28 lines
844 B
LLVM
28 lines
844 B
LLVM
; RUN: llc -mattr=lpm,lpmw < %s -march=avr | FileCheck %s
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@callbackPtr = common global void (i16)* null, align 8
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@myValuePtr = common global i16* null, align 8
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@externalConstant = external global i16, align 2
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declare void @externalFunction(i16 signext)
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declare void @bar(i8 signext, void (i16)*, i16*)
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; CHECK-LABEL: loadCallbackPtr
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define void @loadCallbackPtr() {
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entry:
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; CHECK: ldi r{{[0-9]+}}, pm_lo8(externalFunction)
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; CHECK-NEXT: ldi r{{[0-9]+}}, pm_hi8(externalFunction)
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store void (i16)* @externalFunction, void (i16)** @callbackPtr, align 8
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ret void
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}
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; CHECK-LABEL: loadValuePtr
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define void @loadValuePtr() {
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entry:
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; CHECK: ldi r{{[0-9]+}}, lo8(externalConstant)
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; CHECK-NEXT: ldi r{{[0-9]+}}, hi8(externalConstant)
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store i16* @externalConstant, i16** @myValuePtr, align 8
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ret void
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}
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