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| author | Richard Henderson <richard.henderson@linaro.org> | 2017-11-05 10:23:48 +0100 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2018-01-30 10:22:26 -0800 |
| commit | d0a851cc508b355a4d63e905e4f69a466f0d7f89 (patch) | |
| tree | 6d8e917d29696e126c9ad8055b8da588ff71fe7b /target/hppa/translate.c | |
| parent | 63300a00ab52c770f8a76218d4a3a75e0db8a6d0 (diff) | |
| download | qemu-d0a851cc508b355a4d63e905e4f69a466f0d7f89.tar.gz | |
target/hppa: Implement LDWA
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target/hppa/translate.c')
| -rw-r--r-- | target/hppa/translate.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/target/hppa/translate.c b/target/hppa/translate.c index 5b77688fc0..3d441ef4ac 100644 --- a/target/hppa/translate.c +++ b/target/hppa/translate.c @@ -2954,12 +2954,50 @@ static DisasJumpType trans_stby(DisasContext *ctx, uint32_t insn, return nullify_end(ctx, DISAS_NEXT); } +#ifndef CONFIG_USER_ONLY +static DisasJumpType trans_ldwa_idx_i(DisasContext *ctx, uint32_t insn, + const DisasInsn *di) +{ + int hold_mmu_idx = ctx->mmu_idx; + DisasJumpType ret; + + CHECK_MOST_PRIVILEGED(EXCP_PRIV_OPR); + + /* ??? needs fixing for hppa64 -- ldda does not follow the same + format wrt the sub-opcode in bits 6:9. */ + ctx->mmu_idx = MMU_PHYS_IDX; + ret = trans_ld_idx_i(ctx, insn, di); + ctx->mmu_idx = hold_mmu_idx; + return ret; +} + +static DisasJumpType trans_ldwa_idx_x(DisasContext *ctx, uint32_t insn, + const DisasInsn *di) +{ + int hold_mmu_idx = ctx->mmu_idx; + DisasJumpType ret; + + CHECK_MOST_PRIVILEGED(EXCP_PRIV_OPR); + + /* ??? needs fixing for hppa64 -- ldda does not follow the same + format wrt the sub-opcode in bits 6:9. */ + ctx->mmu_idx = MMU_PHYS_IDX; + ret = trans_ld_idx_x(ctx, insn, di); + ctx->mmu_idx = hold_mmu_idx; + return ret; +} +#endif + static const DisasInsn table_index_mem[] = { { 0x0c001000u, 0xfc001300, trans_ld_idx_i }, /* LD[BHWD], im */ { 0x0c000000u, 0xfc001300, trans_ld_idx_x }, /* LD[BHWD], rx */ { 0x0c001200u, 0xfc001300, trans_st_idx_i }, /* ST[BHWD] */ { 0x0c0001c0u, 0xfc0003c0, trans_ldcw }, { 0x0c001300u, 0xfc0013c0, trans_stby }, +#ifndef CONFIG_USER_ONLY + { 0x0c001180u, 0xfc00d3c0, trans_ldwa_idx_i }, /* LDWA, im */ + { 0x0c000180u, 0xfc00d3c0, trans_ldwa_idx_x }, /* LDWA, rx */ +#endif }; static DisasJumpType trans_ldil(DisasContext *ctx, uint32_t insn) |