xref: /llvm-project/llvm/test/CodeGen/PowerPC/i1-to-double.ll (revision d1924f0474b65fe3189ffd658a12f452e4696c28)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -verify-machineinstrs -mcpu=ppc32 -mtriple=powerpc-unknown-linux-gnu < %s | FileCheck %s
3
4define double @test(i1 %X) {
5; CHECK-LABEL: test:
6; CHECK:       # %bb.0:
7; CHECK-NEXT:    andi. 3, 3, 1
8; CHECK-NEXT:    bc 12, 1, .LBB0_2
9; CHECK-NEXT:  # %bb.1:
10; CHECK-NEXT:    li 3, .LCPI0_0@l
11; CHECK-NEXT:    addis 3, 3, .LCPI0_0@ha
12; CHECK-NEXT:    lfs 1, 0(3)
13; CHECK-NEXT:    blr
14; CHECK-NEXT:  .LBB0_2:
15; CHECK-NEXT:    li 3, .LCPI0_1@l
16; CHECK-NEXT:    addis 3, 3, .LCPI0_1@ha
17; CHECK-NEXT:    lfs 1, 0(3)
18; CHECK-NEXT:    blr
19  %Y = uitofp i1 %X to double
20  ret double %Y
21}
22
23; Verify the cases won't crash because of missing chains
24
25@foo = dso_local global double 0.000000e+00, align 8
26
27define double @u1tofp(i1 %i, double %d) #0 {
28; CHECK-LABEL: u1tofp:
29; CHECK:       # %bb.0: # %entry
30; CHECK-NEXT:    andi. 3, 3, 1
31; CHECK-NEXT:    fmr 0, 1
32; CHECK-NEXT:    bc 12, 1, .LBB1_2
33; CHECK-NEXT:  # %bb.1: # %entry
34; CHECK-NEXT:    li 3, .LCPI1_0@l
35; CHECK-NEXT:    addis 3, 3, .LCPI1_0@ha
36; CHECK-NEXT:    b .LBB1_3
37; CHECK-NEXT:  .LBB1_2:
38; CHECK-NEXT:    li 3, .LCPI1_1@l
39; CHECK-NEXT:    addis 3, 3, .LCPI1_1@ha
40; CHECK-NEXT:  .LBB1_3: # %entry
41; CHECK-NEXT:    lfs 1, 0(3)
42; CHECK-NEXT:    lis 3, foo@ha
43; CHECK-NEXT:    stfd 0, foo@l(3)
44; CHECK-NEXT:    blr
45entry:
46  %conv = tail call double @llvm.experimental.constrained.uitofp.f64.i1(i1 %i, metadata !"round.dynamic", metadata !"fpexcept.strict") #0
47  store volatile double %d, ptr @foo, align 8
48  ret double %conv
49}
50
51define double @s1tofp(i1 %i, double %d) #0 {
52; CHECK-LABEL: s1tofp:
53; CHECK:       # %bb.0: # %entry
54; CHECK-NEXT:    andi. 3, 3, 1
55; CHECK-NEXT:    fmr 0, 1
56; CHECK-NEXT:    bc 12, 1, .LBB2_2
57; CHECK-NEXT:  # %bb.1: # %entry
58; CHECK-NEXT:    li 3, .LCPI2_0@l
59; CHECK-NEXT:    addis 3, 3, .LCPI2_0@ha
60; CHECK-NEXT:    b .LBB2_3
61; CHECK-NEXT:  .LBB2_2:
62; CHECK-NEXT:    li 3, .LCPI2_1@l
63; CHECK-NEXT:    addis 3, 3, .LCPI2_1@ha
64; CHECK-NEXT:  .LBB2_3: # %entry
65; CHECK-NEXT:    lfs 1, 0(3)
66; CHECK-NEXT:    lis 3, foo@ha
67; CHECK-NEXT:    stfd 0, foo@l(3)
68; CHECK-NEXT:    blr
69entry:
70  %conv = tail call double @llvm.experimental.constrained.sitofp.f64.i1(i1 %i, metadata !"round.dynamic", metadata !"fpexcept.strict") #0
71  store volatile double %d, ptr @foo, align 8
72  ret double %conv
73}
74
75declare double @llvm.experimental.constrained.uitofp.f64.i1(i1, metadata, metadata)
76declare double @llvm.experimental.constrained.sitofp.f64.i1(i1, metadata, metadata)
77
78attributes #0 = { strictfp }
79