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26 lines
822 B
LLVM
26 lines
822 B
LLVM
; RUN: llc < %s -march=x86 -mtriple=i686-pc-linux-gnu | grep movs | count 1
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@A = global [32 x i32] zeroinitializer
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@B = global [32 x i32] zeroinitializer
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declare void @llvm.memcpy.i32(i8*, i8*, i32, i32)
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define void @main() nounwind {
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; dword copy
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call void @llvm.memcpy.i32(i8* bitcast ([32 x i32]* @A to i8*),
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i8* bitcast ([32 x i32]* @B to i8*),
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i32 128, i32 4 )
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; word copy
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call void @llvm.memcpy.i32( i8* bitcast ([32 x i32]* @A to i8*),
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i8* bitcast ([32 x i32]* @B to i8*),
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i32 128, i32 2 )
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; byte copy
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call void @llvm.memcpy.i32( i8* bitcast ([32 x i32]* @A to i8*),
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i8* bitcast ([32 x i32]* @B to i8*),
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i32 128, i32 1 )
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ret void
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}
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