llvm-project/llvm/test/Analysis/BasicAA/2008-04-15-Byval.ll

20 lines
747 B
LLVM

; RUN: opt < %s -O3 -S | FileCheck %s
; ModuleID = 'small2.c'
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin8"
%struct.x = type { [4 x i32] }
define void @foo(%struct.x* byval align 4 %X) nounwind {
; CHECK: store i32 2, i32* %tmp1
entry:
%tmp = getelementptr %struct.x, %struct.x* %X, i32 0, i32 0 ; <[4 x i32]*> [#uses=1]
%tmp1 = getelementptr [4 x i32], [4 x i32]* %tmp, i32 0, i32 3 ; <i32*> [#uses=1]
store i32 2, i32* %tmp1, align 4
%tmp2 = call i32 (...) @bar( %struct.x* byval align 4 %X ) nounwind ; <i32> [#uses=0]
br label %return
return: ; preds = %entry
ret void
}
declare i32 @bar(...)