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v: add initial support for loongarch64 (#24343)

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Mike 2025-04-28 04:43:19 +03:00 committed by GitHub
parent f4316bb7ec
commit 5fb27ac35a
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2 changed files with 21 additions and 1 deletions
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19
vlib/v/gen/c/cheaders.v
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@ -171,6 +171,17 @@ static char __CLOSURE_GET_DATA_BYTES[] = {
0x66, 0x00, 0xc3, 0x7d, // mfvsrd %r3, %f14
0x20, 0x00, 0x80, 0x4e, // blr
};
#elif defined (__V_loongarch64)
static char __closure_thunk[] = {
0x92, 0xFF, 0xFF, 0x1D, // pcaddu12i t6, -4
0x48, 0x02, 0x80, 0x2B, // fld.d f8, t6, 0
0x51, 0x22, 0xC0, 0x28, // ld.d t5, t6, 8
0x20, 0x02, 0x00, 0x4C, // jr t5
};
static char __CLOSURE_GET_DATA_BYTES[] = {
0x04, 0xB9, 0x14, 0x01, // movfr2gr.d a0, f8
0x20, 0x00, 0x00, 0x4C, // ret
};
#endif
static void*(*__CLOSURE_GET_DATA)(void) = 0;
@ -357,6 +368,12 @@ const c_common_macros = '
#define __V_architecture 8
#endif
#if defined(__loongarch64)
#define __V_loongarch64 1
#undef __V_architecture
#define __V_architecture 9
#endif
// Using just __GNUC__ for detecting gcc, is not reliable because other compilers define it too:
#ifdef __GNUC__
#define __V_GCC__
@ -714,7 +731,7 @@ static void* g_live_info = NULL;
const c_builtin_types = '
//================================== builtin types ================================*/
#if defined(__x86_64__) || defined(_M_AMD64) || defined(__aarch64__) || defined(__arm64__) || defined(_M_ARM64) || (defined(__riscv_xlen) && __riscv_xlen == 64) || defined(__s390x__) || (defined(__powerpc64__) && defined(__LITTLE_ENDIAN__))
#if defined(__x86_64__) || defined(_M_AMD64) || defined(__aarch64__) || defined(__arm64__) || defined(_M_ARM64) || (defined(__riscv_xlen) && __riscv_xlen == 64) || defined(__s390x__) || (defined(__powerpc64__) && defined(__LITTLE_ENDIAN__)) || defined(__loongarch64)
typedef int64_t vint_t;
#else
typedef int32_t vint_t;

3
vlib/v/gen/c/comptime.v
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@ -1302,6 +1302,9 @@ fn (mut g Gen) comptime_if_to_ifdef(name string, is_comptime_option bool) !strin
'ppc64le' {
return '__V_ppc64le'
}
'loongarch64' {
return '__V_loongarch64'
}
// bitness:
'x64' {
return 'TARGET_IS_64BIT'