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Code Issues Releases Wiki Activity

Support MIPS 64bits for loongson 3A4000/3B3000. v5.0.34

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This commit is contained in:
winlin 2022-08-06 13:03:45 +08:00
parent aba6667357
commit 1589858cb0
16 changed files with 543 additions and 185 deletions
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68
trunk/3rdparty/st-srs/tools/porting/porting.c vendored
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@ -25,11 +25,23 @@ int main(int argc, char** argv)
// https://s3-eu-west-1.amazonaws.com/downloads-mips/documents/MD00565-2B-MIPS32-QRC-01.01.pdf
printf("__mips__: %d, __mips: %d, _MIPSEL: %d\n", __mips__, __mips, _MIPSEL);
#endif
#ifdef __mips64
printf("__mips64: %d\n", __mips64);
#endif
#ifdef __x86_64__
printf("__x86_64__: %d\n", __x86_64__);
#endif
#ifdef __loongarch__
printf("__loongarch__: %d, __loongarch64 :%d\n", __loongarch__, __loongarch64);
#ifdef __loongarch64
printf("__loongarch__: %d __loongarch64: %d\n", __loongarch__, __loongarch64);
#endif
#ifdef __riscv
printf("__riscv: %d\n", __riscv);
#endif
#ifdef __arm__
printf("__arm__: %d\n", __arm__);
#endif
#ifdef __aarch64__
printf("__aarch64__: %d\n", __aarch64__);
#endif
printf("\nCompiler specs:\n");
@ -71,7 +83,52 @@ int foo_return_one_arg1(int r0)
}
#ifdef __linux__
#ifdef __mips__
#if defined(__riscv) || defined(__arm__) || defined(__aarch64__)
void print_jmpbuf() {
}
#elif __mips64
void print_jmpbuf()
{
// https://en.wikipedia.org/wiki/MIPS_architecture#Calling_conventions
register void* ra asm("ra");
register void* gp asm("gp");
register void* sp asm("sp");
register void* fp asm("fp");
// $s0–$s7 $16–$23 saved temporaries
register void* s0 asm("s0");
register void* s1 asm("s1");
register void* s2 asm("s2");
register void* s3 asm("s3");
register void* s4 asm("s4");
register void* s5 asm("s5");
register void* s6 asm("s6");
register void* s7 asm("s7");
/*
typedef unsigned long long __jmp_buf[13];
typedef struct __jmp_buf_tag {
__jmp_buf __jmpbuf;
int __mask_was_saved;
__sigset_t __saved_mask;
} jmp_buf[1];
*/
jmp_buf ctx = {0};
int r0 = setjmp(ctx);
if (!r0) {
longjmp(ctx, 1);
}
printf("ra=%p, sp=%p, s0=%p, s1=%p, s2=%p, s3=%p, s4=%p, s5=%p, s6=%p, s7=%p, fp=%p, gp=%p\n",
ra, sp, s0, s1, s2, s3, s4, s5, s6, s7, fp, gp);
int nn_jb = sizeof(ctx[0].__jmpbuf);
printf("sizeof(jmp_buf)=%d (unsigned long long [%d])\n", nn_jb, nn_jb/8);
unsigned char* p = (unsigned char*)ctx[0].__jmpbuf;
print_buf(p, nn_jb);
}
#elif __mips__
void print_jmpbuf()
{
// https://en.wikipedia.org/wiki/MIPS_architecture#Calling_conventions
@ -112,7 +169,7 @@ void print_jmpbuf()
unsigned char* p = (unsigned char*)ctx[0].__jb;
print_buf(p, nn_jb);
}
#elif __loongarch__
#elif __loongarch64
void print_jmpbuf()
{
// https://github.com/ossrs/state-threads/issues/24#porting
@ -192,7 +249,8 @@ void print_buf(unsigned char* p, int nn_jb)
{
printf(" ");
for (int i = 0; i < nn_jb; i++) {
int i;
for (i = 0; i < nn_jb; i++) {
printf("0x%02x ", (unsigned char)p[i]);
int newline = ((i + 1) % sizeof(void*));