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fcc3666c3b
Due to visit order problems, in the case of an unaligned copy the legalized DAG fails to eliminate extra instructions introduced by the expansion of both unaligned parts. llvm-svn: 274397
631 lines
24 KiB
LLVM
631 lines
24 KiB
LLVM
; RUN: llc -march=amdgcn -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.AMDGPU.imax(i32, i32) nounwind readnone
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declare i32 @llvm.r600.read.tidig.x() nounwind readnone
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; FUNC-LABEL: {{^}}sext_in_reg_i1_i32:
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; SI: s_load_dword [[ARG:s[0-9]+]],
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; SI: s_bfe_i32 [[SEXTRACT:s[0-9]+]], [[ARG]], 0x10000
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; SI: v_mov_b32_e32 [[EXTRACT:v[0-9]+]], [[SEXTRACT]]
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; SI: buffer_store_dword [[EXTRACT]],
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; EG: MEM_{{.*}} STORE_{{.*}} [[RES:T[0-9]+\.[XYZW]]], [[ADDR:T[0-9]+.[XYZW]]]
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; EG: LSHR * [[ADDR]]
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; EG: BFE_INT * [[RES]], {{.*}}, 0.0, 1
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define void @sext_in_reg_i1_i32(i32 addrspace(1)* %out, i32 %in) {
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%shl = shl i32 %in, 31
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%sext = ashr i32 %shl, 31
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store i32 %sext, i32 addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: {{^}}sext_in_reg_i8_to_i32:
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; SI: s_add_i32 [[VAL:s[0-9]+]],
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; SI: s_sext_i32_i8 [[EXTRACT:s[0-9]+]], [[VAL]]
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; SI: v_mov_b32_e32 [[VEXTRACT:v[0-9]+]], [[EXTRACT]]
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; SI: buffer_store_dword [[VEXTRACT]],
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; EG: MEM_{{.*}} STORE_{{.*}} [[RES:T[0-9]+\.[XYZW]]], [[ADDR:T[0-9]+.[XYZW]]]
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; EG: ADD_INT
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; EG-NEXT: BFE_INT [[RES]], {{.*}}, 0.0, literal
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; EG-NEXT: LSHR * [[ADDR]]
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define void @sext_in_reg_i8_to_i32(i32 addrspace(1)* %out, i32 %a, i32 %b) nounwind {
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%c = add i32 %a, %b ; add to prevent folding into extload
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%shl = shl i32 %c, 24
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%ashr = ashr i32 %shl, 24
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store i32 %ashr, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: {{^}}sext_in_reg_i16_to_i32:
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; SI: s_add_i32 [[VAL:s[0-9]+]],
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; SI: s_sext_i32_i16 [[EXTRACT:s[0-9]+]], [[VAL]]
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; SI: v_mov_b32_e32 [[VEXTRACT:v[0-9]+]], [[EXTRACT]]
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; SI: buffer_store_dword [[VEXTRACT]],
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; EG: MEM_{{.*}} STORE_{{.*}} [[RES:T[0-9]+\.[XYZW]]], [[ADDR:T[0-9]+.[XYZW]]]
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; EG: ADD_INT
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; EG-NEXT: BFE_INT [[RES]], {{.*}}, 0.0, literal
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; EG-NEXT: LSHR * [[ADDR]]
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define void @sext_in_reg_i16_to_i32(i32 addrspace(1)* %out, i32 %a, i32 %b) nounwind {
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%c = add i32 %a, %b ; add to prevent folding into extload
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%shl = shl i32 %c, 16
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%ashr = ashr i32 %shl, 16
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store i32 %ashr, i32 addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: {{^}}sext_in_reg_i8_to_v1i32:
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; SI: s_add_i32 [[VAL:s[0-9]+]],
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; SI: s_sext_i32_i8 [[EXTRACT:s[0-9]+]], [[VAL]]
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; SI: v_mov_b32_e32 [[VEXTRACT:v[0-9]+]], [[EXTRACT]]
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; SI: buffer_store_dword [[VEXTRACT]],
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; EG: MEM_{{.*}} STORE_{{.*}} [[RES:T[0-9]+\.[XYZW]]], [[ADDR:T[0-9]+.[XYZW]]]
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; EG: ADD_INT
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; EG-NEXT: BFE_INT [[RES]], {{.*}}, 0.0, literal
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; EG-NEXT: LSHR * [[ADDR]]
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define void @sext_in_reg_i8_to_v1i32(<1 x i32> addrspace(1)* %out, <1 x i32> %a, <1 x i32> %b) nounwind {
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%c = add <1 x i32> %a, %b ; add to prevent folding into extload
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%shl = shl <1 x i32> %c, <i32 24>
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%ashr = ashr <1 x i32> %shl, <i32 24>
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store <1 x i32> %ashr, <1 x i32> addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: {{^}}sext_in_reg_i1_to_i64:
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; SI: s_lshl_b64 [[VAL:s\[[0-9]+:[0-9]+\]]]
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; SI-DAG: s_bfe_i64 s{{\[}}[[SLO:[0-9]+]]:[[SHI:[0-9]+]]{{\]}}, [[VAL]], 0x10000
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; SI-DAG: v_mov_b32_e32 v[[VLO:[0-9]+]], s[[SLO]]
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; SI-DAG: v_mov_b32_e32 v[[VHI:[0-9]+]], s[[SHI]]
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; SI: buffer_store_dwordx2 v{{\[}}[[VLO]]:[[VHI]]{{\]}}
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define void @sext_in_reg_i1_to_i64(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind {
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%c = shl i64 %a, %b
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%shl = shl i64 %c, 63
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%ashr = ashr i64 %shl, 63
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store i64 %ashr, i64 addrspace(1)* %out, align 8
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ret void
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}
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; FUNC-LABEL: {{^}}sext_in_reg_i8_to_i64:
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; SI: s_lshl_b64 [[VAL:s\[[0-9]+:[0-9]+\]]]
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; SI-DAG: s_bfe_i64 s{{\[}}[[SLO:[0-9]+]]:[[SHI:[0-9]+]]{{\]}}, [[VAL]], 0x80000
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; SI-DAG: v_mov_b32_e32 v[[VLO:[0-9]+]], s[[SLO]]
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; SI-DAG: v_mov_b32_e32 v[[VHI:[0-9]+]], s[[SHI]]
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; SI: buffer_store_dwordx2 v{{\[}}[[VLO]]:[[VHI]]{{\]}}
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define void @sext_in_reg_i8_to_i64(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind {
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%c = shl i64 %a, %b
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%shl = shl i64 %c, 56
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%ashr = ashr i64 %shl, 56
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store i64 %ashr, i64 addrspace(1)* %out, align 8
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ret void
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}
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; FUNC-LABEL: {{^}}sext_in_reg_i16_to_i64:
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; SI: s_lshl_b64 [[VAL:s\[[0-9]+:[0-9]+\]]]
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; SI-DAG: s_bfe_i64 s{{\[}}[[SLO:[0-9]+]]:[[SHI:[0-9]+]]{{\]}}, [[VAL]], 0x100000
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; SI-DAG: v_mov_b32_e32 v[[VLO:[0-9]+]], s[[SLO]]
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; SI-DAG: v_mov_b32_e32 v[[VHI:[0-9]+]], s[[SHI]]
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; SI: buffer_store_dwordx2 v{{\[}}[[VLO]]:[[VHI]]{{\]}}
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define void @sext_in_reg_i16_to_i64(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind {
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%c = shl i64 %a, %b
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%shl = shl i64 %c, 48
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%ashr = ashr i64 %shl, 48
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store i64 %ashr, i64 addrspace(1)* %out, align 8
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ret void
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}
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; FUNC-LABEL: {{^}}sext_in_reg_i32_to_i64:
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; SI: s_lshl_b64 [[VAL:s\[[0-9]+:[0-9]+\]]]
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; SI-DAG: s_bfe_i64 s{{\[}}[[SLO:[0-9]+]]:[[SHI:[0-9]+]]{{\]}}, [[VAL]], 0x200000
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; SI-DAG: v_mov_b32_e32 v[[VLO:[0-9]+]], s[[SLO]]
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; SI-DAG: v_mov_b32_e32 v[[VHI:[0-9]+]], s[[SHI]]
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; SI: buffer_store_dwordx2 v{{\[}}[[VLO]]:[[VHI]]{{\]}}
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define void @sext_in_reg_i32_to_i64(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind {
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%c = shl i64 %a, %b
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%shl = shl i64 %c, 32
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%ashr = ashr i64 %shl, 32
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store i64 %ashr, i64 addrspace(1)* %out, align 8
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ret void
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}
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; This is broken on Evergreen for some reason related to the <1 x i64> kernel arguments.
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; XFUNC-LABEL: {{^}}sext_in_reg_i8_to_v1i64:
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; XSI: s_bfe_i32 [[EXTRACT:s[0-9]+]], {{s[0-9]+}}, 524288
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; XSI: s_ashr_i32 {{v[0-9]+}}, [[EXTRACT]], 31
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; XSI: buffer_store_dword
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; XEG: BFE_INT
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; XEG: ASHR
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; define void @sext_in_reg_i8_to_v1i64(<1 x i64> addrspace(1)* %out, <1 x i64> %a, <1 x i64> %b) nounwind {
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; %c = add <1 x i64> %a, %b
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; %shl = shl <1 x i64> %c, <i64 56>
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; %ashr = ashr <1 x i64> %shl, <i64 56>
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; store <1 x i64> %ashr, <1 x i64> addrspace(1)* %out, align 8
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; ret void
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; }
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; FUNC-LABEL: {{^}}v_sext_in_reg_i1_to_i64:
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; SI: buffer_load_dwordx2
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; SI: v_lshl_b64 v{{\[}}[[VAL_LO:[0-9]+]]:[[VAL_HI:[0-9]+]]{{\]}}
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; SI: v_bfe_i32 v[[LO:[0-9]+]], v[[VAL_LO]], 0, 1
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; SI: v_ashrrev_i32_e32 v[[HI:[0-9]+]], 31, v[[LO]]
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; SI: buffer_store_dwordx2 v{{\[}}[[LO]]:[[HI]]{{\]}}
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define void @v_sext_in_reg_i1_to_i64(i64 addrspace(1)* %out, i64 addrspace(1)* %aptr, i64 addrspace(1)* %bptr) nounwind {
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%tid = call i32 @llvm.r600.read.tidig.x()
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%a.gep = getelementptr i64, i64 addrspace(1)* %aptr, i32 %tid
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%b.gep = getelementptr i64, i64 addrspace(1)* %aptr, i32 %tid
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%out.gep = getelementptr i64, i64 addrspace(1)* %out, i32 %tid
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%a = load i64, i64 addrspace(1)* %a.gep, align 8
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%b = load i64, i64 addrspace(1)* %b.gep, align 8
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%c = shl i64 %a, %b
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%shl = shl i64 %c, 63
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%ashr = ashr i64 %shl, 63
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store i64 %ashr, i64 addrspace(1)* %out.gep, align 8
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ret void
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}
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; FUNC-LABEL: {{^}}v_sext_in_reg_i8_to_i64:
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; SI: buffer_load_dwordx2
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; SI: v_lshl_b64 v{{\[}}[[VAL_LO:[0-9]+]]:[[VAL_HI:[0-9]+]]{{\]}}
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; SI: v_bfe_i32 v[[LO:[0-9]+]], v[[VAL_LO]], 0, 8
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; SI: v_ashrrev_i32_e32 v[[HI:[0-9]+]], 31, v[[LO]]
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; SI: buffer_store_dwordx2 v{{\[}}[[LO]]:[[HI]]{{\]}}
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define void @v_sext_in_reg_i8_to_i64(i64 addrspace(1)* %out, i64 addrspace(1)* %aptr, i64 addrspace(1)* %bptr) nounwind {
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%tid = call i32 @llvm.r600.read.tidig.x()
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%a.gep = getelementptr i64, i64 addrspace(1)* %aptr, i32 %tid
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%b.gep = getelementptr i64, i64 addrspace(1)* %aptr, i32 %tid
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%out.gep = getelementptr i64, i64 addrspace(1)* %out, i32 %tid
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%a = load i64, i64 addrspace(1)* %a.gep, align 8
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%b = load i64, i64 addrspace(1)* %b.gep, align 8
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%c = shl i64 %a, %b
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%shl = shl i64 %c, 56
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%ashr = ashr i64 %shl, 56
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store i64 %ashr, i64 addrspace(1)* %out.gep, align 8
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ret void
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}
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; FUNC-LABEL: {{^}}v_sext_in_reg_i16_to_i64:
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; SI: buffer_load_dwordx2
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; SI: v_lshl_b64 v{{\[}}[[VAL_LO:[0-9]+]]:[[VAL_HI:[0-9]+]]{{\]}}
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; SI: v_bfe_i32 v[[LO:[0-9]+]], v[[VAL_LO]], 0, 16
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; SI: v_ashrrev_i32_e32 v[[HI:[0-9]+]], 31, v[[LO]]
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; SI: buffer_store_dwordx2 v{{\[}}[[LO]]:[[HI]]{{\]}}
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define void @v_sext_in_reg_i16_to_i64(i64 addrspace(1)* %out, i64 addrspace(1)* %aptr, i64 addrspace(1)* %bptr) nounwind {
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%tid = call i32 @llvm.r600.read.tidig.x()
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%a.gep = getelementptr i64, i64 addrspace(1)* %aptr, i32 %tid
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%b.gep = getelementptr i64, i64 addrspace(1)* %aptr, i32 %tid
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%out.gep = getelementptr i64, i64 addrspace(1)* %out, i32 %tid
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%a = load i64, i64 addrspace(1)* %a.gep, align 8
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%b = load i64, i64 addrspace(1)* %b.gep, align 8
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%c = shl i64 %a, %b
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%shl = shl i64 %c, 48
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%ashr = ashr i64 %shl, 48
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store i64 %ashr, i64 addrspace(1)* %out.gep, align 8
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ret void
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}
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; FUNC-LABEL: {{^}}v_sext_in_reg_i32_to_i64:
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; SI: buffer_load_dwordx2
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; SI: v_lshl_b64 v{{\[}}[[LO:[0-9]+]]:[[HI:[0-9]+]]{{\]}},
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; SI: v_ashrrev_i32_e32 v[[SHR:[0-9]+]], 31, v[[LO]]
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; SI: buffer_store_dwordx2 v{{\[}}[[LO]]:[[SHR]]{{\]}}
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define void @v_sext_in_reg_i32_to_i64(i64 addrspace(1)* %out, i64 addrspace(1)* %aptr, i64 addrspace(1)* %bptr) nounwind {
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%tid = call i32 @llvm.r600.read.tidig.x()
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%a.gep = getelementptr i64, i64 addrspace(1)* %aptr, i32 %tid
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%b.gep = getelementptr i64, i64 addrspace(1)* %aptr, i32 %tid
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%out.gep = getelementptr i64, i64 addrspace(1)* %out, i32 %tid
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%a = load i64, i64 addrspace(1)* %a.gep, align 8
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%b = load i64, i64 addrspace(1)* %b.gep, align 8
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%c = shl i64 %a, %b
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%shl = shl i64 %c, 32
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%ashr = ashr i64 %shl, 32
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store i64 %ashr, i64 addrspace(1)* %out.gep, align 8
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ret void
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}
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; FUNC-LABEL: {{^}}sext_in_reg_i1_in_i32_other_amount:
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; SI-NOT: s_lshl
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; SI-NOT: s_ashr
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; SI: s_bfe_i32 {{s[0-9]+}}, {{s[0-9]+}}, 0x190001
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; EG: MEM_{{.*}} STORE_{{.*}} [[RES:T[0-9]+\.[XYZW]]], [[ADDR:T[0-9]+.[XYZW]]]
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; EG-NOT: BFE
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; EG: ADD_INT
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; EG: LSHL
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; EG: ASHR [[RES]]
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; EG: LSHR {{\*?}} [[ADDR]]
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define void @sext_in_reg_i1_in_i32_other_amount(i32 addrspace(1)* %out, i32 %a, i32 %b) nounwind {
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%c = add i32 %a, %b
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%x = shl i32 %c, 6
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%y = ashr i32 %x, 7
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store i32 %y, i32 addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: {{^}}sext_in_reg_v2i1_in_v2i32_other_amount:
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; SI-NOT: s_lshl
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; SI-NOT: s_ashr
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; SI-DAG: s_bfe_i32 {{s[0-9]+}}, {{s[0-9]+}}, 0x190001
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; SI-DAG: s_bfe_i32 {{s[0-9]+}}, {{s[0-9]+}}, 0x190001
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; SI: s_endpgm
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; EG: MEM_{{.*}} STORE_{{.*}} [[RES:T[0-9]+]]{{\.[XYZW][XYZW]}}, [[ADDR:T[0-9]+.[XYZW]]]
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; EG-NOT: BFE
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; EG: ADD_INT
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; EG: LSHL
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; EG: ASHR [[RES]]
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; EG: LSHL
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; EG: ASHR [[RES]]
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; EG: LSHR {{\*?}} [[ADDR]]
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define void @sext_in_reg_v2i1_in_v2i32_other_amount(<2 x i32> addrspace(1)* %out, <2 x i32> %a, <2 x i32> %b) nounwind {
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%c = add <2 x i32> %a, %b
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%x = shl <2 x i32> %c, <i32 6, i32 6>
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%y = ashr <2 x i32> %x, <i32 7, i32 7>
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store <2 x i32> %y, <2 x i32> addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: {{^}}sext_in_reg_v2i1_to_v2i32:
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; SI: s_bfe_i32 {{s[0-9]+}}, {{s[0-9]+}}, 0x10000
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; SI: s_bfe_i32 {{s[0-9]+}}, {{s[0-9]+}}, 0x10000
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; SI: buffer_store_dwordx2
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; EG: MEM_{{.*}} STORE_{{.*}} [[RES:T[0-9]+]]{{\.[XYZW][XYZW]}}, [[ADDR:T[0-9]+.[XYZW]]]
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; EG: BFE_INT [[RES]]
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; EG: BFE_INT [[RES]]
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; EG: LSHR {{\*?}} [[ADDR]]
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define void @sext_in_reg_v2i1_to_v2i32(<2 x i32> addrspace(1)* %out, <2 x i32> %a, <2 x i32> %b) nounwind {
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%c = add <2 x i32> %a, %b ; add to prevent folding into extload
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%shl = shl <2 x i32> %c, <i32 31, i32 31>
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%ashr = ashr <2 x i32> %shl, <i32 31, i32 31>
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store <2 x i32> %ashr, <2 x i32> addrspace(1)* %out, align 8
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ret void
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}
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; FUNC-LABEL: {{^}}sext_in_reg_v4i1_to_v4i32:
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; SI: s_bfe_i32 {{s[0-9]+}}, {{s[0-9]+}}, 0x10000
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; SI: s_bfe_i32 {{s[0-9]+}}, {{s[0-9]+}}, 0x10000
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; SI: s_bfe_i32 {{s[0-9]+}}, {{s[0-9]+}}, 0x10000
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; SI: s_bfe_i32 {{s[0-9]+}}, {{s[0-9]+}}, 0x10000
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; SI: buffer_store_dwordx4
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; EG: MEM_{{.*}} STORE_{{.*}} [[RES:T[0-9]+]]{{\.[XYZW][XYZW][XYZW][XYZW]}}, [[ADDR:T[0-9]+.[XYZW]]]
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; EG: BFE_INT [[RES]]
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; EG: BFE_INT [[RES]]
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; EG: BFE_INT [[RES]]
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; EG: BFE_INT [[RES]]
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; EG: LSHR {{\*?}} [[ADDR]]
|
|
define void @sext_in_reg_v4i1_to_v4i32(<4 x i32> addrspace(1)* %out, <4 x i32> %a, <4 x i32> %b) nounwind {
|
|
%c = add <4 x i32> %a, %b ; add to prevent folding into extload
|
|
%shl = shl <4 x i32> %c, <i32 31, i32 31, i32 31, i32 31>
|
|
%ashr = ashr <4 x i32> %shl, <i32 31, i32 31, i32 31, i32 31>
|
|
store <4 x i32> %ashr, <4 x i32> addrspace(1)* %out, align 8
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}sext_in_reg_v2i8_to_v2i32:
|
|
; SI: s_sext_i32_i8 {{s[0-9]+}}, {{s[0-9]+}}
|
|
; SI: s_sext_i32_i8 {{s[0-9]+}}, {{s[0-9]+}}
|
|
; SI: buffer_store_dwordx2
|
|
|
|
; EG: MEM_{{.*}} STORE_{{.*}} [[RES:T[0-9]+]]{{\.[XYZW][XYZW]}}, [[ADDR:T[0-9]+.[XYZW]]]
|
|
; EG: BFE_INT [[RES]]
|
|
; EG: BFE_INT [[RES]]
|
|
; EG: LSHR {{\*?}} [[ADDR]]
|
|
define void @sext_in_reg_v2i8_to_v2i32(<2 x i32> addrspace(1)* %out, <2 x i32> %a, <2 x i32> %b) nounwind {
|
|
%c = add <2 x i32> %a, %b ; add to prevent folding into extload
|
|
%shl = shl <2 x i32> %c, <i32 24, i32 24>
|
|
%ashr = ashr <2 x i32> %shl, <i32 24, i32 24>
|
|
store <2 x i32> %ashr, <2 x i32> addrspace(1)* %out, align 8
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}sext_in_reg_v4i8_to_v4i32:
|
|
; SI: s_sext_i32_i8 {{s[0-9]+}}, {{s[0-9]+}}
|
|
; SI: s_sext_i32_i8 {{s[0-9]+}}, {{s[0-9]+}}
|
|
; SI: s_sext_i32_i8 {{s[0-9]+}}, {{s[0-9]+}}
|
|
; SI: s_sext_i32_i8 {{s[0-9]+}}, {{s[0-9]+}}
|
|
; SI: buffer_store_dwordx4
|
|
|
|
; EG: MEM_{{.*}} STORE_{{.*}} [[RES:T[0-9]+]]{{\.[XYZW][XYZW][XYZW][XYZW]}}, [[ADDR:T[0-9]+.[XYZW]]]
|
|
; EG: BFE_INT [[RES]]
|
|
; EG: BFE_INT [[RES]]
|
|
; EG: BFE_INT [[RES]]
|
|
; EG: BFE_INT [[RES]]
|
|
; EG: LSHR {{\*?}} [[ADDR]]
|
|
define void @sext_in_reg_v4i8_to_v4i32(<4 x i32> addrspace(1)* %out, <4 x i32> %a, <4 x i32> %b) nounwind {
|
|
%c = add <4 x i32> %a, %b ; add to prevent folding into extload
|
|
%shl = shl <4 x i32> %c, <i32 24, i32 24, i32 24, i32 24>
|
|
%ashr = ashr <4 x i32> %shl, <i32 24, i32 24, i32 24, i32 24>
|
|
store <4 x i32> %ashr, <4 x i32> addrspace(1)* %out, align 8
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}sext_in_reg_v2i16_to_v2i32:
|
|
; SI: s_sext_i32_i16 {{s[0-9]+}}, {{s[0-9]+}}
|
|
; SI: s_sext_i32_i16 {{s[0-9]+}}, {{s[0-9]+}}
|
|
; SI: buffer_store_dwordx2
|
|
|
|
; EG: MEM_{{.*}} STORE_{{.*}} [[RES:T[0-9]+]]{{\.[XYZW][XYZW]}}, [[ADDR:T[0-9]+.[XYZW]]]
|
|
; EG: BFE_INT [[RES]]
|
|
; EG: BFE_INT [[RES]]
|
|
; EG: LSHR {{\*?}} [[ADDR]]
|
|
define void @sext_in_reg_v2i16_to_v2i32(<2 x i32> addrspace(1)* %out, <2 x i32> %a, <2 x i32> %b) nounwind {
|
|
%c = add <2 x i32> %a, %b ; add to prevent folding into extload
|
|
%shl = shl <2 x i32> %c, <i32 16, i32 16>
|
|
%ashr = ashr <2 x i32> %shl, <i32 16, i32 16>
|
|
store <2 x i32> %ashr, <2 x i32> addrspace(1)* %out, align 8
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}testcase:
|
|
define void @testcase(i8 addrspace(1)* %out, i8 %a) nounwind {
|
|
%and_a_1 = and i8 %a, 1
|
|
%cmp_eq = icmp eq i8 %and_a_1, 0
|
|
%cmp_slt = icmp slt i8 %a, 0
|
|
%sel0 = select i1 %cmp_slt, i8 0, i8 %a
|
|
%sel1 = select i1 %cmp_eq, i8 0, i8 %a
|
|
%xor = xor i8 %sel0, %sel1
|
|
store i8 %xor, i8 addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}testcase_3:
|
|
define void @testcase_3(i8 addrspace(1)* %out, i8 %a) nounwind {
|
|
%and_a_1 = and i8 %a, 1
|
|
%cmp_eq = icmp eq i8 %and_a_1, 0
|
|
%cmp_slt = icmp slt i8 %a, 0
|
|
%sel0 = select i1 %cmp_slt, i8 0, i8 %a
|
|
%sel1 = select i1 %cmp_eq, i8 0, i8 %a
|
|
%xor = xor i8 %sel0, %sel1
|
|
store i8 %xor, i8 addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}vgpr_sext_in_reg_v4i8_to_v4i32:
|
|
; SI: v_bfe_i32 [[EXTRACT:v[0-9]+]], {{v[0-9]+}}, 0, 8
|
|
; SI: v_bfe_i32 [[EXTRACT:v[0-9]+]], {{v[0-9]+}}, 0, 8
|
|
; SI: v_bfe_i32 [[EXTRACT:v[0-9]+]], {{v[0-9]+}}, 0, 8
|
|
; SI: v_bfe_i32 [[EXTRACT:v[0-9]+]], {{v[0-9]+}}, 0, 8
|
|
define void @vgpr_sext_in_reg_v4i8_to_v4i32(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %a, <4 x i32> addrspace(1)* %b) nounwind {
|
|
%loada = load <4 x i32>, <4 x i32> addrspace(1)* %a, align 16
|
|
%loadb = load <4 x i32>, <4 x i32> addrspace(1)* %b, align 16
|
|
%c = add <4 x i32> %loada, %loadb ; add to prevent folding into extload
|
|
%shl = shl <4 x i32> %c, <i32 24, i32 24, i32 24, i32 24>
|
|
%ashr = ashr <4 x i32> %shl, <i32 24, i32 24, i32 24, i32 24>
|
|
store <4 x i32> %ashr, <4 x i32> addrspace(1)* %out, align 8
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}vgpr_sext_in_reg_v4i16_to_v4i32:
|
|
; SI: v_bfe_i32 [[EXTRACT:v[0-9]+]], {{v[0-9]+}}, 0, 16
|
|
; SI: v_bfe_i32 [[EXTRACT:v[0-9]+]], {{v[0-9]+}}, 0, 16
|
|
define void @vgpr_sext_in_reg_v4i16_to_v4i32(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %a, <4 x i32> addrspace(1)* %b) nounwind {
|
|
%loada = load <4 x i32>, <4 x i32> addrspace(1)* %a, align 16
|
|
%loadb = load <4 x i32>, <4 x i32> addrspace(1)* %b, align 16
|
|
%c = add <4 x i32> %loada, %loadb ; add to prevent folding into extload
|
|
%shl = shl <4 x i32> %c, <i32 16, i32 16, i32 16, i32 16>
|
|
%ashr = ashr <4 x i32> %shl, <i32 16, i32 16, i32 16, i32 16>
|
|
store <4 x i32> %ashr, <4 x i32> addrspace(1)* %out, align 8
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}sext_in_reg_to_illegal_type:
|
|
; SI: buffer_load_sbyte
|
|
; SI: v_max_i32
|
|
; SI-NOT: bfe
|
|
; SI: buffer_store_short
|
|
define void @sext_in_reg_to_illegal_type(i16 addrspace(1)* nocapture %out, i8 addrspace(1)* nocapture %src) nounwind {
|
|
%tmp5 = load i8, i8 addrspace(1)* %src, align 1
|
|
%tmp2 = sext i8 %tmp5 to i32
|
|
%tmp2.5 = icmp sgt i32 %tmp2, 0
|
|
%tmp3 = select i1 %tmp2.5, i32 %tmp2, i32 0
|
|
%tmp4 = trunc i32 %tmp3 to i8
|
|
%tmp6 = sext i8 %tmp4 to i16
|
|
store i16 %tmp6, i16 addrspace(1)* %out, align 2
|
|
ret void
|
|
}
|
|
|
|
declare i32 @llvm.AMDGPU.bfe.i32(i32, i32, i32) nounwind readnone
|
|
|
|
; FUNC-LABEL: {{^}}bfe_0_width:
|
|
; SI-NOT: {{[^@]}}bfe
|
|
; SI: s_endpgm
|
|
define void @bfe_0_width(i32 addrspace(1)* %out, i32 addrspace(1)* %ptr) nounwind {
|
|
%load = load i32, i32 addrspace(1)* %ptr, align 4
|
|
%bfe = call i32 @llvm.AMDGPU.bfe.i32(i32 %load, i32 8, i32 0) nounwind readnone
|
|
store i32 %bfe, i32 addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}bfe_8_bfe_8:
|
|
; SI: v_bfe_i32
|
|
; SI-NOT: {{[^@]}}bfe
|
|
; SI: s_endpgm
|
|
define void @bfe_8_bfe_8(i32 addrspace(1)* %out, i32 addrspace(1)* %ptr) nounwind {
|
|
%load = load i32, i32 addrspace(1)* %ptr, align 4
|
|
%bfe0 = call i32 @llvm.AMDGPU.bfe.i32(i32 %load, i32 0, i32 8) nounwind readnone
|
|
%bfe1 = call i32 @llvm.AMDGPU.bfe.i32(i32 %bfe0, i32 0, i32 8) nounwind readnone
|
|
store i32 %bfe1, i32 addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}bfe_8_bfe_16:
|
|
; SI: v_bfe_i32 v{{[0-9]+}}, v{{[0-9]+}}, 0, 8
|
|
; SI: s_endpgm
|
|
define void @bfe_8_bfe_16(i32 addrspace(1)* %out, i32 addrspace(1)* %ptr) nounwind {
|
|
%load = load i32, i32 addrspace(1)* %ptr, align 4
|
|
%bfe0 = call i32 @llvm.AMDGPU.bfe.i32(i32 %load, i32 0, i32 8) nounwind readnone
|
|
%bfe1 = call i32 @llvm.AMDGPU.bfe.i32(i32 %bfe0, i32 0, i32 16) nounwind readnone
|
|
store i32 %bfe1, i32 addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|
|
|
|
; This really should be folded into 1
|
|
; FUNC-LABEL: {{^}}bfe_16_bfe_8:
|
|
; SI: v_bfe_i32 v{{[0-9]+}}, v{{[0-9]+}}, 0, 8
|
|
; SI-NOT: {{[^@]}}bfe
|
|
; SI: s_endpgm
|
|
define void @bfe_16_bfe_8(i32 addrspace(1)* %out, i32 addrspace(1)* %ptr) nounwind {
|
|
%load = load i32, i32 addrspace(1)* %ptr, align 4
|
|
%bfe0 = call i32 @llvm.AMDGPU.bfe.i32(i32 %load, i32 0, i32 16) nounwind readnone
|
|
%bfe1 = call i32 @llvm.AMDGPU.bfe.i32(i32 %bfe0, i32 0, i32 8) nounwind readnone
|
|
store i32 %bfe1, i32 addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|
|
|
|
; Make sure there isn't a redundant BFE
|
|
; FUNC-LABEL: {{^}}sext_in_reg_i8_to_i32_bfe:
|
|
; SI: s_sext_i32_i8 s{{[0-9]+}}, s{{[0-9]+}}
|
|
; SI-NOT: {{[^@]}}bfe
|
|
; SI: s_endpgm
|
|
define void @sext_in_reg_i8_to_i32_bfe(i32 addrspace(1)* %out, i32 %a, i32 %b) nounwind {
|
|
%c = add i32 %a, %b ; add to prevent folding into extload
|
|
%bfe = call i32 @llvm.AMDGPU.bfe.i32(i32 %c, i32 0, i32 8) nounwind readnone
|
|
%shl = shl i32 %bfe, 24
|
|
%ashr = ashr i32 %shl, 24
|
|
store i32 %ashr, i32 addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}sext_in_reg_i8_to_i32_bfe_wrong:
|
|
define void @sext_in_reg_i8_to_i32_bfe_wrong(i32 addrspace(1)* %out, i32 %a, i32 %b) nounwind {
|
|
%c = add i32 %a, %b ; add to prevent folding into extload
|
|
%bfe = call i32 @llvm.AMDGPU.bfe.i32(i32 %c, i32 8, i32 0) nounwind readnone
|
|
%shl = shl i32 %bfe, 24
|
|
%ashr = ashr i32 %shl, 24
|
|
store i32 %ashr, i32 addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}sextload_i8_to_i32_bfe:
|
|
; SI: buffer_load_sbyte
|
|
; SI-NOT: {{[^@]}}bfe
|
|
; SI: s_endpgm
|
|
define void @sextload_i8_to_i32_bfe(i32 addrspace(1)* %out, i8 addrspace(1)* %ptr) nounwind {
|
|
%load = load i8, i8 addrspace(1)* %ptr, align 1
|
|
%sext = sext i8 %load to i32
|
|
%bfe = call i32 @llvm.AMDGPU.bfe.i32(i32 %sext, i32 0, i32 8) nounwind readnone
|
|
%shl = shl i32 %bfe, 24
|
|
%ashr = ashr i32 %shl, 24
|
|
store i32 %ashr, i32 addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|
|
|
|
; SI: .text
|
|
; FUNC-LABEL: {{^}}sextload_i8_to_i32_bfe_0:{{.*$}}
|
|
; SI-NOT: {{[^@]}}bfe
|
|
; SI: s_endpgm
|
|
define void @sextload_i8_to_i32_bfe_0(i32 addrspace(1)* %out, i8 addrspace(1)* %ptr) nounwind {
|
|
%load = load i8, i8 addrspace(1)* %ptr, align 1
|
|
%sext = sext i8 %load to i32
|
|
%bfe = call i32 @llvm.AMDGPU.bfe.i32(i32 %sext, i32 8, i32 0) nounwind readnone
|
|
%shl = shl i32 %bfe, 24
|
|
%ashr = ashr i32 %shl, 24
|
|
store i32 %ashr, i32 addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}sext_in_reg_i1_bfe_offset_0:
|
|
; SI-NOT: shr
|
|
; SI-NOT: shl
|
|
; SI: v_bfe_i32 v{{[0-9]+}}, v{{[0-9]+}}, 0, 1
|
|
; SI: s_endpgm
|
|
define void @sext_in_reg_i1_bfe_offset_0(i32 addrspace(1)* %out, i32 addrspace(1)* %in) nounwind {
|
|
%x = load i32, i32 addrspace(1)* %in, align 4
|
|
%shl = shl i32 %x, 31
|
|
%shr = ashr i32 %shl, 31
|
|
%bfe = call i32 @llvm.AMDGPU.bfe.i32(i32 %shr, i32 0, i32 1)
|
|
store i32 %bfe, i32 addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}sext_in_reg_i1_bfe_offset_1:
|
|
; SI: buffer_load_dword
|
|
; SI-NOT: shl
|
|
; SI-NOT: shr
|
|
; SI: v_bfe_i32 v{{[0-9]+}}, v{{[0-9]+}}, 1, 1
|
|
; SI: s_endpgm
|
|
define void @sext_in_reg_i1_bfe_offset_1(i32 addrspace(1)* %out, i32 addrspace(1)* %in) nounwind {
|
|
%x = load i32, i32 addrspace(1)* %in, align 4
|
|
%shl = shl i32 %x, 30
|
|
%shr = ashr i32 %shl, 30
|
|
%bfe = call i32 @llvm.AMDGPU.bfe.i32(i32 %shr, i32 1, i32 1)
|
|
store i32 %bfe, i32 addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}sext_in_reg_i2_bfe_offset_1:
|
|
; SI: buffer_load_dword
|
|
; SI-NOT: v_lshl
|
|
; SI-NOT: v_ashr
|
|
; SI: v_bfe_i32 v{{[0-9]+}}, v{{[0-9]+}}, 0, 2
|
|
; SI: v_bfe_i32 v{{[0-9]+}}, v{{[0-9]+}}, 1, 2
|
|
; SI: s_endpgm
|
|
define void @sext_in_reg_i2_bfe_offset_1(i32 addrspace(1)* %out, i32 addrspace(1)* %in) nounwind {
|
|
%x = load i32, i32 addrspace(1)* %in, align 4
|
|
%shl = shl i32 %x, 30
|
|
%shr = ashr i32 %shl, 30
|
|
%bfe = call i32 @llvm.AMDGPU.bfe.i32(i32 %shr, i32 1, i32 2)
|
|
store i32 %bfe, i32 addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|
|
|
|
; Make sure we propagate the VALUness to users of a moved scalar BFE.
|
|
|
|
; FUNC-LABEL: {{^}}v_sext_in_reg_i1_to_i64_move_use:
|
|
; SI: buffer_load_dwordx2
|
|
; SI: v_lshl_b64 v{{\[}}[[VAL_LO:[0-9]+]]:[[VAL_HI:[0-9]+]]{{\]}}
|
|
; SI-DAG: v_bfe_i32 v[[LO:[0-9]+]], v[[VAL_LO]], 0, 1
|
|
; SI-DAG: v_ashrrev_i32_e32 v[[HI:[0-9]+]], 31, v[[LO]]
|
|
; SI-DAG: v_and_b32_e32 v[[RESULT_LO:[0-9]+]], s{{[0-9]+}}, v[[LO]]
|
|
; SI-DAG: v_and_b32_e32 v[[RESULT_HI:[0-9]+]], s{{[0-9]+}}, v[[HI]]
|
|
; SI: buffer_store_dwordx2 v{{\[}}[[RESULT_LO]]:[[RESULT_HI]]{{\]}}
|
|
define void @v_sext_in_reg_i1_to_i64_move_use(i64 addrspace(1)* %out, i64 addrspace(1)* %aptr, i64 addrspace(1)* %bptr, i64 %s.val) nounwind {
|
|
%tid = call i32 @llvm.r600.read.tidig.x()
|
|
%a.gep = getelementptr i64, i64 addrspace(1)* %aptr, i32 %tid
|
|
%b.gep = getelementptr i64, i64 addrspace(1)* %aptr, i32 %tid
|
|
%out.gep = getelementptr i64, i64 addrspace(1)* %out, i32 %tid
|
|
%a = load i64, i64 addrspace(1)* %a.gep, align 8
|
|
%b = load i64, i64 addrspace(1)* %b.gep, align 8
|
|
|
|
%c = shl i64 %a, %b
|
|
%shl = shl i64 %c, 63
|
|
%ashr = ashr i64 %shl, 63
|
|
|
|
%and = and i64 %ashr, %s.val
|
|
store i64 %and, i64 addrspace(1)* %out.gep, align 8
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}v_sext_in_reg_i32_to_i64_move_use:
|
|
; SI: buffer_load_dwordx2
|
|
; SI: v_lshl_b64 v{{\[}}[[LO:[0-9]+]]:[[HI:[0-9]+]]{{\]}},
|
|
; SI-DAG: v_ashrrev_i32_e32 v[[SHR:[0-9]+]], 31, v[[LO]]
|
|
; SI-DAG: v_and_b32_e32 v[[RESULT_LO:[0-9]+]], s{{[0-9]+}}, v[[LO]]
|
|
; SI-DAG: v_and_b32_e32 v[[RESULT_HI:[0-9]+]], s{{[0-9]+}}, v[[SHR]]
|
|
; SI: buffer_store_dwordx2 v{{\[}}[[RESULT_LO]]:[[RESULT_HI]]{{\]}}
|
|
define void @v_sext_in_reg_i32_to_i64_move_use(i64 addrspace(1)* %out, i64 addrspace(1)* %aptr, i64 addrspace(1)* %bptr, i64 %s.val) nounwind {
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%tid = call i32 @llvm.r600.read.tidig.x()
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%a.gep = getelementptr i64, i64 addrspace(1)* %aptr, i32 %tid
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%b.gep = getelementptr i64, i64 addrspace(1)* %aptr, i32 %tid
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%out.gep = getelementptr i64, i64 addrspace(1)* %out, i32 %tid
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%a = load i64, i64 addrspace(1)* %a.gep, align 8
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%b = load i64, i64 addrspace(1)* %b.gep, align 8
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%c = shl i64 %a, %b
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%shl = shl i64 %c, 32
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%ashr = ashr i64 %shl, 32
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%and = and i64 %ashr, %s.val
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store i64 %and, i64 addrspace(1)* %out.gep, align 8
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ret void
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}
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