From: "Alex Bennée" <alex.bennee@linaro.org>
To: qemu-devel@nongnu.org
Cc: edgar.iglesias@xilinx.com, peter.maydell@linaro.org,
"Riku Voipio" <riku.voipio@iki.fi>,
"Alex Bennée" <alex.bennee@linaro.org>,
greg.bellows@linaro.org
Subject: [Qemu-devel] [RCF PATCH 5/8] arm/nwfps: remove use of cpsr_write() and set flags directly
Date: Mon, 2 Jun 2014 17:21:59 +0100 [thread overview]
Message-ID: <1401726122-11132-6-git-send-email-alex.bennee@linaro.org> (raw)
In-Reply-To: <1401726122-11132-1-git-send-email-alex.bennee@linaro.org>
This is a pre-cursor to removing the cpsr_write function.
diff --git a/linux-user/arm/nwfpe/fpa11.h b/linux-user/arm/nwfpe/fpa11.h
index bb9ac65..0dbdf75 100644
--- a/linux-user/arm/nwfpe/fpa11.h
+++ b/linux-user/arm/nwfpe/fpa11.h
@@ -108,7 +108,10 @@ static inline void writeRegister(unsigned int x, unsigned int y)
static inline void writeConditionCodes(unsigned int x)
{
- cpsr_write(user_registers,x,CPSR_NZCV);
+ user_registers->ZF = (~val) & CPSR_Z;
+ user_registers->NF = val;
+ user_registers->CF = (val >> 29) & 1;
+ user_registers->VF = (val << 3) & 0x80000000;
}
#define ARM_REG_PC 15
--
2.0.0
next prev parent reply other threads:[~2014-06-02 16:22 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-02 16:21 [Qemu-devel] [RCF PATCH 0/8] aarch64 migration fixes and psr cleanup Alex Bennée
2014-06-02 16:21 ` [Qemu-devel] [RCF PATCH 1/8] target-arm/cpu.h: document various program state functions Alex Bennée
2014-06-02 16:40 ` Greg Bellows
2014-06-02 16:21 ` [Qemu-devel] [RCF PATCH 2/8] target-arm/cpu.h: implement common state save/restore Alex Bennée
2014-06-02 16:21 ` [Qemu-devel] [RCF PATCH 3/8] target-arm: Support save/load for 64 bit CPUs Alex Bennée
2014-06-02 16:21 ` [Qemu-devel] [RCF PATCH 4/8] target-arm: replace cpsr_read/pstate_read calls Alex Bennée
2014-06-02 16:21 ` Alex Bennée [this message]
2014-06-03 16:11 ` [Qemu-devel] [RCF PATCH 5/8] arm/nwfps: remove use of cpsr_write() and set flags directly Peter Maydell
2014-06-04 11:11 ` Alex Bennée
2014-06-04 13:10 ` Peter Maydell
2014-06-02 16:22 ` [Qemu-devel] [RCF PATCH 6/8] linux-user/main.c: __kernel_cmpxchg set env->CF directly Alex Bennée
2014-06-02 16:22 ` [Qemu-devel] [RCF PATCH 7/8] target-arm: remove last users of cpsr_write Alex Bennée
2014-06-02 16:22 ` [Qemu-devel] [RCF PATCH 8/8] target-arm: remove final users of pstate_write Alex Bennée
2014-06-03 10:19 ` Alex Bennée
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