1 ; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2 ; RUN: llc -O0 -mtriple=mipsel-linux-gnu -global-isel -stop-after=irtranslator -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32
4 @.str = private unnamed_addr constant [11 x i8] c"string %s\0A\00", align 1
5 declare void @llvm.va_start(ptr)
6 declare void @llvm.va_copy(ptr, ptr)
7 declare i32 @printf(ptr, ...)
9 define void @testVaCopyArg(ptr %fmt, ...) {
10 ; MIPS32-LABEL: name: testVaCopyArg
12 ; MIPS32-NEXT: liveins: $a0, $a1, $a2, $a3
14 ; MIPS32-NEXT: [[COPY:%[0-9]+]]:_(p0) = COPY $a0
15 ; MIPS32-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
16 ; MIPS32-NEXT: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.2
17 ; MIPS32-NEXT: G_STORE [[COPY1]](s32), [[FRAME_INDEX]](p0) :: (store (s32) into %fixed-stack.2)
18 ; MIPS32-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $a2
19 ; MIPS32-NEXT: [[FRAME_INDEX1:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.1
20 ; MIPS32-NEXT: G_STORE [[COPY2]](s32), [[FRAME_INDEX1]](p0) :: (store (s32) into %fixed-stack.1)
21 ; MIPS32-NEXT: [[COPY3:%[0-9]+]]:_(s32) = COPY $a3
22 ; MIPS32-NEXT: [[FRAME_INDEX2:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.0
23 ; MIPS32-NEXT: G_STORE [[COPY3]](s32), [[FRAME_INDEX2]](p0) :: (store (s32) into %fixed-stack.0)
24 ; MIPS32-NEXT: [[GV:%[0-9]+]]:_(p0) = G_GLOBAL_VALUE @.str
25 ; MIPS32-NEXT: [[FRAME_INDEX3:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.0.fmt.addr
26 ; MIPS32-NEXT: [[FRAME_INDEX4:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.1.ap
27 ; MIPS32-NEXT: [[FRAME_INDEX5:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.2.aq
28 ; MIPS32-NEXT: [[FRAME_INDEX6:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.3.s
29 ; MIPS32-NEXT: G_STORE [[COPY]](p0), [[FRAME_INDEX3]](p0) :: (store (p0) into %ir.fmt.addr)
30 ; MIPS32-NEXT: G_VASTART [[FRAME_INDEX4]](p0) :: (store (s32) into %ir.ap, align 1)
31 ; MIPS32-NEXT: G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.va_copy), [[FRAME_INDEX5]](p0), [[FRAME_INDEX4]](p0)
32 ; MIPS32-NEXT: [[LOAD:%[0-9]+]]:_(p0) = G_LOAD [[FRAME_INDEX5]](p0) :: (dereferenceable load (p0) from %ir.aq)
33 ; MIPS32-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 4
34 ; MIPS32-NEXT: [[PTR_ADD:%[0-9]+]]:_(p0) = G_PTR_ADD [[LOAD]], [[C]](s32)
35 ; MIPS32-NEXT: G_STORE [[PTR_ADD]](p0), [[FRAME_INDEX5]](p0) :: (store (p0) into %ir.aq)
36 ; MIPS32-NEXT: [[LOAD1:%[0-9]+]]:_(p0) = G_LOAD [[LOAD]](p0) :: (load (p0) from %ir.argp.cur)
37 ; MIPS32-NEXT: G_STORE [[LOAD1]](p0), [[FRAME_INDEX6]](p0) :: (store (p0) into %ir.s)
38 ; MIPS32-NEXT: [[LOAD2:%[0-9]+]]:_(p0) = G_LOAD [[FRAME_INDEX6]](p0) :: (dereferenceable load (p0) from %ir.s)
39 ; MIPS32-NEXT: ADJCALLSTACKDOWN 16, 0, implicit-def $sp, implicit $sp
40 ; MIPS32-NEXT: $a0 = COPY [[GV]](p0)
41 ; MIPS32-NEXT: $a1 = COPY [[LOAD2]](p0)
42 ; MIPS32-NEXT: JAL @printf, csr_o32, implicit-def $ra, implicit-def $sp, implicit $a0, implicit $a1, implicit-def $v0
43 ; MIPS32-NEXT: [[COPY4:%[0-9]+]]:_(s32) = COPY $v0
44 ; MIPS32-NEXT: ADJCALLSTACKUP 16, 0, implicit-def $sp, implicit $sp
47 %fmt.addr = alloca ptr, align 4
48 %ap = alloca ptr, align 4
49 %aq = alloca ptr, align 4
50 %s = alloca ptr, align 4
51 store ptr %fmt, ptr %fmt.addr, align 4
52 call void @llvm.va_start(ptr %ap)
53 call void @llvm.va_copy(ptr %aq, ptr %ap)
54 %argp.cur = load ptr, ptr %aq, align 4
55 %argp.next = getelementptr inbounds i8, ptr %argp.cur, i32 4
56 store ptr %argp.next, ptr %aq, align 4
57 %0 = load ptr, ptr %argp.cur, align 4
58 store ptr %0, ptr %s, align 4
59 %1 = load ptr, ptr %s, align 4
60 %call = call i32 (ptr, ...) @printf(ptr @.str, ptr %1)