llvm-project/llvm/test/CodeGen/PowerPC/ctr-loop-tls-const.ll
Kai Nacke 427fb35192 [PPC] Opaque pointer migration, part 1.
The LIT test cases were migrated with the script provided by
Nikita Popov. Due to the size of the change it is split into
several parts.

Reviewed By: nemanja, amyk, nikic, PowerPC

Differential Revision: https://reviews.llvm.org/D135470
2022-10-11 17:24:06 +00:00

41 lines
1.2 KiB
LLVM

; RUN: llc -verify-machineinstrs -mcpu=pwr7 -relocation-model=pic < %s | FileCheck %s
target datalayout = "E-m:e-i64:64-n32:64"
target triple = "powerpc64-unknown-linux-gnu"
@x = thread_local global [1600 x i32] zeroinitializer, align 4
; Function Attrs: nounwind
define void @foo(i32 signext %v) #0 {
entry:
br label %vector.body
vector.body: ; preds = %vector.body, %entry
%index = phi i64 [ 0, %entry ], [ %index.next, %vector.body ]
%induction5 = or i64 %index, 1
%0 = getelementptr inbounds [1600 x i32], ptr @x, i64 0, i64 %index
%1 = getelementptr inbounds [1600 x i32], ptr @x, i64 0, i64 %induction5
%2 = load i32, ptr %0, align 4
%3 = load i32, ptr %1, align 4
%4 = add nsw i32 %2, %v
%5 = add nsw i32 %3, %v
store i32 %4, ptr %0, align 4
store i32 %5, ptr %1, align 4
%index.next = add i64 %index, 2
%6 = icmp eq i64 %index.next, 1600
br i1 %6, label %for.cond.cleanup, label %vector.body
for.cond.cleanup: ; preds = %vector.body
ret void
}
; CHECK-LABEL: @foo
; CHECK-NOT: mtctr
; CHECK: __tls_get_addr
attributes #0 = { nounwind }
!llvm.module.flags = !{!0}
!0 = !{i32 1, !"PIC Level", i32 2}