xref: /llvm-project/llvm/test/CodeGen/RISCV/double-previous-failure.ll (revision 9122c5235ec85ce0c0ad337e862b006e7b349d84)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mtriple=riscv32 -mattr=+d -target-abi=ilp32 -verify-machineinstrs < %s \
3; RUN:   | FileCheck -check-prefix=RV32IFD %s
4; RUN: llc -mtriple=riscv32 -mattr=+zdinx -target-abi=ilp32 -verify-machineinstrs < %s \
5; RUN:   | FileCheck -check-prefix=RV32IZFINXZDINX %s
6
7define double @test(double %a) nounwind {
8; RV32IFD-LABEL: test:
9; RV32IFD:       # %bb.0:
10; RV32IFD-NEXT:    ret
11;
12; RV32IZFINXZDINX-LABEL: test:
13; RV32IZFINXZDINX:       # %bb.0:
14; RV32IZFINXZDINX-NEXT:    ret
15  ret double %a
16}
17
18; This previously failed complaining of multiple vreg defs due to an ABI
19; lowering issue.
20
21define i32 @main() nounwind {
22; RV32IFD-LABEL: main:
23; RV32IFD:       # %bb.0: # %entry
24; RV32IFD-NEXT:    addi sp, sp, -16
25; RV32IFD-NEXT:    sw ra, 12(sp) # 4-byte Folded Spill
26; RV32IFD-NEXT:    lui a1, 262144
27; RV32IFD-NEXT:    li a0, 0
28; RV32IFD-NEXT:    call test
29; RV32IFD-NEXT:    sw a0, 0(sp)
30; RV32IFD-NEXT:    sw a1, 4(sp)
31; RV32IFD-NEXT:    lui a0, %hi(.LCPI1_0)
32; RV32IFD-NEXT:    fld fa5, 0(sp)
33; RV32IFD-NEXT:    fld fa4, %lo(.LCPI1_0)(a0)
34; RV32IFD-NEXT:    flt.d a0, fa5, fa4
35; RV32IFD-NEXT:    bnez a0, .LBB1_3
36; RV32IFD-NEXT:  # %bb.1: # %entry
37; RV32IFD-NEXT:    lui a0, %hi(.LCPI1_1)
38; RV32IFD-NEXT:    fld fa4, %lo(.LCPI1_1)(a0)
39; RV32IFD-NEXT:    flt.d a0, fa4, fa5
40; RV32IFD-NEXT:    bnez a0, .LBB1_3
41; RV32IFD-NEXT:  # %bb.2: # %if.end
42; RV32IFD-NEXT:    call exit
43; RV32IFD-NEXT:  .LBB1_3: # %if.then
44; RV32IFD-NEXT:    call abort
45;
46; RV32IZFINXZDINX-LABEL: main:
47; RV32IZFINXZDINX:       # %bb.0: # %entry
48; RV32IZFINXZDINX-NEXT:    addi sp, sp, -16
49; RV32IZFINXZDINX-NEXT:    sw ra, 12(sp) # 4-byte Folded Spill
50; RV32IZFINXZDINX-NEXT:    lui a1, 262144
51; RV32IZFINXZDINX-NEXT:    li a0, 0
52; RV32IZFINXZDINX-NEXT:    call test
53; RV32IZFINXZDINX-NEXT:    lui a2, %hi(.LCPI1_0)
54; RV32IZFINXZDINX-NEXT:    lw a3, %lo(.LCPI1_0+4)(a2)
55; RV32IZFINXZDINX-NEXT:    lw a2, %lo(.LCPI1_0)(a2)
56; RV32IZFINXZDINX-NEXT:    flt.d a2, a0, a2
57; RV32IZFINXZDINX-NEXT:    bnez a2, .LBB1_3
58; RV32IZFINXZDINX-NEXT:  # %bb.1: # %entry
59; RV32IZFINXZDINX-NEXT:    lui a2, %hi(.LCPI1_1)
60; RV32IZFINXZDINX-NEXT:    lw a3, %lo(.LCPI1_1+4)(a2)
61; RV32IZFINXZDINX-NEXT:    lw a2, %lo(.LCPI1_1)(a2)
62; RV32IZFINXZDINX-NEXT:    flt.d a0, a2, a0
63; RV32IZFINXZDINX-NEXT:    bnez a0, .LBB1_3
64; RV32IZFINXZDINX-NEXT:  # %bb.2: # %if.end
65; RV32IZFINXZDINX-NEXT:    call exit
66; RV32IZFINXZDINX-NEXT:  .LBB1_3: # %if.then
67; RV32IZFINXZDINX-NEXT:    call abort
68entry:
69  %call = call double @test(double 2.000000e+00)
70  %cmp = fcmp olt double %call, 2.400000e-01
71  %cmp2 = fcmp ogt double %call, 2.600000e-01
72  %or.cond = or i1 %cmp, %cmp2
73  br i1 %or.cond, label %if.then, label %if.end
74
75if.then:
76  call void @abort()
77  unreachable
78
79if.end:
80  call void @exit(i32 0)
81  unreachable
82}
83
84declare void @abort()
85
86declare void @exit(i32)
87