xref: /llvm-project/llvm/test/CodeGen/X86/amx-fp8-internal.ll (revision abbfed9be7e0a247ac0ca248b4b7304d879b026a)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+amx-tile,+avx512f \
3; RUN: -mattr=+amx-fp8 -verify-machineinstrs | FileCheck %s
4
5define void @test_amx(i8* %pointer, i8* %base, i64 %stride) {
6; CHECK-LABEL: test_amx:
7; CHECK:       # %bb.0:
8; CHECK-NEXT:    pushq %rbp
9; CHECK-NEXT:    .cfi_def_cfa_offset 16
10; CHECK-NEXT:    subq $3952, %rsp # imm = 0xF70
11; CHECK-NEXT:    .cfi_def_cfa_offset 3968
12; CHECK-NEXT:    .cfi_offset %rbp, -16
13; CHECK-NEXT:    vxorps %xmm0, %xmm0, %xmm0
14; CHECK-NEXT:    vmovups %zmm0, {{[0-9]+}}(%rsp)
15; CHECK-NEXT:    movb $1, {{[0-9]+}}(%rsp)
16; CHECK-NEXT:    movb $8, {{[0-9]+}}(%rsp)
17; CHECK-NEXT:    movw $8, {{[0-9]+}}(%rsp)
18; CHECK-NEXT:    movb $8, {{[0-9]+}}(%rsp)
19; CHECK-NEXT:    movw $8, {{[0-9]+}}(%rsp)
20; CHECK-NEXT:    movb $8, {{[0-9]+}}(%rsp)
21; CHECK-NEXT:    movw $8, {{[0-9]+}}(%rsp)
22; CHECK-NEXT:    movb $8, {{[0-9]+}}(%rsp)
23; CHECK-NEXT:    movw $8, {{[0-9]+}}(%rsp)
24; CHECK-NEXT:    movb $8, {{[0-9]+}}(%rsp)
25; CHECK-NEXT:    movw $8, {{[0-9]+}}(%rsp)
26; CHECK-NEXT:    ldtilecfg {{[0-9]+}}(%rsp)
27; CHECK-NEXT:    movw $8, %ax
28; CHECK-NEXT:    tileloadd (%rsi,%rdx), %tmm0
29; CHECK-NEXT:    tilezero %tmm1
30; CHECK-NEXT:    tilezero %tmm2
31; CHECK-NEXT:    movabsq $64, %rbp
32; CHECK-NEXT:    tilestored %tmm2, 896(%rsp,%rbp) # 1024-byte Folded Spill
33; CHECK-NEXT:    tileloadd 896(%rsp,%rbp), %tmm3 # 1024-byte Folded Reload
34; CHECK-NEXT:    tdpbf8ps %tmm1, %tmm0, %tmm3
35; CHECK-NEXT:    tdpbhf8ps %tmm1, %tmm0, %tmm3
36; CHECK-NEXT:    tilestored %tmm2, 1920(%rsp,%rbp) # 1024-byte Folded Spill
37; CHECK-NEXT:    tileloadd 1920(%rsp,%rbp), %tmm4 # 1024-byte Folded Reload
38; CHECK-NEXT:    tdphbf8ps %tmm1, %tmm0, %tmm4
39; CHECK-NEXT:    tdphf8ps %tmm1, %tmm0, %tmm2
40; CHECK-NEXT:    tilestored %tmm3, (%rdi,%rdx)
41; CHECK-NEXT:    addq $3952, %rsp # imm = 0xF70
42; CHECK-NEXT:    .cfi_def_cfa_offset 16
43; CHECK-NEXT:    popq %rbp
44; CHECK-NEXT:    .cfi_def_cfa_offset 8
45; CHECK-NEXT:    tilerelease
46; CHECK-NEXT:    vzeroupper
47; CHECK-NEXT:    retq
48
49  %a = call x86_amx @llvm.x86.tileloadd64.internal(i16 8, i16 8, i8* %base, i64 %stride)
50  %b = call x86_amx @llvm.x86.tilezero.internal(i16 8, i16 8)
51  %c = call x86_amx @llvm.x86.tilezero.internal(i16 8, i16 8)
52
53  %c1 = call x86_amx @llvm.x86.tdpbf8ps.internal(i16 8, i16 8, i16 8, x86_amx %c, x86_amx %a, x86_amx %b)
54  %c2 = call x86_amx @llvm.x86.tdpbhf8ps.internal(i16 8, i16 8, i16 8, x86_amx %c1, x86_amx %a, x86_amx %b)
55  %c3 = call x86_amx @llvm.x86.tdphbf8ps.internal(i16 8, i16 8, i16 8, x86_amx %c, x86_amx %a, x86_amx %b)
56  %c4 = call x86_amx @llvm.x86.tdphf8ps.internal(i16 8, i16 8, i16 8, x86_amx %c, x86_amx %a, x86_amx %b)
57
58  call void @llvm.x86.tilestored64.internal(i16 8, i16 8, i8* %pointer, i64 %stride, x86_amx %c2)
59  ret void
60}
61
62; Function Attrs: nounwind
63define dso_local void @__tile_dpbf8ps(ptr %dst, ptr %src1, ptr %src2) #0 {
64; CHECK-LABEL: __tile_dpbf8ps:
65; CHECK:       # %bb.0: # %entry
66; CHECK-NEXT:    pushq %rbp
67; CHECK-NEXT:    subq $4976, %rsp # imm = 0x1370
68; CHECK-NEXT:    vxorps %xmm0, %xmm0, %xmm0
69; CHECK-NEXT:    vmovups %zmm0, {{[0-9]+}}(%rsp)
70; CHECK-NEXT:    movb $1, {{[0-9]+}}(%rsp)
71; CHECK-NEXT:    movzwl (%rsi), %eax
72; CHECK-NEXT:    movb %al, {{[0-9]+}}(%rsp)
73; CHECK-NEXT:    movb %al, {{[0-9]+}}(%rsp)
74; CHECK-NEXT:    movb %al, {{[0-9]+}}(%rsp)
75; CHECK-NEXT:    movswq 2(%rdx), %rcx
76; CHECK-NEXT:    movw %cx, {{[0-9]+}}(%rsp)
77; CHECK-NEXT:    movw %cx, {{[0-9]+}}(%rsp)
78; CHECK-NEXT:    movw %cx, {{[0-9]+}}(%rsp)
79; CHECK-NEXT:    movswq 2(%rsi), %r8
80; CHECK-NEXT:    movw %r8w, {{[0-9]+}}(%rsp)
81; CHECK-NEXT:    movzwl %r8w, %r9d
82; CHECK-NEXT:    movb %r9b, {{[0-9]+}}(%rsp)
83; CHECK-NEXT:    shrl $2, %r9d
84; CHECK-NEXT:    movb %r9b, {{[0-9]+}}(%rsp)
85; CHECK-NEXT:    ldtilecfg {{[0-9]+}}(%rsp)
86; CHECK-NEXT:    addq $64, %rdi
87; CHECK-NEXT:    tileloadd (%rdi,%rcx), %tmm0
88; CHECK-NEXT:    addq $64, %rsi
89; CHECK-NEXT:    tileloadd (%rsi,%r8), %tmm1
90; CHECK-NEXT:    addq $64, %rdx
91; CHECK-NEXT:    tileloadd (%rdx,%rcx), %tmm2
92; CHECK-NEXT:    movabsq $64, %rbp
93; CHECK-NEXT:    tilestored %tmm0, 896(%rsp,%rbp) # 1024-byte Folded Spill
94; CHECK-NEXT:    tileloadd 896(%rsp,%rbp), %tmm3 # 1024-byte Folded Reload
95; CHECK-NEXT:    tdpbf8ps %tmm2, %tmm1, %tmm3
96; CHECK-NEXT:    tilestored %tmm3, (%rdi,%rcx)
97; CHECK-NEXT:    tilestored %tmm0, 1920(%rsp,%rbp) # 1024-byte Folded Spill
98; CHECK-NEXT:    tileloadd 1920(%rsp,%rbp), %tmm3 # 1024-byte Folded Reload
99; CHECK-NEXT:    tdpbhf8ps %tmm2, %tmm1, %tmm3
100; CHECK-NEXT:    tilestored %tmm3, (%rdi,%rcx)
101; CHECK-NEXT:    tilestored %tmm0, 2944(%rsp,%rbp) # 1024-byte Folded Spill
102; CHECK-NEXT:    tileloadd 2944(%rsp,%rbp), %tmm3 # 1024-byte Folded Reload
103; CHECK-NEXT:    tdphbf8ps %tmm2, %tmm1, %tmm3
104; CHECK-NEXT:    tilestored %tmm3, (%rdi,%rcx)
105; CHECK-NEXT:    tdphf8ps %tmm2, %tmm1, %tmm0
106; CHECK-NEXT:    tilestored %tmm0, (%rdi,%rcx)
107; CHECK-NEXT:    addq $4976, %rsp # imm = 0x1370
108; CHECK-NEXT:    popq %rbp
109; CHECK-NEXT:    tilerelease
110; CHECK-NEXT:    vzeroupper
111; CHECK-NEXT:    retq
112entry:
113  %0 = load i16, ptr %src1, align 64
114  %col = getelementptr inbounds nuw i8, ptr %src2, i64 2
115  %1 = load i16, ptr %col, align 2
116  %col1 = getelementptr inbounds nuw i8, ptr %src1, i64 2
117  %2 = load i16, ptr %col1, align 2
118  %tile = getelementptr inbounds nuw i8, ptr %dst, i64 64
119  %3 = load <256 x i32>, ptr %tile, align 64
120  %tile2 = getelementptr inbounds nuw i8, ptr %src1, i64 64
121  %4 = load <256 x i32>, ptr %tile2, align 64
122  %tile3 = getelementptr inbounds nuw i8, ptr %src2, i64 64
123  %5 = load <256 x i32>, ptr %tile3, align 64
124  %6 = tail call x86_amx @llvm.x86.cast.vector.to.tile.v256i32(<256 x i32> %3)
125  %7 = tail call x86_amx @llvm.x86.cast.vector.to.tile.v256i32(<256 x i32> %4)
126  %8 = tail call x86_amx @llvm.x86.cast.vector.to.tile.v256i32(<256 x i32> %5)
127
128  %9 = tail call x86_amx @llvm.x86.tdpbf8ps.internal(i16 %0, i16 %1, i16 %2, x86_amx %6, x86_amx %7, x86_amx %8)
129  %10 = tail call <256 x i32> @llvm.x86.cast.tile.to.vector.v256i32(x86_amx %9)
130  store <256 x i32> %10, ptr %tile, align 64
131
132  %11 = tail call x86_amx @llvm.x86.tdpbhf8ps.internal(i16 %0, i16 %1, i16 %2, x86_amx %6, x86_amx %7, x86_amx %8)
133  %12 = tail call <256 x i32> @llvm.x86.cast.tile.to.vector.v256i32(x86_amx %11)
134  store <256 x i32> %12, ptr %tile, align 64
135
136  %13 = tail call x86_amx @llvm.x86.tdphbf8ps.internal(i16 %0, i16 %1, i16 %2, x86_amx %6, x86_amx %7, x86_amx %8)
137  %14 = tail call <256 x i32> @llvm.x86.cast.tile.to.vector.v256i32(x86_amx %13)
138  store <256 x i32> %14, ptr %tile, align 64
139
140  %15 = tail call x86_amx @llvm.x86.tdphf8ps.internal(i16 %0, i16 %1, i16 %2, x86_amx %6, x86_amx %7, x86_amx %8)
141  %16 = tail call <256 x i32> @llvm.x86.cast.tile.to.vector.v256i32(x86_amx %15)
142  store <256 x i32> %16, ptr %tile, align 64
143
144  ret void
145}
146
147declare x86_amx @llvm.x86.tilezero.internal(i16, i16)
148declare x86_amx @llvm.x86.tileloadd64.internal(i16, i16, i8*, i64)
149declare void @llvm.x86.tilestored64.internal(i16, i16, i8*, i64, x86_amx)
150
151declare x86_amx @llvm.x86.tdpbf8ps.internal(i16, i16, i16, x86_amx, x86_amx, x86_amx)
152declare x86_amx @llvm.x86.tdpbhf8ps.internal(i16, i16, i16, x86_amx, x86_amx, x86_amx)
153declare x86_amx @llvm.x86.tdphbf8ps.internal(i16, i16, i16, x86_amx, x86_amx, x86_amx)
154declare x86_amx @llvm.x86.tdphf8ps.internal(i16, i16, i16, x86_amx, x86_amx, x86_amx)
155
156attributes #0 = { nounwind }
157
158