27 lines
1.3 KiB
LLVM
27 lines
1.3 KiB
LLVM
; RUN: opt < %s -instcombine -S | grep zeroext
|
|
|
|
%struct.FRAME.nest = type { i32, i32 (...)* }
|
|
%struct.__builtin_trampoline = type { [10 x i8] }
|
|
|
|
declare void @llvm.init.trampoline(i8*, i8*, i8*) nounwind
|
|
declare i8* @llvm.adjust.trampoline(i8*) nounwind
|
|
|
|
declare i32 @f(%struct.FRAME.nest* nest , ...)
|
|
|
|
define i32 @nest(i32 %n) {
|
|
entry:
|
|
%FRAME.0 = alloca %struct.FRAME.nest, align 8 ; <%struct.FRAME.nest*> [#uses=3]
|
|
%TRAMP.216 = alloca [10 x i8], align 16 ; <[10 x i8]*> [#uses=1]
|
|
%TRAMP.216.sub = getelementptr [10 x i8]* %TRAMP.216, i32 0, i32 0 ; <i8*> [#uses=1]
|
|
%tmp3 = getelementptr %struct.FRAME.nest* %FRAME.0, i32 0, i32 0 ; <i32*> [#uses=1]
|
|
store i32 %n, i32* %tmp3, align 8
|
|
%FRAME.06 = bitcast %struct.FRAME.nest* %FRAME.0 to i8* ; <i8*> [#uses=1]
|
|
call void @llvm.init.trampoline( i8* %TRAMP.216.sub, i8* bitcast (i32 (%struct.FRAME.nest*, ...)* @f to i8*), i8* %FRAME.06 ) ; <i8*> [#uses=1]
|
|
%tramp = call i8* @llvm.adjust.trampoline( i8* %TRAMP.216.sub)
|
|
%tmp7 = getelementptr %struct.FRAME.nest* %FRAME.0, i32 0, i32 1 ; <i32 (...)**> [#uses=1]
|
|
%tmp89 = bitcast i8* %tramp to i32 (...)* ; <i32 (...)*> [#uses=2]
|
|
store i32 (...)* %tmp89, i32 (...)** %tmp7, align 8
|
|
%tmp2.i = call i32 (...)* %tmp89( i32 zeroext 0 ) ; <i32> [#uses=1]
|
|
ret i32 %tmp2.i
|
|
}
|