Files
clang-p2996/llvm/test/Analysis/BasicAA/byval.ll
Matt Arsenault 06c192d454 OpaquePtr: Bulk update tests to use typed byval
Upgrade of the IR text tests should be the only thing blocking making
typed byval mandatory. Partially done through regex and partially
manual.
2020-11-20 14:00:46 -05:00

19 lines
724 B
LLVM

; RUN: opt < %s -basic-aa -gvn -S | FileCheck %s
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 = "i686-apple-darwin8"
%struct.x = type { i32, i32, i32, i32 }
@g = weak global i32 0 ; <i32*> [#uses=1]
define i32 @foo(%struct.x* byval(%struct.x) %a) nounwind {
; CHECK: ret i32 1
%tmp1 = tail call i32 (...) @bar( %struct.x* %a ) nounwind ; <i32> [#uses=0]
%tmp2 = getelementptr %struct.x, %struct.x* %a, i32 0, i32 0 ; <i32*> [#uses=2]
store i32 1, i32* %tmp2, align 4
store i32 2, i32* @g, align 4
%tmp4 = load i32, i32* %tmp2, align 4 ; <i32> [#uses=1]
ret i32 %tmp4
}
declare i32 @bar(...)