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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-06-22 11:14:07 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-06-27 08:58:18 +0200 |
| commit | b0ee7894d703cb64742bafc3b1ba1987e423f432 (patch) | |
| tree | 6326556d892b920eafdb51e063bdf021a05f8cf7 | |
| parent | riscv: Format assembler files (diff) | |
| download | rtems-b0ee7894d703cb64742bafc3b1ba1987e423f432.tar.bz2 | |
bsp/riscv: Use memset() to clear .bss
Update #3433.
| -rw-r--r-- | bsps/riscv/riscv/start/start.S | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/bsps/riscv/riscv/start/start.S b/bsps/riscv/riscv/start/start.S index 3fd68f1c75..3674a4bdb5 100644 --- a/bsps/riscv/riscv/start/start.S +++ b/bsps/riscv/riscv/start/start.S @@ -52,16 +52,11 @@ SYM(_start): /* load stack and frame pointers */ la sp, _Configuration_Interrupt_stack_area_end - /* Clearing .bss */ - la t0, bsp_section_bss_begin - la t1, bsp_section_bss_end - -_loop_clear_bss: - bge t0, t1, _end_clear_bss - SREG x0, 0(t0) - addi t0, t0, CPU_SIZEOF_POINTER - j _loop_clear_bss -_end_clear_bss: + /* Clear .bss */ + la a0, bsp_section_bss_begin + li a1, 0 + la a2, bsp_section_bss_size + call memset /* Init FPU unit if it's there */ li t0, MSTATUS_FS |