mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-28 19:31:58 +00:00
b4912b9dcc
This is done to avoid odd test failures, like the one fixed in r171243. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171246 91177308-0d34-0410-b5e6-96231b3b80d8
41 lines
878 B
LLVM
41 lines
878 B
LLVM
; RUN: opt -S -simplifycfg < %s | FileCheck %s
|
|
|
|
define i8* @test1(i8* %x, i64 %y) nounwind {
|
|
entry:
|
|
%tmp1 = load i8* %x, align 1
|
|
%cmp = icmp eq i8 %tmp1, 47
|
|
br i1 %cmp, label %if.then, label %if.end
|
|
|
|
if.then:
|
|
%incdec.ptr = getelementptr inbounds i8* %x, i64 %y
|
|
br label %if.end
|
|
|
|
if.end:
|
|
%x.addr = phi i8* [ %incdec.ptr, %if.then ], [ %x, %entry ]
|
|
ret i8* %x.addr
|
|
|
|
; CHECK: @test1
|
|
; CHECK-NOT: select
|
|
; CHECK: ret i8* %x.addr
|
|
}
|
|
|
|
%ST = type { i8, i8 }
|
|
|
|
define i8* @test2(%ST* %x, i8* %y) nounwind {
|
|
entry:
|
|
%cmp = icmp eq %ST* %x, null
|
|
br i1 %cmp, label %if.then, label %if.end
|
|
|
|
if.then:
|
|
%incdec.ptr = getelementptr %ST* %x, i32 0, i32 1
|
|
br label %if.end
|
|
|
|
if.end:
|
|
%x.addr = phi i8* [ %incdec.ptr, %if.then ], [ %y, %entry ]
|
|
ret i8* %x.addr
|
|
|
|
; CHECK: @test2
|
|
; CHECK: %incdec.ptr.y = select i1 %cmp, i8* %incdec.ptr, i8* %y
|
|
; CHECK: ret i8* %incdec.ptr.y
|
|
}
|