33 lines
1.4 KiB
LLVM
33 lines
1.4 KiB
LLVM
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; RUN: llc < %s -mtriple=armv7-apple-ios -o - | FileCheck %s
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; RUN: llc < %s -mtriple=thumbv7m-darwin-eabi -o - | FileCheck %s --check-prefix=DARWIN
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; RUN: llc < %s -mtriple=arm-none-eabi -o - | FileCheck --check-prefix=EABI %s
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@from = common global [500 x i32] zeroinitializer, align 4
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@to = common global [500 x i32] zeroinitializer, align 4
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define void @f() {
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entry:
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; CHECK: memmove
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; EABI: __aeabi_memmove
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call void @llvm.memmove.p0i8.p0i8.i32(i8* bitcast ([500 x i32]* @from to i8*), i8* bitcast ([500 x i32]* @to to i8*), i32 500, i32 0, i1 false)
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; CHECK: memcpy
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; EABI: __aeabi_memcpy
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* bitcast ([500 x i32]* @from to i8*), i8* bitcast ([500 x i32]* @to to i8*), i32 500, i32 0, i1 false)
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; EABI memset swaps arguments
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; CHECK: mov r1, #0
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; CHECK: memset
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; DARWIN: movs r1, #0
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; DARWIN: memset
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; EABI: mov r2, #0
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; EABI: __aeabi_memset
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call void @llvm.memset.p0i8.i32(i8* bitcast ([500 x i32]* @from to i8*), i8 0, i32 500, i32 0, i1 false)
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unreachable
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}
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declare void @llvm.memmove.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind
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declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind
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declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i32, i1) nounwind
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