xref: /llvm-project/llvm/test/CodeGen/AArch64/sve-streaming-mode-fixed-length-fp-convert.ll (revision 8e0cd7382adacd8bc1741dc26bc0be6bdf8e238a)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mattr=+sve -force-streaming-compatible  < %s | FileCheck %s
3; RUN: llc -mattr=+sme -force-streaming  < %s | FileCheck %s
4; RUN: llc -force-streaming-compatible < %s | FileCheck %s --check-prefix=NONEON-NOSVE
5
6target triple = "aarch64-unknown-linux-gnu"
7
8; Ensure we don't crash when trying to combine fp<->int conversions
9define void @fp_convert_combine_crash(ptr %a, ptr %b) {
10; CHECK-LABEL: fp_convert_combine_crash:
11; CHECK:       // %bb.0:
12; CHECK-NEXT:    fmov z0.s, #8.00000000
13; CHECK-NEXT:    ldp q1, q2, [x0]
14; CHECK-NEXT:    ptrue p0.s, vl4
15; CHECK-NEXT:    fmul z1.s, p0/m, z1.s, z0.s
16; CHECK-NEXT:    fmul z0.s, p0/m, z0.s, z2.s
17; CHECK-NEXT:    fcvtzs z1.s, p0/m, z1.s
18; CHECK-NEXT:    fcvtzs z0.s, p0/m, z0.s
19; CHECK-NEXT:    stp q1, q0, [x1]
20; CHECK-NEXT:    ret
21;
22; NONEON-NOSVE-LABEL: fp_convert_combine_crash:
23; NONEON-NOSVE:       // %bb.0:
24; NONEON-NOSVE-NEXT:    ldp q0, q1, [x0]
25; NONEON-NOSVE-NEXT:    stp q0, q1, [sp, #-64]!
26; NONEON-NOSVE-NEXT:    .cfi_def_cfa_offset 64
27; NONEON-NOSVE-NEXT:    ldp s1, s0, [sp, #24]
28; NONEON-NOSVE-NEXT:    fcvtzs w8, s0, #3
29; NONEON-NOSVE-NEXT:    ldp s0, s2, [sp, #16]
30; NONEON-NOSVE-NEXT:    fcvtzs w9, s1, #3
31; NONEON-NOSVE-NEXT:    fcvtzs w10, s2, #3
32; NONEON-NOSVE-NEXT:    fcvtzs w11, s0, #3
33; NONEON-NOSVE-NEXT:    ldp s2, s1, [sp, #8]
34; NONEON-NOSVE-NEXT:    ldp s0, s3, [sp]
35; NONEON-NOSVE-NEXT:    stp w9, w8, [sp, #56]
36; NONEON-NOSVE-NEXT:    fcvtzs w12, s1, #3
37; NONEON-NOSVE-NEXT:    fcvtzs w8, s2, #3
38; NONEON-NOSVE-NEXT:    stp w11, w10, [sp, #48]
39; NONEON-NOSVE-NEXT:    fcvtzs w9, s3, #3
40; NONEON-NOSVE-NEXT:    fcvtzs w10, s0, #3
41; NONEON-NOSVE-NEXT:    stp w8, w12, [sp, #40]
42; NONEON-NOSVE-NEXT:    stp w10, w9, [sp, #32]
43; NONEON-NOSVE-NEXT:    ldp q0, q1, [sp, #32]
44; NONEON-NOSVE-NEXT:    stp q0, q1, [x1]
45; NONEON-NOSVE-NEXT:    add sp, sp, #64
46; NONEON-NOSVE-NEXT:    ret
47  %f = load <8 x float>, ptr %a
48  %mul.i = fmul <8 x float> %f, <float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00,
49                                 float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00>
50  %vcvt.i = fptosi <8 x float> %mul.i to <8 x i32>
51  store <8 x i32> %vcvt.i, ptr %b
52  ret void
53}
54