25 lines
1.0 KiB
LLVM
25 lines
1.0 KiB
LLVM
; RUN: opt < %s -passes=instcombine -S | grep zeroext
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%struct.FRAME.nest = type { i32, ptr }
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%struct.__builtin_trampoline = type { [10 x i8] }
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declare void @llvm.init.trampoline(ptr, ptr, ptr) nounwind
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declare ptr @llvm.adjust.trampoline(ptr) nounwind
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declare i32 @f(ptr nest , ...)
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define i32 @nest(i32 %n) {
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entry:
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%FRAME.0 = alloca %struct.FRAME.nest, align 8 ; <ptr> [#uses=3]
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%TRAMP.216 = alloca [10 x i8], align 16 ; <ptr> [#uses=1]
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%TRAMP.216.sub = getelementptr [10 x i8], ptr %TRAMP.216, i32 0, i32 0 ; <ptr> [#uses=1]
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%tmp3 = getelementptr %struct.FRAME.nest, ptr %FRAME.0, i32 0, i32 0 ; <ptr> [#uses=1]
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store i32 %n, ptr %tmp3, align 8
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call void @llvm.init.trampoline( ptr %TRAMP.216.sub, ptr @f, ptr %FRAME.0 ) ; <ptr> [#uses=1]
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%tramp = call ptr @llvm.adjust.trampoline( ptr %TRAMP.216.sub)
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%tmp7 = getelementptr %struct.FRAME.nest, ptr %FRAME.0, i32 0, i32 1 ; <ptr> [#uses=1]
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store ptr %tramp, ptr %tmp7, align 8
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%tmp2.i = call i32 (...) %tramp( i32 zeroext 0 ) ; <i32> [#uses=1]
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ret i32 %tmp2.i
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}
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