33 lines
1.1 KiB
ArmAsm
33 lines
1.1 KiB
ArmAsm
; REQUIRES: avr
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; RUN: llvm-mc -filetype=obj -triple=avr -mcpu=atmega2560 %s -o %t.o
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; RUN: ld.lld %t.o --defsym=a=0x1fffe --defsym=b=0x20000 -o %t
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; RUN: llvm-objdump -d --print-imm-hex --no-show-raw-insn --mcpu=atmega2560 %t \
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; RUN: | FileCheck %s
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.section .LDI,"ax",@progbits
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;; CHECK-LABEL: <__AVRThunk_b>:
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;; CHECK-NEXT: 110b4: jmp 0x20000
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;; CHECK-LABEL: <__init>:
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;; CHECK-NEXT: 110b8: ldi r30, 0xff
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;; CHECK-NEXT: 110ba: ldi r31, 0xff
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;; CHECK-NEXT: 110bc: eicall
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;; The destination of the following two LDI instructions is
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;; __AVRThunk_b == 0x110b4, so they actually are
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;; ldi r30, ((0x110b4) >> 1) & 0xff
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;; ldi r31, ((0x110b4) >> 9)
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;; CHECK-NEXT: 110be: ldi r30, 0x5a
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;; CHECK-NEXT: 110c0: ldi r31, 0x88
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;; CHECK-NEXT: 110c2: eicall
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;; CHECK-NOT: __AVRThunk_a
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.globl __init
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__init:
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;; No thunk is needed, since the destination is in range [0, 0x1ffff].
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ldi r30, lo8_gs(a) ; R_AVR_LO8_LDI_GS
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ldi r31, hi8_gs(a) ; R_AVR_HI8_LDI_GS
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eicall
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;; A thunk is needed, since the destination is out of range.
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ldi r30, lo8_gs(b) ; R_AVR_LO8_LDI_GS
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ldi r31, hi8_gs(b) ; R_AVR_HI8_LDI_GS
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eicall
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