1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-- < %s | FileCheck %s
4 ; Check if this causes infinite loop when estimation disabled
5 define <4 x float> @repeated_fp_divisor_noest(float %a, <4 x float> %b) {
6 ; CHECK-LABEL: repeated_fp_divisor_noest:
8 ; CHECK-NEXT: addis 3, 2, .LCPI0_0@toc@ha
9 ; CHECK-NEXT: xscvdpspn 0, 1
10 ; CHECK-NEXT: addi 3, 3, .LCPI0_0@toc@l
11 ; CHECK-NEXT: lxvd2x 1, 0, 3
12 ; CHECK-NEXT: addis 3, 2, .LCPI0_1@toc@ha
13 ; CHECK-NEXT: addi 3, 3, .LCPI0_1@toc@l
14 ; CHECK-NEXT: lxvd2x 2, 0, 3
15 ; CHECK-NEXT: xxspltw 0, 0, 0
16 ; CHECK-NEXT: xvdivsp 0, 2, 0
17 ; CHECK-NEXT: xxswapd 35, 1
18 ; CHECK-NEXT: xvmulsp 1, 34, 35
19 ; CHECK-NEXT: xvmulsp 34, 1, 0
21 %ins = insertelement <4 x float> undef, float %a, i32 0
22 %splat = shufflevector <4 x float> %ins, <4 x float> undef, <4 x i32> zeroinitializer
23 %t1 = fmul reassoc <4 x float> %b, <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 0x3FF028F5C0000000>
24 %mul = fdiv reassoc arcp nsz <4 x float> %t1, %splat
28 define <4 x float> @repeated_fp_divisor(float %a, <4 x float> %b) {
29 ; CHECK-LABEL: repeated_fp_divisor:
31 ; CHECK-NEXT: xscvdpspn 0, 1
32 ; CHECK-NEXT: addis 3, 2, .LCPI1_1@toc@ha
33 ; CHECK-NEXT: addi 3, 3, .LCPI1_1@toc@l
34 ; CHECK-NEXT: lxvd2x 1, 0, 3
35 ; CHECK-NEXT: addis 3, 2, .LCPI1_0@toc@ha
36 ; CHECK-NEXT: addi 3, 3, .LCPI1_0@toc@l
37 ; CHECK-NEXT: xxspltw 0, 0, 0
38 ; CHECK-NEXT: xvresp 2, 0
39 ; CHECK-NEXT: xxswapd 35, 1
40 ; CHECK-NEXT: lxvd2x 1, 0, 3
41 ; CHECK-NEXT: xvmaddasp 1, 0, 2
42 ; CHECK-NEXT: xvmulsp 0, 34, 35
43 ; CHECK-NEXT: xvnmsubasp 2, 2, 1
44 ; CHECK-NEXT: xvmulsp 34, 0, 2
46 %ins = insertelement <4 x float> undef, float %a, i32 0
47 %splat = shufflevector <4 x float> %ins, <4 x float> undef, <4 x i32> zeroinitializer
48 %t1 = fmul contract reassoc <4 x float> %b, <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 0x3FF028F5C0000000>
49 %mul = fdiv contract reassoc arcp nsz ninf <4 x float> %t1, %splat