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target/mips: Clean up internal.h 

Mostly fix errors and warnings reported by 'checkpatch.pl -f'.

Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Reviewed-by: Aleksandar Rikalo <arikalo@wavecomp.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <1569331602-2586-3-git-send-email-aleksandar.markovic@rt-rk.com>
This commit is contained in:
Aleksandar Markovic 2019-09-24 15:26:33 +02:00
parent 95e9d74fe4
commit 7ba0e95bca
1 changed files with 37 additions and 23 deletions
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60
target/mips/internal.h
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@ -1,4 +1,5 @@
/* mips internal definitions and helpers
/*
* MIPS internal definitions and helpers
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
@ -9,8 +10,10 @@
#include "fpu/softfloat-helpers.h"
/* MMU types, the first four entries have the same layout as the
CP0C0_MT field. */
/*
* MMU types, the first four entries have the same layout as the
* CP0C0_MT field.
*/
enum mips_mmu_types {
MMU_TYPE_NONE,
MMU_TYPE_R4000,
@ -160,9 +163,11 @@ static inline bool cpu_mips_hw_interrupts_enabled(CPUMIPSState *env)
!(env->CP0_Status & (1 << CP0St_EXL)) &&
!(env->CP0_Status & (1 << CP0St_ERL)) &&
!(env->hflags & MIPS_HFLAG_DM) &&
/* Note that the TCStatus IXMT field is initialized to zero,
and only MT capable cores can set it to one. So we don't
need to check for MT capabilities here. */
/*
* Note that the TCStatus IXMT field is initialized to zero,
* and only MT capable cores can set it to one. So we don't
* need to check for MT capabilities here.
*/
!(env->active_tc.CP0_TCStatus & (1 << CP0TCSt_IXMT));
}
@ -177,14 +182,18 @@ static inline bool cpu_mips_hw_interrupts_pending(CPUMIPSState *env)
status = env->CP0_Status & CP0Ca_IP_mask;
if (env->CP0_Config3 & (1 << CP0C3_VEIC)) {
/* A MIPS configured with a vectorizing external interrupt controller
will feed a vector into the Cause pending lines. The core treats
the status lines as a vector level, not as indiviual masks. */
/*
* A MIPS configured with a vectorizing external interrupt controller
* will feed a vector into the Cause pending lines. The core treats
* the status lines as a vector level, not as indiviual masks.
*/
r = pending > status;
} else {
/* A MIPS configured with compatibility or VInt (Vectored Interrupts)
treats the pending lines as individual interrupt lines, the status
lines are individual masks. */
/*
* A MIPS configured with compatibility or VInt (Vectored Interrupts)
* treats the pending lines as individual interrupt lines, the status
* lines are individual masks.
*/
r = (pending & status) != 0;
}
return r;
@ -275,12 +284,14 @@ static inline int mips_vpe_active(CPUMIPSState *env)
active = 0;
}
/* Now verify that there are active thread contexts in the VPE.
This assumes the CPU model will internally reschedule threads
if the active one goes to sleep. If there are no threads available
the active one will be in a sleeping state, and we can turn off
the entire VPE. */
/*
* Now verify that there are active thread contexts in the VPE.
*
* This assumes the CPU model will internally reschedule threads
* if the active one goes to sleep. If there are no threads available
* the active one will be in a sleeping state, and we can turn off
* the entire VPE.
*/
if (!(env->active_tc.CP0_TCStatus & (1 << CP0TCSt_A))) {
/* TC is not activated. */
active = 0;
@ -326,7 +337,8 @@ static inline void compute_hflags(CPUMIPSState *env)
if (!(env->CP0_Status & (1 << CP0St_EXL)) &&
!(env->CP0_Status & (1 << CP0St_ERL)) &&
!(env->hflags & MIPS_HFLAG_DM)) {
env->hflags |= (env->CP0_Status >> CP0St_KSU) & MIPS_HFLAG_KSU;
env->hflags |= (env->CP0_Status >> CP0St_KSU) &
MIPS_HFLAG_KSU;
}
#if defined(TARGET_MIPS64)
if ((env->insn_flags & ISA_MIPS3) &&
@ -403,10 +415,12 @@ static inline void compute_hflags(CPUMIPSState *env)
env->hflags |= MIPS_HFLAG_COP1X;
}
} else if (env->insn_flags & ISA_MIPS4) {
/* All supported MIPS IV CPUs use the XX (CU3) to enable
and disable the MIPS IV extensions to the MIPS III ISA.
Some other MIPS IV CPUs ignore the bit, so the check here
would be too restrictive for them. */
/*
* All supported MIPS IV CPUs use the XX (CU3) to enable
* and disable the MIPS IV extensions to the MIPS III ISA.
* Some other MIPS IV CPUs ignore the bit, so the check here
* would be too restrictive for them.
*/
if (env->CP0_Status & (1U << CP0St_CU3)) {
env->hflags |= MIPS_HFLAG_COP1X;
}