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cpu/msp430: implement get_caller_pc

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This "implements" the `get_caller_pc()` function by simply wiring up
compiler intrinsics.
This commit is contained in:
Marian Buschsieweke 2024-04-19 21:21:32 +02:00
parent ad9d50163e
commit f01fb53529
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GPG Key ID: 77AA882EC78084E6
1 changed files with 3 additions and 6 deletions
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9
cpu/msp430/include/cpu.h
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@ -20,14 +20,12 @@
#ifndef CPU_H #ifndef CPU_H
#define CPU_H #define CPU_H
#include <stdio.h> #include <stdint.h>
#include <msp430.h> #include <msp430.h>
#include "board.h"
#include "sched.h" #include "sched.h"
#include "thread.h" #include "thread.h"
#include "cpu_conf.h"
#ifdef __cplusplus #ifdef __cplusplus
extern "C" { extern "C" {
@ -118,12 +116,11 @@ static inline void __attribute__((always_inline)) __exit_isr(void)
/** /**
* @brief Returns the last instruction's address * @brief Returns the last instruction's address
*
* @todo: Not supported
*/ */
__attribute__((always_inline))
static inline uintptr_t cpu_get_caller_pc(void) static inline uintptr_t cpu_get_caller_pc(void)
{ {
return 0; return (uintptr_t)__builtin_return_address(0);
} }
#ifdef __cplusplus #ifdef __cplusplus