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| author | Bastian Koppelmann <kbastian@mail.uni-paderborn.de> | 2014-09-01 12:59:59 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2014-09-01 14:49:21 +0100 |
| commit | 5a7634a28c3d30fec53df9cbd27e0317679e78c9 (patch) | |
| tree | ad47b30b4704f4f334884ee7de0be55b76529d6c /target-tricore | |
| parent | 5de93515f995066f709f6e1af5531a36ce6766bd (diff) | |
target-tricore: Add instructions of SLR, SSRO and SRO opcode format
Add instructions of SLR, SSRO and SRO opcode format.
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Message-id: 1409572800-4116-15-git-send-email-kbastian@mail.uni-paderborn.de
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target-tricore')
| -rw-r--r-- | target-tricore/translate.c | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/target-tricore/translate.c b/target-tricore/translate.c index 52987129e7..e24479d293 100644 --- a/target-tricore/translate.c +++ b/target-tricore/translate.c @@ -716,6 +716,84 @@ static void decode_sc_opc(DisasContext *ctx, int op1) break; } } + +static void decode_slr_opc(DisasContext *ctx, int op1) +{ + int r1, r2; + + r1 = MASK_OP_SLR_D(ctx->opcode); + r2 = MASK_OP_SLR_S2(ctx->opcode); + + switch (op1) { +/* SLR-format */ + case OPC1_16_SLR_LD_A: + tcg_gen_qemu_ld_tl(cpu_gpr_a[r1], cpu_gpr_a[r2], ctx->mem_idx, MO_LESL); + break; + case OPC1_16_SLR_LD_A_POSTINC: + tcg_gen_qemu_ld_tl(cpu_gpr_a[r1], cpu_gpr_a[r2], ctx->mem_idx, MO_LESL); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], 4); + break; + case OPC1_16_SLR_LD_BU: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], cpu_gpr_a[r2], ctx->mem_idx, MO_UB); + break; + case OPC1_16_SLR_LD_BU_POSTINC: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], cpu_gpr_a[r2], ctx->mem_idx, MO_UB); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], 1); + break; + case OPC1_16_SLR_LD_H: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], cpu_gpr_a[r2], ctx->mem_idx, MO_LESW); + break; + case OPC1_16_SLR_LD_H_POSTINC: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], cpu_gpr_a[r2], ctx->mem_idx, MO_LESW); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], 2); + break; + case OPC1_16_SLR_LD_W: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], cpu_gpr_a[r2], ctx->mem_idx, MO_LESW); + break; + case OPC1_16_SLR_LD_W_POSTINC: + tcg_gen_qemu_ld_tl(cpu_gpr_d[r1], cpu_gpr_a[r2], ctx->mem_idx, MO_LESW); + tcg_gen_addi_tl(cpu_gpr_a[r2], cpu_gpr_a[r2], 4); + break; + } +} + +static void decode_sro_opc(DisasContext *ctx, int op1) +{ + int r2; + int32_t address; + + r2 = MASK_OP_SRO_S2(ctx->opcode); + address = MASK_OP_SRO_OFF4(ctx->opcode); + +/* SRO-format */ + switch (op1) { + case OPC1_16_SRO_LD_A: + gen_offset_ld(ctx, cpu_gpr_a[15], cpu_gpr_a[r2], address * 4, MO_LESL); + break; + case OPC1_16_SRO_LD_BU: + gen_offset_ld(ctx, cpu_gpr_d[15], cpu_gpr_a[r2], address, MO_UB); + break; + case OPC1_16_SRO_LD_H: + gen_offset_ld(ctx, cpu_gpr_d[15], cpu_gpr_a[r2], address, MO_LESW); + break; + case OPC1_16_SRO_LD_W: + gen_offset_ld(ctx, cpu_gpr_d[15], cpu_gpr_a[r2], address * 4, MO_LESL); + break; + case OPC1_16_SRO_ST_A: + gen_offset_st(ctx, cpu_gpr_a[15], cpu_gpr_a[r2], address * 4, MO_LESL); + break; + case OPC1_16_SRO_ST_B: + gen_offset_st(ctx, cpu_gpr_d[15], cpu_gpr_a[r2], address, MO_UB); + break; + case OPC1_16_SRO_ST_H: + gen_offset_st(ctx, cpu_gpr_d[15], cpu_gpr_a[r2], address * 2, MO_LESW); + break; + case OPC1_16_SRO_ST_W: + gen_offset_st(ctx, cpu_gpr_d[15], cpu_gpr_a[r2], address * 4, MO_LESL); + break; + } +} + static void decode_16Bit_opc(CPUTriCoreState *env, DisasContext *ctx) { int op1; @@ -864,6 +942,49 @@ static void decode_16Bit_opc(CPUTriCoreState *env, DisasContext *ctx) case OPC1_16_SC_SUB_A: decode_sc_opc(ctx, op1); break; +/* SLR-format */ + case OPC1_16_SLR_LD_A: + case OPC1_16_SLR_LD_A_POSTINC: + case OPC1_16_SLR_LD_BU: + case OPC1_16_SLR_LD_BU_POSTINC: + case OPC1_16_SLR_LD_H: + case OPC1_16_SLR_LD_H_POSTINC: + case OPC1_16_SLR_LD_W: + case OPC1_16_SLR_LD_W_POSTINC: + decode_slr_opc(ctx, op1); + break; +/* SRO-format */ + case OPC1_16_SRO_LD_A: + case OPC1_16_SRO_LD_BU: + case OPC1_16_SRO_LD_H: + case OPC1_16_SRO_LD_W: + case OPC1_16_SRO_ST_A: + case OPC1_16_SRO_ST_B: + case OPC1_16_SRO_ST_H: + case OPC1_16_SRO_ST_W: + decode_sro_opc(ctx, op1); + break; +/* SSRO-format */ + case OPC1_16_SSRO_ST_A: + r1 = MASK_OP_SSRO_S1(ctx->opcode); + const16 = MASK_OP_SSRO_OFF4(ctx->opcode); + gen_offset_st(ctx, cpu_gpr_a[r1], cpu_gpr_a[15], const16 * 4, MO_LESL); + break; + case OPC1_16_SSRO_ST_B: + r1 = MASK_OP_SSRO_S1(ctx->opcode); + const16 = MASK_OP_SSRO_OFF4(ctx->opcode); + gen_offset_st(ctx, cpu_gpr_d[r1], cpu_gpr_a[15], const16, MO_UB); + break; + case OPC1_16_SSRO_ST_H: + r1 = MASK_OP_SSRO_S1(ctx->opcode); + const16 = MASK_OP_SSRO_OFF4(ctx->opcode); + gen_offset_st(ctx, cpu_gpr_d[r1], cpu_gpr_a[15], const16 * 2, MO_LESW); + break; + case OPC1_16_SSRO_ST_W: + r1 = MASK_OP_SSRO_S1(ctx->opcode); + const16 = MASK_OP_SSRO_OFF4(ctx->opcode); + gen_offset_st(ctx, cpu_gpr_d[r1], cpu_gpr_a[15], const16 * 4, MO_LESL); + break; } } |