1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=x86_64-- -mattr=sse2 | FileCheck %s --check-prefix=SSE
3; RUN: llc < %s -mtriple=x86_64-- -mattr=avx  | FileCheck %s --check-prefix=AVX
4
5define <2 x double> @splat_fdiv_v2f64(<2 x double> %x, double %y) {
6; SSE-LABEL: splat_fdiv_v2f64:
7; SSE:       # %bb.0:
8; SSE-NEXT:    movsd {{.*#+}} xmm2 = mem[0],zero
9; SSE-NEXT:    divsd %xmm1, %xmm2
10; SSE-NEXT:    unpcklpd {{.*#+}} xmm2 = xmm2[0,0]
11; SSE-NEXT:    mulpd %xmm2, %xmm0
12; SSE-NEXT:    retq
13;
14; AVX-LABEL: splat_fdiv_v2f64:
15; AVX:       # %bb.0:
16; AVX-NEXT:    vmovsd {{.*#+}} xmm2 = mem[0],zero
17; AVX-NEXT:    vdivsd %xmm1, %xmm2, %xmm1
18; AVX-NEXT:    vmovddup {{.*#+}} xmm1 = xmm1[0,0]
19; AVX-NEXT:    vmulpd %xmm1, %xmm0, %xmm0
20; AVX-NEXT:    retq
21  %vy = insertelement <2 x double> undef, double %y, i32 0
22  %splaty = shufflevector <2 x double> %vy, <2 x double> undef, <2 x i32> zeroinitializer
23  %r = fdiv fast <2 x double> %x, %splaty
24  ret <2 x double> %r
25}
26
27define <4 x double> @splat_fdiv_v4f64(<4 x double> %x, double %y) {
28; SSE-LABEL: splat_fdiv_v4f64:
29; SSE:       # %bb.0:
30; SSE-NEXT:    movsd {{.*#+}} xmm3 = mem[0],zero
31; SSE-NEXT:    divsd %xmm2, %xmm3
32; SSE-NEXT:    unpcklpd {{.*#+}} xmm3 = xmm3[0,0]
33; SSE-NEXT:    mulpd %xmm3, %xmm0
34; SSE-NEXT:    mulpd %xmm3, %xmm1
35; SSE-NEXT:    retq
36;
37; AVX-LABEL: splat_fdiv_v4f64:
38; AVX:       # %bb.0:
39; AVX-NEXT:    vmovsd {{.*#+}} xmm2 = mem[0],zero
40; AVX-NEXT:    vdivsd %xmm1, %xmm2, %xmm1
41; AVX-NEXT:    vmovddup {{.*#+}} xmm1 = xmm1[0,0]
42; AVX-NEXT:    vinsertf128 $1, %xmm1, %ymm1, %ymm1
43; AVX-NEXT:    vmulpd %ymm1, %ymm0, %ymm0
44; AVX-NEXT:    retq
45  %vy = insertelement <4 x double> undef, double %y, i32 0
46  %splaty = shufflevector <4 x double> %vy, <4 x double> undef, <4 x i32> zeroinitializer
47  %r = fdiv arcp <4 x double> %x, %splaty
48  ret <4 x double> %r
49}
50
51define <4 x float> @splat_fdiv_v4f32(<4 x float> %x, float %y) {
52; SSE-LABEL: splat_fdiv_v4f32:
53; SSE:       # %bb.0:
54; SSE-NEXT:    movss {{.*#+}} xmm2 = mem[0],zero,zero,zero
55; SSE-NEXT:    divss %xmm1, %xmm2
56; SSE-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,0,0,0]
57; SSE-NEXT:    mulps %xmm2, %xmm0
58; SSE-NEXT:    retq
59;
60; AVX-LABEL: splat_fdiv_v4f32:
61; AVX:       # %bb.0:
62; AVX-NEXT:    vmovss {{.*#+}} xmm2 = mem[0],zero,zero,zero
63; AVX-NEXT:    vdivss %xmm1, %xmm2, %xmm1
64; AVX-NEXT:    vpermilps {{.*#+}} xmm1 = xmm1[0,0,0,0]
65; AVX-NEXT:    vmulps %xmm1, %xmm0, %xmm0
66; AVX-NEXT:    retq
67  %vy = insertelement <4 x float> undef, float %y, i32 0
68  %splaty = shufflevector <4 x float> %vy, <4 x float> undef, <4 x i32> zeroinitializer
69  %r = fdiv arcp reassoc <4 x float> %x, %splaty
70  ret <4 x float> %r
71}
72
73define <8 x float> @splat_fdiv_v8f32(<8 x float> %x, float %y) {
74; SSE-LABEL: splat_fdiv_v8f32:
75; SSE:       # %bb.0:
76; SSE-NEXT:    movss {{.*#+}} xmm3 = mem[0],zero,zero,zero
77; SSE-NEXT:    divss %xmm2, %xmm3
78; SSE-NEXT:    shufps {{.*#+}} xmm3 = xmm3[0,0,0,0]
79; SSE-NEXT:    mulps %xmm3, %xmm0
80; SSE-NEXT:    mulps %xmm3, %xmm1
81; SSE-NEXT:    retq
82;
83; AVX-LABEL: splat_fdiv_v8f32:
84; AVX:       # %bb.0:
85; AVX-NEXT:    vmovss {{.*#+}} xmm2 = mem[0],zero,zero,zero
86; AVX-NEXT:    vdivss %xmm1, %xmm2, %xmm1
87; AVX-NEXT:    vpermilps {{.*#+}} xmm1 = xmm1[0,0,0,0]
88; AVX-NEXT:    vinsertf128 $1, %xmm1, %ymm1, %ymm1
89; AVX-NEXT:    vmulps %ymm1, %ymm0, %ymm0
90; AVX-NEXT:    retq
91  %vy = insertelement <8 x float> undef, float %y, i32 0
92  %splaty = shufflevector <8 x float> %vy, <8 x float> undef, <8 x i32> zeroinitializer
93  %r = fdiv fast <8 x float> %x, %splaty
94  ret <8 x float> %r
95}
96
97define <4 x float> @splat_fdiv_v4f32_estimate(<4 x float> %x, float %y) #0 {
98; SSE-LABEL: splat_fdiv_v4f32_estimate:
99; SSE:       # %bb.0:
100; SSE-NEXT:    rcpss %xmm1, %xmm2
101; SSE-NEXT:    mulss %xmm2, %xmm1
102; SSE-NEXT:    movss {{.*#+}} xmm3 = mem[0],zero,zero,zero
103; SSE-NEXT:    subss %xmm1, %xmm3
104; SSE-NEXT:    mulss %xmm2, %xmm3
105; SSE-NEXT:    addss %xmm2, %xmm3
106; SSE-NEXT:    shufps {{.*#+}} xmm3 = xmm3[0,0,0,0]
107; SSE-NEXT:    mulps %xmm3, %xmm0
108; SSE-NEXT:    retq
109;
110; AVX-LABEL: splat_fdiv_v4f32_estimate:
111; AVX:       # %bb.0:
112; AVX-NEXT:    vrcpss %xmm1, %xmm1, %xmm2
113; AVX-NEXT:    vmulss %xmm2, %xmm1, %xmm1
114; AVX-NEXT:    vmovss {{.*#+}} xmm3 = mem[0],zero,zero,zero
115; AVX-NEXT:    vsubss %xmm1, %xmm3, %xmm1
116; AVX-NEXT:    vmulss %xmm1, %xmm2, %xmm1
117; AVX-NEXT:    vaddss %xmm1, %xmm2, %xmm1
118; AVX-NEXT:    vpermilps {{.*#+}} xmm1 = xmm1[0,0,0,0]
119; AVX-NEXT:    vmulps %xmm1, %xmm0, %xmm0
120; AVX-NEXT:    retq
121  %vy = insertelement <4 x float> undef, float %y, i32 0
122  %splaty = shufflevector <4 x float> %vy, <4 x float> undef, <4 x i32> zeroinitializer
123  %r = fdiv arcp reassoc ninf <4 x float> %x, %splaty
124  ret <4 x float> %r
125}
126
127define <8 x float> @splat_fdiv_v8f32_estimate(<8 x float> %x, float %y) #0 {
128; SSE-LABEL: splat_fdiv_v8f32_estimate:
129; SSE:       # %bb.0:
130; SSE-NEXT:    rcpss %xmm2, %xmm3
131; SSE-NEXT:    mulss %xmm3, %xmm2
132; SSE-NEXT:    movss {{.*#+}} xmm4 = mem[0],zero,zero,zero
133; SSE-NEXT:    subss %xmm2, %xmm4
134; SSE-NEXT:    mulss %xmm3, %xmm4
135; SSE-NEXT:    addss %xmm3, %xmm4
136; SSE-NEXT:    shufps {{.*#+}} xmm4 = xmm4[0,0,0,0]
137; SSE-NEXT:    mulps %xmm4, %xmm0
138; SSE-NEXT:    mulps %xmm4, %xmm1
139; SSE-NEXT:    retq
140;
141; AVX-LABEL: splat_fdiv_v8f32_estimate:
142; AVX:       # %bb.0:
143; AVX-NEXT:    vrcpss %xmm1, %xmm1, %xmm2
144; AVX-NEXT:    vmulss %xmm2, %xmm1, %xmm1
145; AVX-NEXT:    vmovss {{.*#+}} xmm3 = mem[0],zero,zero,zero
146; AVX-NEXT:    vsubss %xmm1, %xmm3, %xmm1
147; AVX-NEXT:    vmulss %xmm1, %xmm2, %xmm1
148; AVX-NEXT:    vaddss %xmm1, %xmm2, %xmm1
149; AVX-NEXT:    vpermilps {{.*#+}} xmm1 = xmm1[0,0,0,0]
150; AVX-NEXT:    vinsertf128 $1, %xmm1, %ymm1, %ymm1
151; AVX-NEXT:    vmulps %ymm1, %ymm0, %ymm0
152; AVX-NEXT:    retq
153  %vy = insertelement <8 x float> undef, float %y, i32 0
154  %splaty = shufflevector <8 x float> %vy, <8 x float> undef, <8 x i32> zeroinitializer
155  %r = fdiv fast <8 x float> %x, %splaty
156  ret <8 x float> %r
157}
158
159attributes #0 = { "reciprocal-estimates"="divf,vec-divf" }
160