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Refactored type hword -> hword_t

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This commit is contained in:
Aryadev Chavali
2024-04-25 10:59:45 +05:30
parent 1dfdbb3cd0
commit 9c0125542e
4 changed files with 23 additions and 23 deletions
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16
lib/base.c
View File

@@ -16,7 +16,7 @@
union hword_pun union hword_pun
{ {
hword h; hword_t h;
byte_t bytes[HWORD_SIZE]; byte_t bytes[HWORD_SIZE];
}; };
@@ -26,7 +26,7 @@ union word_pun
byte_t bytes[WORD_SIZE]; byte_t bytes[WORD_SIZE];
}; };
hword hword_htobc(hword w) hword_t hword_htobc(hword_t w)
{ {
#if __LITTLE_ENDIAN__ #if __LITTLE_ENDIAN__
return w; return w;
@@ -39,7 +39,7 @@ hword hword_htobc(hword w)
#endif #endif
} }
hword hword_bctoh(hword w) hword_t hword_bctoh(hword_t w)
{ {
#if __LITTLE_ENDIAN__ #if __LITTLE_ENDIAN__
return w; return w;
@@ -78,17 +78,17 @@ word word_bctoh(word w)
#endif #endif
} }
hword convert_bytes_to_hword(byte_t *bytes) hword_t convert_bytes_to_hword(byte_t *bytes)
{ {
hword be_h = 0; hword_t be_h = 0;
memcpy(&be_h, bytes, HWORD_SIZE); memcpy(&be_h, bytes, HWORD_SIZE);
hword h = hword_bctoh(be_h); hword_t h = hword_bctoh(be_h);
return h; return h;
} }
void convert_hword_to_bytes(hword w, byte_t *bytes) void convert_hword_to_bytes(hword_t w, byte_t *bytes)
{ {
hword be_h = hword_htobc(w); hword_t be_h = hword_htobc(w);
memcpy(bytes, &be_h, HWORD_SIZE); memcpy(bytes, &be_h, HWORD_SIZE);
} }

18
lib/base.h
View File

@@ -44,14 +44,14 @@ typedef float f32;
typedef double f64; typedef double f64;
typedef u8 byte_t; typedef u8 byte_t;
typedef i8 s_byte; typedef i8 char8_t;
typedef u32 hword; typedef u32 hword_t;
typedef i32 s_hword; typedef i32 s_hword;
typedef u64 word; typedef u64 word;
typedef i64 s_word; typedef i64 s_word;
/* Macros for the sizes of common base data types. */ /* Macros for the sizes of common base data types. */
#define HWORD_SIZE sizeof(hword) #define HWORD_SIZE sizeof(hword_t)
#define SHWORD_SIZE sizeof(s_hword) #define SHWORD_SIZE sizeof(s_hword)
#define WORD_SIZE sizeof(word) #define WORD_SIZE sizeof(word)
#define SWORD_SIZE sizeof(s_word) #define SWORD_SIZE sizeof(s_word)
@@ -61,8 +61,8 @@ typedef i64 s_word;
typedef union typedef union
{ {
byte_t as_byte; byte_t as_byte;
s_byte as_char; char8_t as_char;
hword as_hword; hword_t as_hword;
s_hword as_int; s_hword as_int;
word as_word; word as_word;
s_word as_long; s_word as_long;
@@ -105,14 +105,14 @@ typedef enum
* format (big endian) and that they are at least HWORD_SIZE in * format (big endian) and that they are at least HWORD_SIZE in
* size. * size.
*/ */
hword convert_bytes_to_hword(byte_t *buffer); hword_t convert_bytes_to_hword(byte_t *buffer);
/** Convert a half word into a VM byte code format bytes (big endian) /** Convert a half word into a VM byte code format bytes (big endian)
* @param h: Half word to convert * @param h: Half word to convert
* @param buffer: Buffer to store into. We assume the buffer has at * @param buffer: Buffer to store into. We assume the buffer has at
* least HWORD_SIZE space. * least HWORD_SIZE space.
*/ */
void convert_hword_to_bytes(hword h, byte_t *buffer); void convert_hword_to_bytes(hword_t h, byte_t *buffer);
/** Convert a buffer of bytes to a word /** Convert a buffer of bytes to a word
* We assume the buffer of bytes are in virtual machine byte code * We assume the buffer of bytes are in virtual machine byte code
@@ -130,12 +130,12 @@ void convert_word_to_bytes(word w, byte_t *buffer);
/** Convert a half word into bytecode format (little endian) /** Convert a half word into bytecode format (little endian)
*/ */
hword hword_htobc(hword); hword_t hword_htobc(hword_t);
/** Convert a half word in bytecode format (little endian) to host /** Convert a half word in bytecode format (little endian) to host
* format * format
*/ */
hword hword_bctoh(hword); hword_t hword_bctoh(hword_t);
/** Convert a word into bytecode format (little endian) /** Convert a word into bytecode format (little endian)
*/ */

2
lib/inst.c
View File

@@ -362,7 +362,7 @@ data_t read_type_from_darr(darr_t *darr, data_type_t type)
if (darr->used + HWORD_SIZE > darr->available) if (darr->used + HWORD_SIZE > darr->available)
// TODO: Error (darr has no space left) // TODO: Error (darr has no space left)
return DWORD(0); return DWORD(0);
hword u = convert_bytes_to_hword(darr->data + darr->used); hword_t u = convert_bytes_to_hword(darr->data + darr->used);
darr->used += HWORD_SIZE; darr->used += HWORD_SIZE;
return DHWORD(u); return DHWORD(u);
break; break;

8
vm/runtime.c
View File

@@ -388,7 +388,7 @@ err_t vm_push_hword_register(vm_t *vm, word reg)
if (reg > (vm->registers.used / HWORD_SIZE)) if (reg > (vm->registers.used / HWORD_SIZE))
return ERR_INVALID_REGISTER_HWORD; return ERR_INVALID_REGISTER_HWORD;
// Interpret the bytes at point reg * HWORD_SIZE as an hword // Interpret the bytes at point reg * HWORD_SIZE as an hword
hword hw = *(hword *)(vm->registers.data + (reg * HWORD_SIZE)); hword_t hw = *(hword_t *)(vm->registers.data + (reg * HWORD_SIZE));
return vm_push_hword(vm, DHWORD(hw)); return vm_push_hword(vm, DHWORD(hw));
} }
@@ -435,7 +435,7 @@ err_t vm_mov_hword(vm_t *vm, word reg)
if (err) if (err)
return err; return err;
// Here we treat vm->registers as a set of hwords // Here we treat vm->registers as a set of hwords
hword *hword_ptr = (hword *)(vm->registers.data + (reg * HWORD_SIZE)); hword_t *hword_ptr = (hword_t *)(vm->registers.data + (reg * HWORD_SIZE));
*hword_ptr = ret.as_hword; *hword_ptr = ret.as_hword;
return ERR_OK; return ERR_OK;
} }
@@ -544,7 +544,7 @@ err_t vm_mset_hword(vm_t *vm, word nth)
page_t *page = (page_t *)ptr.as_word; page_t *page = (page_t *)ptr.as_word;
if (nth >= (page->available / HWORD_SIZE)) if (nth >= (page->available / HWORD_SIZE))
return ERR_OUT_OF_BOUNDS; return ERR_OUT_OF_BOUNDS;
((hword *)page->data)[nth] = byte.as_hword; ((hword_t *)page->data)[nth] = byte.as_hword;
return ERR_OK; return ERR_OK;
} }
@@ -592,7 +592,7 @@ err_t vm_mget_hword(vm_t *vm, word n)
page_t *page = (page_t *)ptr.as_word; page_t *page = (page_t *)ptr.as_word;
if (n >= (page->available / HWORD_SIZE)) if (n >= (page->available / HWORD_SIZE))
return ERR_OUT_OF_BOUNDS; return ERR_OUT_OF_BOUNDS;
return vm_push_hword(vm, DHWORD(((hword *)page->data)[n])); return vm_push_hword(vm, DHWORD(((hword_t *)page->data)[n]));
} }
err_t vm_mget_word(vm_t *vm, word n) err_t vm_mget_word(vm_t *vm, word n)