mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-31 16:02:52 +01:00
28 lines
691 B
LLVM
28 lines
691 B
LLVM
; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s
|
|
; RUN: llc < %s -mtriple=x86_64-win32 | FileCheck %s
|
|
|
|
; The comparison uses the pre-inc value, which could lead LSR to
|
|
; try to compute -INT64_MIN.
|
|
|
|
; CHECK: movabsq $-9223372036854775808, %rax
|
|
; CHECK: cmpq %rax,
|
|
; CHECK: sete %al
|
|
|
|
declare i64 @bar()
|
|
|
|
define i1 @foo() nounwind {
|
|
entry:
|
|
br label %for.cond.i
|
|
|
|
for.cond.i:
|
|
%indvar = phi i64 [ 0, %entry ], [ %indvar.next, %for.cond.i ]
|
|
%t = call i64 @bar()
|
|
%indvar.next = add i64 %indvar, 1
|
|
%s = icmp ne i64 %indvar.next, %t
|
|
br i1 %s, label %for.cond.i, label %__ABContainsLabel.exit
|
|
|
|
__ABContainsLabel.exit:
|
|
%cmp = icmp eq i64 %indvar, 9223372036854775807
|
|
ret i1 %cmp
|
|
}
|