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selftests/sgx: Remove redundant enclave base address save/restore

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Remove redundant push/pop pair that stores and restores the enclave base
address in the test enclave, as it is never used after the pop and can
anyway be easily retrieved via the __encl_base symbol.

Signed-off-by: Jo Van Bulck <jo.vanbulck@cs.kuleuven.be>
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
Acked-by: Kai Huang <kai.huang@intel.com>
Link: https://lore.kernel.org/all/20231005153854.25566-7-jo.vanbulck%40cs.kuleuven.be
This commit is contained in:
Jo Van Bulck
2023-12-08 10:05:27 -08:00
committed by Dave Hansen
parent 304b259e63
commit 4f812df8f3
1 changed files with 0 additions and 3 deletions
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tools/testing/selftests/sgx/test_encl_bootstrap.S
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@@ -55,12 +55,9 @@ encl_entry_core:
push %rax
push %rcx # push the address after EENTER
push %rbx # push the enclave base address
call encl_body
pop %rbx # pop the enclave base address
/* Clear volatile GPRs, except RAX (EEXIT function). */
xor %rcx, %rcx
xor %rdx, %rdx