COFF_Thumb.s
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# RUN: rm -rf %t && mkdir -p %t
# RUN: llvm-mc -triple thumbv7-windows-itanium -filetype obj -o %t/COFF_Thumb.o %s
# RUN: llvm-rtdyld -triple thumbv7-windows \
# RUN: -dummy-extern ExitProcess=0x54769891 \
# RUN: -dummy-extern unnamed_addr=0x00001024 -verify -check %s %t/COFF_Thumb.o
.text
.syntax unified
.def unnamed_addr
.scl 2
.type 32
.endef
.global unnamed_addr
.def branch24t
.scl 2
.type 32
.endef
.global branch24t
.p2align 1
.code 16
.thumb_func
branch24t:
@ rel1:
# b unnamed_addr @ IMAGE_REL_ARM_BRANCH24T
.def function
.scl 2
.type 32
.endef
.globl function
.p2align 1
.code 16
.thumb_func
function:
push.w {r11, lr}
mov r11, sp
rel3: @ IMAGE_REL_ARM_MOV32T
movw r0, :lower16:string
# rtdyld-check: decode_operand(rel3, 1) = (string&0x0000ffff)
movt r0, :upper16:string
# TODO rtdyld-check: decode_operand(rel3, 1) = (string&0xffff0000>>16)
blx r1
load_from_dllimport_lo: @ IMAGE_REL_ARM_MOV32T
movw r0, :lower16:__imp_ExitProcess
# (1) Check stub content.
# rtdyld-check: *{4}(stub_addr(COFF_Thumb.o/.text, __imp_ExitProcess)) = \
# rtdyld-check: ExitProcess
#
# (2) Check lo bits of stub address.
# rtdyld-check: decode_operand(load_from_dllimport_lo, 1) = \
# rtdyld-check: stub_addr(COFF_Thumb.o/.text, __imp_ExitProcess)[15:0]
load_from_dllimport_hi:
movt r0, :upper16:__imp_ExitProcess
# (3) Check hi bits of stub address.
# rtdyld-check: decode_operand(load_from_dllimport_hi, 2) = \
# rtdyld-check: stub_addr(COFF_Thumb.o/.text, __imp_ExitProcess)[31:16]
ldr r1, [r0]
movs r0, #0
pop.w {r11, lr}
bx r1
.def main
.scl 2
.type 32
.endef
.globl main
.p2align 1
.code 16
.thumb_func
main:
push.w {r11, lr}
mov r11, sp
rel5:
# bl function @ IMAGE_REL_ARM_BLX23T
movs r0, #0
pop.w {r11, pc}
.section .rdata,"dr"
.global string
string:
.asciz "Hello World\n"
.data
.global relocations
relocations:
@ rel8:
.long function(imgrel) @ IMAGE_REL_ARM_ADDR32NB
# rtdyld-check: *{4}relocations = function - section_addr(COFF_Thumb.o, .text)
rel9:
.secidx __imp_ExitProcess @ IMAGE_REL_ARM_SECTION
# rtdyld-check: *{2}rel9 = 2
rel10:
.long relocations(secrel32) @ IMAGE_REL_ARM_SECREL
# rtdyld-check: *{4}rel10 = relocations - section_addr(COFF_Thumb.o, .data)
rel11:
.secrel32 relocations @ IMAGE_REL_ARM_SECREL
# rtdyld-check: *{4}rel11 = relocations - section_addr(COFF_Thumb.o, .data)
bx r0
trap
.data
.p2align 2
branch_to_thumb_func:
@ rel14: @ IMAGE_REL_ARM_MOV32T
movw r0, :lower16:function
# rtdyld-check: decode_operand(branch_to_thumb_func, 1) = (function&0x0000ffff|1)
movt r0, :upper16:function
# TODO rtdyld-check: decode_operand(branch_to_thumb_func, 1) = (function&0xffff0000>>16)
bx r0
trap
.data
.p2align 2
a_data_symbol:
.long 1073741822
.p2align 2
.text
ref_to_data_symbol_addr:
@ rel15: @ IMAGE_REL_ARM_MOV32T
movw r0, :lower16:a_data_symbol
# rtdyld-check: decode_operand(ref_to_data_symbol_addr, 1) = (a_data_symbol&0x0000ffff)
movt r0, :upper16:a_data_symbol
# TODO rtdyld-check: decode_operand(ref_to_data_symbol_addr, 1) = (a_data_symbol&0xffff0000>>16)