diff options
Diffstat (limited to 'target/arm/translate.c')
| -rw-r--r-- | target/arm/translate.c | 37 |
1 files changed, 20 insertions, 17 deletions
diff --git a/target/arm/translate.c b/target/arm/translate.c index a599da96e1..3f02532d12 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -10253,6 +10253,26 @@ static bool trans_SETEND(DisasContext *s, arg_SETEND *a) } /* + * Preload instructions + * All are nops, contingent on the appropriate arch level. + */ + +static bool trans_PLD(DisasContext *s, arg_PLD *a) +{ + return ENABLE_ARCH_5TE; +} + +static bool trans_PLDW(DisasContext *s, arg_PLD *a) +{ + return arm_dc_feature(s, ARM_FEATURE_V7MP); +} + +static bool trans_PLI(DisasContext *s, arg_PLD *a) +{ + return ENABLE_ARCH_7; +} + +/* * Legacy decoder. */ @@ -10312,23 +10332,6 @@ static void disas_arm_insn(DisasContext *s, unsigned int insn) } return; } - if (((insn & 0x0f30f000) == 0x0510f000) || - ((insn & 0x0f30f010) == 0x0710f000)) { - if ((insn & (1 << 22)) == 0) { - /* PLDW; v7MP */ - if (!arm_dc_feature(s, ARM_FEATURE_V7MP)) { - goto illegal_op; - } - } - /* Otherwise PLD; v5TE+ */ - ARCH(5TE); - return; - } - if (((insn & 0x0f70f000) == 0x0450f000) || - ((insn & 0x0f70f010) == 0x0650f000)) { - ARCH(7); - return; /* PLI; V7 */ - } if (((insn & 0x0f700000) == 0x04100000) || ((insn & 0x0f700010) == 0x06100000)) { if (!arm_dc_feature(s, ARM_FEATURE_V7MP)) { |