Changeset 3785b39 in mainline

Timestamp:

2023-08-04T13:20:03Z (19 months ago)

Author:

Vojtech Horky <vojtech.horky@…>

Branches:

ticket/834-toolchain-update

Children:

dd0e909

Parents:

24cf6694

Message:

arm32: compile kernel with general registers only

File:

• meson/arch/arm32/meson.build (modified) (1 diff)

meson/arch/arm32/meson.build

@@ -45 +45 @@
         # This is necessary for kernel too, to allow vmsr insn and fpexc manipulation.
         # Use vfp32 to allow context save/restore of d16-d31 regs.
-        # Need to use softfp because our libgcc.a uses it too
-        arch_uspace_c_args += [ '-mfloat-abi=softfp' ]
+        # Need to use soft because our libgcc.a uses it too
+        arch_uspace_c_args += [ '-mfloat-abi=soft' ]
 endif
 
 arch_kernel_c_args = arch_uspace_c_args + [ '-mno-unaligned-access', '-mfpu=vfpv3' ]
+arch_kernel_c_args += cc.get_supported_arguments(['-mgeneral-regs-only' ])
 arch_kernel_link_args = [ '-nostdlib', '-Wl,-z,max-page-size=0x1000' ]
 arch_uspace_link_args = [ '-nostdlib', '-lgcc', '-Wl,-z,max-page-size=0x1000' ]