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a4b97f327d
tries to match a dead MipsLo node (explanation in the link below). http://article.gmane.org/gmane.comp.compilers.llvm.devel/42757/match=dagcombiner+dead git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139634 91177308-0d34-0410-b5e6-96231b3b80d8
20 lines
608 B
LLVM
20 lines
608 B
LLVM
; This test does not check the machine code output.
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; RUN: llc -march=mips < %s
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@stat_vol_ptr_int = internal global i32* null, align 4
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@stat_ptr_vol_int = internal global i32* null, align 4
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define void @simple_vol_file() nounwind {
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entry:
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%tmp = volatile load i32** @stat_vol_ptr_int, align 4
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%0 = bitcast i32* %tmp to i8*
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call void @llvm.prefetch(i8* %0, i32 0, i32 0, i32 1)
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%tmp1 = load i32** @stat_ptr_vol_int, align 4
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%1 = bitcast i32* %tmp1 to i8*
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call void @llvm.prefetch(i8* %1, i32 0, i32 0, i32 1)
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ret void
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}
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declare void @llvm.prefetch(i8* nocapture, i32, i32, i32) nounwind
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