diff options
| author | Sergey Matyukevich <sergey.matyukevich@synopsys.com> | 2022-09-20 16:14:21 +0400 |
|---|---|---|
| committer | Waldemar Brodkorb <wbx@openadk.org> | 2022-09-27 12:01:23 +0200 |
| commit | de6be7bc60f190a0d746945a3a5a143bc93a1a65 (patch) | |
| tree | c0782171a037b778f09a8dd19b8cd170c88ce702 /libc/sysdeps/linux/arc/crt1.S | |
| parent | a7c587f5cd390f92970c2c4b5a538ac27ea3f119 (diff) | |
arc: add support for ARCv3 32-bit processors
New ARCv3 ISA includes both 64-bit and 32-bit CPU family.
This patch adds support for 32-bit ARCv3 HS5x processors.
Signed-off-by: Sergey Matyukevich <sergey.matyukevich@synopsys.com>
Signed-off-by: Pavel Kozlov <pavel.kozlov@synopsys.com>
Diffstat (limited to 'libc/sysdeps/linux/arc/crt1.S')
| -rw-r--r-- | libc/sysdeps/linux/arc/crt1.S | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libc/sysdeps/linux/arc/crt1.S b/libc/sysdeps/linux/arc/crt1.S index 70a06e058..ff36d252e 100644 --- a/libc/sysdeps/linux/arc/crt1.S +++ b/libc/sysdeps/linux/arc/crt1.S @@ -40,7 +40,9 @@ __start: ld_s r1, [sp] ; argc mov_s r5, r0 ; rltd_fini - add_s r2, sp, 4 ; argv + /* Use the universal 32-bit add instruction as 16-bit add_s was excluded from + ARCv3 ISA */ + add r2, sp, 4 ; argv #ifdef L_Scrt1 ld r0, [pcl, @main@gotpc] ld r3, [pcl, @_init@gotpc] |