These assembly macros will be used as part of the SSE entry assembly code, export them in asm.h header. Signed-off-by: Clément Léger <cleger@xxxxxxxxxxxx> --- lib/riscv/asm/asm.h | 19 +++++++++++++++++++ riscv/cstart.S | 14 +------------- 2 files changed, 20 insertions(+), 13 deletions(-) create mode 100644 lib/riscv/asm/asm.h diff --git a/lib/riscv/asm/asm.h b/lib/riscv/asm/asm.h new file mode 100644 index 00000000..763b28e6 --- /dev/null +++ b/lib/riscv/asm/asm.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#ifndef _ASMRISCV_ASM_H_ +#define _ASMRISCV_ASM_H_ + +#if __riscv_xlen == 64 +#define __REG_SEL(a, b) a +#elif __riscv_xlen == 32 +#define __REG_SEL(a, b) b +#else +#error "Unexpected __riscv_xlen" +#endif + +#define REG_L __REG_SEL(ld, lw) +#define REG_S __REG_SEL(sd, sw) +#define SZREG __REG_SEL(8, 4) + +#define FP_SIZE 16 + +#endif /* _ASMRISCV_ASM_H_ */ diff --git a/riscv/cstart.S b/riscv/cstart.S index 10b5da57..d5d8ad25 100644 --- a/riscv/cstart.S +++ b/riscv/cstart.S @@ -4,22 +4,10 @@ * * Copyright (C) 2023, Ventana Micro Systems Inc., Andrew Jones <ajones@xxxxxxxxxxxxxxxx> */ +#include <asm/asm.h> #include <asm/asm-offsets.h> #include <asm/csr.h> -#if __riscv_xlen == 64 -#define __REG_SEL(a, b) a -#elif __riscv_xlen == 32 -#define __REG_SEL(a, b) b -#else -#error "Unexpected __riscv_xlen" -#endif - -#define REG_L __REG_SEL(ld, lw) -#define REG_S __REG_SEL(sd, sw) -#define SZREG __REG_SEL(8, 4) - -#define FP_SIZE 16 .macro push_fp, ra=ra addi sp, sp, -FP_SIZE -- 2.43.0
