xref: /llvm-project/llvm/test/CodeGen/PowerPC/prefer-dqform.ll (revision de66efdb2551e7e643a0207f1db45a2e5d63837c)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -verify-machineinstrs -disable-ppc-instr-form-prep=true -mcpu=pwr9 < %s \
3; RUN:   -ppc-vsr-nums-as-vr -ppc-asm-full-reg-names | FileCheck %s -check-prefix=CHECK-P9
4; RUN: llc -verify-machineinstrs -disable-ppc-instr-form-prep=true -mcpu=pwr10 < %s \
5; RUN:   -ppc-vsr-nums-as-vr -ppc-asm-full-reg-names | FileCheck %s -check-prefix=CHECK-P10
6
7target triple = "powerpc64le-unknown-linux-gnu"
8
9%_elem_type_of_a = type <{ double }>
10%_elem_type_of_x = type <{ double }>
11%_elem_type_of_y = type <{ double }>
12
13define void @test(ptr dereferenceable(4) %.ial, ptr noalias dereferenceable(4) %.m, ptr noalias dereferenceable(4) %.n, ptr  %.a, ptr noalias dereferenceable(4) %.lda, ptr noalias %.x, ptr noalias %.y) {
14; CHECK-P9-LABEL: test:
15; CHECK-P9:       # %bb.0: # %test_entry
16; CHECK-P9-NEXT:    andi. r3, r6, 15
17; CHECK-P9-NEXT:    li r3, 2
18; CHECK-P9-NEXT:    li r10, 1
19; CHECK-P9-NEXT:    lwz r4, 0(r4)
20; CHECK-P9-NEXT:    lwz r5, 0(r5)
21; CHECK-P9-NEXT:    iseleq r3, r10, r3
22; CHECK-P9-NEXT:    subfic r10, r3, 1
23; CHECK-P9-NEXT:    add r4, r10, r4
24; CHECK-P9-NEXT:    srawi r4, r4, 4
25; CHECK-P9-NEXT:    addze r4, r4
26; CHECK-P9-NEXT:    srawi r5, r5, 1
27; CHECK-P9-NEXT:    slwi r4, r4, 4
28; CHECK-P9-NEXT:    addze r5, r5
29; CHECK-P9-NEXT:    sub r4, r4, r10
30; CHECK-P9-NEXT:    cmpw r3, r4
31; CHECK-P9-NEXT:    bgtlr cr0
32; CHECK-P9-NEXT:  # %bb.1: # %_loop_2_do_.lr.ph
33; CHECK-P9-NEXT:    extswsli r5, r5, 3
34; CHECK-P9-NEXT:    add r5, r8, r5
35; CHECK-P9-NEXT:    addi r8, r5, -8
36; CHECK-P9-NEXT:    lwz r5, 0(r7)
37; CHECK-P9-NEXT:    extsw r7, r4
38; CHECK-P9-NEXT:    rldic r4, r3, 3, 29
39; CHECK-P9-NEXT:    sub r3, r7, r3
40; CHECK-P9-NEXT:    addi r10, r4, 8
41; CHECK-P9-NEXT:    lxvdsx vs0, 0, r8
42; CHECK-P9-NEXT:    rldicl r3, r3, 60, 4
43; CHECK-P9-NEXT:    extswsli r5, r5, 3
44; CHECK-P9-NEXT:    addi r3, r3, 1
45; CHECK-P9-NEXT:    sub r4, r10, r5
46; CHECK-P9-NEXT:    add r5, r9, r10
47; CHECK-P9-NEXT:    mtctr r3
48; CHECK-P9-NEXT:    add r4, r6, r4
49; CHECK-P9-NEXT:    .p2align 4
50; CHECK-P9-NEXT:  .LBB0_2: # %_loop_2_do_
51; CHECK-P9-NEXT:    #
52; CHECK-P9-NEXT:    lxv vs1, -16(r5)
53; CHECK-P9-NEXT:    lxv vs2, 0(r5)
54; CHECK-P9-NEXT:    lxv vs3, -16(r4)
55; CHECK-P9-NEXT:    lxv vs4, 0(r4)
56; CHECK-P9-NEXT:    addi r4, r4, 128
57; CHECK-P9-NEXT:    xvmaddadp vs1, vs3, vs1
58; CHECK-P9-NEXT:    stxv vs1, -16(r5)
59; CHECK-P9-NEXT:    xvmaddadp vs2, vs4, vs0
60; CHECK-P9-NEXT:    stxv vs2, 0(r5)
61; CHECK-P9-NEXT:    addi r5, r5, 128
62; CHECK-P9-NEXT:    bdnz .LBB0_2
63; CHECK-P9-NEXT:  # %bb.3: # %_return_bb
64; CHECK-P9-NEXT:    blr
65;
66; CHECK-P10-LABEL: test:
67; CHECK-P10:       # %bb.0: # %test_entry
68; CHECK-P10-NEXT:    andi. r3, r6, 15
69; CHECK-P10-NEXT:    li r3, 2
70; CHECK-P10-NEXT:    li r10, 1
71; CHECK-P10-NEXT:    lwz r4, 0(r4)
72; CHECK-P10-NEXT:    lwz r5, 0(r5)
73; CHECK-P10-NEXT:    iseleq r3, r10, r3
74; CHECK-P10-NEXT:    subfic r10, r3, 1
75; CHECK-P10-NEXT:    add r4, r10, r4
76; CHECK-P10-NEXT:    srawi r4, r4, 4
77; CHECK-P10-NEXT:    addze r4, r4
78; CHECK-P10-NEXT:    srawi r5, r5, 1
79; CHECK-P10-NEXT:    slwi r4, r4, 4
80; CHECK-P10-NEXT:    addze r5, r5
81; CHECK-P10-NEXT:    sub r4, r4, r10
82; CHECK-P10-NEXT:    cmpw r3, r4
83; CHECK-P10-NEXT:    bgtlr cr0
84; CHECK-P10-NEXT:  # %bb.1: # %_loop_2_do_.lr.ph
85; CHECK-P10-NEXT:    extswsli r5, r5, 3
86; CHECK-P10-NEXT:    add r5, r8, r5
87; CHECK-P10-NEXT:    addi r8, r5, -8
88; CHECK-P10-NEXT:    lwz r5, 0(r7)
89; CHECK-P10-NEXT:    extsw r7, r4
90; CHECK-P10-NEXT:    rldic r4, r3, 3, 29
91; CHECK-P10-NEXT:    addi r10, r4, 8
92; CHECK-P10-NEXT:    sub r3, r7, r3
93; CHECK-P10-NEXT:    lxvdsx vs0, 0, r8
94; CHECK-P10-NEXT:    rldicl r3, r3, 60, 4
95; CHECK-P10-NEXT:    extswsli r5, r5, 3
96; CHECK-P10-NEXT:    addi r3, r3, 1
97; CHECK-P10-NEXT:    sub r4, r10, r5
98; CHECK-P10-NEXT:    add r5, r9, r10
99; CHECK-P10-NEXT:    mtctr r3
100; CHECK-P10-NEXT:    add r4, r6, r4
101; CHECK-P10-NEXT:    .p2align 4
102; CHECK-P10-NEXT:  .LBB0_2: # %_loop_2_do_
103; CHECK-P10-NEXT:    #
104; CHECK-P10-NEXT:    lxv vs1, -16(r5)
105; CHECK-P10-NEXT:    lxv vs2, 0(r5)
106; CHECK-P10-NEXT:    lxv vs3, -16(r4)
107; CHECK-P10-NEXT:    xvmaddadp vs1, vs3, vs1
108; CHECK-P10-NEXT:    lxv vs4, 0(r4)
109; CHECK-P10-NEXT:    xvmaddadp vs2, vs4, vs0
110; CHECK-P10-NEXT:    addi r4, r4, 128
111; CHECK-P10-NEXT:    stxv vs1, -16(r5)
112; CHECK-P10-NEXT:    stxv vs2, 0(r5)
113; CHECK-P10-NEXT:    addi r5, r5, 128
114; CHECK-P10-NEXT:    bdnz .LBB0_2
115; CHECK-P10-NEXT:  # %bb.3: # %_return_bb
116; CHECK-P10-NEXT:    blr
117; FIXME: use pair load/store instructions lxvp/stxvp
118test_entry:
119  %_conv5 = ptrtoint ptr %.a to i64
120  %_andi_tmp = and i64 %_conv5, 15
121  %_equ_tmp = icmp eq i64 %_andi_tmp, 0
122  %. = select i1 %_equ_tmp, i32 1, i32 2
123  %_val_m_ = load i32, ptr %.m, align 4
124  %_sub_tmp9 = sub nsw i32 1, %.
125  %_add_tmp10 = add i32 %_sub_tmp9, %_val_m_
126  %_mod_tmp = srem i32 %_add_tmp10, 16
127  %_sub_tmp11 = sub i32 %_val_m_, %_mod_tmp
128  %_val_n_ = load i32, ptr %.n, align 4
129  %x_rvo_based_addr_17 = getelementptr inbounds [0 x %_elem_type_of_x], ptr %.x, i64 0, i64 -1
130  %_div_tmp = sdiv i32 %_val_n_, 2
131  %_conv16 = sext i32 %_div_tmp to i64
132  %_ind_cast = getelementptr inbounds %_elem_type_of_x, ptr %x_rvo_based_addr_17, i64 %_conv16, i32 0
133  %_val_x_ = load double, ptr %_ind_cast, align 8
134  %.splatinsert = insertelement <2 x double> undef, double %_val_x_, i32 0
135  %.splat = shufflevector <2 x double> %.splatinsert, <2 x double> undef, <2 x i32> zeroinitializer
136  %_grt_tmp21 = icmp sgt i32 %., %_sub_tmp11
137  br i1 %_grt_tmp21, label %_return_bb, label %_loop_2_do_.lr.ph
138
139_loop_2_do_.lr.ph:                                ; preds = %test_entry
140  %_val_lda_ = load i32, ptr %.lda, align 4
141  %_conv = sext i32 %_val_lda_ to i64
142  %_mult_tmp = shl nsw i64 %_conv, 3
143  %_sub_tmp4 = sub nuw nsw i64 -8, %_mult_tmp
144  %y_rvo_based_addr_19 = getelementptr inbounds [0 x %_elem_type_of_y], ptr %.y, i64 0, i64 -1
145  %a_rvo_based_addr_ = getelementptr inbounds i8, ptr %.a, i64 %_sub_tmp4
146  %0 = zext i32 %. to i64
147  %1 = sext i32 %_sub_tmp11 to i64
148  br label %_loop_2_do_
149
150_loop_2_do_:                                      ; preds = %_loop_2_do_.lr.ph, %_loop_2_do_
151  %indvars.iv = phi i64 [ %0, %_loop_2_do_.lr.ph ], [ %indvars.iv.next, %_loop_2_do_ ]
152  %_ix_x_len19 = shl nuw nsw i64 %indvars.iv, 3
153  %y_ix_dim_0_20 = getelementptr inbounds %_elem_type_of_y, ptr %y_rvo_based_addr_19, i64 %indvars.iv
154  %2 = load <2 x double>, ptr %y_ix_dim_0_20, align 1
155  %3 = getelementptr %_elem_type_of_y, ptr %y_ix_dim_0_20, i64 2
156  %4 = load <2 x double>, ptr %3, align 1
157  %a_ix_dim_1_ = getelementptr inbounds i8, ptr %a_rvo_based_addr_, i64 %_ix_x_len19
158  %5 = load <2 x double>, ptr %a_ix_dim_1_, align 1
159  %6 = getelementptr i8, ptr %a_ix_dim_1_, i64 16
160  %7 = load <2 x double>, ptr %6, align 1
161  %8 = tail call nsz contract <2 x double> @llvm.fma.v2f64(<2 x double> %5, <2 x double> %2, <2 x double> %2)
162  %9 = tail call nsz contract <2 x double> @llvm.fma.v2f64(<2 x double> %7, <2 x double> %.splat, <2 x double> %4)
163  store <2 x double> %8, ptr %y_ix_dim_0_20, align 1
164  store <2 x double> %9, ptr %3, align 1
165  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 16
166  %_grt_tmp = icmp sgt i64 %indvars.iv.next, %1
167  br i1 %_grt_tmp, label %_return_bb, label %_loop_2_do_
168
169_return_bb:                                       ; preds = %_loop_2_do_, %test_entry
170  ret void
171}
172
173declare <2 x double> @llvm.fma.v2f64(<2 x double>, <2 x double>, <2 x double>)
174