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[Qemu-devel] [PATCH 07/15] target-s390x: add get_per_in_range function
From: |
Aurelien Jarno |
Subject: |
[Qemu-devel] [PATCH 07/15] target-s390x: add get_per_in_range function |
Date: |
Sat, 13 Jun 2015 00:45:55 +0200 |
This function checks if an address is in between the PER starting
address and the PER ending address, taking care of a possible
address range loop.
Cc: Alexander Graf <address@hidden>
Cc: Richard Henderson <address@hidden>
Signed-off-by: Aurelien Jarno <address@hidden>
---
target-s390x/cpu.h | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/target-s390x/cpu.h b/target-s390x/cpu.h
index 86ee650..da60eba 100644
--- a/target-s390x/cpu.h
+++ b/target-s390x/cpu.h
@@ -392,6 +392,17 @@ static inline uint8_t get_per_atmid(CPUS390XState *env)
((env->psw.mask & PSW_ASC_ACCREG)? (1 << 2) : 0);
}
+/* Check if an address is within the PER starting address and the PER
+ ending address. The address range might loop. */
+static inline bool get_per_in_range(CPUS390XState *env, uint64_t addr)
+{
+ if (env->cregs[10] <= env->cregs[11]) {
+ return env->cregs[10] <= addr && addr <= env->cregs[11];
+ } else {
+ return env->cregs[10] <= addr || addr <= env->cregs[11];
+ }
+}
+
#ifndef CONFIG_USER_ONLY
/* In several cases of runtime exceptions, we havn't recorded the true
instruction length. Use these codes when raising exceptions in order
--
2.1.4
- [Qemu-devel] [PATCH 00/15] target-s390x: add Program-Event Recording feature, Aurelien Jarno, 2015/06/12
- [Qemu-devel] [PATCH 05/15] target-s390x: add PER related constants, Aurelien Jarno, 2015/06/12
- [Qemu-devel] [PATCH 02/15] target-s390x: function to adjust the length wrt page boundary, Aurelien Jarno, 2015/06/12
- [Qemu-devel] [PATCH 01/15] softmmu: provide tlb_vaddr_to_host function for user mode, Aurelien Jarno, 2015/06/12
- [Qemu-devel] [PATCH 06/15] target-s390x: add get_per_atmid function, Aurelien Jarno, 2015/06/12
- [Qemu-devel] [PATCH 07/15] target-s390x: add get_per_in_range function,
Aurelien Jarno <=
- [Qemu-devel] [PATCH 11/15] translate-all: fix watchpoints if retranslation not possible, Aurelien Jarno, 2015/06/12
- [Qemu-devel] [PATCH 04/15] target-s390x: mvc_fast_memmove: access memory through softmmu, Aurelien Jarno, 2015/06/12
- [Qemu-devel] [PATCH 03/15] target-s390x: mvc_fast_memset: access memory through softmmu, Aurelien Jarno, 2015/06/12
- [Qemu-devel] [PATCH 09/15] target-s390x: PER successful-branching event support, Aurelien Jarno, 2015/06/12
- [Qemu-devel] [PATCH 10/15] target-s390x: PER instruction-fetch event support, Aurelien Jarno, 2015/06/12
- [Qemu-devel] [PATCH 08/15] target-s390x: basic PER event handling, Aurelien Jarno, 2015/06/12
- [Qemu-devel] [PATCH 14/15] target-s390x: PER instruction-fetch nullification event support, Aurelien Jarno, 2015/06/12
- [Qemu-devel] [PATCH 13/15] target-s390x: PER store-using-real-address event support, Aurelien Jarno, 2015/06/12
- [Qemu-devel] [PATCH 15/15] target-s390x: PER: add Breaking-Event-Address register, Aurelien Jarno, 2015/06/12