diff options
Diffstat (limited to 'include/tcg/tcg.h')
| -rw-r--r-- | include/tcg/tcg.h | 107 |
1 files changed, 34 insertions, 73 deletions
diff --git a/include/tcg/tcg.h b/include/tcg/tcg.h index 072c35f7f5..a498f31967 100644 --- a/include/tcg/tcg.h +++ b/include/tcg/tcg.h @@ -25,13 +25,13 @@ #ifndef TCG_H #define TCG_H -#include "cpu.h" #include "exec/memop.h" #include "exec/memopidx.h" #include "qemu/bitops.h" #include "qemu/plugin.h" #include "qemu/queue.h" #include "tcg/tcg-mo.h" +#include "tcg-target-reg-bits.h" #include "tcg-target.h" #include "tcg/tcg-cond.h" #include "tcg/debug-assert.h" @@ -44,17 +44,6 @@ #define CPU_TEMP_BUF_NLONGS 128 #define TCG_STATIC_FRAME_SIZE (CPU_TEMP_BUF_NLONGS * sizeof(long)) -/* Default target word size to pointer size. */ -#ifndef TCG_TARGET_REG_BITS -# if UINTPTR_MAX == UINT32_MAX -# define TCG_TARGET_REG_BITS 32 -# elif UINTPTR_MAX == UINT64_MAX -# define TCG_TARGET_REG_BITS 64 -# else -# error Unknown pointer size for tcg target -# endif -#endif - #if TCG_TARGET_REG_BITS == 32 typedef int32_t tcg_target_long; typedef uint32_t tcg_target_ulong; @@ -69,15 +58,6 @@ typedef uint64_t tcg_target_ulong; #error unsupported #endif -/* Oversized TCG guests make things like MTTCG hard - * as we can't use atomics for cputlb updates. - */ -#if TARGET_LONG_BITS > TCG_TARGET_REG_BITS -#define TCG_OVERSIZED_GUEST 1 -#else -#define TCG_OVERSIZED_GUEST 0 -#endif - #if TCG_TARGET_NB_REGS <= 32 typedef uint32_t TCGRegSet; #elif TCG_TARGET_NB_REGS <= 64 @@ -192,12 +172,6 @@ typedef uint64_t TCGRegSet; #define TCG_TARGET_HAS_v256 0 #endif -#ifndef TARGET_INSN_START_EXTRA_WORDS -# define TARGET_INSN_START_WORDS 1 -#else -# define TARGET_INSN_START_WORDS (1 + TARGET_INSN_START_EXTRA_WORDS) -#endif - typedef enum TCGOpcode { #define DEF(name, oargs, iargs, cargs, flags) INDEX_op_ ## name, #include "tcg/tcg-opc.h" @@ -292,13 +266,6 @@ typedef enum TCGType { #else TCG_TYPE_PTR = TCG_TYPE_I64, #endif - - /* An alias for the size of the target "long", aka register. */ -#if TARGET_LONG_BITS == 64 - TCG_TYPE_TL = TCG_TYPE_I64, -#else - TCG_TYPE_TL = TCG_TYPE_I32, -#endif } TCGType; /** @@ -337,10 +304,6 @@ static inline unsigned get_alignment_bits(MemOp memop) /* A specific alignment requirement. */ a = a >> MO_ASHIFT; } -#if defined(CONFIG_SOFTMMU) - /* The requested alignment cannot overlap the TLB flags. */ - tcg_debug_assert((TLB_FLAGS_MASK & ((1 << a) - 1)) == 0); -#endif return a; } @@ -383,13 +346,6 @@ typedef struct TCGv_i128_d *TCGv_i128; typedef struct TCGv_ptr_d *TCGv_ptr; typedef struct TCGv_vec_d *TCGv_vec; typedef TCGv_ptr TCGv_env; -#if TARGET_LONG_BITS == 32 -#define TCGv TCGv_i32 -#elif TARGET_LONG_BITS == 64 -#define TCGv TCGv_i64 -#else -#error Unhandled TARGET_LONG_BITS value -#endif /* call flags */ /* Helper does not read globals (either directly or through an exception). It @@ -554,10 +510,13 @@ struct TCGContext { TCGType addr_type; /* TCG_TYPE_I32 or TCG_TYPE_I64 */ #ifdef CONFIG_SOFTMMU + int tlb_fast_offset; int page_mask; uint8_t page_bits; uint8_t tlb_dyn_max_bits; #endif + uint8_t insn_start_words; + TCGBar guest_mo; TCGRegSet reserved_regs; intptr_t current_frame_offset; @@ -629,7 +588,7 @@ struct TCGContext { TCGTemp *reg_to_temp[TCG_TARGET_NB_REGS]; uint16_t gen_insn_end_off[TCG_MAX_INSNS]; - uint64_t gen_insn_data[TCG_MAX_INSNS][TARGET_INSN_START_WORDS]; + uint64_t *gen_insn_data; /* Exit to translator on overflow. */ sigjmp_buf jmp_trans; @@ -662,13 +621,6 @@ static inline void *tcg_splitwx_to_rw(const void *rx) } #endif -static inline size_t temp_idx(TCGTemp *ts) -{ - ptrdiff_t n = ts - tcg_ctx->temps; - tcg_debug_assert(n >= 0 && n < tcg_ctx->nb_temps); - return n; -} - static inline TCGArg temp_arg(TCGTemp *ts) { return (uintptr_t)ts; @@ -679,16 +631,25 @@ static inline TCGTemp *arg_temp(TCGArg a) return (TCGTemp *)(uintptr_t)a; } -/* Using the offset of a temporary, relative to TCGContext, rather than - its index means that we don't use 0. That leaves offset 0 free for - a NULL representation without having to leave index 0 unused. */ +#ifdef CONFIG_DEBUG_TCG +size_t temp_idx(TCGTemp *ts); +TCGTemp *tcgv_i32_temp(TCGv_i32 v); +#else +static inline size_t temp_idx(TCGTemp *ts) +{ + return ts - tcg_ctx->temps; +} + +/* + * Using the offset of a temporary, relative to TCGContext, rather than + * its index means that we don't use 0. That leaves offset 0 free for + * a NULL representation without having to leave index 0 unused. + */ static inline TCGTemp *tcgv_i32_temp(TCGv_i32 v) { - uintptr_t o = (uintptr_t)v; - TCGTemp *t = (void *)tcg_ctx + o; - tcg_debug_assert(offsetof(TCGContext, temps[temp_idx(t)]) == o); - return t; + return (void *)tcg_ctx + (uintptr_t)v; } +#endif static inline TCGTemp *tcgv_i64_temp(TCGv_i64 v) { @@ -969,7 +930,19 @@ typedef struct TCGTargetOpDef { bool tcg_op_supported(TCGOpcode op); -void tcg_gen_callN(void *func, TCGTemp *ret, int nargs, TCGTemp **args); +void tcg_gen_call0(TCGHelperInfo *, TCGTemp *ret); +void tcg_gen_call1(TCGHelperInfo *, TCGTemp *ret, TCGTemp *); +void tcg_gen_call2(TCGHelperInfo *, TCGTemp *ret, TCGTemp *, TCGTemp *); +void tcg_gen_call3(TCGHelperInfo *, TCGTemp *ret, TCGTemp *, + TCGTemp *, TCGTemp *); +void tcg_gen_call4(TCGHelperInfo *, TCGTemp *ret, TCGTemp *, TCGTemp *, + TCGTemp *, TCGTemp *); +void tcg_gen_call5(TCGHelperInfo *, TCGTemp *ret, TCGTemp *, TCGTemp *, + TCGTemp *, TCGTemp *, TCGTemp *); +void tcg_gen_call6(TCGHelperInfo *, TCGTemp *ret, TCGTemp *, TCGTemp *, + TCGTemp *, TCGTemp *, TCGTemp *, TCGTemp *); +void tcg_gen_call7(TCGHelperInfo *, TCGTemp *ret, TCGTemp *, TCGTemp *, + TCGTemp *, TCGTemp *, TCGTemp *, TCGTemp *, TCGTemp *); TCGOp *tcg_emit_op(TCGOpcode opc, unsigned nargs); void tcg_op_remove(TCGContext *s, TCGOp *op); @@ -1188,18 +1161,6 @@ uint64_t dup_const(unsigned vece, uint64_t c); : (qemu_build_not_reached_always(), 0)) \ : dup_const(VECE, C)) -#if TARGET_LONG_BITS == 64 -# define dup_const_tl dup_const -#else -# define dup_const_tl(VECE, C) \ - (__builtin_constant_p(VECE) \ - ? ( (VECE) == MO_8 ? 0x01010101ul * (uint8_t)(C) \ - : (VECE) == MO_16 ? 0x00010001ul * (uint16_t)(C) \ - : (VECE) == MO_32 ? 0x00000001ul * (uint32_t)(C) \ - : (qemu_build_not_reached_always(), 0)) \ - : (target_long)dup_const(VECE, C)) -#endif - #ifdef CONFIG_DEBUG_TCG void tcg_assert_listed_vecop(TCGOpcode); #else |