xref: /llvm-project/llvm/test/CodeGen/Mips/cconv/return-hard-fp128.ll (revision 8663926a544602932d299dda435ed1ef70a05f48)
1; RUN: llc -mtriple=mips64 -relocation-model=static -target-abi n32 < %s | FileCheck --check-prefixes=ALL,N32 %s
2; RUN: llc -mtriple=mips64el -relocation-model=static -target-abi n32 < %s | FileCheck --check-prefixes=ALL,N32 %s
3
4; RUN: llc -mtriple=mips64 -relocation-model=static -target-abi n64 < %s | FileCheck --check-prefixes=ALL,N64 %s
5; RUN: llc -mtriple=mips64el -relocation-model=static -target-abi n64 < %s | FileCheck --check-prefixes=ALL,N64 %s
6
7; Test the fp128 returns for N32/N64 and all byte orders as specified by
8; section 5 of MD00305 (MIPS ABIs Described).
9;
10; O32 is not tested because long double is the same as double on O32.
11;
12@fp128 = global fp128 zeroinitializer
13
14define fp128 @retldouble() nounwind {
15entry:
16        %0 = load volatile fp128, ptr @fp128
17        ret fp128 %0
18}
19
20; ALL-LABEL: retldouble:
21; N32-DAG:           ldc1 $f0, %lo(fp128)([[R1:\$[0-9]+]])
22; N32-DAG:           addiu [[R3:\$[0-9]+]], [[R1]], %lo(fp128)
23; N32-DAG:           ldc1 $f2, 8([[R3]])
24
25; N64-DAG:           lui [[R2:\$[0-9]+]], %highest(fp128)
26; N64-DAG:           ldc1 $f0, %lo(fp128)([[R2]])
27; N64-DAG:           ldc1 $f2, 8([[R2]])
28