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Expansion code again for x86_64-gen

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This commit is contained in:
jiang
2014-05-01 01:48:50 +08:00
parent 2b2e7f85d7
commit 9e3713facd
3 changed files with 129 additions and 201 deletions
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12
tcc.h
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@ -39,6 +39,7 @@
#include <fcntl.h>
#include <setjmp.h>
#include <time.h>
#include <assert.h>
#ifdef CONFIG_TCCASSERT
#include <assert.h>
@ -358,8 +359,8 @@ typedef union CValue {
/* value on stack */
typedef struct SValue {
CType type; /* type */
unsigned short r; /* register + flags */
unsigned short r2; /* second register, used for 'long long'
unsigned int r; /* register + flags */
unsigned int r2; /* second register, used for 'long long'
type. If not used, set to VT_CONST */
CValue c; /* constant, if VT_CONST */
struct Sym *sym; /* symbol, if (VT_SYM | VT_CONST) */
@ -781,6 +782,7 @@ struct TCCState {
#define VT_VOLATILE 0x1000 /* volatile modifier */
#define VT_DEFSIGN 0x2000 /* signed type */
#define VT_VLA 0x00020000 /* VLA type (also has VT_PTR and VT_ARRAY) */
#define VT_VLS 0x00080000 /* VLA type (also has VT_PTR and VT_STRUCT) */
/* storage */
#define VT_EXTERN 0x00000080 /* extern definition */
@ -791,14 +793,14 @@ struct TCCState {
#define VT_EXPORT 0x00008000 /* win32: data exported from dll */
#define VT_WEAK 0x00010000 /* weak symbol */
#define VT_TLS 0x00040000 /* thread-local storage */
#define VT_VIS_SHIFT 19 /* shift for symbol visibility, overlapping
#define VT_VIS_SHIFT 20 /* shift for symbol visibility, overlapping
bitfield values, because bitfields never
have linkage and hence never have
visibility. */
#define VT_VIS_SIZE 2 /* We have four visibilities. */
#define VT_VIS_MASK (((1 << VT_VIS_SIZE)-1) << VT_VIS_SHIFT)
#define VT_STRUCT_SHIFT 19 /* shift for bitfield shift values (max: 32 - 2*6) */
#define VT_STRUCT_SHIFT 20 /* shift for bitfield shift values (max: 32 - 2*6) */
/* type mask (except storage) */
@ -1185,7 +1187,7 @@ ST_DATA Sym *define_stack;
ST_DATA CType char_pointer_type, func_old_type, int_type, size_type;
ST_DATA SValue __vstack[1+/*to make bcheck happy*/ VSTACK_SIZE], *vtop;
#define vstack (__vstack + 1)
ST_DATA int rsym, anon_sym, ind, loc;
ST_DATA int rsym, anon_sym, ind, loc, ex_rc;
ST_DATA int const_wanted; /* true if constant wanted */
ST_DATA int nocode_wanted; /* true if no code generation wanted for an expression */