diff options
| author | Alessandro Gatti <a.gatti@frob.it> | 2024-06-08 11:00:08 +0200 |
|---|---|---|
| committer | Damien George <damien@micropython.org> | 2024-06-21 15:06:07 +1000 |
| commit | 8338f663523d675847b8c0b9b92977b76995de8f (patch) | |
| tree | 7058f782f01fd1a211a18c73456565f4f26f77aa /py/emitnative.c | |
| parent | 5a778ebc378d7a1bc9716177950c9e8ac000bb56 (diff) | |
py/asmrv32: Add RISC-V RV32IMC native code emitter.
This adds a native code generation backend for RISC-V RV32I CPUs, currently
limited to the I, M, and C instruction sets.
Signed-off-by: Alessandro Gatti <a.gatti@frob.it>
Diffstat (limited to 'py/emitnative.c')
| -rw-r--r-- | py/emitnative.c | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/py/emitnative.c b/py/emitnative.c index 0b84a2ec8..7557e4ba4 100644 --- a/py/emitnative.c +++ b/py/emitnative.c @@ -59,7 +59,7 @@ #endif // wrapper around everything in this file -#if N_X64 || N_X86 || N_THUMB || N_ARM || N_XTENSA || N_XTENSAWIN +#if N_X64 || N_X86 || N_THUMB || N_ARM || N_XTENSA || N_XTENSAWIN || N_RV32 // C stack layout for native functions: // 0: nlr_buf_t [optional] @@ -2522,6 +2522,36 @@ static void emit_native_binary_op(emit_t *emit, mp_binary_op_t op) { } else { asm_xtensa_setcc_reg_reg_reg(emit->as, cc & ~0x80, REG_RET, reg_rhs, REG_ARG_2); } + #elif N_RV32 + (void)op_idx; + switch (op) { + case MP_BINARY_OP_LESS: + asm_rv32_meta_comparison_lt(emit->as, REG_ARG_2, reg_rhs, REG_RET, vtype_lhs == VTYPE_UINT); + break; + + case MP_BINARY_OP_MORE: + asm_rv32_meta_comparison_lt(emit->as, reg_rhs, REG_ARG_2, REG_RET, vtype_lhs == VTYPE_UINT); + break; + + case MP_BINARY_OP_EQUAL: + asm_rv32_meta_comparison_eq(emit->as, REG_ARG_2, reg_rhs, REG_RET); + break; + + case MP_BINARY_OP_LESS_EQUAL: + asm_rv32_meta_comparison_le(emit->as, REG_ARG_2, reg_rhs, REG_RET, vtype_lhs == VTYPE_UINT); + break; + + case MP_BINARY_OP_MORE_EQUAL: + asm_rv32_meta_comparison_le(emit->as, reg_rhs, REG_ARG_2, REG_RET, vtype_lhs == VTYPE_UINT); + break; + + case MP_BINARY_OP_NOT_EQUAL: + asm_rv32_meta_comparison_ne(emit->as, reg_rhs, REG_ARG_2, REG_RET); + break; + + default: + break; + } #else #error not implemented #endif |