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Cleanup single-number vs. dual-number mode selection.

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This commit is contained in:
Mike Pall 2011-07-13 21:24:00 +02:00
parent eb92daad0a
commit 9687472454
1 changed files with 14 additions and 8 deletions
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22
src/lj_arch.h
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@ -95,6 +95,11 @@
#define LJ_TARGET_POSIX (LUAJIT_OS > LUAJIT_OS_WINDOWS)
#define LJ_TARGET_DLOPEN LJ_TARGET_POSIX
#define LJ_NUMMODE_SINGLE 0 /* Single-number mode only. */
#define LJ_NUMMODE_SINGLE_DUAL 1 /* Default to single-number mode. */
#define LJ_NUMMODE_DUAL 2 /* Dual-number mode only. */
#define LJ_NUMMODE_DUAL_SINGLE 3 /* Default to dual-number mode. */
/* Set target architecture properties. */
#if LUAJIT_TARGET == LUAJIT_ARCH_X86
@ -108,7 +113,7 @@
#define LJ_TARGET_EHRETREG 0
#define LJ_TARGET_MASKSHIFT 1
#define LJ_TARGET_MASKROT 1
#define LJ_ARCH_DUALNUM 1
#define LJ_ARCH_NUMMODE LJ_NUMMODE_SINGLE_DUAL
#elif LUAJIT_TARGET == LUAJIT_ARCH_X64
@ -123,7 +128,7 @@
#define LJ_TARGET_JUMPRANGE 31 /* +-2^31 = +-2GB */
#define LJ_TARGET_MASKSHIFT 1
#define LJ_TARGET_MASKROT 1
#define LJ_ARCH_DUALNUM 1
#define LJ_ARCH_NUMMODE LJ_NUMMODE_SINGLE_DUAL
#elif LUAJIT_TARGET == LUAJIT_ARCH_ARM
@ -139,7 +144,7 @@
#define LJ_TARGET_MASKSHIFT 0
#define LJ_TARGET_MASKROT 1
#define LJ_TARGET_UNIFYROT 2 /* Want only IR_BROR. */
#define LJ_ARCH_DUALNUM 2
#define LJ_ARCH_NUMMODE LJ_NUMMODE_DUAL
#if LJ_TARGET_OSX
/* Runtime code generation is restricted on iOS. Complain to Apple, not me. */
#define LJ_ARCH_NOJIT 1
@ -157,7 +162,7 @@
#define LJ_TARGET_MASKSHIFT 0
#define LJ_TARGET_MASKROT 1
#define LJ_TARGET_UNIFYROT 1 /* Want only IR_BROL. */
#define LJ_ARCH_DUALNUM 1
#define LJ_ARCH_NUMMODE LJ_NUMMODE_SINGLE /* NYI: dual-num. */
#define LJ_ARCH_NOFFI 1 /* NYI: comparisons, calls. */
#define LJ_ARCH_NOJIT 1
@ -177,7 +182,7 @@
#define LJ_TARGET_MASKSHIFT 0
#define LJ_TARGET_MASKROT 1
#define LJ_TARGET_UNIFYROT 1 /* Want only IR_BROL. */
#define LJ_ARCH_DUALNUM 0
#define LJ_ARCH_NUMMODE LJ_NUMMODE_SINGLE
#define LJ_ARCH_NOFFI 1 /* NYI: comparisons, calls. */
#define LJ_ARCH_NOJIT 1
@ -232,9 +237,10 @@
#endif
#endif
/* Enable or disable the dual-number VM. */
#if LJ_ARCH_DUALNUM == 2 || \
(defined(LUAJIT_ENABLE_DUALNUM) && LJ_ARCH_DUALNUM == 1)
/* Enable or disable the dual-number mode for the VM. */
#if LJ_ARCH_NUMMODE == LJ_NUMMODE_DUAL || \
(LJ_ARCH_NUMMODE == LJ_NUMMODE_DUAL_SINGLE && LUAJIT_NUMMODE != 1) || \
(LJ_ARCH_NUMMODE == LJ_NUMMODE_SINGLE_DUAL && LUAJIT_NUMMODE == 2)
#define LJ_DUALNUM 1
#else
#define LJ_DUALNUM 0