1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2 # RUN: llc -O0 -mtriple=mipsel-linux-gnu -run-pass=legalizer -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32
6 declare void @llvm.memset.p0.i32(ptr, i8, i32, i1)
8 define void @Print_c_N_times(i8 %c, i32 %N) {
11 %vla = alloca i8, i32 %add, align 1
12 call void @llvm.memset.p0.i32(ptr align 1 %vla, i8 %c, i32 %N, i1 false)
13 %arrayidx = getelementptr inbounds i8, ptr %vla, i32 %N
14 store i8 0, ptr %arrayidx, align 1
15 %call = call i32 @puts(ptr %vla)
23 tracksRegLiveness: true
25 - { id: 0, name: vla, type: variable-sized, alignment: 1 }
30 ; MIPS32-LABEL: name: Print_c_N_times
31 ; MIPS32: liveins: $a0, $a1
32 ; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
33 ; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
34 ; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
35 ; MIPS32: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
36 ; MIPS32: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[COPY1]], [[C]]
37 ; MIPS32: [[MUL:%[0-9]+]]:_(s32) = G_MUL [[ADD]], [[C]]
38 ; MIPS32: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 7
39 ; MIPS32: [[ADD1:%[0-9]+]]:_(s32) = nuw G_ADD [[MUL]], [[C2]]
40 ; MIPS32: [[C3:%[0-9]+]]:_(s32) = G_CONSTANT i32 -8
41 ; MIPS32: [[AND:%[0-9]+]]:_(s32) = G_AND [[ADD1]], [[C3]]
42 ; MIPS32: [[COPY2:%[0-9]+]]:_(p0) = COPY $sp
43 ; MIPS32: [[PTRTOINT:%[0-9]+]]:_(s32) = G_PTRTOINT [[COPY2]](p0)
44 ; MIPS32: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[PTRTOINT]], [[AND]]
45 ; MIPS32: [[INTTOPTR:%[0-9]+]]:_(p0) = G_INTTOPTR [[SUB]](s32)
46 ; MIPS32: $sp = COPY [[INTTOPTR]](p0)
47 ; MIPS32: [[COPY3:%[0-9]+]]:_(p0) = COPY [[INTTOPTR]](p0)
48 ; MIPS32: ADJCALLSTACKDOWN 16, 0, implicit-def $sp, implicit $sp
49 ; MIPS32: $a0 = COPY [[COPY3]](p0)
50 ; MIPS32: $a1 = COPY [[COPY]](s32)
51 ; MIPS32: $a2 = COPY [[COPY1]](s32)
52 ; MIPS32: JAL &memset, csr_o32, implicit-def $ra, implicit-def $sp, implicit $a0, implicit $a1, implicit $a2
53 ; MIPS32: ADJCALLSTACKUP 16, 0, implicit-def $sp, implicit $sp
54 ; MIPS32: [[PTR_ADD:%[0-9]+]]:_(p0) = G_PTR_ADD [[COPY3]], [[COPY1]](s32)
55 ; MIPS32: [[COPY4:%[0-9]+]]:_(p0) = COPY [[PTR_ADD]](p0)
56 ; MIPS32: G_STORE [[C1]](s32), [[COPY4]](p0) :: (store (s8) into %ir.arrayidx)
57 ; MIPS32: ADJCALLSTACKDOWN 16, 0, implicit-def $sp, implicit $sp
58 ; MIPS32: $a0 = COPY [[COPY3]](p0)
59 ; MIPS32: JAL @puts, csr_o32, implicit-def $ra, implicit-def $sp, implicit $a0, implicit-def $v0
60 ; MIPS32: ADJCALLSTACKUP 16, 0, implicit-def $sp, implicit $sp
63 %0:_(s8) = G_TRUNC %2(s32)
65 %3:_(s32) = G_CONSTANT i32 1
66 %13:_(s8) = G_CONSTANT i8 0
67 %4:_(s32) = G_ADD %1, %3
68 %5:_(s32) = G_MUL %4, %3
69 %6:_(s32) = G_CONSTANT i32 7
70 %7:_(s32) = nuw G_ADD %5, %6
71 %8:_(s32) = G_CONSTANT i32 -8
72 %9:_(s32) = G_AND %7, %8
73 %10:_(p0) = G_DYN_STACKALLOC %9(s32), 0
74 G_MEMSET %10(p0), %0(s8), %1(s32), 0 :: (store (s8) into %ir.vla)
75 %11:_(p0) = G_PTR_ADD %10, %1(s32)
76 %12:_(p0) = COPY %11(p0)
77 G_STORE %13(s8), %12(p0) :: (store (s8) into %ir.arrayidx)
78 ADJCALLSTACKDOWN 16, 0, implicit-def $sp, implicit $sp
80 JAL @puts, csr_o32, implicit-def $ra, implicit-def $sp, implicit $a0, implicit-def $v0
81 ADJCALLSTACKUP 16, 0, implicit-def $sp, implicit $sp