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| author | Kito Cheng <kito.cheng@sifive.com> | 2023-08-30 15:10:44 +0800 |
|---|---|---|
| committer | Kito Cheng <kito.cheng@sifive.com> | 2023-09-05 20:12:22 +0800 |
| commit | fba0f47e4617e164716d3bce587fc6948088e225 (patch) | |
| tree | 5eff3b93d049ae5555ddfad648c0bd8690596efc /gcc | |
| parent | a7b048c0f42198a0f8d4244f1bd25211cf48383f (diff) | |
| download | gcc-fba0f47e4617e164716d3bce587fc6948088e225.zip gcc-fba0f47e4617e164716d3bce587fc6948088e225.tar.gz gcc-fba0f47e4617e164716d3bce587fc6948088e225.tar.bz2 | |
RISC-V: Emit .note.GNU-stack for non-linux target as well
We only emit that on linux target before, that not problem before,
however Qemu has fix a bug to make qemu user mode honor PT_GNU_STACK[1],
that will cause problem when we test baremetal with qemu.
So the straightforward is enable that as well for non-linux toolchian,
the price is that will increase few bytes for each binary.
[1] https://github.com/qemu/qemu/commit/872f3d046f2381e3f416519e82df96bd60818311
gcc/ChangeLog:
* config/riscv/linux.h (TARGET_ASM_FILE_END): Move ...
* config/riscv/riscv.cc (TARGET_ASM_FILE_END): to here.
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/config/riscv/linux.h | 2 | ||||
| -rw-r--r-- | gcc/config/riscv/riscv.cc | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/gcc/config/riscv/linux.h b/gcc/config/riscv/linux.h index 3e625e0..7323ff3 100644 --- a/gcc/config/riscv/linux.h +++ b/gcc/config/riscv/linux.h @@ -59,8 +59,6 @@ along with GCC; see the file COPYING3. If not see -dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \ %{static:-static}}" -#define TARGET_ASM_FILE_END file_end_indicate_exec_stack - #define STARTFILE_PREFIX_SPEC \ "/lib" XLEN_SPEC "/" ABI_SPEC "/ " \ "/usr/lib" XLEN_SPEC "/" ABI_SPEC "/ " \ diff --git a/gcc/config/riscv/riscv.cc b/gcc/config/riscv/riscv.cc index 8d8f7b4..2db9c81 100644 --- a/gcc/config/riscv/riscv.cc +++ b/gcc/config/riscv/riscv.cc @@ -9109,6 +9109,8 @@ riscv_vectorize_create_costs (vec_info *vinfo, bool costing_for_scalar) #define TARGET_ASM_FILE_START riscv_file_start #undef TARGET_ASM_FILE_START_FILE_DIRECTIVE #define TARGET_ASM_FILE_START_FILE_DIRECTIVE true +#undef TARGET_ASM_FILE_END +#define TARGET_ASM_FILE_END file_end_indicate_exec_stack #undef TARGET_EXPAND_BUILTIN_VA_START #define TARGET_EXPAND_BUILTIN_VA_START riscv_va_start |