377 lines
16 KiB
LLVM
377 lines
16 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 3
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; RUN: opt -S -mtriple=amdgcn--amdhsa -passes=amdgpu-lower-module-lds < %s --amdgpu-lower-module-lds-strategy=table | FileCheck -check-prefix=OPT %s
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; RUN: llc -mtriple=amdgcn--amdhsa -verify-machineinstrs < %s --amdgpu-lower-module-lds-strategy=table | FileCheck -check-prefix=GCN %s
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; Opt checks from utils/update_test_checks.py, llc checks from utils/update_llc_test_checks.py, both modified.
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; Define four variables and four non-kernel functions which access exactly one variable each
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@v0 = addrspace(3) global float poison
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@v1 = addrspace(3) global i16 poison, align 16
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@v2 = addrspace(3) global i64 poison
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@v3 = addrspace(3) global i8 poison
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@unused = addrspace(3) global i16 poison
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; OPT: %llvm.amdgcn.kernel.kernel_no_table.lds.t = type { i64 }
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; OPT: %llvm.amdgcn.kernel.k01.lds.t = type { i16, [2 x i8], float }
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; OPT: %llvm.amdgcn.kernel.k23.lds.t = type { i64, i8 }
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; OPT: %llvm.amdgcn.kernel.k123.lds.t = type { i16, i8, [5 x i8], i64 }
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; Salient parts of the IR lookup table check:
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; It has (top level) size 3 as there are 3 kernels that call functions which use lds
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; The next level down has type [4 x i16] as there are 4 variables accessed by functions which use lds
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; The kernel naming pattern and the structs being named after the functions helps verify placement of poison
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; The remainder are constant expressions into the variable instances checked above
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; OPT{LITERAL}: @llvm.amdgcn.lds.offset.table = internal addrspace(4) constant [3 x [4 x i32]] [[4 x i32] [i32 ptrtoint (ptr addrspace(3) getelementptr inbounds (%llvm.amdgcn.kernel.k01.lds.t, ptr addrspace(3) @llvm.amdgcn.kernel.k01.lds, i32 0, i32 2) to i32), i32 ptrtoint (ptr addrspace(3) @llvm.amdgcn.kernel.k01.lds to i32), i32 poison, i32 poison], [4 x i32] [i32 poison, i32 ptrtoint (ptr addrspace(3) @llvm.amdgcn.kernel.k123.lds to i32), i32 ptrtoint (ptr addrspace(3) getelementptr inbounds (%llvm.amdgcn.kernel.k123.lds.t, ptr addrspace(3) @llvm.amdgcn.kernel.k123.lds, i32 0, i32 3) to i32), i32 ptrtoint (ptr addrspace(3) getelementptr inbounds (%llvm.amdgcn.kernel.k123.lds.t, ptr addrspace(3) @llvm.amdgcn.kernel.k123.lds, i32 0, i32 1) to i32)], [4 x i32] [i32 poison, i32 poison, i32 ptrtoint (ptr addrspace(3) @llvm.amdgcn.kernel.k23.lds to i32), i32 ptrtoint (ptr addrspace(3) getelementptr inbounds (%llvm.amdgcn.kernel.k23.lds.t, ptr addrspace(3) @llvm.amdgcn.kernel.k23.lds, i32 0, i32 1) to i32)]]
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define void @f0() {
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; OPT-LABEL: define void @f0() {
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; OPT-NEXT: [[TMP1:%.*]] = call i32 @llvm.amdgcn.lds.kernel.id()
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; OPT-NEXT: [[V02:%.*]] = getelementptr inbounds [3 x [4 x i32]], ptr addrspace(4) @llvm.amdgcn.lds.offset.table, i32 0, i32 [[TMP1]], i32 0
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; OPT-NEXT: [[TMP2:%.*]] = load i32, ptr addrspace(4) [[V02]], align 4
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; OPT-NEXT: [[V03:%.*]] = inttoptr i32 [[TMP2]] to ptr addrspace(3)
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; OPT-NEXT: [[LD:%.*]] = load float, ptr addrspace(3) [[V03]], align 4
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; OPT-NEXT: [[MUL:%.*]] = fmul float [[LD]], 2.000000e+00
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; OPT-NEXT: [[V0:%.*]] = getelementptr inbounds [3 x [4 x i32]], ptr addrspace(4) @llvm.amdgcn.lds.offset.table, i32 0, i32 [[TMP1]], i32 0
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; OPT-NEXT: [[TMP3:%.*]] = load i32, ptr addrspace(4) [[V0]], align 4
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; OPT-NEXT: [[V01:%.*]] = inttoptr i32 [[TMP3]] to ptr addrspace(3)
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; OPT-NEXT: store float [[MUL]], ptr addrspace(3) [[V01]], align 4
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; OPT-NEXT: ret void
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;
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; GCN-LABEL: f0:
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; GCN: ; %bb.0:
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; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GCN-NEXT: s_mov_b32 s4, s15
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; GCN-NEXT: s_ashr_i32 s5, s15, 31
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; GCN-NEXT: s_getpc_b64 s[6:7]
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; GCN-NEXT: s_add_u32 s6, s6, llvm.amdgcn.lds.offset.table@rel32@lo+4
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; GCN-NEXT: s_addc_u32 s7, s7, llvm.amdgcn.lds.offset.table@rel32@hi+12
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; GCN-NEXT: s_lshl_b64 s[4:5], s[4:5], 4
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; GCN-NEXT: s_add_u32 s4, s4, s6
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; GCN-NEXT: s_addc_u32 s5, s5, s7
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; GCN-NEXT: s_load_dword s4, s[4:5], 0x0
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: v_mov_b32_e32 v0, s4
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; GCN-NEXT: s_mov_b32 m0, -1
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; GCN-NEXT: ds_read_b32 v1, v0
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: v_add_f32_e32 v1, v1, v1
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; GCN-NEXT: ds_write_b32 v0, v1
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: s_setpc_b64 s[30:31]
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%ld = load float, ptr addrspace(3) @v0
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%mul = fmul float %ld, 2.
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store float %mul, ptr addrspace(3) @v0
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ret void
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}
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define void @f1() {
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; OPT-LABEL: define void @f1() {
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; OPT-NEXT: [[TMP1:%.*]] = call i32 @llvm.amdgcn.lds.kernel.id()
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; OPT-NEXT: [[V12:%.*]] = getelementptr inbounds [3 x [4 x i32]], ptr addrspace(4) @llvm.amdgcn.lds.offset.table, i32 0, i32 [[TMP1]], i32 1
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; OPT-NEXT: [[TMP2:%.*]] = load i32, ptr addrspace(4) [[V12]], align 4
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; OPT-NEXT: [[V13:%.*]] = inttoptr i32 [[TMP2]] to ptr addrspace(3)
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; OPT-NEXT: [[LD:%.*]] = load i16, ptr addrspace(3) [[V13]], align 2
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; OPT-NEXT: [[MUL:%.*]] = mul i16 [[LD]], 3
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; OPT-NEXT: [[V1:%.*]] = getelementptr inbounds [3 x [4 x i32]], ptr addrspace(4) @llvm.amdgcn.lds.offset.table, i32 0, i32 [[TMP1]], i32 1
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; OPT-NEXT: [[TMP3:%.*]] = load i32, ptr addrspace(4) [[V1]], align 4
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; OPT-NEXT: [[V11:%.*]] = inttoptr i32 [[TMP3]] to ptr addrspace(3)
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; OPT-NEXT: store i16 [[MUL]], ptr addrspace(3) [[V11]], align 2
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; OPT-NEXT: ret void
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;
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; GCN-LABEL: f1:
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; GCN: ; %bb.0:
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; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GCN-NEXT: s_mov_b32 s4, s15
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; GCN-NEXT: s_ashr_i32 s5, s15, 31
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; GCN-NEXT: s_getpc_b64 s[6:7]
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; GCN-NEXT: s_add_u32 s6, s6, llvm.amdgcn.lds.offset.table@rel32@lo+8
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; GCN-NEXT: s_addc_u32 s7, s7, llvm.amdgcn.lds.offset.table@rel32@hi+16
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; GCN-NEXT: s_lshl_b64 s[4:5], s[4:5], 4
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; GCN-NEXT: s_add_u32 s4, s4, s6
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; GCN-NEXT: s_addc_u32 s5, s5, s7
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; GCN-NEXT: s_load_dword s4, s[4:5], 0x0
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: v_mov_b32_e32 v0, s4
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; GCN-NEXT: s_mov_b32 m0, -1
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; GCN-NEXT: ds_read_u16 v1, v0
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: v_mul_lo_u32 v1, v1, 3
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; GCN-NEXT: ds_write_b16 v0, v1
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: s_setpc_b64 s[30:31]
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%ld = load i16, ptr addrspace(3) @v1
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%mul = mul i16 %ld, 3
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store i16 %mul, ptr addrspace(3) @v1
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ret void
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}
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define void @f2() {
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; OPT-LABEL: define void @f2() {
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; OPT-NEXT: [[TMP1:%.*]] = call i32 @llvm.amdgcn.lds.kernel.id()
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; OPT-NEXT: [[V22:%.*]] = getelementptr inbounds [3 x [4 x i32]], ptr addrspace(4) @llvm.amdgcn.lds.offset.table, i32 0, i32 [[TMP1]], i32 2
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; OPT-NEXT: [[TMP2:%.*]] = load i32, ptr addrspace(4) [[V22]], align 4
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; OPT-NEXT: [[V23:%.*]] = inttoptr i32 [[TMP2]] to ptr addrspace(3)
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; OPT-NEXT: [[LD:%.*]] = load i64, ptr addrspace(3) [[V23]], align 8
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; OPT-NEXT: [[MUL:%.*]] = mul i64 [[LD]], 4
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; OPT-NEXT: [[V2:%.*]] = getelementptr inbounds [3 x [4 x i32]], ptr addrspace(4) @llvm.amdgcn.lds.offset.table, i32 0, i32 [[TMP1]], i32 2
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; OPT-NEXT: [[TMP3:%.*]] = load i32, ptr addrspace(4) [[V2]], align 4
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; OPT-NEXT: [[V21:%.*]] = inttoptr i32 [[TMP3]] to ptr addrspace(3)
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; OPT-NEXT: store i64 [[MUL]], ptr addrspace(3) [[V21]], align 8
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; OPT-NEXT: ret void
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;
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; GCN-LABEL: f2:
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; GCN: ; %bb.0:
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; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GCN-NEXT: s_mov_b32 s4, s15
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; GCN-NEXT: s_ashr_i32 s5, s15, 31
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; GCN-NEXT: s_getpc_b64 s[6:7]
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; GCN-NEXT: s_add_u32 s6, s6, llvm.amdgcn.lds.offset.table@rel32@lo+12
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; GCN-NEXT: s_addc_u32 s7, s7, llvm.amdgcn.lds.offset.table@rel32@hi+20
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; GCN-NEXT: s_lshl_b64 s[4:5], s[4:5], 4
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; GCN-NEXT: s_add_u32 s4, s4, s6
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; GCN-NEXT: s_addc_u32 s5, s5, s7
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; GCN-NEXT: s_load_dword s4, s[4:5], 0x0
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: v_mov_b32_e32 v2, s4
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; GCN-NEXT: s_mov_b32 m0, -1
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; GCN-NEXT: ds_read_b64 v[0:1], v2
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: v_lshl_b64 v[0:1], v[0:1], 2
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; GCN-NEXT: ds_write_b64 v2, v[0:1]
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: s_setpc_b64 s[30:31]
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%ld = load i64, ptr addrspace(3) @v2
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%mul = mul i64 %ld, 4
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store i64 %mul, ptr addrspace(3) @v2
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ret void
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}
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define void @f3() {
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; OPT-LABEL: define void @f3() {
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; OPT-NEXT: [[TMP1:%.*]] = call i32 @llvm.amdgcn.lds.kernel.id()
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; OPT-NEXT: [[V32:%.*]] = getelementptr inbounds [3 x [4 x i32]], ptr addrspace(4) @llvm.amdgcn.lds.offset.table, i32 0, i32 [[TMP1]], i32 3
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; OPT-NEXT: [[TMP2:%.*]] = load i32, ptr addrspace(4) [[V32]], align 4
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; OPT-NEXT: [[V33:%.*]] = inttoptr i32 [[TMP2]] to ptr addrspace(3)
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; OPT-NEXT: [[LD:%.*]] = load i8, ptr addrspace(3) [[V33]], align 1
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; OPT-NEXT: [[MUL:%.*]] = mul i8 [[LD]], 5
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; OPT-NEXT: [[V3:%.*]] = getelementptr inbounds [3 x [4 x i32]], ptr addrspace(4) @llvm.amdgcn.lds.offset.table, i32 0, i32 [[TMP1]], i32 3
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; OPT-NEXT: [[TMP3:%.*]] = load i32, ptr addrspace(4) [[V3]], align 4
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; OPT-NEXT: [[V31:%.*]] = inttoptr i32 [[TMP3]] to ptr addrspace(3)
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; OPT-NEXT: store i8 [[MUL]], ptr addrspace(3) [[V31]], align 1
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; OPT-NEXT: ret void
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;
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; GCN-LABEL: f3:
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; GCN: ; %bb.0:
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; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GCN-NEXT: s_mov_b32 s4, s15
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; GCN-NEXT: s_ashr_i32 s5, s15, 31
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; GCN-NEXT: s_getpc_b64 s[6:7]
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; GCN-NEXT: s_add_u32 s6, s6, llvm.amdgcn.lds.offset.table@rel32@lo+16
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; GCN-NEXT: s_addc_u32 s7, s7, llvm.amdgcn.lds.offset.table@rel32@hi+24
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; GCN-NEXT: s_lshl_b64 s[4:5], s[4:5], 4
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; GCN-NEXT: s_add_u32 s4, s4, s6
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; GCN-NEXT: s_addc_u32 s5, s5, s7
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; GCN-NEXT: s_load_dword s4, s[4:5], 0x0
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: v_mov_b32_e32 v0, s4
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; GCN-NEXT: s_mov_b32 m0, -1
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; GCN-NEXT: ds_read_u8 v1, v0
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: v_mul_lo_u32 v1, v1, 5
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; GCN-NEXT: ds_write_b8 v0, v1
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: s_setpc_b64 s[30:31]
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%ld = load i8, ptr addrspace(3) @v3
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%mul = mul i8 %ld, 5
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store i8 %mul, ptr addrspace(3) @v3
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ret void
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}
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; Doesn't access any via a function, won't be in the lookup table
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define amdgpu_kernel void @kernel_no_table() {
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; OPT-LABEL: define amdgpu_kernel void @kernel_no_table(
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; OPT-SAME: ) #[[ATTR0:[0-9]+]] {
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; OPT-NEXT: [[LD:%.*]] = load i64, ptr addrspace(3) @llvm.amdgcn.kernel.kernel_no_table.lds, align 8
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; OPT-NEXT: [[MUL:%.*]] = mul i64 [[LD]], 8
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; OPT-NEXT: store i64 [[MUL]], ptr addrspace(3) @llvm.amdgcn.kernel.kernel_no_table.lds, align 8
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; OPT-NEXT: ret void
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;
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; GCN-LABEL: kernel_no_table:
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; GCN: ; %bb.0:
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; GCN-NEXT: v_mov_b32_e32 v2, 0
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; GCN-NEXT: s_mov_b32 m0, -1
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; GCN-NEXT: ds_read_b64 v[0:1], v2
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: v_lshl_b64 v[0:1], v[0:1], 3
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; GCN-NEXT: ds_write_b64 v2, v[0:1]
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; GCN-NEXT: s_endpgm
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%ld = load i64, ptr addrspace(3) @v2
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%mul = mul i64 %ld, 8
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store i64 %mul, ptr addrspace(3) @v2
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ret void
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}
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; Access two variables, will allocate those two
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define amdgpu_kernel void @k01() {
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; OPT-LABEL: define amdgpu_kernel void @k01(
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; OPT-SAME: ) #[[ATTR0]] !llvm.amdgcn.lds.kernel.id [[META2:![0-9]+]] {
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; OPT-NEXT: call void @llvm.donothing() [ "ExplicitUse"(ptr addrspace(3) @llvm.amdgcn.kernel.k01.lds) ], !alias.scope [[META3:![0-9]+]], !noalias [[META6:![0-9]+]]
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; OPT-NEXT: call void @f0()
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; OPT-NEXT: call void @f1()
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; OPT-NEXT: ret void
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;
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; GCN-LABEL: k01:
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; GCN: ; %bb.0:
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; GCN-NEXT: s_mov_b32 s32, 0
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; GCN-NEXT: s_mov_b32 flat_scratch_lo, s7
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; GCN-NEXT: s_add_i32 s6, s6, s9
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; GCN-NEXT: s_lshr_b32 flat_scratch_hi, s6, 8
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; GCN-NEXT: s_add_u32 s0, s0, s9
|
||
|
|
; GCN-NEXT: s_addc_u32 s1, s1, 0
|
||
|
|
; GCN-NEXT: s_mov_b64 s[8:9], s[4:5]
|
||
|
|
; GCN-NEXT: s_getpc_b64 s[4:5]
|
||
|
|
; GCN-NEXT: s_add_u32 s4, s4, f0@gotpcrel32@lo+4
|
||
|
|
; GCN-NEXT: s_addc_u32 s5, s5, f0@gotpcrel32@hi+12
|
||
|
|
; GCN-NEXT: s_load_dwordx2 s[4:5], s[4:5], 0x0
|
||
|
|
; GCN-NEXT: s_mov_b32 s15, 0
|
||
|
|
|
||
|
|
; GCN-NEXT: s_waitcnt lgkmcnt(0)
|
||
|
|
; GCN-NEXT: s_swappc_b64 s[30:31], s[4:5]
|
||
|
|
; GCN-NEXT: s_getpc_b64 s[4:5]
|
||
|
|
; GCN-NEXT: s_add_u32 s4, s4, f1@gotpcrel32@lo+4
|
||
|
|
; GCN-NEXT: s_addc_u32 s5, s5, f1@gotpcrel32@hi+12
|
||
|
|
; GCN-NEXT: s_load_dwordx2 s[4:5], s[4:5], 0x0
|
||
|
|
|
||
|
|
; GCN-NEXT: s_waitcnt lgkmcnt(0)
|
||
|
|
; GCN-NEXT: s_swappc_b64 s[30:31], s[4:5]
|
||
|
|
; GCN-NEXT: s_endpgm
|
||
|
|
|
||
|
|
call void @f0()
|
||
|
|
call void @f1()
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
define amdgpu_kernel void @k23() {
|
||
|
|
; OPT-LABEL: define amdgpu_kernel void @k23(
|
||
|
|
; OPT-SAME: ) #[[ATTR1:[0-9]+]] !llvm.amdgcn.lds.kernel.id [[META8:![0-9]+]] {
|
||
|
|
; OPT-NEXT: call void @llvm.donothing() [ "ExplicitUse"(ptr addrspace(3) @llvm.amdgcn.kernel.k23.lds) ], !alias.scope [[META9:![0-9]+]], !noalias [[META12:![0-9]+]]
|
||
|
|
; OPT-NEXT: call void @f2()
|
||
|
|
; OPT-NEXT: call void @f3()
|
||
|
|
; OPT-NEXT: ret void
|
||
|
|
;
|
||
|
|
; GCN-LABEL: k23:
|
||
|
|
; GCN: ; %bb.0:
|
||
|
|
; GCN-NEXT: s_mov_b32 s32, 0
|
||
|
|
; GCN-NEXT: s_mov_b32 flat_scratch_lo, s7
|
||
|
|
; GCN-NEXT: s_add_i32 s6, s6, s9
|
||
|
|
; GCN-NEXT: s_lshr_b32 flat_scratch_hi, s6, 8
|
||
|
|
; GCN-NEXT: s_add_u32 s0, s0, s9
|
||
|
|
; GCN-NEXT: s_addc_u32 s1, s1, 0
|
||
|
|
; GCN-NEXT: s_mov_b64 s[8:9], s[4:5]
|
||
|
|
; GCN-NEXT: s_getpc_b64 s[4:5]
|
||
|
|
; GCN-NEXT: s_add_u32 s4, s4, f2@gotpcrel32@lo+4
|
||
|
|
; GCN-NEXT: s_addc_u32 s5, s5, f2@gotpcrel32@hi+12
|
||
|
|
; GCN-NEXT: s_load_dwordx2 s[4:5], s[4:5], 0x0
|
||
|
|
; GCN-NEXT: s_mov_b32 s15, 2
|
||
|
|
|
||
|
|
; GCN-NEXT: s_waitcnt lgkmcnt(0)
|
||
|
|
; GCN-NEXT: s_swappc_b64 s[30:31], s[4:5]
|
||
|
|
; GCN-NEXT: s_getpc_b64 s[4:5]
|
||
|
|
; GCN-NEXT: s_add_u32 s4, s4, f3@gotpcrel32@lo+4
|
||
|
|
; GCN-NEXT: s_addc_u32 s5, s5, f3@gotpcrel32@hi+12
|
||
|
|
; GCN-NEXT: s_load_dwordx2 s[4:5], s[4:5], 0x0
|
||
|
|
|
||
|
|
; GCN-NEXT: s_waitcnt lgkmcnt(0)
|
||
|
|
; GCN-NEXT: s_swappc_b64 s[30:31], s[4:5]
|
||
|
|
; GCN-NEXT: s_endpgm
|
||
|
|
call void @f2()
|
||
|
|
call void @f3()
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
; Access and allocate three variables
|
||
|
|
define amdgpu_kernel void @k123() {
|
||
|
|
; OPT-LABEL: define amdgpu_kernel void @k123(
|
||
|
|
; OPT-SAME: ) #[[ATTR1]] !llvm.amdgcn.lds.kernel.id [[META14:![0-9]+]] {
|
||
|
|
; OPT-NEXT: call void @llvm.donothing() [ "ExplicitUse"(ptr addrspace(3) @llvm.amdgcn.kernel.k123.lds) ], !alias.scope [[META15:![0-9]+]], !noalias [[META18:![0-9]+]]
|
||
|
|
; OPT-NEXT: call void @f1()
|
||
|
|
; OPT-NEXT: [[LD:%.*]] = load i8, ptr addrspace(3) getelementptr inbounds ([[LLVM_AMDGCN_KERNEL_K123_LDS_T:%.*]], ptr addrspace(3) @llvm.amdgcn.kernel.k123.lds, i32 0, i32 1), align 2, !alias.scope [[META21:![0-9]+]], !noalias [[META22:![0-9]+]]
|
||
|
|
; OPT-NEXT: [[MUL:%.*]] = mul i8 [[LD]], 8
|
||
|
|
; OPT-NEXT: store i8 [[MUL]], ptr addrspace(3) getelementptr inbounds ([[LLVM_AMDGCN_KERNEL_K123_LDS_T]], ptr addrspace(3) @llvm.amdgcn.kernel.k123.lds, i32 0, i32 1), align 2, !alias.scope [[META21]], !noalias [[META22]]
|
||
|
|
; OPT-NEXT: call void @f2()
|
||
|
|
; OPT-NEXT: ret void
|
||
|
|
;
|
||
|
|
; GCN-LABEL: k123:
|
||
|
|
; GCN: ; %bb.0:
|
||
|
|
; GCN-NEXT: s_mov_b32 s32, 0
|
||
|
|
; GCN-NEXT: s_mov_b32 flat_scratch_lo, s7
|
||
|
|
; GCN-NEXT: s_add_i32 s6, s6, s9
|
||
|
|
; GCN-NEXT: s_lshr_b32 flat_scratch_hi, s6, 8
|
||
|
|
; GCN-NEXT: s_add_u32 s0, s0, s9
|
||
|
|
; GCN-NEXT: s_addc_u32 s1, s1, 0
|
||
|
|
; GCN-NEXT: s_mov_b64 s[8:9], s[4:5]
|
||
|
|
; GCN-NEXT: s_getpc_b64 s[4:5]
|
||
|
|
; GCN-NEXT: s_add_u32 s4, s4, f1@gotpcrel32@lo+4
|
||
|
|
; GCN-NEXT: s_addc_u32 s5, s5, f1@gotpcrel32@hi+12
|
||
|
|
; GCN-NEXT: s_load_dwordx2 s[4:5], s[4:5], 0x0
|
||
|
|
; GCN-NEXT: s_mov_b32 s15, 1
|
||
|
|
|
||
|
|
; GCN-NEXT: s_waitcnt lgkmcnt(0)
|
||
|
|
; GCN-NEXT: s_swappc_b64 s[30:31], s[4:5]
|
||
|
|
; GCN-NEXT: v_mov_b32_e32 v0, 0
|
||
|
|
; GCN-NEXT: s_mov_b32 m0, -1
|
||
|
|
; GCN-NEXT: ds_read_u8 v1, v0 offset:2
|
||
|
|
; GCN-NEXT: s_getpc_b64 s[4:5]
|
||
|
|
; GCN-NEXT: s_add_u32 s4, s4, f2@gotpcrel32@lo+4
|
||
|
|
; GCN-NEXT: s_addc_u32 s5, s5, f2@gotpcrel32@hi+12
|
||
|
|
; GCN-NEXT: s_load_dwordx2 s[4:5], s[4:5], 0x0
|
||
|
|
; GCN-NEXT: s_waitcnt lgkmcnt(0)
|
||
|
|
; GCN-NEXT: v_lshlrev_b32_e32 v1, 3, v1
|
||
|
|
; GCN-NEXT: ds_write_b8 v0, v1 offset:2
|
||
|
|
|
||
|
|
; GCN-NEXT: s_swappc_b64 s[30:31], s[4:5]
|
||
|
|
; GCN-NEXT: s_endpgm
|
||
|
|
call void @f1()
|
||
|
|
%ld = load i8, ptr addrspace(3) @v3
|
||
|
|
%mul = mul i8 %ld, 8
|
||
|
|
store i8 %mul, ptr addrspace(3) @v3
|
||
|
|
call void @f2()
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
; OPT: attributes #0 = { "amdgpu-lds-size"="8" }
|
||
|
|
; OPT: attributes #1 = { "amdgpu-lds-size"="16" }
|
||
|
|
|
||
|
|
!0 = !{i64 0, i64 1}
|
||
|
|
!1 = !{i32 0}
|
||
|
|
!2 = !{i32 2}
|
||
|
|
!3 = !{i32 1}
|
||
|
|
|
||
|
|
|
||
|
|
; Table size length number-kernels * number-variables * sizeof(uint16_t)
|
||
|
|
; GCN: .type llvm.amdgcn.lds.offset.table,@object
|
||
|
|
; GCN-NEXT: .section .data.rel.ro,"aw"
|
||
|
|
; GCN-NEXT: .p2align 4, 0x0
|
||
|
|
; GCN-NEXT: llvm.amdgcn.lds.offset.table:
|
||
|
|
; GCN-NEXT: .long 0+4
|
||
|
|
; GCN-NEXT: .long 0
|
||
|
|
; GCN-NEXT: .zero 4
|
||
|
|
; GCN-NEXT: .zero 4
|
||
|
|
; GCN-NEXT: .zero 4
|
||
|
|
; GCN-NEXT: .long 0
|
||
|
|
; GCN-NEXT: .long 0+8
|
||
|
|
; GCN-NEXT: .long 0+2
|
||
|
|
; GCN-NEXT: .zero 4
|
||
|
|
; GCN-NEXT: .zero 4
|
||
|
|
; GCN-NEXT: .long 0
|
||
|
|
; GCN-NEXT: .long 0+8
|
||
|
|
; GCN-NEXT: .size llvm.amdgcn.lds.offset.table, 48
|
||
|
|
|
||
|
|
!llvm.module.flags = !{!4}
|
||
|
|
!4 = !{i32 1, !"amdgpu_code_object_version", i32 500}
|