diff options
Diffstat (limited to 'src/arch')
| -rw-r--r-- | src/arch/immediate.c | 68 | ||||
| -rw-r--r-- | src/arch/immediate.h | 3 |
2 files changed, 68 insertions, 3 deletions
diff --git a/src/arch/immediate.c b/src/arch/immediate.c index 54d8135..73a7648 100644 --- a/src/arch/immediate.c +++ b/src/arch/immediate.c @@ -313,8 +313,6 @@ bool g_imm_operand_is_negative(const GImmOperand *operand) { bool result; /* Bilan à renvoyer */ - result = false; - switch (operand->size) { case AOS_8_BITS_SIGNED: @@ -330,7 +328,7 @@ bool g_imm_operand_is_negative(const GImmOperand *operand) result = (operand->signed_imm.val64 & 0x8000000000000000ll); break; default: - /* Traitement non nécessaire */ + result = false; break; } @@ -561,3 +559,67 @@ bool g_imm_operand_to_vmpa_t(const GImmOperand *operand, vmpa_t *addr) return result; } + + +/****************************************************************************** +* * +* Paramètres : operand = opérande à traiter. * +* value = valeur résultante. [OUT] * +* negative = indique si la valeur était négative à l'origine. * +* * +* Description : Convertit une valeur immédiate en valeur de type size_t. * +* * +* Retour : Bilan de l'opération. * +* * +* Remarques : - * +* * +******************************************************************************/ + +bool g_imm_operand_to_size_t(const GImmOperand *operand, size_t *value, bool *negative) +{ + bool result; /* Bilan à renvoyer */ + + *negative = g_imm_operand_is_negative(operand); + + switch (operand->size) + { + case AOS_8_BITS_UNSIGNED: + result = (sizeof(size_t) >= 1); + if (result) *value = operand->unsigned_imm.val8; + break; + case AOS_16_BITS_UNSIGNED: + result = (sizeof(size_t) >= 2); + if (result) *value = operand->unsigned_imm.val16; + break; + case AOS_32_BITS_UNSIGNED: + result = (sizeof(size_t) >= 4); + if (result) *value = operand->unsigned_imm.val32; + break; + case AOS_64_BITS_UNSIGNED: + result = (sizeof(size_t) >= 8); + if (result) *value = operand->unsigned_imm.val64; + break; + case AOS_8_BITS_SIGNED: + result = (sizeof(size_t) >= 1); + if (result) *value = (*negative ? -1 : 1 ) * operand->signed_imm.val8; + break; + case AOS_16_BITS_SIGNED: + result = (sizeof(size_t) >= 2); + if (result) *value = (*negative ? -1 : 1 ) * operand->signed_imm.val16; + break; + case AOS_32_BITS_SIGNED: + result = (sizeof(size_t) >= 4); + if (result) *value = (*negative ? -1 : 1 ) * operand->signed_imm.val32; + break; + case AOS_64_BITS_SIGNED: + result = (sizeof(size_t) >= 8); + if (result) *value = (*negative ? -1 : 1 ) * operand->signed_imm.val64; + break; + default: + result = false; + break; + } + + return result; + +} diff --git a/src/arch/immediate.h b/src/arch/immediate.h index 1dcc548..d3e4624 100644 --- a/src/arch/immediate.h +++ b/src/arch/immediate.h @@ -63,6 +63,9 @@ bool g_imm_operand_is_negative(const GImmOperand *); /* Convertit une valeur immédiate en adresse de type vmpa_t. */ bool g_imm_operand_to_vmpa_t(const GImmOperand *, vmpa_t *); +/* Convertit une valeur immédiate en valeur de type size_t. */ +bool g_imm_operand_to_size_t(const GImmOperand *, size_t *, bool *); + #endif /* _ARCH_IMMEDIATE_H */ |