126 lines
5.8 KiB
Plaintext
126 lines
5.8 KiB
Plaintext
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -O0 -mtriple=mipsel-linux-gnu -run-pass=regbankselect -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32
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--- |
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@.str = private unnamed_addr constant [11 x i8] c"string %s\0A\00", align 1
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declare void @llvm.va_start(i8*) #0
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declare void @llvm.va_copy(i8*, i8*) #0
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declare i32 @printf(i8*, ...)
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define void @testVaCopyArg(i8* %fmt, ...) {
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entry:
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%fmt.addr = alloca i8*, align 4
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%ap = alloca i8*, align 4
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%aq = alloca i8*, align 4
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%s = alloca i8*, align 4
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store i8* %fmt, i8** %fmt.addr, align 4
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%ap1 = bitcast i8** %ap to i8*
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call void @llvm.va_start(i8* %ap1)
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%0 = bitcast i8** %aq to i8*
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%1 = bitcast i8** %ap to i8*
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call void @llvm.va_copy(i8* %0, i8* %1)
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%argp.cur = load i8*, i8** %aq, align 4
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%argp.next = getelementptr inbounds i8, i8* %argp.cur, i32 4
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store i8* %argp.next, i8** %aq, align 4
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%2 = bitcast i8* %argp.cur to i8**
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%3 = load i8*, i8** %2, align 4
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store i8* %3, i8** %s, align 4
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%4 = load i8*, i8** %s, align 4
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%call = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i32 0, i32 0), i8* %4)
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ret void
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}
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...
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---
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name: testVaCopyArg
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alignment: 4
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legalized: true
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tracksRegLiveness: true
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liveins:
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- { reg: '$a0' }
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fixedStack:
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- { id: 0, offset: 12, size: 4, alignment: 4, isImmutable: true }
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- { id: 1, offset: 8, size: 4, alignment: 8, isImmutable: true }
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- { id: 2, offset: 4, size: 4, alignment: 4, isImmutable: true }
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- { id: 3, offset: 4, size: 4, alignment: 4, isImmutable: true }
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stack:
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- { id: 0, name: fmt.addr, size: 4, alignment: 4 }
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- { id: 1, name: ap, size: 4, alignment: 4 }
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- { id: 2, name: aq, size: 4, alignment: 4 }
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- { id: 3, name: s, size: 4, alignment: 4 }
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machineFunctionInfo: {}
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body: |
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bb.1.entry:
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liveins: $a0, $a1, $a2, $a3
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; MIPS32-LABEL: name: testVaCopyArg
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; MIPS32: liveins: $a0, $a1, $a2, $a3
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; MIPS32: [[COPY:%[0-9]+]]:gprb(p0) = COPY $a0
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; MIPS32: [[COPY1:%[0-9]+]]:gprb(s32) = COPY $a1
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; MIPS32: [[FRAME_INDEX:%[0-9]+]]:gprb(p0) = G_FRAME_INDEX %fixed-stack.1
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; MIPS32: G_STORE [[COPY1]](s32), [[FRAME_INDEX]](p0) :: (store 4 into %fixed-stack.1)
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; MIPS32: [[COPY2:%[0-9]+]]:gprb(s32) = COPY $a2
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; MIPS32: [[FRAME_INDEX1:%[0-9]+]]:gprb(p0) = G_FRAME_INDEX %fixed-stack.2
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; MIPS32: G_STORE [[COPY2]](s32), [[FRAME_INDEX1]](p0) :: (store 4 into %fixed-stack.2)
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; MIPS32: [[COPY3:%[0-9]+]]:gprb(s32) = COPY $a3
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; MIPS32: [[FRAME_INDEX2:%[0-9]+]]:gprb(p0) = G_FRAME_INDEX %fixed-stack.3
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; MIPS32: G_STORE [[COPY3]](s32), [[FRAME_INDEX2]](p0) :: (store 4 into %fixed-stack.3)
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; MIPS32: [[GV:%[0-9]+]]:gprb(p0) = G_GLOBAL_VALUE @.str
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; MIPS32: [[COPY4:%[0-9]+]]:gprb(p0) = COPY [[GV]](p0)
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; MIPS32: [[FRAME_INDEX3:%[0-9]+]]:gprb(p0) = G_FRAME_INDEX %stack.0.fmt.addr
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; MIPS32: [[FRAME_INDEX4:%[0-9]+]]:gpr32(p0) = G_FRAME_INDEX %stack.1.ap
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; MIPS32: [[FRAME_INDEX5:%[0-9]+]]:gpr32(p0) = G_FRAME_INDEX %stack.2.aq
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; MIPS32: [[FRAME_INDEX6:%[0-9]+]]:gprb(p0) = G_FRAME_INDEX %stack.3.s
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; MIPS32: G_STORE [[COPY]](p0), [[FRAME_INDEX3]](p0) :: (store 4 into %ir.fmt.addr)
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; MIPS32: G_VASTART [[FRAME_INDEX4]](p0) :: (store 4 into %ir.ap1, align 1)
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; MIPS32: [[LW:%[0-9]+]]:gpr32 = LW [[FRAME_INDEX4]](p0), 0 :: (load 4)
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; MIPS32: SW [[LW]], [[FRAME_INDEX5]](p0), 0 :: (store 4)
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; MIPS32: [[LOAD:%[0-9]+]]:gprb(p0) = G_LOAD [[FRAME_INDEX5]](p0) :: (load 4 from %ir.aq)
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; MIPS32: [[C:%[0-9]+]]:gprb(s32) = G_CONSTANT i32 4
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; MIPS32: [[GEP:%[0-9]+]]:gprb(p0) = G_PTR_ADD [[LOAD]], [[C]](s32)
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; MIPS32: G_STORE [[GEP]](p0), [[FRAME_INDEX5]](p0) :: (store 4 into %ir.aq)
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; MIPS32: [[LOAD1:%[0-9]+]]:gprb(p0) = G_LOAD [[LOAD]](p0) :: (load 4 from %ir.2)
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; MIPS32: G_STORE [[LOAD1]](p0), [[FRAME_INDEX6]](p0) :: (store 4 into %ir.s)
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; MIPS32: [[LOAD2:%[0-9]+]]:gprb(p0) = G_LOAD [[FRAME_INDEX6]](p0) :: (load 4 from %ir.s)
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; MIPS32: ADJCALLSTACKDOWN 16, 0, implicit-def $sp, implicit $sp
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; MIPS32: $a0 = COPY [[COPY4]](p0)
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; MIPS32: $a1 = COPY [[LOAD2]](p0)
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; MIPS32: JAL @printf, csr_o32, implicit-def $ra, implicit-def $sp, implicit $a0, implicit $a1, implicit-def $v0
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; MIPS32: ADJCALLSTACKUP 16, 0, implicit-def $sp, implicit $sp
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; MIPS32: RetRA
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%0:_(p0) = COPY $a0
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%1:_(s32) = COPY $a1
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%2:_(p0) = G_FRAME_INDEX %fixed-stack.2
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G_STORE %1(s32), %2(p0) :: (store 4 into %fixed-stack.2)
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%3:_(s32) = COPY $a2
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%4:_(p0) = G_FRAME_INDEX %fixed-stack.1
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G_STORE %3(s32), %4(p0) :: (store 4 into %fixed-stack.1)
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%5:_(s32) = COPY $a3
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%6:_(p0) = G_FRAME_INDEX %fixed-stack.0
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G_STORE %5(s32), %6(p0) :: (store 4 into %fixed-stack.0)
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%18:_(p0) = G_GLOBAL_VALUE @.str
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%17:_(p0) = COPY %18(p0)
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%7:_(p0) = G_FRAME_INDEX %stack.0.fmt.addr
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%8:gpr32(p0) = G_FRAME_INDEX %stack.1.ap
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%9:gpr32(p0) = G_FRAME_INDEX %stack.2.aq
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%10:_(p0) = G_FRAME_INDEX %stack.3.s
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G_STORE %0(p0), %7(p0) :: (store 4 into %ir.fmt.addr)
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G_VASTART %8(p0) :: (store 4 into %ir.ap1, align 1)
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%19:gpr32 = LW %8(p0), 0 :: (load 4)
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SW %19, %9(p0), 0 :: (store 4)
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%11:_(p0) = G_LOAD %9(p0) :: (load 4 from %ir.aq)
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%12:_(s32) = G_CONSTANT i32 4
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%13:_(p0) = G_PTR_ADD %11, %12(s32)
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G_STORE %13(p0), %9(p0) :: (store 4 into %ir.aq)
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%14:_(p0) = G_LOAD %11(p0) :: (load 4 from %ir.2)
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G_STORE %14(p0), %10(p0) :: (store 4 into %ir.s)
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%15:_(p0) = G_LOAD %10(p0) :: (load 4 from %ir.s)
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ADJCALLSTACKDOWN 16, 0, implicit-def $sp, implicit $sp
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$a0 = COPY %17(p0)
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$a1 = COPY %15(p0)
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JAL @printf, csr_o32, implicit-def $ra, implicit-def $sp, implicit $a0, implicit $a1, implicit-def $v0
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ADJCALLSTACKUP 16, 0, implicit-def $sp, implicit $sp
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RetRA
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...
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