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author | Yongbok Kim | 2015-06-25 01:24:23 +0200 |
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committer | Leon Alrae | 2015-06-26 10:22:25 +0200 |
commit | 2a24a7badeb6ad3ba72e7984f299623035d564d6 (patch) | |
tree | 003d1d735b34ede78ca448795b5420584eb3e17a | |
parent | target-mips: microMIPS32 R6 POOL32A{XF} instructions (diff) | |
download | qemu-2a24a7badeb6ad3ba72e7984f299623035d564d6.tar.gz qemu-2a24a7badeb6ad3ba72e7984f299623035d564d6.tar.xz qemu-2a24a7badeb6ad3ba72e7984f299623035d564d6.zip |
target-mips: microMIPS32 R6 POOL32F instructions
Add new microMIPS32 Release 6 POOL32F instructions
Signed-off-by: Yongbok Kim <yongbok.kim@imgtec.com>
Reviewed-by: Leon Alrae <leon.alrae@imgtec.com>
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Leon Alrae <leon.alrae@imgtec.com>
-rw-r--r-- | target-mips/translate.c | 231 |
1 files changed, 199 insertions, 32 deletions
diff --git a/target-mips/translate.c b/target-mips/translate.c index cfcc154e0b..1c9bfdbaa6 100644 --- a/target-mips/translate.c +++ b/target-mips/translate.c @@ -14209,6 +14209,14 @@ static void decode_micromips32_opc(CPUMIPSState *env, DisasContext *ctx) goto pool32f_invalid; } break; + case CMP_CONDN_S: + check_insn(ctx, ISA_MIPS32R6); + gen_r6_cmp_s(ctx, (ctx->opcode >> 6) & 0x1f, rt, rs, rd); + break; + case CMP_CONDN_D: + check_insn(ctx, ISA_MIPS32R6); + gen_r6_cmp_d(ctx, (ctx->opcode >> 6) & 0x1f, rt, rs, rd); + break; case POOL32FXF: gen_pool32fxf(ctx, rt, rs); break; @@ -14237,6 +14245,19 @@ static void decode_micromips32_opc(CPUMIPSState *env, DisasContext *ctx) goto pool32f_invalid; } break; + case MIN_FMT: + check_insn(ctx, ISA_MIPS32R6); + switch ((ctx->opcode >> 9) & 0x3) { + case FMT_SDPS_S: + gen_farith(ctx, OPC_MIN_S, rt, rs, rd, 0); + break; + case FMT_SDPS_D: + gen_farith(ctx, OPC_MIN_D, rt, rs, rd, 0); + break; + default: + goto pool32f_invalid; + } + break; case 0x08: /* [LS][WDU]XC1 */ switch ((ctx->opcode >> 6) & 0x7) { @@ -14270,6 +14291,19 @@ static void decode_micromips32_opc(CPUMIPSState *env, DisasContext *ctx) goto pool32f_invalid; } break; + case MAX_FMT: + check_insn(ctx, ISA_MIPS32R6); + switch ((ctx->opcode >> 9) & 0x3) { + case FMT_SDPS_S: + gen_farith(ctx, OPC_MAX_S, rt, rs, rd, 0); + break; + case FMT_SDPS_D: + gen_farith(ctx, OPC_MAX_D, rt, rs, rd, 0); + break; + default: + goto pool32f_invalid; + } + break; case 0x18: /* 3D insns */ check_insn_opc_removed(ctx, ISA_MIPS32R6); @@ -14318,40 +14352,70 @@ static void decode_micromips32_opc(CPUMIPSState *env, DisasContext *ctx) } break; case 0x20: - /* MOV[FT].fmt and PREFX */ + /* MOV[FT].fmt, PREFX, RINT.fmt, CLASS.fmt*/ cc = (ctx->opcode >> 13) & 0x7; fmt = (ctx->opcode >> 9) & 0x3; switch ((ctx->opcode >> 6) & 0x7) { - case MOVF_FMT: - switch (fmt) { - case FMT_SDPS_S: - gen_movcf_s(ctx, rs, rt, cc, 0); - break; - case FMT_SDPS_D: - gen_movcf_d(ctx, rs, rt, cc, 0); - break; - case FMT_SDPS_PS: - check_ps(ctx); - gen_movcf_ps(ctx, rs, rt, cc, 0); - break; - default: - goto pool32f_invalid; + case MOVF_FMT: /* RINT_FMT */ + if (ctx->insn_flags & ISA_MIPS32R6) { + /* RINT_FMT */ + switch (fmt) { + case FMT_SDPS_S: + gen_farith(ctx, OPC_RINT_S, 0, rt, rs, 0); + break; + case FMT_SDPS_D: + gen_farith(ctx, OPC_RINT_D, 0, rt, rs, 0); + break; + default: + goto pool32f_invalid; + } + } else { + /* MOVF_FMT */ + switch (fmt) { + case FMT_SDPS_S: + gen_movcf_s(ctx, rs, rt, cc, 0); + break; + case FMT_SDPS_D: + gen_movcf_d(ctx, rs, rt, cc, 0); + break; + case FMT_SDPS_PS: + check_ps(ctx); + gen_movcf_ps(ctx, rs, rt, cc, 0); + break; + default: + goto pool32f_invalid; + } } break; - case MOVT_FMT: - switch (fmt) { - case FMT_SDPS_S: - gen_movcf_s(ctx, rs, rt, cc, 1); - break; - case FMT_SDPS_D: - gen_movcf_d(ctx, rs, rt, cc, 1); - break; - case FMT_SDPS_PS: - check_ps(ctx); - gen_movcf_ps(ctx, rs, rt, cc, 1); - break; - default: - goto pool32f_invalid; + case MOVT_FMT: /* CLASS_FMT */ + if (ctx->insn_flags & ISA_MIPS32R6) { + /* CLASS_FMT */ + switch (fmt) { + case FMT_SDPS_S: + gen_farith(ctx, OPC_CLASS_S, 0, rt, rs, 0); + break; + case FMT_SDPS_D: + gen_farith(ctx, OPC_CLASS_D, 0, rt, rs, 0); + break; + default: + goto pool32f_invalid; + } + } else { + /* MOVT_FMT */ + switch (fmt) { + case FMT_SDPS_S: + gen_movcf_s(ctx, rs, rt, cc, 1); + break; + case FMT_SDPS_D: + gen_movcf_d(ctx, rs, rt, cc, 1); + break; + case FMT_SDPS_PS: + check_ps(ctx); + gen_movcf_ps(ctx, rs, rt, cc, 1); + break; + default: + goto pool32f_invalid; + } } break; case PREFX: @@ -14376,6 +14440,32 @@ static void decode_micromips32_opc(CPUMIPSState *env, DisasContext *ctx) default: \ goto pool32f_invalid; \ } + case MINA_FMT: + check_insn(ctx, ISA_MIPS32R6); + switch ((ctx->opcode >> 9) & 0x3) { + case FMT_SDPS_S: + gen_farith(ctx, OPC_MINA_S, rt, rs, rd, 0); + break; + case FMT_SDPS_D: + gen_farith(ctx, OPC_MINA_D, rt, rs, rd, 0); + break; + default: + goto pool32f_invalid; + } + break; + case MAXA_FMT: + check_insn(ctx, ISA_MIPS32R6); + switch ((ctx->opcode >> 9) & 0x3) { + case FMT_SDPS_S: + gen_farith(ctx, OPC_MAXA_S, rt, rs, rd, 0); + break; + case FMT_SDPS_D: + gen_farith(ctx, OPC_MAXA_D, rt, rs, rd, 0); + break; + default: + goto pool32f_invalid; + } + break; case 0x30: /* regular FP ops */ switch ((ctx->opcode >> 6) & 0x3) { @@ -14404,13 +14494,90 @@ static void decode_micromips32_opc(CPUMIPSState *env, DisasContext *ctx) break; case 0x38: /* cmovs */ - switch ((ctx->opcode >> 6) & 0x3) { - case MOVN_FMT: + switch ((ctx->opcode >> 6) & 0x7) { + case MOVN_FMT: /* SELNEZ_FMT */ + if (ctx->insn_flags & ISA_MIPS32R6) { + /* SELNEZ_FMT */ + switch ((ctx->opcode >> 9) & 0x3) { + case FMT_SDPS_S: + gen_sel_s(ctx, OPC_SELNEZ_S, rd, rt, rs); + break; + case FMT_SDPS_D: + gen_sel_d(ctx, OPC_SELNEZ_D, rd, rt, rs); + break; + default: + goto pool32f_invalid; + } + } else { + /* MOVN_FMT */ + FINSN_3ARG_SDPS(MOVN); + } + break; + case MOVN_FMT_04: + check_insn_opc_removed(ctx, ISA_MIPS32R6); FINSN_3ARG_SDPS(MOVN); break; - case MOVZ_FMT: + case MOVZ_FMT: /* SELEQZ_FMT */ + if (ctx->insn_flags & ISA_MIPS32R6) { + /* SELEQZ_FMT */ + switch ((ctx->opcode >> 9) & 0x3) { + case FMT_SDPS_S: + gen_sel_s(ctx, OPC_SELEQZ_S, rd, rt, rs); + break; + case FMT_SDPS_D: + gen_sel_d(ctx, OPC_SELEQZ_D, rd, rt, rs); + break; + default: + goto pool32f_invalid; + } + } else { + /* MOVZ_FMT */ + FINSN_3ARG_SDPS(MOVZ); + } + break; + case MOVZ_FMT_05: + check_insn_opc_removed(ctx, ISA_MIPS32R6); FINSN_3ARG_SDPS(MOVZ); break; + case SEL_FMT: + check_insn(ctx, ISA_MIPS32R6); + switch ((ctx->opcode >> 9) & 0x3) { + case FMT_SDPS_S: + gen_sel_s(ctx, OPC_SEL_S, rd, rt, rs); + break; + case FMT_SDPS_D: + gen_sel_d(ctx, OPC_SEL_D, rd, rt, rs); + break; + default: + goto pool32f_invalid; + } + break; + case MADDF_FMT: + check_insn(ctx, ISA_MIPS32R6); + switch ((ctx->opcode >> 9) & 0x3) { + case FMT_SDPS_S: + mips32_op = OPC_MADDF_S; + goto do_fpop; + case FMT_SDPS_D: + mips32_op = OPC_MADDF_D; + goto do_fpop; + default: + goto pool32f_invalid; + } + break; + case MSUBF_FMT: + check_insn(ctx, ISA_MIPS32R6); + switch ((ctx->opcode >> 9) & 0x3) { + case FMT_SDPS_S: + mips32_op = OPC_MSUBF_S; + goto do_fpop; + case FMT_SDPS_D: + mips32_op = OPC_MSUBF_D; + goto do_fpop; + default: + goto pool32f_invalid; + } + break; default: goto pool32f_invalid; } |