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mpy-cross: Add RISC-V RV64IMC support in MPY files.

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MPY files can now hold data to be run on RV64IMC.  This can be
accomplished by passing the `-march=rv64imc` flag to mpy-cross.

Signed-off-by: Alessandro Gatti <a.gatti@frob.it>
This commit is contained in:
Alessandro Gatti
2024-09-29 17:40:17 +02:00
committed by Damien George
parent ec1bfcfbb7
commit 1b92bda5b8
6 changed files with 16 additions and 4 deletions
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9
mpy-cross/main.c
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@@ -130,7 +130,8 @@ static int usage(char **argv) {
"Target specific options:\n"
"-msmall-int-bits=number : set the maximum bits used to encode a small-int\n"
"-march=<arch> : set architecture for native emitter;\n"
" x86, x64, armv6, armv6m, armv7m, armv7em, armv7emsp, armv7emdp, xtensa, xtensawin, rv32imc, host, debug\n"
" x86, x64, armv6, armv6m, armv7m, armv7em, armv7emsp,\n"
" armv7emdp, xtensa, xtensawin, rv32imc, rv64imc, host, debug\n"
"\n"
"Implementation specific options:\n", argv[0]
);
@@ -316,6 +317,9 @@ MP_NOINLINE int main_(int argc, char **argv) {
} else if (strcmp(arch, "rv32imc") == 0) {
mp_dynamic_compiler.native_arch = MP_NATIVE_ARCH_RV32IMC;
mp_dynamic_compiler.nlr_buf_num_regs = MICROPY_NLR_NUM_REGS_RV32I;
} else if (strcmp(arch, "rv64imc") == 0) {
mp_dynamic_compiler.native_arch = MP_NATIVE_ARCH_RV64IMC;
mp_dynamic_compiler.nlr_buf_num_regs = MICROPY_NLR_NUM_REGS_RV64I;
} else if (strcmp(arch, "debug") == 0) {
mp_dynamic_compiler.native_arch = MP_NATIVE_ARCH_DEBUG;
mp_dynamic_compiler.nlr_buf_num_regs = 0;
@@ -329,6 +333,9 @@ MP_NOINLINE int main_(int argc, char **argv) {
#elif defined(__arm__) && !defined(__thumb2__)
mp_dynamic_compiler.native_arch = MP_NATIVE_ARCH_ARMV6;
mp_dynamic_compiler.nlr_buf_num_regs = MICROPY_NLR_NUM_REGS_ARM_THUMB_FP;
#elif defined(__riscv) && (__riscv_xlen == 64)
mp_dynamic_compiler.native_arch = MP_NATIVE_ARCH_RV64IMC;
mp_dynamic_compiler.nlr_buf_num_regs = MICROPY_NLR_NUM_REGS_RV64I;
#else
mp_printf(&mp_stderr_print, "unable to determine host architecture for -march=host\n");
exit(1);

1
mpy-cross/mpy_cross/__init__.py
View File

@@ -43,6 +43,7 @@ NATIVE_ARCHS = {
"NATIVE_ARCH_XTENSA": "xtensa",
"NATIVE_ARCH_XTENSAWIN": "xtensawin",
"NATIVE_ARCH_RV32IMC": "rv32imc",
"NATIVE_ARCH_RV64IMC": "rv64imc",
}
globals().update(NATIVE_ARCHS)