xref: /llvm-project/llvm/test/CodeGen/RISCV/rv64-float-convert-strict.ll (revision 73186546f0c0209c65c4b4ef1379a4832545b871)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mtriple=riscv64 -target-abi=lp64 -verify-machineinstrs < %s \
3; RUN:   -disable-strictnode-mutation | FileCheck %s -check-prefixes=CHECK,RV64I
4; RUN: llc -mtriple=riscv64 -mattr=+f -target-abi=lp64f -verify-machineinstrs < %s \
5; RUN:   -disable-strictnode-mutation | FileCheck %s -check-prefixes=CHECK,RV64IF
6; RUN: llc -mtriple=riscv64 -mattr=+zfinx -target-abi=lp64 -verify-machineinstrs < %s \
7; RUN:   -disable-strictnode-mutation | FileCheck %s -check-prefixes=CHECK,RV64IFINX
8
9define i128 @fptosi_f32_to_i128(float %a) nounwind strictfp {
10; CHECK-LABEL: fptosi_f32_to_i128:
11; CHECK:       # %bb.0:
12; CHECK-NEXT:    addi sp, sp, -16
13; CHECK-NEXT:    sd ra, 8(sp) # 8-byte Folded Spill
14; CHECK-NEXT:    call __fixsfti
15; CHECK-NEXT:    ld ra, 8(sp) # 8-byte Folded Reload
16; CHECK-NEXT:    addi sp, sp, 16
17; CHECK-NEXT:    ret
18  %1 = call i128 @llvm.experimental.constrained.fptosi.i128.f32(float %a, metadata !"fpexcept.strict")
19  ret i128 %1
20}
21
22define i128 @fptoui_f32_to_i128(float %a) nounwind strictfp {
23; CHECK-LABEL: fptoui_f32_to_i128:
24; CHECK:       # %bb.0:
25; CHECK-NEXT:    addi sp, sp, -16
26; CHECK-NEXT:    sd ra, 8(sp) # 8-byte Folded Spill
27; CHECK-NEXT:    call __fixunssfti
28; CHECK-NEXT:    ld ra, 8(sp) # 8-byte Folded Reload
29; CHECK-NEXT:    addi sp, sp, 16
30; CHECK-NEXT:    ret
31  %1 = call i128 @llvm.experimental.constrained.fptoui.i128.f32(float %a, metadata !"fpexcept.strict")
32  ret i128 %1
33}
34
35define float @sitofp_i128_to_f32(i128 %a) nounwind strictfp {
36; CHECK-LABEL: sitofp_i128_to_f32:
37; CHECK:       # %bb.0:
38; CHECK-NEXT:    addi sp, sp, -16
39; CHECK-NEXT:    sd ra, 8(sp) # 8-byte Folded Spill
40; CHECK-NEXT:    call __floattisf
41; CHECK-NEXT:    ld ra, 8(sp) # 8-byte Folded Reload
42; CHECK-NEXT:    addi sp, sp, 16
43; CHECK-NEXT:    ret
44  %1 = call float @llvm.experimental.constrained.sitofp.f32.i128(i128 %a, metadata !"round.dynamic", metadata !"fpexcept.strict")
45  ret float %1
46}
47
48define float @uitofp_i128_to_f32(i128 %a) nounwind strictfp {
49; CHECK-LABEL: uitofp_i128_to_f32:
50; CHECK:       # %bb.0:
51; CHECK-NEXT:    addi sp, sp, -16
52; CHECK-NEXT:    sd ra, 8(sp) # 8-byte Folded Spill
53; CHECK-NEXT:    call __floatuntisf
54; CHECK-NEXT:    ld ra, 8(sp) # 8-byte Folded Reload
55; CHECK-NEXT:    addi sp, sp, 16
56; CHECK-NEXT:    ret
57  %1 = call float @llvm.experimental.constrained.uitofp.f32.i128(i128 %a, metadata !"round.dynamic", metadata !"fpexcept.strict")
58  ret float %1
59}
60;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
61; RV64I: {{.*}}
62; RV64IF: {{.*}}
63; RV64IFINX: {{.*}}
64