Commit 38f81dc5 authored by Richard Henderson's avatar Richard Henderson
Browse files

tcg/sparc: Implement goto_ptr 



Signed-off-by: default avatarRichard Henderson <rth@twiddle.net>
parent b19f0c2e

tcg/sparc/tcg-target.h

+1 −1
Original line number Diff line number Diff line
@@ -123,7 +123,7 @@ extern bool use_vis3_instructions; 
#define TCG_TARGET_HAS_muls2_i32        1

#define TCG_TARGET_HAS_muluh_i32        0

#define TCG_TARGET_HAS_mulsh_i32        0

#define TCG_TARGET_HAS_goto_ptr         0

#define TCG_TARGET_HAS_goto_ptr         1



#define TCG_TARGET_HAS_extrl_i64_i32    1

#define TCG_TARGET_HAS_extrh_i64_i32    1

tcg/sparc/tcg-target.inc.c

+10 −1
Original line number Diff line number Diff line
@@ -1003,7 +1003,11 @@ static void tcg_target_qemu_prologue(TCGContext *s) 
    /* delay slot */

    tcg_out_nop(s);



    /* No epilogue required.  We issue ret + restore directly in the TB.  */

    /* Epilogue for goto_ptr.  */

    s->code_gen_epilogue = s->code_ptr;

    tcg_out_arithi(s, TCG_REG_G0, TCG_REG_I7, 8, RETURN);

    /* delay slot */

    tcg_out_movi_imm13(s, TCG_REG_O0, 0);



#ifdef CONFIG_SOFTMMU

    build_trampolines(s);
@@ -1288,6 +1292,10 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, 
        tcg_out_nop(s);

        s->tb_jmp_reset_offset[a0] = tcg_current_code_size(s);

        break;

    case INDEX_op_goto_ptr:

        tcg_out_arithi(s, TCG_REG_G0, a0, 0, JMPL);

        tcg_out_nop(s);

        break;

    case INDEX_op_br:

        tcg_out_bpcc(s, COND_A, BPCC_PT, arg_label(a0));

        tcg_out_nop(s);
@@ -1513,6 +1521,7 @@ static const TCGTargetOpDef sparc_op_defs[] = { 
    { INDEX_op_exit_tb, { } },

    { INDEX_op_goto_tb, { } },

    { INDEX_op_br, { } },

    { INDEX_op_goto_ptr, { "r" } },



    { INDEX_op_ld8u_i32, { "r", "r" } },

    { INDEX_op_ld8s_i32, { "r", "r" } },