diff options
Diffstat (limited to 'tcg/arm')
| -rw-r--r-- | tcg/arm/tcg-target.h | 36 | ||||
| -rw-r--r-- | tcg/arm/tcg-target.inc.c | 41 |
2 files changed, 33 insertions, 44 deletions
diff --git a/tcg/arm/tcg-target.h b/tcg/arm/tcg-target.h index 8e724be..d1fe12b 100644 --- a/tcg/arm/tcg-target.h +++ b/tcg/arm/tcg-target.h @@ -26,6 +26,37 @@ #ifndef ARM_TCG_TARGET_H #define ARM_TCG_TARGET_H +/* The __ARM_ARCH define is provided by gcc 4.8. Construct it otherwise. */ +#ifndef __ARM_ARCH +# if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) \ + || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) \ + || defined(__ARM_ARCH_7EM__) +# define __ARM_ARCH 7 +# elif defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) \ + || defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6ZK__) \ + || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6T2__) +# define __ARM_ARCH 6 +# elif defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5E__) \ + || defined(__ARM_ARCH_5T__) || defined(__ARM_ARCH_5TE__) \ + || defined(__ARM_ARCH_5TEJ__) +# define __ARM_ARCH 5 +# else +# define __ARM_ARCH 4 +# endif +#endif + +extern int arm_arch; + +#if defined(__ARM_ARCH_5T__) \ + || defined(__ARM_ARCH_5TE__) || defined(__ARM_ARCH_5TEJ__) +# define use_armv5t_instructions 1 +#else +# define use_armv5t_instructions use_armv6_instructions +#endif + +#define use_armv6_instructions (__ARM_ARCH >= 6 || arm_arch >= 6) +#define use_armv7_instructions (__ARM_ARCH >= 7 || arm_arch >= 7) + #undef TCG_TARGET_STACK_GROWSUP #define TCG_TARGET_INSN_UNIT_SIZE 4 #define TCG_TARGET_TLB_DISPLACEMENT_BITS 16 @@ -79,7 +110,7 @@ extern bool use_idiv_instructions; #define TCG_TARGET_HAS_eqv_i32 0 #define TCG_TARGET_HAS_nand_i32 0 #define TCG_TARGET_HAS_nor_i32 0 -#define TCG_TARGET_HAS_deposit_i32 1 +#define TCG_TARGET_HAS_deposit_i32 use_armv7_instructions #define TCG_TARGET_HAS_extract_i32 0 #define TCG_TARGET_HAS_sextract_i32 0 #define TCG_TARGET_HAS_movcond_i32 1 @@ -90,9 +121,6 @@ extern bool use_idiv_instructions; #define TCG_TARGET_HAS_div_i32 use_idiv_instructions #define TCG_TARGET_HAS_rem_i32 0 -extern bool tcg_target_deposit_valid(int ofs, int len); -#define TCG_TARGET_deposit_i32_valid tcg_target_deposit_valid - enum { TCG_AREG0 = TCG_REG_R6, }; diff --git a/tcg/arm/tcg-target.inc.c b/tcg/arm/tcg-target.inc.c index ffa0d40..1415c27 100644 --- a/tcg/arm/tcg-target.inc.c +++ b/tcg/arm/tcg-target.inc.c @@ -25,36 +25,7 @@ #include "elf.h" #include "tcg-be-ldst.h" -/* The __ARM_ARCH define is provided by gcc 4.8. Construct it otherwise. */ -#ifndef __ARM_ARCH -# if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) \ - || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) \ - || defined(__ARM_ARCH_7EM__) -# define __ARM_ARCH 7 -# elif defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) \ - || defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6ZK__) \ - || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6T2__) -# define __ARM_ARCH 6 -# elif defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5E__) \ - || defined(__ARM_ARCH_5T__) || defined(__ARM_ARCH_5TE__) \ - || defined(__ARM_ARCH_5TEJ__) -# define __ARM_ARCH 5 -# else -# define __ARM_ARCH 4 -# endif -#endif - -static int arm_arch = __ARM_ARCH; - -#if defined(__ARM_ARCH_5T__) \ - || defined(__ARM_ARCH_5TE__) || defined(__ARM_ARCH_5TEJ__) -# define use_armv5t_instructions 1 -#else -# define use_armv5t_instructions use_armv6_instructions -#endif - -#define use_armv6_instructions (__ARM_ARCH >= 6 || arm_arch >= 6) -#define use_armv7_instructions (__ARM_ARCH >= 7 || arm_arch >= 7) +int arm_arch = __ARM_ARCH; #ifndef use_idiv_instructions bool use_idiv_instructions; @@ -730,16 +701,6 @@ static inline void tcg_out_bswap32(TCGContext *s, int cond, int rd, int rn) } } -bool tcg_target_deposit_valid(int ofs, int len) -{ - /* ??? Without bfi, we could improve over generic code by combining - the right-shift from a non-zero ofs with the orr. We do run into - problems when rd == rs, and the mask generated from ofs+len doesn't - fit into an immediate. We would have to be careful not to pessimize - wrt the optimizations performed on the expanded code. */ - return use_armv7_instructions; -} - static inline void tcg_out_deposit(TCGContext *s, int cond, TCGReg rd, TCGArg a1, int ofs, int len, bool const_a1) { |