SPM: Remove unnecessary register save
Since commit 01fc1c24b9a0 ("BL31: Use helper function to save registers
in SMC handler") all the general-purpose registers are saved when
entering EL3. It isn't needed to save them here.
Change-Id: Ic540a5441b89b70888da587ab8fc3b2508cef8cc
Signed-off-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>
diff --git a/services/std_svc/spm/sprt.c b/services/std_svc/spm/sprt.c
index 8aa2a88..20ad2af 100644
--- a/services/std_svc/spm/sprt.c
+++ b/services/std_svc/spm/sprt.c
@@ -178,14 +178,6 @@
SMC_RET1(handle, SPRT_VERSION_COMPILED);
case SPRT_PUT_RESPONSE_AARCH64:
- /*
- * Registers x1-x3 aren't saved by default to the context,
- * but they are needed after spm_sp_synchronous_exit() because
- * they hold return values.
- */
- SMC_SET_GP(handle, CTX_GPREG_X1, x1);
- SMC_SET_GP(handle, CTX_GPREG_X2, x2);
- SMC_SET_GP(handle, CTX_GPREG_X3, x3);
spm_sp_synchronous_exit(SPRT_PUT_RESPONSE_AARCH64);
case SPRT_YIELD_AARCH64: