diff options
Diffstat (limited to 'tcg/tcg.c')
| -rw-r--r-- | tcg/tcg.c | 19 |
1 files changed, 11 insertions, 8 deletions
@@ -2096,12 +2096,15 @@ static void tcg_reg_alloc_mov(TCGContext *s, const TCGOpDef *def, { TCGRegSet allocated_regs; TCGTemp *ts, *ots; - TCGType type; + TCGType otype, itype; tcg_regset_set(allocated_regs, s->reserved_regs); ots = &s->temps[args[0]]; ts = &s->temps[args[1]]; - type = ots->type; + + /* Note that otype != itype for no-op truncation. */ + otype = ots->type; + itype = ts->type; /* If the source value is not in a register, and we're going to be forced to have it in a register in order to perform the copy, @@ -2109,13 +2112,13 @@ static void tcg_reg_alloc_mov(TCGContext *s, const TCGOpDef *def, we don't have to reload SOURCE the next time it is used. */ if (((NEED_SYNC_ARG(0) || ots->fixed_reg) && ts->val_type != TEMP_VAL_REG) || ts->val_type == TEMP_VAL_MEM) { - ts->reg = tcg_reg_alloc(s, tcg_target_available_regs[type], + ts->reg = tcg_reg_alloc(s, tcg_target_available_regs[itype], allocated_regs); if (ts->val_type == TEMP_VAL_MEM) { - tcg_out_ld(s, type, ts->reg, ts->mem_reg, ts->mem_offset); + tcg_out_ld(s, itype, ts->reg, ts->mem_reg, ts->mem_offset); ts->mem_coherent = 1; } else if (ts->val_type == TEMP_VAL_CONST) { - tcg_out_movi(s, type, ts->reg, ts->val); + tcg_out_movi(s, itype, ts->reg, ts->val); } s->reg_to_temp[ts->reg] = args[1]; ts->val_type = TEMP_VAL_REG; @@ -2130,7 +2133,7 @@ static void tcg_reg_alloc_mov(TCGContext *s, const TCGOpDef *def, if (!ots->mem_allocated) { temp_allocate_frame(s, args[0]); } - tcg_out_st(s, type, ts->reg, ots->mem_reg, ots->mem_offset); + tcg_out_st(s, otype, ts->reg, ots->mem_reg, ots->mem_offset); if (IS_DEAD_ARG(1)) { temp_dead(s, args[1]); } @@ -2158,10 +2161,10 @@ static void tcg_reg_alloc_mov(TCGContext *s, const TCGOpDef *def, /* When allocating a new register, make sure to not spill the input one. */ tcg_regset_set_reg(allocated_regs, ts->reg); - ots->reg = tcg_reg_alloc(s, tcg_target_available_regs[type], + ots->reg = tcg_reg_alloc(s, tcg_target_available_regs[otype], allocated_regs); } - tcg_out_mov(s, type, ots->reg, ts->reg); + tcg_out_mov(s, otype, ots->reg, ts->reg); } ots->val_type = TEMP_VAL_REG; ots->mem_coherent = 0; |