21 lines
640 B
LLVM
21 lines
640 B
LLVM
; RUN: llc -verify-machineinstrs < %s
|
|
; Regression test for https://github.com/llvm/llvm-project/issues/58911
|
|
|
|
target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"
|
|
target triple = "armv7-none-unknown-eabi"
|
|
|
|
@a = dso_local global i64 0, align 8
|
|
@d = dso_local local_unnamed_addr global i32 0, align 4
|
|
|
|
define dso_local void @f() nounwind {
|
|
entry:
|
|
store volatile i64 0, ptr @a, align 8
|
|
%0 = load i32, ptr @d, align 4
|
|
%tobool.not = icmp eq i32 %0, 0
|
|
%conv = zext i32 %0 to i64
|
|
%sub = sub nsw i64 0, %conv
|
|
%cond = select i1 %tobool.not, i64 0, i64 %sub
|
|
store volatile i64 %cond, ptr @a, align 8
|
|
ret void
|
|
}
|
|
|