Commit 630ecca0 authored by Tristan Gingold's avatar Tristan Gingold Committed by Edgar E. Iglesias
Browse files

Handle icount for powerpc tbl/tbu/decr load and store. 



Handle option '-icount X' on powerpc targets.

Signed-off-by: default avatarTristan Gingold <gingold@adacore.com>
Signed-off-by: default avatarEdgar E. Iglesias <edgar.iglesias@petalogix.com>
parent 459505a2

target-ppc/translate_init.c

+42 −0
Original line number Diff line number Diff line
@@ -154,12 +154,26 @@ static void spr_read_ureg (void *opaque, int gprn, int sprn) 
#if !defined(CONFIG_USER_ONLY)

static void spr_read_decr (void *opaque, int gprn, int sprn)

{

    if (use_icount) {

        gen_io_start();

    }

    gen_helper_load_decr(cpu_gpr[gprn]);

    if (use_icount) {

        gen_io_end();

        gen_stop_exception(opaque);

    }

}



static void spr_write_decr (void *opaque, int sprn, int gprn)

{

    if (use_icount) {

        gen_io_start();

    }

    gen_helper_store_decr(cpu_gpr[gprn]);

    if (use_icount) {

        gen_io_end();

        gen_stop_exception(opaque);

    }

}

#endif
@@ -167,12 +181,26 @@ static void spr_write_decr (void *opaque, int sprn, int gprn) 
/* Time base */

static void spr_read_tbl (void *opaque, int gprn, int sprn)

{

    if (use_icount) {

        gen_io_start();

    }

    gen_helper_load_tbl(cpu_gpr[gprn]);

    if (use_icount) {

        gen_io_end();

        gen_stop_exception(opaque);

    }

}



static void spr_read_tbu (void *opaque, int gprn, int sprn)

{

    if (use_icount) {

        gen_io_start();

    }

    gen_helper_load_tbu(cpu_gpr[gprn]);

    if (use_icount) {

        gen_io_end();

        gen_stop_exception(opaque);

    }

}



__attribute__ (( unused ))
@@ -190,12 +218,26 @@ static void spr_read_atbu (void *opaque, int gprn, int sprn) 
#if !defined(CONFIG_USER_ONLY)

static void spr_write_tbl (void *opaque, int sprn, int gprn)

{

    if (use_icount) {

        gen_io_start();

    }

    gen_helper_store_tbl(cpu_gpr[gprn]);

    if (use_icount) {

        gen_io_end();

        gen_stop_exception(opaque);

    }

}



static void spr_write_tbu (void *opaque, int sprn, int gprn)

{

    if (use_icount) {

        gen_io_start();

    }

    gen_helper_store_tbu(cpu_gpr[gprn]);

    if (use_icount) {

        gen_io_end();

        gen_stop_exception(opaque);

    }

}



__attribute__ (( unused ))