llvm-project/llvm/test/CodeGen/Mips/gpreg-lazy-binding.ll

36 lines
684 B
LLVM

; RUN: llc -march=mipsel -disable-mips-delay-filler < %s | FileCheck %s
@g = external global i32
; CHECK: move $gp
; CHECK: jalr $25
; CHECK: nop
; CHECK-NOT: move $gp
; CHECK: jalr $25
define void @f0() nounwind {
entry:
tail call void @externalFunc() nounwind
tail call fastcc void @internalFunc()
ret void
}
declare void @externalFunc()
define internal fastcc void @internalFunc() nounwind noinline {
entry:
%0 = load i32, i32* @g, align 4
%inc = add nsw i32 %0, 1
store i32 %inc, i32* @g, align 4
ret void
}
define void @no_lazy(void (i32)* %pf) {
; CHECK-LABEL: no_lazy
; CHECK-NOT: gp_disp
tail call void %pf(i32 1)
ret void
}