litpool-licm.ll
1.05 KB
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; RUN: llc -mtriple=thumbv7-linux-gnueabihf -relocation-model=pic %s -o - | FileCheck %s
@var = thread_local global i32 0, align 4
define void @func(i32 %n) {
; CHECK-LABEL: func:
; CHECK: ldr [[REF1:r[0-9]+]], [[CP1:.LCPI[0-9]+_[0-9]+]]
; CHECK: ldr [[REF2:r[0-9]+]], [[CP2:.LCPI[0-9]+_[0-9]+]]
; CHECK: [[PCPOS1:.LPC[0-9]+_[0-9]+]]:
; CHECK-NEXT: add [[REF1]], pc
; CHECK: [[PCPOS2:.LPC[0-9]+_[0-9]+]]:
; CHECK-NEXT: add [[REF2]], pc
; CHECK: [[CP1]]:
; CHECK-NEXT: [[CP1_TMP:.Ltmp[0-9]+]]:
; CHECK-NEXT: .long var(TLSGD)-(([[PCPOS1]]+4)-[[CP1_TMP]])
; CHECK: [[CP2]]:
; CHECK-NEXT: [[CP2_TMP:.Ltmp[0-9]+]]:
; CHECK-NEXT: .long var(TLSGD)-(([[PCPOS2]]+4)-[[CP2_TMP]])
entry:
br label %loop
loop:
%i = phi i32 [ %inc, %next ], [ 0, %entry ]
%val = load i32, i32* @var
%tst = icmp eq i32 %val, 0
br i1 %tst, label %next, label %call
call:
tail call void @foo(i32* nonnull @var) #2
br label %next
next:
%inc = add i32 %i, 1
%stop = icmp eq i32 %inc, %n
br i1 %stop, label %done, label %loop
done:
ret void
}
declare void @foo(i32*)