DrSocalkwe3n/luajit
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Save all callee-saved x64 integer regs for unwinding.

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Temporary measure. Does not cover xmm saves on WIN64.
May have to use unwind info or waste another 160 bytes per CFRAME.
This commit is contained in:
Mike Pall
2009-12-29 02:04:20 +01:00
parent 374f534715
commit d18d1573d8
3 changed files with 30 additions and 22 deletions
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20
src/lj_frame.h
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@@ -66,19 +66,19 @@ enum {
#define CFRAME_SIZE (12*4)
#elif LJ_TARGET_X64
#if _WIN64
#define CFRAME_OFS_ERRF (23*4)
#define CFRAME_OFS_NRES (22*4)
#define CFRAME_OFS_PREV (13*8)
#define CFRAME_OFS_L (24*4)
#define CFRAME_OFS_PC (25*4)
#define CFRAME_SIZE (10*8)
#define CFRAME_OFS_PREV (17*8)
#define CFRAME_OFS_PC (33*4)
#define CFRAME_OFS_L (32*4)
#define CFRAME_OFS_ERRF (31*4)
#define CFRAME_OFS_NRES (30*4)
#define CFRAME_SIZE (14*8)
#else
#define CFRAME_OFS_PREV (4*8)
#define CFRAME_OFS_PC (5*4)
#define CFRAME_OFS_L (4*4)
#define CFRAME_OFS_ERRF (3*4)
#define CFRAME_OFS_NRES (2*4)
#define CFRAME_OFS_PREV (4*8)
#define CFRAME_OFS_L (4*4)
#define CFRAME_OFS_PC (5*4)
#define CFRAME_SIZE (10*8)
#define CFRAME_SIZE (12*8)
#endif
#else
#error "Missing CFRAME_* definitions for this architecture"