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authorAlex Richardson <alexrichardson@google.com>2022-08-09 09:17:28 +0000
committerAlex Richardson <alexrichardson@google.com>2022-08-09 09:53:47 +0000
commit7925341d9332118c8f3469013b08cdcd9016749c (patch)
tree862093d8d168610cf6ffb32c76347697c8d8acb1
parent67b075319b17450705483628c87631e3336e110d (diff)
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[ARM] Add a baseline test for D131392
We should be emitting .Lfoo$local aliases for dso_local functions.
-rw-r--r--llvm/test/CodeGen/ARM/dso-local-func.ll33
1 files changed, 33 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/ARM/dso-local-func.ll b/llvm/test/CodeGen/ARM/dso-local-func.ll
new file mode 100644
index 0000000..233249a
--- /dev/null
+++ b/llvm/test/CodeGen/ARM/dso-local-func.ll
@@ -0,0 +1,33 @@
+;; Check that we emit a $local alias for a dso_local function definition
+; RUN: llc -mtriple=armv7-linux-gnueabi -relocation-model=static < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,STATIC
+; RUN: llc -mtriple=armv7-linux-gnueabi -relocation-model=pic < %s \
+; RUN: | FileCheck %s --check-prefixes=CHECK,PIC
+
+define dso_local ptr @dsolocal_func() nounwind {
+; CHECK-LABEL: .globl dsolocal_func
+; CHECK-NEXT: .p2align 2
+; CHECK-NEXT: .type dsolocal_func,%function
+; CHECK-NEXT: .code 32
+; CHECK-NEXT: dsolocal_func:
+; TODO: PIC codegen should emit a $local alias here
+; PIC-TODO-NEXT: .Ldsolocal_func$local:
+; CHECK-NEXT: .fnstart
+; CHECK-NEXT: @ %bb.0:
+; STATIC-NEXT: movw r0, :lower16:dsolocal_func
+; STATIC-NEXT: movt r0, :upper16:dsolocal_func
+; STATIC-NEXT: bx lr
+; PIC-NEXT: ldr r0, .LCPI0_0
+; PIC-NEXT: .LPC0_0:
+; PIC-NEXT: add r0, pc, r0
+; PIC-NEXT: bx lr
+; PIC-NEXT: .p2align 2
+; PIC-NEXT: @ %bb.1:
+; PIC-NEXT: .LCPI0_0:
+; PIC-NEXT: .long dsolocal_func-(.LPC0_0+8)
+; CHECK-NEXT: .Lfunc_end0:
+; CHECK-NEXT: .size dsolocal_func, .Lfunc_end0-dsolocal_func
+; CHECK-NEXT: .cantunwind
+; CHECK-NEXT: .fnend
+ ret ptr @dsolocal_func
+}