7f9eabd2c2
Allocating larger register classes first should give better allocation results (and more importantly for myself, make the lit tests more stable with respect to scheduler changes). Patch by Matthias Braun llvm-svn: 270312
51 lines
3.1 KiB
LLVM
51 lines
3.1 KiB
LLVM
; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=FUNC -check-prefix=SI -check-prefix=GCN %s
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; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=FUNC -check-prefix=VI -check-prefix=GCN %s
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; FUNC-LABEL: {{^}}cluster_arg_loads:
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; FIXME: Due to changes in the load clustering heuristics. We no longer
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; cluster all argument loads together on SI.
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; SI: s_load_dword s{{[0-9]+}}, s{{\[[0-9]+:[0-9]+\]}}, 0xd
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; SI-NEXT: s_load_dword s{{[0-9]+}}, s{{\[[0-9]+:[0-9]+\]}}, 0xe
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; SI: s_load_dwordx2 s{{\[[0-9]+:[0-9]+\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0x9
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; SI-NEXT: s_load_dwordx2 s{{\[[0-9]+:[0-9]+\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0xb
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; VI: s_load_dword s{{[0-9]+}}, s{{\[[0-9]+:[0-9]+\]}}, 0x34
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; VI: s_load_dword s{{[0-9]+}}, s{{\[[0-9]+:[0-9]+\]}}, 0x38
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; VI: s_load_dwordx2 s{{\[[0-9]+:[0-9]+\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0x24
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; VI: s_load_dwordx2 s{{\[[0-9]+:[0-9]+\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0x2c
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define void @cluster_arg_loads(i32 addrspace(1)* %out0, i32 addrspace(1)* %out1, i32 %x, i32 %y) nounwind {
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store i32 %x, i32 addrspace(1)* %out0, align 4
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store i32 %y, i32 addrspace(1)* %out1, align 4
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ret void
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}
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; Test for a crash in SIInstrInfo::areLoadsFromSameBasePtr() when
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; s_load_dwordx2 has a register offset
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; FUNC-LABEL: @same_base_ptr_crash
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; GCN: s_load_dwordx2
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; GCN: s_load_dwordx2
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; GCN: s_load_dwordx2
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; GCN: s_endpgm
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define void @same_base_ptr_crash(i64 addrspace(1)* %out,
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i64 %arg0, i64 %arg1, i64 %arg2, i64 %arg3, i64 %arg4, i64 %arg5, i64 %arg6, i64 %arg7,
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i64 %arg8, i64 %arg9, i64 %arg10, i64 %arg11, i64 %arg12, i64 %arg13, i64 %arg14, i64 %arg15,
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i64 %arg16, i64 %arg17, i64 %arg18, i64 %arg19, i64 %arg20, i64 %arg21, i64 %arg22, i64 %arg23,
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i64 %arg24, i64 %arg25, i64 %arg26, i64 %arg27, i64 %arg28, i64 %arg29, i64 %arg30, i64 %arg31,
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i64 %arg32, i64 %arg33, i64 %arg34, i64 %arg35, i64 %arg36, i64 %arg37, i64 %arg38, i64 %arg39,
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i64 %arg40, i64 %arg41, i64 %arg42, i64 %arg43, i64 %arg44, i64 %arg45, i64 %arg46, i64 %arg47,
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i64 %arg48, i64 %arg49, i64 %arg50, i64 %arg51, i64 %arg52, i64 %arg53, i64 %arg54, i64 %arg55,
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i64 %arg56, i64 %arg57, i64 %arg58, i64 %arg59, i64 %arg60, i64 %arg61, i64 %arg62, i64 %arg63,
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i64 %arg64, i64 %arg65, i64 %arg66, i64 %arg67, i64 %arg68, i64 %arg69, i64 %arg70, i64 %arg71,
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i64 %arg72, i64 %arg73, i64 %arg74, i64 %arg75, i64 %arg76, i64 %arg77, i64 %arg78, i64 %arg79,
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i64 %arg80, i64 %arg81, i64 %arg82, i64 %arg83, i64 %arg84, i64 %arg85, i64 %arg86, i64 %arg87,
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i64 %arg88, i64 %arg89, i64 %arg90, i64 %arg91, i64 %arg92, i64 %arg93, i64 %arg94, i64 %arg95,
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i64 %arg96, i64 %arg97, i64 %arg98, i64 %arg99, i64 %arg100, i64 %arg101, i64 %arg102, i64 %arg103,
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i64 %arg104, i64 %arg105, i64 %arg106, i64 %arg107, i64 %arg108, i64 %arg109, i64 %arg110, i64 %arg111,
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i64 %arg112, i64 %arg113, i64 %arg114, i64 %arg115, i64 %arg116, i64 %arg117, i64 %arg118, i64 %arg119,
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i64 %arg120, i64 %arg121, i64 %arg122, i64 %arg123, i64 %arg124, i64 %arg125, i64 %arg126) {
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entry:
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%value = add i64 %arg125, %arg126
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store i64 %value, i64 addrspace(1)* %out, align 8
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ret void
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}
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