# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py # RUN: llc -O0 -mtriple=mipsel-linux-gnu -run-pass=legalizer -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32 --- | @.str = private unnamed_addr constant [11 x i8] c"string %s\0A\00", align 1 declare void @llvm.va_start(i8*) #0 declare void @llvm.va_copy(i8*, i8*) #0 declare i32 @printf(i8*, ...) define void @testVaCopyArg(i8* %fmt, ...) { entry: %fmt.addr = alloca i8*, align 4 %ap = alloca i8*, align 4 %aq = alloca i8*, align 4 %s = alloca i8*, align 4 store i8* %fmt, i8** %fmt.addr, align 4 %ap1 = bitcast i8** %ap to i8* call void @llvm.va_start(i8* %ap1) %0 = bitcast i8** %aq to i8* %1 = bitcast i8** %ap to i8* call void @llvm.va_copy(i8* %0, i8* %1) %argp.cur = load i8*, i8** %aq, align 4 %argp.next = getelementptr inbounds i8, i8* %argp.cur, i32 4 store i8* %argp.next, i8** %aq, align 4 %2 = bitcast i8* %argp.cur to i8** %3 = load i8*, i8** %2, align 4 store i8* %3, i8** %s, align 4 %4 = load i8*, i8** %s, align 4 %call = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i32 0, i32 0), i8* %4) ret void } ... --- name: testVaCopyArg alignment: 4 tracksRegLiveness: true liveins: - { reg: '$a0' } fixedStack: - { id: 0, offset: 12, size: 4, alignment: 4, isImmutable: true } - { id: 1, offset: 8, size: 4, alignment: 8, isImmutable: true } - { id: 2, offset: 4, size: 4, alignment: 4, isImmutable: true } - { id: 3, offset: 4, size: 4, alignment: 4, isImmutable: true } stack: - { id: 0, name: fmt.addr, size: 4, alignment: 4 } - { id: 1, name: ap, size: 4, alignment: 4 } - { id: 2, name: aq, size: 4, alignment: 4 } - { id: 3, name: s, size: 4, alignment: 4 } machineFunctionInfo: {} body: | bb.1.entry: liveins: $a0, $a1, $a2, $a3 ; MIPS32-LABEL: name: testVaCopyArg ; MIPS32: liveins: $a0, $a1, $a2, $a3 ; MIPS32: [[COPY:%[0-9]+]]:_(p0) = COPY $a0 ; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1 ; MIPS32: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.1 ; MIPS32: G_STORE [[COPY1]](s32), [[FRAME_INDEX]](p0) :: (store 4 into %fixed-stack.1) ; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY $a2 ; MIPS32: [[FRAME_INDEX1:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.2 ; MIPS32: G_STORE [[COPY2]](s32), [[FRAME_INDEX1]](p0) :: (store 4 into %fixed-stack.2) ; MIPS32: [[COPY3:%[0-9]+]]:_(s32) = COPY $a3 ; MIPS32: [[FRAME_INDEX2:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.3 ; MIPS32: G_STORE [[COPY3]](s32), [[FRAME_INDEX2]](p0) :: (store 4 into %fixed-stack.3) ; MIPS32: [[GV:%[0-9]+]]:_(p0) = G_GLOBAL_VALUE @.str ; MIPS32: [[COPY4:%[0-9]+]]:_(p0) = COPY [[GV]](p0) ; MIPS32: [[FRAME_INDEX3:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.0.fmt.addr ; MIPS32: [[FRAME_INDEX4:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.1.ap ; MIPS32: [[FRAME_INDEX5:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.2.aq ; MIPS32: [[FRAME_INDEX6:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.3.s ; MIPS32: G_STORE [[COPY]](p0), [[FRAME_INDEX3]](p0) :: (store 4 into %ir.fmt.addr) ; MIPS32: G_VASTART [[FRAME_INDEX4]](p0) :: (store 4 into %ir.ap1, align 1) ; MIPS32: [[LOAD:%[0-9]+]]:_(p0) = G_LOAD [[FRAME_INDEX4]](p0) :: (load 4) ; MIPS32: G_STORE [[LOAD]](p0), [[FRAME_INDEX5]](p0) :: (store 4) ; MIPS32: [[LOAD1:%[0-9]+]]:_(p0) = G_LOAD [[FRAME_INDEX5]](p0) :: (load 4 from %ir.aq) ; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 4 ; MIPS32: [[GEP:%[0-9]+]]:_(p0) = G_PTR_ADD [[LOAD1]], [[C]](s32) ; MIPS32: G_STORE [[GEP]](p0), [[FRAME_INDEX5]](p0) :: (store 4 into %ir.aq) ; MIPS32: [[LOAD2:%[0-9]+]]:_(p0) = G_LOAD [[LOAD1]](p0) :: (load 4 from %ir.2) ; MIPS32: G_STORE [[LOAD2]](p0), [[FRAME_INDEX6]](p0) :: (store 4 into %ir.s) ; MIPS32: [[LOAD3:%[0-9]+]]:_(p0) = G_LOAD [[FRAME_INDEX6]](p0) :: (load 4 from %ir.s) ; MIPS32: ADJCALLSTACKDOWN 16, 0, implicit-def $sp, implicit $sp ; MIPS32: $a0 = COPY [[COPY4]](p0) ; MIPS32: $a1 = COPY [[LOAD3]](p0) ; MIPS32: JAL @printf, csr_o32, implicit-def $ra, implicit-def $sp, implicit $a0, implicit $a1, implicit-def $v0 ; MIPS32: ADJCALLSTACKUP 16, 0, implicit-def $sp, implicit $sp ; MIPS32: RetRA %0:_(p0) = COPY $a0 %1:_(s32) = COPY $a1 %2:_(p0) = G_FRAME_INDEX %fixed-stack.2 G_STORE %1(s32), %2(p0) :: (store 4 into %fixed-stack.2) %3:_(s32) = COPY $a2 %4:_(p0) = G_FRAME_INDEX %fixed-stack.1 G_STORE %3(s32), %4(p0) :: (store 4 into %fixed-stack.1) %5:_(s32) = COPY $a3 %6:_(p0) = G_FRAME_INDEX %fixed-stack.0 G_STORE %5(s32), %6(p0) :: (store 4 into %fixed-stack.0) %18:_(p0) = G_GLOBAL_VALUE @.str %17:_(p0) = COPY %18(p0) %7:_(p0) = G_FRAME_INDEX %stack.0.fmt.addr %8:_(p0) = G_FRAME_INDEX %stack.1.ap %9:_(p0) = G_FRAME_INDEX %stack.2.aq %10:_(p0) = G_FRAME_INDEX %stack.3.s G_STORE %0(p0), %7(p0) :: (store 4 into %ir.fmt.addr) G_VASTART %8(p0) :: (store 4 into %ir.ap1, align 1) G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.va_copy), %9(p0), %8(p0) %11:_(p0) = G_LOAD %9(p0) :: (load 4 from %ir.aq) %12:_(s32) = G_CONSTANT i32 4 %13:_(p0) = G_PTR_ADD %11, %12(s32) G_STORE %13(p0), %9(p0) :: (store 4 into %ir.aq) %14:_(p0) = G_LOAD %11(p0) :: (load 4 from %ir.2) G_STORE %14(p0), %10(p0) :: (store 4 into %ir.s) %15:_(p0) = G_LOAD %10(p0) :: (load 4 from %ir.s) ADJCALLSTACKDOWN 16, 0, implicit-def $sp, implicit $sp $a0 = COPY %17(p0) $a1 = COPY %15(p0) JAL @printf, csr_o32, implicit-def $ra, implicit-def $sp, implicit $a0, implicit $a1, implicit-def $v0 ADJCALLSTACKUP 16, 0, implicit-def $sp, implicit $sp RetRA ...