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cgen: support closures on riscv (#15898)

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spaceface 2022-09-28 09:34:26 +02:00 committed by GitHub
parent bdf4c679da
commit b85a535bcd
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1 changed files with 32 additions and 3 deletions
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35
vlib/v/gen/c/cheaders.v
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@ -91,7 +91,6 @@ static char __CLOSURE_GET_DATA_BYTES[] = {
0x66, 0x4C, 0x0F, 0x7E, 0xF8, // movq rax, xmm15 0x66, 0x4C, 0x0F, 0x7E, 0xF8, // movq rax, xmm15
0xC3 // ret 0xC3 // ret
}; };
#define __CLOSURE_DATA_OFFSET 0x400C
#elif defined(__V_x86) #elif defined(__V_x86)
static char __closure_thunk[] = { static char __closure_thunk[] = {
0xe8, 0x00, 0x00, 0x00, 0x00, // call here 0xe8, 0x00, 0x00, 0x00, 0x00, // call here
@ -107,7 +106,6 @@ static char __CLOSURE_GET_DATA_BYTES[] = {
0xc3 // ret 0xc3 // ret
}; };
#define __CLOSURE_DATA_OFFSET 0x4012
#elif defined(__V_arm64) #elif defined(__V_arm64)
static char __closure_thunk[] = { static char __closure_thunk[] = {
0x11, 0x00, 0xFE, 0x58, // ldr x17, userdata 0x11, 0x00, 0xFE, 0x58, // ldr x17, userdata
@ -132,7 +130,26 @@ static char __CLOSURE_GET_DATA_BYTES[] = {
0x04, 0x00, 0x10, 0xE5, 0x04, 0x00, 0x10, 0xE5,
0x1E, 0xFF, 0x2F, 0xE1 0x1E, 0xFF, 0x2F, 0xE1
}; };
#define __CLOSURE_DATA_OFFSET 0xFFC #elif defined (__V_rv64)
static char __closure_thunk[] = {
0x97, 0xCF, 0xFF, 0xFF, // auipc t6, 0xffffc
0x03, 0xBF, 0x8F, 0x00, // ld t5, 8(t6)
0x67, 0x00, 0x0F, 0x00 // jr t5
};
static char __CLOSURE_GET_DATA_BYTES[] = {
0x03, 0xb5, 0x0f, 0x00, // ld a0, 0(t6)
0x67, 0x80, 0x00, 0x00 // ret
};
#elif defined (__V_rv32)
static char __closure_thunk[] = {
0x97, 0xCF, 0xFF, 0xFF, // auipc t6, 0xffffc
0x03, 0xAF, 0x4F, 0x00, // lw t5, 4(t6)
0x67, 0x00, 0x0F, 0x00 // jr t5
};
static char __CLOSURE_GET_DATA_BYTES[] = {
0x03, 0xA5, 0x0F, 0x00, // lw a0, 0(t6)
0x67, 0x80, 0x00, 0x00 // ret
};
#endif #endif
static void*(*__CLOSURE_GET_DATA)(void) = 0; static void*(*__CLOSURE_GET_DATA)(void) = 0;
@ -264,6 +281,18 @@ const c_common_macros = '
#define __V_architecture 3 #define __V_architecture 3
#endif #endif
#if defined(__riscv) && __riscv_xlen == 64
#define __V_rv64 1
#undef __V_architecture
#define __V_architecture 4
#endif
#if defined(__riscv) && __riscv_xlen == 32
#define __V_rv32 1
#undef __V_architecture
#define __V_architecture 5
#endif
#if defined(__i386__) || defined(_M_IX86) #if defined(__i386__) || defined(_M_IX86)
#define __V_x86 1 #define __V_x86 1
#undef __V_architecture #undef __V_architecture