Commit 5d0bb823 authored by Edgar E. Iglesias's avatar Edgar E. Iglesias
Browse files

microblaze: cleanup helper_addkc 



Remove unused addition and rename to helper_carry.

Signed-off-by: default avatarEdgar E. Iglesias <edgar.iglesias@gmail.com>
parent e0a42ebc

target-microblaze/helper.h

+1 −1
Original line number Diff line number Diff line
@@ -2,7 +2,7 @@ 


DEF_HELPER_1(raise_exception, void, i32)

DEF_HELPER_0(debug, void)

DEF_HELPER_FLAGS_3(addkc, TCG_CALL_PURE | TCG_CALL_CONST, i32, i32, i32, i32)

DEF_HELPER_FLAGS_3(carry, TCG_CALL_PURE | TCG_CALL_CONST, i32, i32, i32, i32)

DEF_HELPER_2(cmp, i32, i32, i32)

DEF_HELPER_2(cmpu, i32, i32, i32)

target-microblaze/op_helper.c

+2 −5
Original line number Diff line number Diff line
@@ -128,12 +128,9 @@ uint32_t helper_cmpu(uint32_t a, uint32_t b) 
    return t;

}



uint32_t helper_addkc(uint32_t a, uint32_t b, uint32_t cf)

uint32_t helper_carry(uint32_t a, uint32_t b, uint32_t cf)

{

    uint32_t d, ncf;



    d = a + b + cf;



    uint32_t ncf;

    ncf = compute_carry(a, b, cf);

    return ncf;

}

target-microblaze/translate.c

+4 −4
Original line number Diff line number Diff line
@@ -232,13 +232,13 @@ static void dec_add(DisasContext *dc) 


    if (dc->rd) {

        TCGv ncf = tcg_temp_new();

        gen_helper_addkc(ncf, cpu_R[dc->ra], *(dec_alu_op_b(dc)), cf);

        gen_helper_carry(ncf, cpu_R[dc->ra], *(dec_alu_op_b(dc)), cf);

        tcg_gen_add_tl(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc)));

        tcg_gen_add_tl(cpu_R[dc->rd], cpu_R[dc->rd], cf);

        write_carry(dc, ncf);

        tcg_temp_free(ncf);

    } else {

        gen_helper_addkc(cf, cpu_R[dc->ra], *(dec_alu_op_b(dc)), cf);

        gen_helper_carry(cf, cpu_R[dc->ra], *(dec_alu_op_b(dc)), cf);

        write_carry(dc, cf);

    }

    tcg_temp_free(cf);
@@ -302,13 +302,13 @@ static void dec_sub(DisasContext *dc) 


    if (dc->rd) {

        TCGv ncf = tcg_temp_new();

        gen_helper_addkc(ncf, na, *(dec_alu_op_b(dc)), cf);

        gen_helper_carry(ncf, na, *(dec_alu_op_b(dc)), cf);

        tcg_gen_add_tl(cpu_R[dc->rd], na, *(dec_alu_op_b(dc)));

        tcg_gen_add_tl(cpu_R[dc->rd], cpu_R[dc->rd], cf);

        write_carry(dc, ncf);

        tcg_temp_free(ncf);

    } else {

        gen_helper_addkc(cf, na, *(dec_alu_op_b(dc)), cf);

        gen_helper_carry(cf, na, *(dec_alu_op_b(dc)), cf);

        write_carry(dc, cf);

    }

    tcg_temp_free(cf);