mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-19 01:13:25 +00:00
e6d5d39c07
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48538 91177308-0d34-0410-b5e6-96231b3b80d8
17 lines
498 B
LLVM
17 lines
498 B
LLVM
; Promoting some values allows promotion of other values.
|
|
; RUN: llvm-as < %s | opt -mem2reg | llvm-dis | not grep alloca
|
|
|
|
define i32 @test2() {
|
|
%result = alloca i32 ; <i32*> [#uses=2]
|
|
%a = alloca i32 ; <i32*> [#uses=2]
|
|
%p = alloca i32* ; <i32**> [#uses=2]
|
|
store i32 0, i32* %a
|
|
store i32* %a, i32** %p
|
|
%tmp.0 = load i32** %p ; <i32*> [#uses=1]
|
|
%tmp.1 = load i32* %tmp.0 ; <i32> [#uses=1]
|
|
store i32 %tmp.1, i32* %result
|
|
%tmp.2 = load i32* %result ; <i32> [#uses=1]
|
|
ret i32 %tmp.2
|
|
}
|
|
|