1 ; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-- \
2 ; RUN: -mcpu=pwr10 -ppc-asm-full-reg-names < %s | FileCheck %s
3 ; RUN: llc -verify-machineinstrs -mtriple=powerpc64-- \
4 ; RUN: -mcpu=pwr10 -ppc-asm-full-reg-names < %s | FileCheck %s
6 ; CHECK-NOT: Impossible reg-to-reg copy
7 ; CHECK-LABEL: test_xxsplti32dx
10 ;; Test reduced from larger application where bug was initially detected.
11 ;; This test checks that the correct register class is used for xxsplti32dx.
13 declare dso_local void @callee() local_unnamed_addr
15 define dso_local void @test_xxsplti32dx() local_unnamed_addr {
17 %i1 = load double, ptr undef, align 8
21 %E0 = phi double [ 0.000000e+00, %entry ], [ %E1, %for.end1072 ]
22 br i1 undef, label %for.body919.preheader, label %for.end1072
24 for.body919.preheader:
25 %i4 = load double, ptr null, align 8
26 %i5 = load double, ptr null, align 8
27 %i15 = insertelement <2 x double> poison, double %i5, i32 0
28 %i23 = insertelement <2 x double> undef, double %i4, i32 1
29 %i24 = insertelement <2 x double> %i15, double 0x3FC5555555555555, i32 1
30 %i25 = fmul fast <2 x double> %i23, %i24
31 %mul986 = extractelement <2 x double> %i25, i32 1
32 %sub994 = fsub fast double %E0, %mul986
36 %E1 = phi double [ %E0, %for.body124 ], [ %sub994, %for.body919.preheader ]
37 %i28 = phi <2 x double> [ zeroinitializer, %for.body124 ], [ %i15, %for.body919.preheader ]
38 tail call void @callee()
39 store <2 x double> %i28, ptr undef, align 8