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|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -march=amdgcn -mcpu=gfx90a -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
define amdgpu_kernel void @vectorLoadCombine(ptr %in, ptr %out) {
; GCN-LABEL: vectorLoadCombine:
; GCN: ; %bb.0: ; %entry
; GCN-NEXT: s_load_dwordx4 s[0:3], s[0:1], 0x24
; GCN-NEXT: s_waitcnt lgkmcnt(0)
; GCN-NEXT: v_mov_b32_e32 v0, s0
; GCN-NEXT: v_mov_b32_e32 v1, s1
; GCN-NEXT: flat_load_dword v2, v[0:1]
; GCN-NEXT: v_mov_b32_e32 v0, s2
; GCN-NEXT: v_mov_b32_e32 v1, s3
; GCN-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0)
; GCN-NEXT: flat_store_dword v[0:1], v2
; GCN-NEXT: s_endpgm
entry:
%0 = load <4 x i8>, ptr %in, align 4
%1 = extractelement <4 x i8> %0, i32 0
%2 = extractelement <4 x i8> %0, i32 1
%3 = extractelement <4 x i8> %0, i32 2
%4 = extractelement <4 x i8> %0, i32 3
%zext0 = zext i8 %1 to i32
%zext1 = zext i8 %2 to i32
%shift1 = shl nuw nsw i32 %zext1, 8
%insert1 = or i32 %shift1, %zext0
%zext2 = zext i8 %3 to i32
%shift2 = shl nuw nsw i32 %zext2, 16
%insert2 = or i32 %insert1, %shift2
%zext3 = zext i8 %4 to i32
%shift3 = shl nuw i32 %zext3, 24
%insert3 = or i32 %insert2, %shift3
store i32 %insert3, ptr %out
ret void
}
define amdgpu_kernel void @vectorLoadShuffle(ptr %in, ptr %out) {
; GCN-LABEL: vectorLoadShuffle:
; GCN: ; %bb.0: ; %entry
; GCN-NEXT: s_load_dwordx4 s[0:3], s[0:1], 0x24
; GCN-NEXT: s_waitcnt lgkmcnt(0)
; GCN-NEXT: v_mov_b32_e32 v0, s0
; GCN-NEXT: v_mov_b32_e32 v1, s1
; GCN-NEXT: flat_load_dword v2, v[0:1]
; GCN-NEXT: s_mov_b32 s0, 0x7050604
; GCN-NEXT: v_mov_b32_e32 v0, s2
; GCN-NEXT: v_mov_b32_e32 v1, s3
; GCN-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0)
; GCN-NEXT: v_perm_b32 v2, v2, v2, s0
; GCN-NEXT: flat_store_dword v[0:1], v2
; GCN-NEXT: s_endpgm
entry:
%0 = load <4 x i8>, ptr %in, align 4
%1 = extractelement <4 x i8> %0, i32 0
%2 = extractelement <4 x i8> %0, i32 1
%3 = extractelement <4 x i8> %0, i32 2
%4 = extractelement <4 x i8> %0, i32 3
%zext0 = zext i8 %1 to i32
%zext1 = zext i8 %3 to i32
%shift1 = shl nuw nsw i32 %zext1, 8
%insert1 = or i32 %shift1, %zext0
%zext2 = zext i8 %2 to i32
%shift2 = shl nuw nsw i32 %zext2, 16
%insert2 = or i32 %insert1, %shift2
%zext3 = zext i8 %4 to i32
%shift3 = shl nuw i32 %zext3, 24
%insert3 = or i32 %insert2, %shift3
store i32 %insert3, ptr %out
ret void
}
define i32 @load_2xi16_combine(ptr addrspace(1) %p) #0 {
; GCN-LABEL: load_2xi16_combine:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: global_load_dword v0, v[0:1], off
; GCN-NEXT: s_waitcnt vmcnt(0)
; GCN-NEXT: s_setpc_b64 s[30:31]
%gep.p = getelementptr i16, ptr addrspace(1) %p, i32 1
%p.0 = load i16, ptr addrspace(1) %p, align 4
%p.1 = load i16, ptr addrspace(1) %gep.p, align 4
%zext.0 = zext i16 %p.0 to i32
%zext.1 = zext i16 %p.1 to i32
%shl.1 = shl i32 %zext.1, 16
%or = or i32 %zext.0, %shl.1
ret i32 %or
}
define i32 @load_2xi16_noncombine(ptr addrspace(1) %p) #0 {
; GCN-LABEL: load_2xi16_noncombine:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: global_load_ushort v2, v[0:1], off
; GCN-NEXT: global_load_ushort v3, v[0:1], off offset:4
; GCN-NEXT: s_waitcnt vmcnt(0)
; GCN-NEXT: v_lshl_or_b32 v0, v3, 16, v2
; GCN-NEXT: s_setpc_b64 s[30:31]
%gep.p = getelementptr i16, ptr addrspace(1) %p, i32 2
%p.0 = load i16, ptr addrspace(1) %p, align 4
%p.1 = load i16, ptr addrspace(1) %gep.p, align 4
%zext.0 = zext i16 %p.0 to i32
%zext.1 = zext i16 %p.1 to i32
%shl.1 = shl i32 %zext.1, 16
%or = or i32 %zext.0, %shl.1
ret i32 %or
}
define i64 @load_2xi32_combine(ptr addrspace(1) %p) #0 {
; GCN-LABEL: load_2xi32_combine:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: global_load_dwordx2 v[0:1], v[0:1], off
; GCN-NEXT: s_waitcnt vmcnt(0)
; GCN-NEXT: s_setpc_b64 s[30:31]
%gep.p = getelementptr i32, ptr addrspace(1) %p, i32 1
%p.0 = load i32, ptr addrspace(1) %p, align 4
%p.1 = load i32, ptr addrspace(1) %gep.p, align 4
%zext.0 = zext i32 %p.0 to i64
%zext.1 = zext i32 %p.1 to i64
%shl.1 = shl i64 %zext.1, 32
%or = or i64 %zext.0, %shl.1
ret i64 %or
}
define i64 @load_2xi32_noncombine(ptr addrspace(1) %p) #0 {
; GCN-LABEL: load_2xi32_noncombine:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: global_load_dword v2, v[0:1], off
; GCN-NEXT: global_load_dword v3, v[0:1], off offset:8
; GCN-NEXT: s_waitcnt vmcnt(1)
; GCN-NEXT: v_mov_b32_e32 v0, v2
; GCN-NEXT: s_waitcnt vmcnt(0)
; GCN-NEXT: v_mov_b32_e32 v1, v3
; GCN-NEXT: s_setpc_b64 s[30:31]
%gep.p = getelementptr i32, ptr addrspace(1) %p, i32 2
%p.0 = load i32, ptr addrspace(1) %p, align 4
%p.1 = load i32, ptr addrspace(1) %gep.p, align 4
%zext.0 = zext i32 %p.0 to i64
%zext.1 = zext i32 %p.1 to i64
%shl.1 = shl i64 %zext.1, 32
%or = or i64 %zext.0, %shl.1
ret i64 %or
}
define i64 @load_4xi16_combine(ptr addrspace(1) %p) #0 {
; GCN-LABEL: load_4xi16_combine:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: global_load_dwordx2 v[0:1], v[0:1], off
; GCN-NEXT: s_waitcnt vmcnt(0)
; GCN-NEXT: s_setpc_b64 s[30:31]
%gep.p = getelementptr i16, ptr addrspace(1) %p, i32 1
%gep.2p = getelementptr i16, ptr addrspace(1) %p, i32 2
%gep.3p = getelementptr i16, ptr addrspace(1) %p, i32 3
%p.0 = load i16, ptr addrspace(1) %p, align 4
%p.1 = load i16, ptr addrspace(1) %gep.p, align 4
%p.2 = load i16, ptr addrspace(1) %gep.2p, align 4
%p.3 = load i16, ptr addrspace(1) %gep.3p, align 4
%zext.0 = zext i16 %p.0 to i64
%zext.1 = zext i16 %p.1 to i64
%zext.2 = zext i16 %p.2 to i64
%zext.3 = zext i16 %p.3 to i64
%shl.1 = shl i64 %zext.1, 16
%or.1 = or i64 %zext.0, %shl.1
%shl.2 = shl i64 %zext.2, 32
%or.2 = or i64 %or.1, %shl.2
%shl.3 = shl i64 %zext.3, 48
%or.3 = or i64 %or.2, %shl.3
ret i64 %or.3
}
define i64 @load_4xi16_noncombine(ptr addrspace(1) %p) #0 {
; GCN-LABEL: load_4xi16_noncombine:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: global_load_dwordx2 v[2:3], v[0:1], off
; GCN-NEXT: s_mov_b32 s4, 0xffff
; GCN-NEXT: s_waitcnt vmcnt(0)
; GCN-NEXT: v_and_b32_e32 v1, 0xffff0000, v2
; GCN-NEXT: v_bfi_b32 v0, s4, v2, v3
; GCN-NEXT: v_or_b32_sdwa v1, v3, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
; GCN-NEXT: s_setpc_b64 s[30:31]
%gep.p = getelementptr i16, ptr addrspace(1) %p, i32 3
%gep.2p = getelementptr i16, ptr addrspace(1) %p, i32 2
%gep.3p = getelementptr i16, ptr addrspace(1) %p, i32 1
%p.0 = load i16, ptr addrspace(1) %p, align 4
%p.1 = load i16, ptr addrspace(1) %gep.p, align 4
%p.2 = load i16, ptr addrspace(1) %gep.2p, align 4
%p.3 = load i16, ptr addrspace(1) %gep.3p, align 4
%zext.0 = zext i16 %p.0 to i64
%zext.1 = zext i16 %p.1 to i64
%zext.2 = zext i16 %p.2 to i64
%zext.3 = zext i16 %p.3 to i64
%shl.1 = shl i64 %zext.1, 16
%or.1 = or i64 %zext.0, %shl.1
%shl.2 = shl i64 %zext.2, 32
%or.2 = or i64 %or.1, %shl.2
%shl.3 = shl i64 %zext.3, 48
%or.3 = or i64 %or.2, %shl.3
ret i64 %or.3
}
define i64 @load_3xi16_combine(ptr addrspace(1) %p) #0 {
; GCN-LABEL: load_3xi16_combine:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: global_load_dword v2, v[0:1], off
; GCN-NEXT: global_load_ushort v3, v[0:1], off offset:4
; GCN-NEXT: s_waitcnt vmcnt(1)
; GCN-NEXT: v_mov_b32_e32 v0, v2
; GCN-NEXT: s_waitcnt vmcnt(0)
; GCN-NEXT: v_mov_b32_e32 v1, v3
; GCN-NEXT: s_setpc_b64 s[30:31]
%gep.p = getelementptr i16, ptr addrspace(1) %p, i32 1
%gep.2p = getelementptr i16, ptr addrspace(1) %p, i32 2
%p.0 = load i16, ptr addrspace(1) %p, align 4
%p.1 = load i16, ptr addrspace(1) %gep.p, align 4
%p.2 = load i16, ptr addrspace(1) %gep.2p, align 4
%zext.0 = zext i16 %p.0 to i64
%zext.1 = zext i16 %p.1 to i64
%zext.2 = zext i16 %p.2 to i64
%shl.1 = shl i64 %zext.1, 16
%or.1 = or i64 %zext.0, %shl.1
%shl.2 = shl i64 %zext.2, 32
%or.2 = or i64 %or.1, %shl.2
ret i64 %or.2
}
define i64 @load_3xi16_noncombine(ptr addrspace(1) %p) #0 {
; GCN-LABEL: load_3xi16_noncombine:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: global_load_ushort v2, v[0:1], off
; GCN-NEXT: global_load_dword v3, v[0:1], off offset:4
; GCN-NEXT: s_mov_b32 s4, 0x3020504
; GCN-NEXT: s_waitcnt vmcnt(0)
; GCN-NEXT: v_perm_b32 v0, v2, v3, s4
; GCN-NEXT: v_and_b32_e32 v1, 0xffff, v3
; GCN-NEXT: s_setpc_b64 s[30:31]
%gep.p = getelementptr i16, ptr addrspace(1) %p, i32 3
%gep.2p = getelementptr i16, ptr addrspace(1) %p, i32 2
%p.0 = load i16, ptr addrspace(1) %p, align 4
%p.1 = load i16, ptr addrspace(1) %gep.p, align 4
%p.2 = load i16, ptr addrspace(1) %gep.2p, align 4
%zext.0 = zext i16 %p.0 to i64
%zext.1 = zext i16 %p.1 to i64
%zext.2 = zext i16 %p.2 to i64
%shl.1 = shl i64 %zext.1, 16
%or.1 = or i64 %zext.0, %shl.1
%shl.2 = shl i64 %zext.2, 32
%or.2 = or i64 %or.1, %shl.2
ret i64 %or.2
}
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