diff options
Diffstat (limited to 'py/emitnative.c')
| -rw-r--r-- | py/emitnative.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/py/emitnative.c b/py/emitnative.c index 5a7e0ea341..2e18d26b4a 100644 --- a/py/emitnative.c +++ b/py/emitnative.c @@ -61,7 +61,8 @@ #if (MICROPY_EMIT_X64 && N_X64) \ || (MICROPY_EMIT_X86 && N_X86) \ || (MICROPY_EMIT_THUMB && N_THUMB) \ - || (MICROPY_EMIT_ARM && N_ARM) + || (MICROPY_EMIT_ARM && N_ARM) \ + || (MICROPY_EMIT_XTENSA && N_XTENSA) \ // this is defined so that the assembler exports generic assembler API macros #define GENERIC_ASM_API (1) @@ -139,6 +140,12 @@ STATIC byte mp_f_n_args[MP_F_NUMBER_OF] = { #include "py/asmarm.h" #define EXPORT_FUN(name) emit_native_arm_##name +#elif N_XTENSA + +// Xtensa specific stuff +#include "py/asmxtensa.h" +#define EXPORT_FUN(name) emit_native_xtensa_##name + #else #error unknown native emitter @@ -1965,6 +1972,21 @@ STATIC void emit_native_binary_op(emit_t *emit, mp_binary_op_t op) { ASM_ARM_CC_NE, }; asm_arm_setcc_reg(emit->as, REG_RET, ccs[op - MP_BINARY_OP_LESS]); + #elif N_XTENSA + static uint8_t ccs[6] = { + ASM_XTENSA_CC_LT, + 0x80 | ASM_XTENSA_CC_LT, // for GT we'll swap args + ASM_XTENSA_CC_EQ, + 0x80 | ASM_XTENSA_CC_GE, // for LE we'll swap args + ASM_XTENSA_CC_GE, + ASM_XTENSA_CC_NE, + }; + uint8_t cc = ccs[op - MP_BINARY_OP_LESS]; + if ((cc & 0x80) == 0) { + asm_xtensa_setcc_reg_reg_reg(emit->as, cc, REG_RET, REG_ARG_2, reg_rhs); + } else { + asm_xtensa_setcc_reg_reg_reg(emit->as, cc & ~0x80, REG_RET, reg_rhs, REG_ARG_2); + } #else #error not implemented #endif |