arm: Remove pacbti in cortex-m85

Minimal support gcc for cortex-m85 only Temporary remove pacbti in cortex-m85 Signed-off-by: Thao Luong <thao.luong.uw@renesas.com>
zephyrproject-rtos · Apr 1, 2024 · d1b1cc5 · d1b1cc5
1 parent 5760a6a
commit d1b1cc5
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diff --git a/gcc/config/arm/arm-cpus.in b/gcc/config/arm/arm-cpus.in
@@ -1641,8 +1641,7 @@ end cpu cortex-m55
 begin cpu cortex-m85
  cname cortexm85
  tune flags LDSCHED
- architecture armv8.1-m.main+pacbti+mve.fp+fp.dp
- option nopacbti remove pacbti
+ architecture armv8.1-m.main+mve.fp+fp.dp
  option nomve.fp remove mve_float
  option nomve remove mve mve_float
  option nofp remove ALL_FP mve_float

diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
@@ -21246,9 +21246,6 @@ The following extension options are common to the listed CPUs:
 @item +nodsp
 Disable the DSP instructions on @samp{cortex-m33}, @samp{cortex-m35p} and @samp{cortex-m85}. Also disable the M-Profile Vector Extension (MVE) integer and single precision floating-point instructions on @samp{cortex-m85}.
 
-@item +nopacbti
-Disable the Pointer Authentication and Branch Target Identification Extension
-on @samp{cortex-m85}.
 @item +nomve
 Disable the M-Profile Vector Extension (MVE) integer and single precision
 floating-point instructions on @samp{cortex-m85}.