# Test pre-v7 Thumb features for Thumb-only targets
#
# RUN: llvm-mc -triple=thumbv6m-linux-gnueabi -arm-add-build-attributes -filetype=obj -o %t_thumbv6m.o %s
# RUN: llvm-objdump -r %t_thumbv6m.o | FileCheck --check-prefix=CHECK-TYPE %s
# RUN: llvm-objdump --disassemble %t_thumbv6m.o | FileCheck --check-prefix=CHECK-INSTR %s
# RUN: llvm-jitlink -noexec -slab-address 0x76ff0000 -slab-allocate 10Kb \
# RUN: -slab-page-size 4096 -abs external_func=0x76bbe880 \
# RUN: -check %s %t_thumbv6m.o
#
# RUN: llvm-mc -triple=thumbv7m-linux-gnueabi -arm-add-build-attributes -filetype=obj -o %t_thumbv7m.o %s
# RUN: llvm-objdump -r %t_thumbv7m.o | FileCheck --check-prefix=CHECK-TYPE %s
# RUN: llvm-objdump --disassemble %t_thumbv7m.o | FileCheck --check-prefix=CHECK-INSTR %s
# RUN: llvm-jitlink -noexec -slab-address 0x76ff0000 -slab-allocate 10Kb \
# RUN: -slab-page-size 4096 -abs external_func=0x76bbe880 \
# RUN: -check %s %t_thumbv7m.o
#
# RUN: llvm-mc -triple=thumbv7-linux-gnueabi -arm-add-build-attributes -filetype=obj -o %t_thumbv7.o %s
# RUN: llvm-objdump -r %t_thumbv7.o | FileCheck --check-prefix=CHECK-TYPE %s
# RUN: llvm-objdump --disassemble %t_thumbv7.o | FileCheck --check-prefix=CHECK-INSTR %s
# RUN: llvm-jitlink -noexec -slab-address 0x76ff0000 -slab-allocate 10Kb \
# RUN: -slab-page-size 4096 -abs external_func=0x76bbe880 \
# RUN: -check %s %t_thumbv7.o
.text
.syntax unified
# CHECK-TYPE: {{[0-9a-f]+}} R_ARM_THM_CALL call_target_thumb
# CHECK-INSTR: <call_site>:
# CHECK-INSTR: f7ff fffe bl
# We decode the operand with index 2, because bl generates two leading implicit
# predicate operands that we have to skip in order to decode the call_target operand
# jitlink-check: decode_operand(call_site, 2) = call_target_thumb - next_pc(call_site)
.globl call_site
.type call_site,%function
.p2align 1
.code 16
.thumb_func
call_site:
bl call_target_thumb
.size call_site, .-call_site
.globl call_target_thumb
.type call_target_thumb,%function
.p2align 1
.code 16
.thumb_func
call_target_thumb:
bx lr
.size call_target_thumb, .-call_target_thumb
# Empty main function for jitlink to be happy
.globl main
.type main,%function
.p2align 1
.code 16
.thumb_func
main:
bx lr
.size main, .-main
Codebase Browser
llvm