI: DS_WRITE_B16
; SI: DS_WRITE_B16
; SI: DS_WRITE_B16
; SI: DS_WRITE_B16
; SI: DS_WRITE_B16
; SI: DS_WRITE_B16
; SI: DS_WRITE_B16
; SI: DS_WRITE_B16
; SI: S_ENDPGM
define void @test_small_memcpy_i64_lds_to_lds_align2(i64 addrspace(3)* noalias %out, i64 addrspace(3)* noalias %in) nounwind {
%bcin = bitcast i64 addrspace(3)* %in to i8 addrspace(3)*
%bcout = bitcast i64 addrspace(3)* %out to i8 addrspace(3)*
call void @llvm.memcpy.p3i8.p3i8.i32(i8 addrspace(3)* %bcout, i8 addrspace(3)* %bcin, i32 32, i32 2, i1 false) nounwind
ret void
}
; FUNC-LABEL: @test_small_memcpy_i64_lds_to_lds_align4
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI: S_ENDPGM
define void @test_small_memcpy_i64_lds_to_lds_align4(i64 addrspace(3)* noalias %out, i64 addrspace(3)* noalias %in) nounwind {
%bcin = bitcast i64 addrspace(3)* %in to i8 addrspace(3)*
%bcout = bitcast i64 addrspace(3)* %out to i8 addrspace(3)*
call void @llvm.memcpy.p3i8.p3i8.i32(i8 addrspace(3)* %bcout, i8 addrspace(3)* %bcin, i32 32, i32 4, i1 false) nounwind
ret void
}
; FIXME: Use 64-bit ops
; FUNC-LABEL: @test_small_memcpy_i64_lds_to_lds_align8
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: DS_READ_B32
; SI-DAG: DS_WRITE_B32
; SI-DAG: S_ENDPGM
define void @test_small_memcpy_i64_lds_to_lds_align8(i64 addrspace(3)* noalias %out, i64 addrspace(3)* noalias %in) nounwind {
%bcin = bitcast i64 addrspace(3)* %in to i8 addrspace(3)*
%bcout = bitcast i64 addrspace(3)* %out to i8 addrspace(3)*
call void @llvm.memcpy.p3i8.p3i8.i32(i8 addrspace(3)* %bcout, i8 addrspace(3)* %bcin, i32 32, i32 8, i1 false) nounwind
ret void
}
; FUNC-LABEL: @test_small_memcpy_i64_global_to_global_align1
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI-DAG: BUFFER_LOAD_UBYTE
; SI-DAG: BUFFER_STORE_BYTE
; SI: S_ENDPGM
define void @test_small_memcpy_i64_global_to_global_align1(i64 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %in) nounwind {
%bcin = bitcast i64 addrspace(1)* %in to i8 addrspace(1)*
%bcout = bitcast i64 addrspace(1)* %out to i8 addrspace(1)*
call void @llvm.memcpy.p1i8.p1i8.i64(i8 addrspace(1)* %bcout, i8 addrspace(1)* %bcin, i64 32, i32 1, i1 false) nounwind
ret void
}
; FUNC-LABEL: @test_small_memcpy_i64_global_to_global_align2
; SI-DAG: BUFFER_LOAD_USHORT
; SI-DAG: BUFFER_LOAD_USHORT
; SI-DAG: BUFFER_LOAD_USHORT
; SI-DAG: BUFFER_LOAD_USHORT
; SI-DAG: BUFFER_LOAD_USHORT
; SI-DAG: BUFFER_LOAD_USHORT
; SI-DAG: BUFFER_LOAD_USHORT
; SI-DAG: BUFFER_LOAD_USHORT
; SI-DAG: BUFFER_LOAD_USHORT
; SI-DAG: BUFFER_LOAD_USHORT
; SI-DAG: BUFFER_LOAD_USHORT
; SI-DAG: BUFFER_LOAD_USHORT
; SI-DAG: BUFFER_LOAD_USHORT
; SI-DAG: BUFFER_LOAD_USHORT
; SI-DAG: BUFFER_LOAD_USHORT
; SI-DAG: BUFFER_LOAD_USHORT
; SI-DAG: BUFFER_STORE_SHORT
; SI-DAG: BUFFER_STORE_SHORT
; SI-DAG: BUFFER_STORE_SHORT
; SI-DAG: BUFFER_STORE_SHORT
; SI-DAG: BUFFER_STORE_SHORT
; SI-DAG: BUFFER_STORE_SHORT
; SI-DAG: BUFFER_STORE_SHORT
; SI-DAG: BUFFER_STORE_SHORT
; SI-DAG: BUFFER_STORE_SHORT
; SI-DAG: BUFFER_STORE_SHORT
; SI-DAG: BUFFER_STORE_SHORT
; SI-DAG: BUFFER_STORE_SHORT
; SI-DAG: BUFFER_STORE_SHORT
; SI-DAG: BUFFER_STORE_SHORT
; SI-DAG: BUFFER_STORE_SHORT
; SI-DAG: BUFFER_STORE_SHORT
; SI: S_ENDPGM
define void @test_small_memcpy_i64_global_to_global_align2(i64 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %in) nounwind {
%bcin = bitcast i64 addrspace(1)* %in to i8 addrspace(1)*
%bcout = bitcast i64 addrspace(1)* %out to i8 addrspace(1)*
call void @llvm.memcpy.p1i8.p1i8.i64(i8 addrspace(1)* %bcout, i8 addrspace(1)* %bcin, i64 32, i32 2, i1 false) nounwind
ret void
}
; FUNC-LABEL: @test_small_memcpy_i64_global_to_global_align4
; SI: BUFFER_LOAD_DWORDX4
; SI: BUFFER_LOAD_DWORDX4
; SI: BUFFER_STORE_DWORDX4
; SI: BUFFER_STORE_DWORDX4
; SI: S_ENDPGM
define void @test_small_memcpy_i64_global_to_global_align4(i64 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %in) nounwind {
%bcin = bitcast i64 addrspace(1)* %in to i8 addrspace(1)*
%bcout = bitcast i64 addrspace(1)* %out to i8 addrspace(1)*
call void @llvm.memcpy.p1i8.p1i8.i64(i8 addrspace(1)* %bcout, i8 addrspace(1)* %bcin, i64 32, i32 4, i1 false) nounwind
ret void
}
; FUNC-LABEL: @test_small_memcpy_i64_global_to_global_align8
; SI: BUFFER_LOAD_DWORDX4
; SI: BUFFER_LOAD_DWORDX4
; SI: BUFFER_STORE_DWORDX4
; SI: BUFFER_STORE_DWORDX4
; SI: S_ENDPGM
define void @test_small_memcpy_i64_global_to_global_align8(i64 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %in) nounwind {
%bcin = bitcast i64 addrspace(1)* %in to i8 addrspace(1)*
%bcout = bitcast i64 addrspace(1)* %out to i8 addrspace(1)*
call void @llvm.memcpy.p1i8.p1i8.i64(i8 addrspace(1)* %bcout, i8 addrspace(1)* %bcin, i64 32, i32 8, i1 false) nounwind
ret void
}
; FUNC-LABEL: @test_small_memcpy_i64_global_to_global_align16
; SI: BUFFER_LOAD_DWORDX4
; SI: BUFFER_LOAD_DWORDX4
; SI: BUFFER_STORE_DWORDX4
; SI: BUFFER_STORE_DWORDX4
; SI: S_ENDPGM
define void @test_small_memcpy_i64_global_to_global_align16(i64 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %in) nounwind {
%bcin = bitcast i64 addrspace(1)* %in to i8 addrspace(1)*
%bcout = bitcast i64 addrspace(1)* %out to i8 addrspace(1)*
call void @llvm.memcpy.p1i8.p1i8.i64(i8 addrspace(1)* %bcout, i8 addrspace(1)* %bcin, i64 32, i32 16, i1 false) nounwind
ret void
}
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