diff options
Diffstat (limited to 'src/arch/immediate.c')
-rw-r--r-- | src/arch/immediate.c | 60 |
1 files changed, 59 insertions, 1 deletions
diff --git a/src/arch/immediate.c b/src/arch/immediate.c index 19c86b2..4f94be3 100644 --- a/src/arch/immediate.c +++ b/src/arch/immediate.c @@ -359,7 +359,7 @@ bool g_imm_operand_does_padding(const GImmOperand *operand) /****************************************************************************** * * -* Paramètres : operand = structure dont le contenu est à définir. * +* Paramètres : operand = structure dont le contenu est à consulter. * * * * Description : Indique le signe d'une valeur immédiate. * * * @@ -402,6 +402,64 @@ bool g_imm_operand_is_negative(const GImmOperand *operand) /****************************************************************************** * * +* Paramètres : operand = structure dont le contenu est à consulter. * +* * +* Description : Indique si une valeur immédiate est nulle ou non. * +* * +* Retour : true si la valeur est nulle, false sinon. * +* * +* Remarques : - * +* * +******************************************************************************/ + +bool g_imm_operand_is_null(const GImmOperand *operand) +{ + bool result; /* Bilan à renvoyer */ + + switch (operand->size) + { + case MDS_4_BITS_SIGNED: + result = !(operand->signed_imm.val8 & 0x0f); + break; + case MDS_4_BITS_UNSIGNED: + result = !(operand->unsigned_imm.val8 & 0x0f); + break; + case MDS_8_BITS_SIGNED: + result = !(operand->signed_imm.val8 & 0xff); + break; + case MDS_8_BITS_UNSIGNED: + result = !(operand->unsigned_imm.val8 & 0xff); + break; + case MDS_16_BITS_SIGNED: + result = !(operand->signed_imm.val16 & 0xffff); + break; + case MDS_16_BITS_UNSIGNED: + result = !(operand->unsigned_imm.val16 & 0xffff); + break; + case MDS_32_BITS_SIGNED: + result = !(operand->signed_imm.val32 & 0xffffffff); + break; + case MDS_32_BITS_UNSIGNED: + result = !(operand->unsigned_imm.val32 & 0xffffffff); + break; + case MDS_64_BITS_SIGNED: + result = !(operand->signed_imm.val64 & 0xffffffffffffffffll); + break; + case MDS_64_BITS_UNSIGNED: + result = !(operand->unsigned_imm.val64 & 0xffffffffffffffffll); + break; + default: + result = false; + break; + } + + return result; + +} + + +/****************************************************************************** +* * * Paramètres : operand = opérande à transcrire. * * syntax = type de représentation demandée. * * value = valeur portée par l'opérande transcrite. [OUT] * |