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gcov: Add coverage support for arc nsim platform

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* add toolchain abstraction for coverage
* add select HAS_COVERAGE_SUPPORT to kconfig
* port gcov linker code to CKake for arc
* give user permission to gcov bss section
* expand the size of iccm and dccm to 1M

Signed-off-by: Jingru Wang <jingru@synopsys.com>
This commit is contained in:
Jingru Wang 2020-07-16 15:55:18 +08:00 • committed by Anas Nashif
commit d1665d32f4
6 changed files with 20 additions and 7 deletions
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5
subsys/testsuite/coverage/coverage_ram.ld
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@ -64,10 +64,13 @@ __gcov_bss_size = __gcov_bss_end - __gcov_bss_start;
SECTION_PROLOGUE(_GCOV_BSS_SECTION_NAME, (NOLOAD),)
{
MPU_MIN_SIZE_ALIGN
. = ALIGN(4);
__gcov_bss_start = .;
*(".bss.__gcov0.*");
#ifdef CONFIG_USERSPACE
. = ALIGN(1 << LOG2CEIL(. - __gcov_bss_start));
#else
MPU_MIN_SIZE_ALIGN
#endif
__gcov_bss_end = .;
}GROUP_DATA_LINK_IN(RAMABLE_REGION, RAMABLE_REGION)