1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s --mtriple=x86_64-unknown-linux-gnu -mattr=+sse4.1 | FileCheck %s
define void @pmuldq(ptr nocapture %0, i32 %1, i64 %2) {
; CHECK-LABEL: pmuldq:
; CHECK: # %bb.0:
; CHECK-NEXT: testq %rdx, %rdx
; CHECK-NEXT: je .LBB0_3
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: movd %esi, %xmm0
; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB0_2: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movdqa (%rdi), %xmm1
; CHECK-NEXT: pmuldq %xmm0, %xmm1
; CHECK-NEXT: movdqa %xmm1, (%rdi)
; CHECK-NEXT: addq $16, %rdi
; CHECK-NEXT: decq %rdx
; CHECK-NEXT: jne .LBB0_2
; CHECK-NEXT: .LBB0_3:
; CHECK-NEXT: retq
%4 = insertelement <4 x i32> undef, i32 %1, i32 0
%5 = shufflevector <4 x i32> %4, <4 x i32> poison, <4 x i32> zeroinitializer
%6 = bitcast <4 x i32> %5 to <2 x i64>
%7 = shl <2 x i64> %6, <i64 32, i64 32>
%8 = ashr exact <2 x i64> %7, <i64 32, i64 32>
%9 = icmp eq i64 %2, 0
br i1 %9, label %10, label %11
10: ; preds = %11, %3
ret void
11: ; preds = %3, %11
%12 = phi i64 [ %18, %11 ], [ 0, %3 ]
%13 = getelementptr inbounds <2 x i64>, ptr %0, i64 %12
%14 = load <2 x i64>, ptr %13, align 16
%15 = shl <2 x i64> %14, <i64 32, i64 32>
%16 = ashr exact <2 x i64> %15, <i64 32, i64 32>
%17 = mul nsw <2 x i64> %16, %8
store <2 x i64> %17, ptr %13, align 16
%18 = add nuw i64 %12, 1
%19 = icmp eq i64 %18, %2
br i1 %19, label %10, label %11
}
define void @pmuludq(ptr nocapture %0, i32 %1, i64 %2) {
; CHECK-LABEL: pmuludq:
; CHECK: # %bb.0:
; CHECK-NEXT: testq %rdx, %rdx
; CHECK-NEXT: je .LBB1_3
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: movd %esi, %xmm0
; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB1_2: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movdqa (%rdi), %xmm1
; CHECK-NEXT: pmuludq %xmm0, %xmm1
; CHECK-NEXT: movdqa %xmm1, (%rdi)
; CHECK-NEXT: addq $16, %rdi
; CHECK-NEXT: decq %rdx
; CHECK-NEXT: jne .LBB1_2
; CHECK-NEXT: .LBB1_3:
; CHECK-NEXT: retq
%4 = insertelement <4 x i32> undef, i32 %1, i32 0
%5 = shufflevector <4 x i32> %4, <4 x i32> poison, <4 x i32> zeroinitializer
%6 = bitcast <4 x i32> %5 to <2 x i64>
%7 = and <2 x i64> %6, <i64 4294967295, i64 4294967295>
%8 = icmp eq i64 %2, 0
br i1 %8, label %9, label %10
9: ; preds = %10, %3
ret void
10: ; preds = %3, %10
%11 = phi i64 [ %16, %10 ], [ 0, %3 ]
%12 = getelementptr inbounds <2 x i64>, ptr %0, i64 %11
%13 = load <2 x i64>, ptr %12, align 16
%14 = and <2 x i64> %13, <i64 4294967295, i64 4294967295>
%15 = mul nuw <2 x i64> %14, %7
store <2 x i64> %15, ptr %12, align 16
%16 = add nuw i64 %11, 1
%17 = icmp eq i64 %16, %2
br i1 %17, label %9, label %10
}
|
