mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-26 23:29:22 +00:00
f1b16047b7
Add some more tests to make sure better operand choices are still made. Leave some cases that seem to have no reason to ever be e64 alone. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@217789 91177308-0d34-0410-b5e6-96231b3b80d8
298 lines
9.8 KiB
LLVM
298 lines
9.8 KiB
LLVM
; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
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; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
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declare i32 @llvm.ctpop.i32(i32) nounwind readnone
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declare <2 x i32> @llvm.ctpop.v2i32(<2 x i32>) nounwind readnone
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declare <4 x i32> @llvm.ctpop.v4i32(<4 x i32>) nounwind readnone
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declare <8 x i32> @llvm.ctpop.v8i32(<8 x i32>) nounwind readnone
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declare <16 x i32> @llvm.ctpop.v16i32(<16 x i32>) nounwind readnone
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; FUNC-LABEL: @s_ctpop_i32:
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; SI: S_LOAD_DWORD [[SVAL:s[0-9]+]],
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; SI: S_BCNT1_I32_B32 [[SRESULT:s[0-9]+]], [[SVAL]]
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; SI: V_MOV_B32_e32 [[VRESULT:v[0-9]+]], [[SRESULT]]
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; SI: BUFFER_STORE_DWORD [[VRESULT]],
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; SI: S_ENDPGM
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; EG: BCNT_INT
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define void @s_ctpop_i32(i32 addrspace(1)* noalias %out, i32 %val) nounwind {
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%ctpop = call i32 @llvm.ctpop.i32(i32 %val) nounwind readnone
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store i32 %ctpop, i32 addrspace(1)* %out, align 4
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ret void
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}
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; XXX - Why 0 in register?
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; FUNC-LABEL: @v_ctpop_i32:
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; SI: BUFFER_LOAD_DWORD [[VAL:v[0-9]+]],
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; SI: V_MOV_B32_e32 [[VZERO:v[0-9]+]], 0
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; SI: V_BCNT_U32_B32_e32 [[RESULT:v[0-9]+]], [[VAL]], [[VZERO]]
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; SI: BUFFER_STORE_DWORD [[RESULT]],
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; SI: S_ENDPGM
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; EG: BCNT_INT
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define void @v_ctpop_i32(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %in) nounwind {
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%val = load i32 addrspace(1)* %in, align 4
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%ctpop = call i32 @llvm.ctpop.i32(i32 %val) nounwind readnone
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store i32 %ctpop, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: @v_ctpop_add_chain_i32
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; SI: BUFFER_LOAD_DWORD [[VAL0:v[0-9]+]],
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; SI: BUFFER_LOAD_DWORD [[VAL1:v[0-9]+]],
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; SI: V_MOV_B32_e32 [[VZERO:v[0-9]+]], 0
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; SI: V_BCNT_U32_B32_e32 [[MIDRESULT:v[0-9]+]], [[VAL1]], [[VZERO]]
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; SI-NEXT: V_BCNT_U32_B32_e32 [[RESULT:v[0-9]+]], [[VAL0]], [[MIDRESULT]]
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; SI: BUFFER_STORE_DWORD [[RESULT]],
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; SI: S_ENDPGM
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; EG: BCNT_INT
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; EG: BCNT_INT
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define void @v_ctpop_add_chain_i32(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %in0, i32 addrspace(1)* noalias %in1) nounwind {
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%val0 = load i32 addrspace(1)* %in0, align 4
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%val1 = load i32 addrspace(1)* %in1, align 4
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%ctpop0 = call i32 @llvm.ctpop.i32(i32 %val0) nounwind readnone
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%ctpop1 = call i32 @llvm.ctpop.i32(i32 %val1) nounwind readnone
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%add = add i32 %ctpop0, %ctpop1
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store i32 %add, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: @v_ctpop_add_sgpr_i32
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; SI: BUFFER_LOAD_DWORD [[VAL0:v[0-9]+]],
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; SI-NEXT: S_WAITCNT
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; SI-NEXT: V_BCNT_U32_B32_e64 [[RESULT:v[0-9]+]], [[VAL0]], s{{[0-9]+}}
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; SI-NEXT: BUFFER_STORE_DWORD [[RESULT]],
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; SI: S_ENDPGM
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define void @v_ctpop_add_sgpr_i32(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %in0, i32 addrspace(1)* noalias %in1, i32 %sval) nounwind {
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%val0 = load i32 addrspace(1)* %in0, align 4
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%ctpop0 = call i32 @llvm.ctpop.i32(i32 %val0) nounwind readnone
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%add = add i32 %ctpop0, %sval
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store i32 %add, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: @v_ctpop_v2i32:
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: S_ENDPGM
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; EG: BCNT_INT
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; EG: BCNT_INT
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define void @v_ctpop_v2i32(<2 x i32> addrspace(1)* noalias %out, <2 x i32> addrspace(1)* noalias %in) nounwind {
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%val = load <2 x i32> addrspace(1)* %in, align 8
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%ctpop = call <2 x i32> @llvm.ctpop.v2i32(<2 x i32> %val) nounwind readnone
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store <2 x i32> %ctpop, <2 x i32> addrspace(1)* %out, align 8
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ret void
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}
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; FUNC-LABEL: @v_ctpop_v4i32:
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: S_ENDPGM
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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define void @v_ctpop_v4i32(<4 x i32> addrspace(1)* noalias %out, <4 x i32> addrspace(1)* noalias %in) nounwind {
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%val = load <4 x i32> addrspace(1)* %in, align 16
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%ctpop = call <4 x i32> @llvm.ctpop.v4i32(<4 x i32> %val) nounwind readnone
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store <4 x i32> %ctpop, <4 x i32> addrspace(1)* %out, align 16
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ret void
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}
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; FUNC-LABEL: @v_ctpop_v8i32:
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: S_ENDPGM
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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define void @v_ctpop_v8i32(<8 x i32> addrspace(1)* noalias %out, <8 x i32> addrspace(1)* noalias %in) nounwind {
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%val = load <8 x i32> addrspace(1)* %in, align 32
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%ctpop = call <8 x i32> @llvm.ctpop.v8i32(<8 x i32> %val) nounwind readnone
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store <8 x i32> %ctpop, <8 x i32> addrspace(1)* %out, align 32
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ret void
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}
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; FUNC-LABEL: @v_ctpop_v16i32:
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: V_BCNT_U32_B32_e32
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; SI: S_ENDPGM
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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; EG: BCNT_INT
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define void @v_ctpop_v16i32(<16 x i32> addrspace(1)* noalias %out, <16 x i32> addrspace(1)* noalias %in) nounwind {
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%val = load <16 x i32> addrspace(1)* %in, align 32
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%ctpop = call <16 x i32> @llvm.ctpop.v16i32(<16 x i32> %val) nounwind readnone
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store <16 x i32> %ctpop, <16 x i32> addrspace(1)* %out, align 32
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ret void
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}
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; FUNC-LABEL: @v_ctpop_i32_add_inline_constant:
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; SI: BUFFER_LOAD_DWORD [[VAL:v[0-9]+]],
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; SI: V_BCNT_U32_B32_e64 [[RESULT:v[0-9]+]], [[VAL]], 4
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; SI: BUFFER_STORE_DWORD [[RESULT]],
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; SI: S_ENDPGM
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; EG: BCNT_INT
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define void @v_ctpop_i32_add_inline_constant(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %in) nounwind {
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%val = load i32 addrspace(1)* %in, align 4
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%ctpop = call i32 @llvm.ctpop.i32(i32 %val) nounwind readnone
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%add = add i32 %ctpop, 4
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store i32 %add, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: @v_ctpop_i32_add_inline_constant_inv:
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; SI: BUFFER_LOAD_DWORD [[VAL:v[0-9]+]],
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; SI: V_BCNT_U32_B32_e64 [[RESULT:v[0-9]+]], [[VAL]], 4
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; SI: BUFFER_STORE_DWORD [[RESULT]],
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; SI: S_ENDPGM
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; EG: BCNT_INT
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define void @v_ctpop_i32_add_inline_constant_inv(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %in) nounwind {
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%val = load i32 addrspace(1)* %in, align 4
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%ctpop = call i32 @llvm.ctpop.i32(i32 %val) nounwind readnone
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%add = add i32 4, %ctpop
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store i32 %add, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: @v_ctpop_i32_add_literal:
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; SI: BUFFER_LOAD_DWORD [[VAL:v[0-9]+]],
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; SI: V_MOV_B32_e32 [[LIT:v[0-9]+]], 0x1869f
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; SI: V_BCNT_U32_B32_e32 [[RESULT:v[0-9]+]], [[VAL]], [[LIT]]
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; SI: BUFFER_STORE_DWORD [[RESULT]],
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; SI: S_ENDPGM
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define void @v_ctpop_i32_add_literal(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %in) nounwind {
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%val = load i32 addrspace(1)* %in, align 4
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%ctpop = call i32 @llvm.ctpop.i32(i32 %val) nounwind readnone
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%add = add i32 %ctpop, 99999
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store i32 %add, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: @v_ctpop_i32_add_var:
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; SI-DAG: BUFFER_LOAD_DWORD [[VAL:v[0-9]+]],
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; SI-DAG: S_LOAD_DWORD [[VAR:s[0-9]+]],
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; SI: V_BCNT_U32_B32_e64 [[RESULT:v[0-9]+]], [[VAL]], [[VAR]]
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; SI: BUFFER_STORE_DWORD [[RESULT]],
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; SI: S_ENDPGM
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; EG: BCNT_INT
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define void @v_ctpop_i32_add_var(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %in, i32 %const) nounwind {
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%val = load i32 addrspace(1)* %in, align 4
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%ctpop = call i32 @llvm.ctpop.i32(i32 %val) nounwind readnone
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%add = add i32 %ctpop, %const
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store i32 %add, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: @v_ctpop_i32_add_var_inv:
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; SI-DAG: BUFFER_LOAD_DWORD [[VAL:v[0-9]+]],
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; SI-DAG: S_LOAD_DWORD [[VAR:s[0-9]+]],
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; SI: V_BCNT_U32_B32_e64 [[RESULT:v[0-9]+]], [[VAL]], [[VAR]]
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; SI: BUFFER_STORE_DWORD [[RESULT]],
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; SI: S_ENDPGM
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; EG: BCNT_INT
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define void @v_ctpop_i32_add_var_inv(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %in, i32 %const) nounwind {
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%val = load i32 addrspace(1)* %in, align 4
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%ctpop = call i32 @llvm.ctpop.i32(i32 %val) nounwind readnone
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%add = add i32 %const, %ctpop
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store i32 %add, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: @v_ctpop_i32_add_vvar_inv
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; SI-DAG: BUFFER_LOAD_DWORD [[VAL:v[0-9]+]], s[{{[0-9]+:[0-9]+}}], {{0$}}
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; SI-DAG: BUFFER_LOAD_DWORD [[VAR:v[0-9]+]], s[{{[0-9]+:[0-9]+}}], 0 offset:0x10
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; SI: V_BCNT_U32_B32_e32 [[RESULT:v[0-9]+]], [[VAL]], [[VAR]]
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; SI: BUFFER_STORE_DWORD [[RESULT]],
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; SI: S_ENDPGM
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; EG: BCNT_INT
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define void @v_ctpop_i32_add_vvar_inv(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %in, i32 addrspace(1)* noalias %constptr) nounwind {
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%val = load i32 addrspace(1)* %in, align 4
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%ctpop = call i32 @llvm.ctpop.i32(i32 %val) nounwind readnone
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%gep = getelementptr i32 addrspace(1)* %constptr, i32 4
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%const = load i32 addrspace(1)* %gep, align 4
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%add = add i32 %const, %ctpop
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store i32 %add, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FIXME: We currently disallow SALU instructions in all branches,
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; but there are some cases when the should be allowed.
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; FUNC-LABEL: @ctpop_i32_in_br
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; SI: BUFFER_LOAD_DWORD [[VAL:v[0-9]+]],
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; SI: V_BCNT_U32_B32_e64 [[RESULT:v[0-9]+]], [[VAL]], 0
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; SI: BUFFER_STORE_DWORD [[RESULT]],
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; SI: S_ENDPGM
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; EG: BCNT_INT
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define void @ctpop_i32_in_br(i32 addrspace(1)* %out, i32 addrspace(1)* %in, i32 %cond) {
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entry:
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%0 = icmp eq i32 %cond, 0
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br i1 %0, label %if, label %else
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if:
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%1 = load i32 addrspace(1)* %in
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%2 = call i32 @llvm.ctpop.i32(i32 %1)
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br label %endif
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else:
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%3 = getelementptr i32 addrspace(1)* %in, i32 1
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%4 = load i32 addrspace(1)* %3
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br label %endif
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endif:
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%5 = phi i32 [%2, %if], [%4, %else]
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store i32 %5, i32 addrspace(1)* %out
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ret void
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}
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