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Merge pull request #11790 from s-hadinger/fix_esp32c3_crash_ext_snprintf

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Fix crash on Risc-V ESP32 C3
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Theo Arends 2021-04-19 12:27:54 +02:00 committed by GitHub
commit 46b680c24f
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1 changed files with 7 additions and 6 deletions
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13
lib/default/Ext-printf/src/ext_printf.cpp
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@ -126,18 +126,19 @@ void * __va_cur_ptr4(va_list &va) {
// >>> Reading a_ptr=0x3FFFFD70 *a_ptr=6
// >>> Reading a_ptr=0x3FFFFD74 *a_ptr=7
// >>> Reading a_ptr=0x3FFFFD78 *a_ptr=8
#elif CONFIG_IDF_TARGET_ESP32C3 // ESP32-C3 RISC_V
#elif defined(__riscv)
// #define __va_argsiz_tas(t) (((sizeof(t) + sizeof(int) - 1) / sizeof(int)) * sizeof(int))
#define va_cur_ptr4(va,T) ( (T*) __va_cur_ptr4(va) )
void * __va_cur_ptr4(va_list &va) {
uintptr_t * va_ptr = (uintptr_t*) &va;
void * cur_ptr = (void*) *va_ptr;
*va_ptr += 4;
return cur_ptr;
int32_t * cur_ptr = (int32_t*) *va_ptr;
return (void*) (cur_ptr - 1);
}
#else // __XTENSA__, __RISCV__
#else // __XTENSA__, __riscv
#error "ext_printf is not suppoerted on this platform"
#endif // __XTENSA__, __RISCV__
#endif // __XTENSA__, __riscv
/*********************************************************************************************\
* Genral function to convert u64 to hex