diff options
Diffstat (limited to 'tcg/tcg.c')
| -rw-r--r-- | tcg/tcg.c | 39 |
1 files changed, 22 insertions, 17 deletions
diff --git a/tcg/tcg.c b/tcg/tcg.c index 604fa9bf3e..f664cf1484 100644 --- a/tcg/tcg.c +++ b/tcg/tcg.c @@ -36,6 +36,7 @@ #include "qemu/timer.h" #include "exec/translation-block.h" #include "exec/tlb-common.h" +#include "tcg/startup.h" #include "tcg/tcg-op-common.h" #if UINTPTR_MAX == UINT32_MAX @@ -231,7 +232,7 @@ __thread TCGContext *tcg_ctx; TCGContext **tcg_ctxs; unsigned int tcg_cur_ctxs; unsigned int tcg_max_ctxs; -TCGv_env cpu_env = 0; +TCGv_env tcg_env; const void *tcg_code_gen_epilogue; uintptr_t tcg_splitwx_diff; @@ -406,7 +407,8 @@ static uintptr_t G_GNUC_UNUSED get_jmp_target_addr(TCGContext *s, int which) #if defined(CONFIG_SOFTMMU) && !defined(CONFIG_TCG_INTERPRETER) static int tlb_mask_table_ofs(TCGContext *s, int which) { - return s->tlb_fast_offset + which * sizeof(CPUTLBDescFast); + return (offsetof(CPUNegativeOffsetState, tlb.f[which]) - + sizeof(CPUNegativeOffsetState)); } #endif @@ -734,6 +736,13 @@ static const TCGTargetOpDef constraint_sets[] = { #include "tcg-target.c.inc" +#ifndef CONFIG_TCG_INTERPRETER +/* Validate CPUTLBDescFast placement. */ +QEMU_BUILD_BUG_ON((int)(offsetof(CPUNegativeOffsetState, tlb.f[0]) - + sizeof(CPUNegativeOffsetState)) + < MIN_TLB_MASK_TABLE_OFS); +#endif + static void alloc_tcg_plugin_context(TCGContext *s) { #ifdef CONFIG_PLUGIN @@ -1353,7 +1362,7 @@ static void tcg_context_init(unsigned max_cpus) tcg_debug_assert(!tcg_regset_test_reg(s->reserved_regs, TCG_AREG0)); ts = tcg_global_reg_new_internal(s, TCG_TYPE_PTR, TCG_AREG0, "env"); - cpu_env = temp_tcgv_ptr(ts); + tcg_env = temp_tcgv_ptr(ts); } void tcg_init(size_t tb_size, int splitwx, unsigned max_cpus) @@ -1387,8 +1396,9 @@ TranslationBlock *tcg_tb_alloc(TCGContext *s) return tb; } -void tcg_prologue_init(TCGContext *s) +void tcg_prologue_init(void) { + TCGContext *s = tcg_ctx; size_t prologue_size; s->code_ptr = s->code_gen_ptr; @@ -1497,11 +1507,6 @@ void tcg_func_start(TCGContext *s) tcg_debug_assert(s->addr_type == TCG_TYPE_I32 || s->addr_type == TCG_TYPE_I64); -#if defined(CONFIG_SOFTMMU) && !defined(CONFIG_TCG_INTERPRETER) - tcg_debug_assert(s->tlb_fast_offset < 0); - tcg_debug_assert(s->tlb_fast_offset >= MIN_TLB_MASK_TABLE_OFS); -#endif - tcg_debug_assert(s->insn_start_words > 0); } @@ -2549,21 +2554,21 @@ static void tcg_dump_ops(TCGContext *s, FILE *f, bool have_prefs) { const char *s_al, *s_op, *s_at; MemOpIdx oi = op->args[k++]; - MemOp op = get_memop(oi); + MemOp mop = get_memop(oi); unsigned ix = get_mmuidx(oi); - s_al = alignment_name[(op & MO_AMASK) >> MO_ASHIFT]; - s_op = ldst_name[op & (MO_BSWAP | MO_SSIZE)]; - s_at = atom_name[(op & MO_ATOM_MASK) >> MO_ATOM_SHIFT]; - op &= ~(MO_AMASK | MO_BSWAP | MO_SSIZE | MO_ATOM_MASK); + s_al = alignment_name[(mop & MO_AMASK) >> MO_ASHIFT]; + s_op = ldst_name[mop & (MO_BSWAP | MO_SSIZE)]; + s_at = atom_name[(mop & MO_ATOM_MASK) >> MO_ATOM_SHIFT]; + mop &= ~(MO_AMASK | MO_BSWAP | MO_SSIZE | MO_ATOM_MASK); /* If all fields are accounted for, print symbolically. */ - if (!op && s_al && s_op && s_at) { + if (!mop && s_al && s_op && s_at) { col += ne_fprintf(f, ",%s%s%s,%u", s_at, s_al, s_op, ix); } else { - op = get_memop(oi); - col += ne_fprintf(f, ",$0x%x,%u", op, ix); + mop = get_memop(oi); + col += ne_fprintf(f, ",$0x%x,%u", mop, ix); } i = 1; } |