xref: /llvm-project/llvm/test/CodeGen/Mips/micromips-pseudo-mtlohi-expand.ll (revision 909c8c2b0d93b9c4ae4eec11216c34f8f35c9fcc)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mtriple=mipsel-linux-gnu -mcpu=mips32r2 -mattr=+micromips -asm-show-inst < %s |\
3; RUN:   FileCheck %s -check-prefixes=MMR2
4; RUN: llc -mtriple=mipsel-linux-gnu -mcpu=mips32r2 -mattr=+dsp,+micromips -asm-show-inst < %s |\
5; RUN:   FileCheck %s -check-prefixes=MMR2-DSP
6
7define i64 @test(i32 signext %a, i32 signext %b) {
8; MMR2-LABEL: test:
9; MMR2:       # %bb.0: # %entry
10; MMR2-NEXT:    li16 $2, 0 # <MCInst #{{[0-9]+}} LI16_MM
11; MMR2-NEXT:    # <MCOperand Reg:{{[0-9]+}}>
12; MMR2-NEXT:    # <MCOperand Imm:0>>
13; MMR2-NEXT:    li16 $3, 1 # <MCInst #{{[0-9]+}} LI16_MM
14; MMR2-NEXT:    # <MCOperand Reg:{{[0-9]+}}>
15; MMR2-NEXT:    # <MCOperand Imm:1>>
16; MMR2-NEXT:    mtlo $3 # <MCInst #{{[0-9]+}} MTLO_MM
17; MMR2-NEXT:    # <MCOperand Reg:{{[0-9]+}}>>
18; MMR2-NEXT:    mthi $2 # <MCInst #{{[0-9]+}} MTHI_MM
19; MMR2-NEXT:    # <MCOperand Reg:{{[0-9]+}}>>
20; MMR2-NEXT:    madd $4, $5 # <MCInst #{{[0-9]+}} MADD
21; MMR2-NEXT:    # <MCOperand Reg:{{[0-9]+}}>
22; MMR2-NEXT:    # <MCOperand Reg:{{[0-9]+}}>>
23; MMR2-NEXT:    mflo16 $2 # <MCInst #{{[0-9]+}} MFLO16_MM
24; MMR2-NEXT:    # <MCOperand Reg:{{[0-9]+}}>>
25; MMR2-NEXT:    mfhi16 $3 # <MCInst #{{[0-9]+}} MFHI16_MM
26; MMR2-NEXT:    # <MCOperand Reg:{{[0-9]+}}>>
27; MMR2-NEXT:    jrc $ra # <MCInst #{{[0-9]+}} JRC16_MM
28; MMR2-NEXT:    # <MCOperand Reg:{{[0-9]+}}>>
29;
30; MMR2-DSP-LABEL: test:
31; MMR2-DSP:       # %bb.0: # %entry
32; MMR2-DSP-NEXT:    li16 $2, 0 # <MCInst #{{[0-9]+}} LI16_MM
33; MMR2-DSP-NEXT:    # <MCOperand Reg:{{[0-9]+}}>
34; MMR2-DSP-NEXT:    # <MCOperand Imm:0>>
35; MMR2-DSP-NEXT:    li16 $3, 1 # <MCInst #{{[0-9]+}} LI16_MM
36; MMR2-DSP-NEXT:    # <MCOperand Reg:{{[0-9]+}}>
37; MMR2-DSP-NEXT:    # <MCOperand Imm:1>>
38; MMR2-DSP-NEXT:    mtlo $3, $ac0 # <MCInst #{{[0-9]+}} MTLO_DSP
39; MMR2-DSP-NEXT:    # <MCOperand Reg:{{[0-9]+}}>
40; MMR2-DSP-NEXT:    # <MCOperand Reg:{{[0-9]+}}>>
41; MMR2-DSP-NEXT:    mthi $2, $ac0 # <MCInst #{{[0-9]+}} MTHI_DSP
42; MMR2-DSP-NEXT:    # <MCOperand Reg:{{[0-9]+}}>
43; MMR2-DSP-NEXT:    # <MCOperand Reg:{{[0-9]+}}>>
44; MMR2-DSP-NEXT:    madd $ac0, $4, $5 # <MCInst #{{[0-9]+}} MADD_DSP
45; MMR2-DSP-NEXT:    # <MCOperand Reg:{{[0-9]+}}>
46; MMR2-DSP-NEXT:    # <MCOperand Reg:{{[0-9]+}}>
47; MMR2-DSP-NEXT:    # <MCOperand Reg:{{[0-9]+}}>
48; MMR2-DSP-NEXT:    # <MCOperand Reg:{{[0-9]+}}>>
49; MMR2-DSP-NEXT:    mflo $2, $ac0 # <MCInst #{{[0-9]+}} MFLO_DSP
50; MMR2-DSP-NEXT:    # <MCOperand Reg:{{[0-9]+}}>
51; MMR2-DSP-NEXT:    # <MCOperand Reg:{{[0-9]+}}>>
52; MMR2-DSP-NEXT:    jr $ra # <MCInst #{{[0-9]+}} JR_MM
53; MMR2-DSP-NEXT:    # <MCOperand Reg:{{[0-9]+}}>>
54; MMR2-DSP-NEXT:    mfhi $3, $ac0 # <MCInst #{{[0-9]+}} MFHI_DSP
55; MMR2-DSP-NEXT:    # <MCOperand Reg:{{[0-9]+}}>
56; MMR2-DSP-NEXT:    # <MCOperand Reg:{{[0-9]+}}>>
57entry:
58  %conv = sext i32 %a to i64
59  %conv1 = sext i32 %b to i64
60  %mul = mul nsw i64 %conv, %conv1
61  %add = add nsw i64 %mul, 1
62  ret i64 %add
63}
64