69 lines
2.4 KiB
ArmAsm
69 lines
2.4 KiB
ArmAsm
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// REQUIRES: arm
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/// Create a secure app and import library using CMSE.
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/// Create a non-secure app that refers symbols in the import library.
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// RUN: rm -rf %t && split-file %s %t && cd %t
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// RUN: llvm-mc -arm-add-build-attributes -filetype=obj --triple=thumbv8m.main cmse-implib.s -o implib.o -I%S/Inputs/
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// RUN: llvm-mc -arm-add-build-attributes -filetype=obj --triple=thumbv8m.main cmse-secure-app.s -o secureapp.o
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// RUN: llvm-mc -arm-add-build-attributes -filetype=obj --triple=thumbv8m.main cmse-non-secure-app.s -o nonsecureapp.o
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/// Create the secure app and import library.
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// RUN: ld.lld -e secure_entry --section-start .gnu.sgstubs=0x20000 --cmse-implib implib.o secureapp.o --out-implib=implib.lib -o secureapp
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/// Link the non-secure app against the import library.
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// RUN: ld.lld -e nonsecure_entry -Ttext=0x8000 implib.lib nonsecureapp.o -o nonsecureapp
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// RUN: llvm-readelf -s implib.lib | FileCheck %s
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// RUN: llvm-objdump -d --no-show-raw-insn secureapp | FileCheck %s --check-prefixes=SECUREDISS
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// RUN: llvm-objdump -d --no-show-raw-insn nonsecureapp | FileCheck %s --check-prefixes=NONSECUREDISS
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// SECUREDISS-LABEL: <entry>:
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// SECUREDISS-NEXT: 20000: sg
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// SECUREDISS-NEXT: b.w {{.*}} <__acle_se_entry>
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// SECUREDISS-LABEL: <__acle_se_entry>:
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// SECUREDISS-NEXT: 20008: nop
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// SECUREDISS-LABEL: <secure_entry>:
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// SECUREDISS-NEXT: 2000c: bl {{.*}} <__acle_se_entry>
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// SECUREDISS-NEXT: bx lr
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// NONSECUREDISS-LABEL: <nonsecure_entry>:
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// NONSECUREDISS-NEXT: 8000: push {r0, lr}
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// NONSECUREDISS-NEXT: bl 0x20000
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// NONSECUREDISS-NEXT: pop.w {r0, lr}
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// NONSECUREDISS-NEXT: bx lr
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// CHECK: Symbol table '.symtab' contains 2 entries:
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// CHECK-NEXT: Num: Value Size Type Bind Vis Ndx Name
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// CHECK-NEXT: 0: 00000000 0 NOTYPE LOCAL DEFAULT UND
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// CHECK-NEXT: 1: 00020001 8 FUNC GLOBAL DEFAULT ABS entry
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//--- cmse-implib.s
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.include "arm-cmse-macros.s"
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.syntax unified
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.text
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cmse_veneer entry, function, global, function, global
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//--- cmse-secure-app.s
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.align 2
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// Main entry point.
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.global secure_entry
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.thumb_func
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secure_entry:
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bl entry
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bx lr
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.size secure_entry, .-secure_entry
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//--- cmse-non-secure-app.s
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.align 2
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.global nonsecure_entry
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.thumb
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.thumb_func
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.type nonsecure_entry, %function
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nonsecure_entry:
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push {r0,lr}
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bl entry
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pop {r0,lr}
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bx lr
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.size nonsecure_entry, .-nonsecure_entry
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