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: xscvdpspn 0, 1
9 ; CHECK-NEXT: addis 3, 2, .LCPI0_1@toc@ha
10 ; CHECK-NEXT: addi 3, 3, .LCPI0_1@toc@l
11 ; CHECK-NEXT: lvx 3, 0, 3
12 ; CHECK-NEXT: addis 3, 2, .LCPI0_0@toc@ha
13 ; CHECK-NEXT: addi 3, 3, .LCPI0_0@toc@l
14 ; CHECK-NEXT: xxspltw 0, 0, 0
15 ; CHECK-NEXT: xvdivsp 0, 35, 0
16 ; CHECK-NEXT: lvx 3, 0, 3
17 ; CHECK-NEXT: xvmulsp 1, 34, 35
18 ; CHECK-NEXT: xvmulsp 34, 1, 0
20 %ins = insertelement <4 x float> undef, float %a, i32 0
21 %splat = shufflevector <4 x float> %ins, <4 x float> undef, <4 x i32> zeroinitializer
22 %t1 = fmul reassoc <4 x float> %b, <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 0x3FF028F5C0000000>
23 %mul = fdiv reassoc arcp nsz <4 x float> %t1, %splat
27 define <4 x float> @repeated_fp_divisor(float %a, <4 x float> %b) {
28 ; CHECK-LABEL: repeated_fp_divisor:
30 ; CHECK-NEXT: xscvdpspn 0, 1
31 ; CHECK-NEXT: addis 3, 2, .LCPI1_0@toc@ha
32 ; CHECK-NEXT: addi 3, 3, .LCPI1_0@toc@l
33 ; CHECK-NEXT: lvx 3, 0, 3
34 ; CHECK-NEXT: addis 3, 2, .LCPI1_1@toc@ha
35 ; CHECK-NEXT: addi 3, 3, .LCPI1_1@toc@l
36 ; CHECK-NEXT: lvx 4, 0, 3
37 ; CHECK-NEXT: xxspltw 0, 0, 0
38 ; CHECK-NEXT: xvresp 1, 0
39 ; CHECK-NEXT: xvnmsubasp 35, 0, 1
40 ; CHECK-NEXT: xvmulsp 0, 34, 36
41 ; CHECK-NEXT: xvmaddasp 1, 1, 35
42 ; CHECK-NEXT: xvmulsp 34, 0, 1
44 %ins = insertelement <4 x float> undef, float %a, i32 0
45 %splat = shufflevector <4 x float> %ins, <4 x float> undef, <4 x i32> zeroinitializer
46 %t1 = fmul contract reassoc <4 x float> %b, <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 0x3FF028F5C0000000>
47 %mul = fdiv contract reassoc arcp nsz ninf <4 x float> %t1, %splat