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[Qemu-devel] [PATCH v2 13/17] target-arm: Use uint16_t in syndrome gener


From: Edgar E. Iglesias
Subject: [Qemu-devel] [PATCH v2 13/17] target-arm: Use uint16_t in syndrome generators with 16bit imms
Date: Tue, 10 Jun 2014 01:04:25 +1000

From: "Edgar E. Iglesias" <address@hidden>

Avoids the explicit 16bit mask. No functional change.

Signed-off-by: Edgar E. Iglesias <address@hidden>
---
 target-arm/internals.h     | 14 +++++++-------
 target-arm/translate-a64.c |  2 +-
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/target-arm/internals.h b/target-arm/internals.h
index 08fa697..707643e 100644
--- a/target-arm/internals.h
+++ b/target-arm/internals.h
@@ -199,23 +199,23 @@ static inline uint32_t syn_uncategorized(void)
     return (EC_UNCATEGORIZED << ARM_EL_EC_SHIFT) | ARM_EL_IL;
 }
 
-static inline uint32_t syn_aa64_svc(uint32_t imm16)
+static inline uint32_t syn_aa64_svc(uint16_t imm16)
 {
-    return (EC_AA64_SVC << ARM_EL_EC_SHIFT) | ARM_EL_IL | (imm16 & 0xffff);
+    return (EC_AA64_SVC << ARM_EL_EC_SHIFT) | ARM_EL_IL | imm16;
 }
 
-static inline uint32_t syn_aa32_svc(uint32_t imm16, bool is_thumb)
+static inline uint32_t syn_aa32_svc(uint16_t imm16, bool is_thumb)
 {
-    return (EC_AA32_SVC << ARM_EL_EC_SHIFT) | (imm16 & 0xffff)
+    return (EC_AA32_SVC << ARM_EL_EC_SHIFT) | imm16
         | (is_thumb ? 0 : ARM_EL_IL);
 }
 
-static inline uint32_t syn_aa64_bkpt(uint32_t imm16)
+static inline uint32_t syn_aa64_bkpt(uint16_t imm16)
 {
-    return (EC_AA64_BKPT << ARM_EL_EC_SHIFT) | ARM_EL_IL | (imm16 & 0xffff);
+    return (EC_AA64_BKPT << ARM_EL_EC_SHIFT) | ARM_EL_IL | imm16;
 }
 
-static inline uint32_t syn_aa32_bkpt(uint32_t imm16, bool is_thumb)
+static inline uint32_t syn_aa32_bkpt(uint16_t imm16, bool is_thumb)
 {
     return (EC_AA32_BKPT << ARM_EL_EC_SHIFT) | (imm16 & 0xffff)
         | (is_thumb ? 0 : ARM_EL_IL);
diff --git a/target-arm/translate-a64.c b/target-arm/translate-a64.c
index a9c4633..3589898 100644
--- a/target-arm/translate-a64.c
+++ b/target-arm/translate-a64.c
@@ -1433,7 +1433,7 @@ static void disas_exc(DisasContext *s, uint32_t insn)
 {
     int opc = extract32(insn, 21, 3);
     int op2_ll = extract32(insn, 0, 5);
-    int imm16 = extract32(insn, 5, 16);
+    uint16_t imm16 = extract32(insn, 5, 16);
 
     switch (opc) {
     case 0:
-- 
1.8.3.2




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