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[libunwind] Make libunwind_get_registers test pass on morello/aarch64. #729

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Mar 21, 2024
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[libunwind] Make libunwind_get_registers test pass on morello/aarch64. #729

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30 changes: 30 additions & 0 deletions libunwind/test/libunwind_get_registers.pass.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -100,6 +100,36 @@ int main() {
: /* no outputs */ \
: [r14_value] "X"(expected_r14) /* inputs */ \
: "r14" /* clobbers */)
#elif defined(__aarch64__)
#ifdef __CHERI_PURE_CAPABILITY__
uintcap_t expected_c10 = 0x12345678;
uintcap_t expected_c11 = 0x87654321;
auto check_reg_values = [=](unw_context_t *context, unw_cursor_t *cursor) {
(void)context;
CHECK_REG(UNW_ARM64_C10, expected_c10);
CHECK_REG(UNW_ARM64_C11, expected_c11);
};
#define ASM_SETUP_CONTEXT() \
__asm__ volatile("mov c10, %0\n\t" \
"mov c11, %1" \
: \
: "r"(expected_c10), "r"(expected_c11) \
: "c10", "c11")
#else // __CHERI_PURE_CAPABILITY__
size_t expected_x10 = 0x12345678;
size_t expected_x11 = 0x87654321;
auto check_reg_values = [=](unw_context_t *context, unw_cursor_t *cursor) {
(void)context;
CHECK_REG(UNW_ARM64_X10, expected_x10);
CHECK_REG(UNW_ARM64_X11, expected_x11);
};
#define ASM_SETUP_CONTEXT() \
__asm__ volatile("mov x10, %0\n\t" \
"mov x11, %1" \
: \
: "r"(expected_x10), "r"(expected_x11) \
: "x10", "x11")
#endif // __CHERI_PURE_CAPABILITY__
#else
#warning "Test not implemented for this architecture"
auto check_reg_values = [](unw_context_t *context, unw_cursor_t *cursor) {
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