xref: /llvm-project/llvm/test/Transforms/InstCombine/X86/x86-amx.ll (revision fcfc31fffb9a83416453e60bd0dff2df93c2ee20)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -passes=instcombine -S < %s | FileCheck %s
3
4define void @foo(ptr %arrayidx16, ptr %arrayidx29, ptr %arrayidx35, i1 %c1, i1 %c2) {
5; CHECK-LABEL: @foo(
6; CHECK-NEXT:  entry:
7; CHECK-NEXT:    br label [[FOR_COND9:%.*]]
8; CHECK:       for.cond9:
9; CHECK-NEXT:    br i1 [[C1:%.*]], label [[FOR_BODY14:%.*]], label [[EXIT:%.*]]
10; CHECK:       for.body14:
11; CHECK-NEXT:    [[T5:%.*]] = load <256 x i32>, ptr [[ARRAYIDX16:%.*]], align 64
12; CHECK-NEXT:    br label [[FOR_COND18:%.*]]
13; CHECK:       for.cond18:
14; CHECK-NEXT:    [[SUB_C_SROA_0_0:%.*]] = phi <256 x i32> [ [[T5]], [[FOR_BODY14]] ], [ [[T12:%.*]], [[FOR_BODY24:%.*]] ]
15; CHECK-NEXT:    br i1 [[C2:%.*]], label [[FOR_BODY24]], label [[FOR_COND_CLEANUP23:%.*]]
16; CHECK:       for.cond.cleanup23:
17; CHECK-NEXT:    store <256 x i32> [[SUB_C_SROA_0_0]], ptr [[ARRAYIDX16]], align 64
18; CHECK-NEXT:    br label [[FOR_COND9]]
19; CHECK:       for.body24:
20; CHECK-NEXT:    [[T6:%.*]] = load <256 x i32>, ptr [[ARRAYIDX29:%.*]], align 64
21; CHECK-NEXT:    [[T7:%.*]] = load <256 x i32>, ptr [[ARRAYIDX35:%.*]], align 64
22; CHECK-NEXT:    [[T8:%.*]] = bitcast <256 x i32> [[SUB_C_SROA_0_0]] to x86_amx
23; CHECK-NEXT:    [[T9:%.*]] = bitcast <256 x i32> [[T6]] to x86_amx
24; CHECK-NEXT:    [[T10:%.*]] = bitcast <256 x i32> [[T7]] to x86_amx
25; CHECK-NEXT:    [[T11:%.*]] = call x86_amx @llvm.x86.tdpbssd.internal(i16 1, i16 4, i16 4, x86_amx [[T8]], x86_amx [[T9]], x86_amx [[T10]])
26; CHECK-NEXT:    [[T12]] = bitcast x86_amx [[T11]] to <256 x i32>
27; CHECK-NEXT:    br label [[FOR_COND18]]
28; CHECK:       exit:
29; CHECK-NEXT:    ret void
30;
31entry:
32  br label %for.cond9
33for.cond9:                                        ; preds = %for.cond, %for.cond.cleanup23
34  br i1 %c1, label %for.body14, label %exit
35
36for.body14:
37  %t5 = load <256 x i32>, ptr %arrayidx16, align 64
38  br label %for.cond18
39
40for.cond18:                                       ; preds = %for.body24, %for.body14
41  %sub_c.sroa.0.0 = phi <256 x i32> [ %t5, %for.body14 ], [ %t12, %for.body24 ]
42  br i1 %c2, label %for.body24, label %for.cond.cleanup23
43
44for.cond.cleanup23:                               ; preds = %for.cond18
45  store <256 x i32> %sub_c.sroa.0.0, ptr %arrayidx16, align 64
46  br label %for.cond9
47
48for.body24:                                       ; preds = %for.cond18
49  %t6 = load <256 x i32>, ptr %arrayidx29, align 64
50  %t7 = load <256 x i32>, ptr %arrayidx35, align 64
51  %t8 = bitcast <256 x i32> %sub_c.sroa.0.0 to x86_amx
52  %t9 = bitcast <256 x i32> %t6 to x86_amx
53  %t10 = bitcast <256 x i32> %t7 to x86_amx
54  %t11 = call x86_amx @llvm.x86.tdpbssd.internal(i16 1, i16 4, i16 4, x86_amx %t8, x86_amx %t9, x86_amx %t10) #12
55  %t12 = bitcast x86_amx %t11 to <256 x i32>
56  br label %for.cond18
57
58exit:
59  ret void
60}
61
62declare x86_amx @llvm.x86.tileloadd64.internal(i16, i16, ptr, i64)
63declare x86_amx @llvm.x86.tdpbssd.internal(i16, i16, i16, x86_amx, x86_amx, x86_amx)
64declare void @llvm.x86.tilestored64.internal(i16, i16, ptr, i64, x86_amx)
65