mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-25 04:02:41 +01:00
56ea569496
Implement `uselistorder` and `uselistorder_bb` assembly directives, which allow the use-list order to be recovered when round-tripping to assembly. This is the bulk of PR20515. llvm-svn: 216025
43 lines
979 B
LLVM
43 lines
979 B
LLVM
; RUN: llvm-as < %s -disable-output 2>&1 | FileCheck %s -allow-empty
|
|
; CHECK-NOT: error
|
|
; CHECK-NOT: warning
|
|
; RUN: verify-uselistorder < %s
|
|
|
|
@ba1 = constant i8* blockaddress (@bafunc1, %bb)
|
|
@ba2 = constant i8* getelementptr (i8* blockaddress (@bafunc2, %bb), i61 0)
|
|
@ba3 = constant i8* getelementptr (i8* blockaddress (@bafunc2, %bb), i61 0)
|
|
|
|
define i8* @babefore() {
|
|
ret i8* getelementptr (i8* blockaddress (@bafunc2, %bb), i61 0)
|
|
bb1:
|
|
ret i8* blockaddress (@bafunc1, %bb)
|
|
bb2:
|
|
ret i8* blockaddress (@bafunc3, %bb)
|
|
}
|
|
define void @bafunc1() {
|
|
br label %bb
|
|
bb:
|
|
unreachable
|
|
}
|
|
define void @bafunc2() {
|
|
br label %bb
|
|
bb:
|
|
unreachable
|
|
}
|
|
define void @bafunc3() {
|
|
br label %bb
|
|
bb:
|
|
unreachable
|
|
}
|
|
define i8* @baafter() {
|
|
ret i8* blockaddress (@bafunc2, %bb)
|
|
bb1:
|
|
ret i8* blockaddress (@bafunc1, %bb)
|
|
bb2:
|
|
ret i8* blockaddress (@bafunc3, %bb)
|
|
}
|
|
|
|
uselistorder_bb @bafunc1, %bb, { 1, 0 }
|
|
uselistorder_bb @bafunc2, %bb, { 1, 0 }
|
|
uselistorder_bb @bafunc3, %bb, { 1, 0 }
|