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tcg/ppc: Fold away noaddr branch routines
There is no longer a need for preserving branch offset operands, as we no longer re-translate. Backports commit f9c7246faa279237200a2a53beacaa8100ea1900 from qemu
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b49a353adb
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@ -210,18 +210,6 @@ static void reloc_pc14(tcg_insn_unit *pc, tcg_insn_unit *target)
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*pc = (*pc & ~0xfffc) | reloc_pc14_val(pc, target);
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}
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static inline void tcg_out_b_noaddr(TCGContext *s, int insn)
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{
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unsigned retrans = *s->code_ptr & 0x3fffffc;
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tcg_out32(s, insn | retrans);
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}
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static inline void tcg_out_bc_noaddr(TCGContext *s, int insn)
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{
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unsigned retrans = *s->code_ptr & 0xfffc;
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tcg_out32(s, insn | retrans);
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}
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/* parse target specific constraints */
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static const char *target_parse_constraint(TCGArgConstraint *ct,
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const char *ct_str, TCGType type)
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@ -1179,11 +1167,11 @@ static void tcg_out_setcond(TCGContext *s, TCGType type, TCGCond cond,
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static void tcg_out_bc(TCGContext *s, int bc, TCGLabel *l)
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{
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if (l->has_value) {
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tcg_out32(s, bc | reloc_pc14_val(s->code_ptr, l->u.value_ptr));
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bc |= reloc_pc14_val(s->code_ptr, l->u.value_ptr);
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} else {
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tcg_out_reloc(s, s->code_ptr, R_PPC_REL14, l, 0);
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tcg_out_bc_noaddr(s, bc);
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}
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tcg_out32(s, bc);
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}
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static void tcg_out_brcond(TCGContext *s, TCGCond cond,
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@ -1771,7 +1759,7 @@ static void tcg_out_qemu_ld(TCGContext *s, const TCGArg *args, bool is_64)
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/* Load a pointer into the current opcode w/conditional branch-link. */
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label_ptr = s->code_ptr;
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tcg_out_bc_noaddr(s, BC | BI(7, CR_EQ) | BO_COND_FALSE | LK);
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tcg_out32(s, BC | BI(7, CR_EQ) | BO_COND_FALSE | LK);
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rbase = TCG_REG_R3;
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#else /* !CONFIG_SOFTMMU */
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@ -1846,7 +1834,7 @@ static void tcg_out_qemu_st(TCGContext *s, const TCGArg *args, bool is_64)
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/* Load a pointer into the current opcode w/conditional branch-link. */
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label_ptr = s->code_ptr;
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tcg_out_bc_noaddr(s, BC | BI(7, CR_EQ) | BO_COND_FALSE | LK);
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tcg_out32(s, BC | BI(7, CR_EQ) | BO_COND_FALSE | LK);
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rbase = TCG_REG_R3;
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#else /* !CONFIG_SOFTMMU */
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@ -2044,13 +2032,14 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args,
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case INDEX_op_br:
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{
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TCGLabel *l = arg_label(args[0]);
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uint32_t insn = B;
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if (l->has_value) {
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tcg_out_b(s, 0, l->u.value_ptr);
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insn |= reloc_pc24_val(s->code_ptr, l->u.value_ptr);
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} else {
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tcg_out_reloc(s, s->code_ptr, R_PPC_REL24, l, 0);
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tcg_out_b_noaddr(s, B);
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}
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tcg_out32(s, insn);
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}
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break;
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case INDEX_op_ld8u_i32:
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