Merge tag 'mips_5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux

Pull MIPS updates from Thomas Bogendoerfer:

 - added printing of CPU options for /proc/cpuinfo

 - removed support for Netlogic SOCs

 - fixes and cleanup

* tag 'mips_5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux:
  MIPS: Cobalt: Explain GT64111 early PCI fixup
  mips: fix HUGETLB function without THP enabled
  mips: cm: Convert to bitfield API to fix out-of-bounds access
  MIPS: Remove NETLOGIC support
  MIPS: kernel: proc: add CPU option reporting
  MIPS: kernel: proc: use seq_puts instead of seq_printf
  MIPS: kernel: proc: fix trivial style errors
  MIPS: Fix assembly error from MIPSr2 code used within MIPS_ISA_ARCH_LEVEL
  MIPS: octeon: Remove unused functions
  MIPS: Loongson64: Add of_node_put() before break
  bcm47xx: Replace printk(KERN_ALERT ... pci_devname(dev)) with pci_alert()
  bcm47xx: Get rid of redundant 'else'
  MIPS: sni: Fix the build
  MIPS: Avoid macro redefinitions
  MIPS: loongson64: Fix no screen display during boot-up
  MIPS: loongson64: make CPU_LOONGSON64 depends on MIPS_FP_SUPPORT

39 files changed, 189 insertions, 3708 deletions

diff --git a/arch/mips/include/asm/cmpxchg.h b/arch/mips/include/asm/cmpxchg.h
index 0b983800f48b..66a8b293fd80 100644
--- a/arch/mips/include/asm/cmpxchg.h
+++ b/arch/mips/include/asm/cmpxchg.h
@@ -249,6 +249,7 @@ static inline unsigned long __cmpxchg64(volatile void *ptr,
 	/* Load 64 bits from ptr */
 	"	" __SYNC(full, loongson3_war) "		\n"
 	"1:	lld	%L0, %3		# __cmpxchg64	\n"
+	"	.set	pop				\n"
 	/*
 	 * Split the 64 bit value we loaded into the 2 registers that hold the
 	 * ret variable.
@@ -276,12 +277,14 @@ static inline unsigned long __cmpxchg64(volatile void *ptr,
 	"	or	%L1, %L1, $at			\n"
 	"	.set	at				\n"
 #  endif
+	"	.set	push				\n"
+	"	.set	" MIPS_ISA_ARCH_LEVEL "		\n"
 	/* Attempt to store new at ptr */
 	"	scd	%L1, %2				\n"
 	/* If we failed, loop! */
 	"\t" __SC_BEQZ "%L1, 1b				\n"
-	"	.set	pop				\n"
 	"2:	" __SYNC(full, loongson3_war) "		\n"
+	"	.set	pop				\n"
 	: "=&r"(ret),
 	  "=&r"(tmp),
 	  "=" GCC_OFF_SMALL_ASM() (*(unsigned long long *)ptr)
diff --git a/arch/mips/include/asm/cop2.h b/arch/mips/include/asm/cop2.h
index 6b7396a6a115..01b05be23a5d 100644
--- a/arch/mips/include/asm/cop2.h
+++ b/arch/mips/include/asm/cop2.h
@@ -22,17 +22,6 @@ extern void octeon_cop2_restore(struct octeon_cop2_state *);
 #define cop2_present		1
 #define cop2_lazy_restore	1
 
-#elif defined(CONFIG_CPU_XLP)
-
-extern void nlm_cop2_save(struct nlm_cop2_state *);
-extern void nlm_cop2_restore(struct nlm_cop2_state *);
-
-#define cop2_save(r)		nlm_cop2_save(&(r)->thread.cp2)
-#define cop2_restore(r)		nlm_cop2_restore(&(r)->thread.cp2)
-
-#define cop2_present		1
-#define cop2_lazy_restore	0
-
 #elif defined(CONFIG_CPU_LOONGSON64)
 
 #define cop2_present		1
diff --git a/arch/mips/include/asm/cpu-type.h b/arch/mips/include/asm/cpu-type.h
index 2be5d7b5de68..5efe8c8b854e 100644
--- a/arch/mips/include/asm/cpu-type.h
+++ b/arch/mips/include/asm/cpu-type.h
@@ -195,14 +195,6 @@ static inline int __pure __get_cpu_type(const int cpu_type)
 #ifdef CONFIG_SYS_HAS_CPU_BMIPS5000
 	case CPU_BMIPS5000:
 #endif
-
-#ifdef CONFIG_SYS_HAS_CPU_XLP
-	case CPU_XLP:
-#endif
-
-#ifdef CONFIG_SYS_HAS_CPU_XLR
-	case CPU_XLR:
-#endif
 		break;
 	default:
 		unreachable();
diff --git a/arch/mips/include/asm/cpu.h b/arch/mips/include/asm/cpu.h
index d45a52f65b7a..5c2f8d9cb7cf 100644
--- a/arch/mips/include/asm/cpu.h
+++ b/arch/mips/include/asm/cpu.h
@@ -328,7 +328,7 @@ enum cpu_type_enum {
 	 */
 	CPU_5KC, CPU_5KE, CPU_20KC, CPU_25KF, CPU_SB1, CPU_SB1A, CPU_LOONGSON2EF,
 	CPU_LOONGSON64, CPU_CAVIUM_OCTEON, CPU_CAVIUM_OCTEON_PLUS,
-	CPU_CAVIUM_OCTEON2, CPU_CAVIUM_OCTEON3, CPU_XLR, CPU_XLP, CPU_I6500,
+	CPU_CAVIUM_OCTEON2, CPU_CAVIUM_OCTEON3, CPU_I6500,
 
 	CPU_QEMU_GENERIC,
 
diff --git a/arch/mips/include/asm/ginvt.h b/arch/mips/include/asm/ginvt.h
index 6eb7c2b94dc7..87b2974ffc53 100644
--- a/arch/mips/include/asm/ginvt.h
+++ b/arch/mips/include/asm/ginvt.h
@@ -12,11 +12,13 @@ enum ginvt_type {
 
 #ifdef TOOLCHAIN_SUPPORTS_GINV
 # define _ASM_SET_GINV	".set	ginv\n"
+# define _ASM_UNSET_GINV
 #else
-_ASM_MACRO_1R1I(ginvt, rs, type,
-		_ASM_INSN_IF_MIPS(0x7c0000bd | (__rs << 21) | (\\type << 8))
-		_ASM_INSN32_IF_MM(0x0000717c | (__rs << 16) | (\\type << 9)));
-# define _ASM_SET_GINV
+# define _ASM_SET_GINV							\
+	_ASM_MACRO_1R1I(ginvt, rs, type,				\
+			_ASM_INSN_IF_MIPS(0x7c0000bd | (__rs << 21) | (\\type << 8))	\
+			_ASM_INSN32_IF_MM(0x0000717c | (__rs << 16) | (\\type << 9)))
+# define _ASM_UNSET_GINV ".purgem ginvt\n"
 #endif
 
 static __always_inline void ginvt(unsigned long addr, enum ginvt_type type)
@@ -25,6 +27,7 @@ static __always_inline void ginvt(unsigned long addr, enum ginvt_type type)
 		".set	push\n"
 		_ASM_SET_GINV
 		"	ginvt	%0, %1\n"
+		_ASM_UNSET_GINV
 		".set	pop"
 		: /* no outputs */
 		: "r"(addr), "i"(type)
diff --git a/arch/mips/include/asm/hazards.h b/arch/mips/include/asm/hazards.h
index f855478d12fa..cb16be93b048 100644
--- a/arch/mips/include/asm/hazards.h
+++ b/arch/mips/include/asm/hazards.h
@@ -160,7 +160,7 @@ do {									\
 
 #elif defined(CONFIG_MIPS_ALCHEMY) || defined(CONFIG_CPU_CAVIUM_OCTEON) || \
 	defined(CONFIG_CPU_LOONGSON2EF) || defined(CONFIG_CPU_LOONGSON64) || \
-	defined(CONFIG_CPU_R10000) || defined(CONFIG_CPU_R5500) || defined(CONFIG_CPU_XLR)
+	defined(CONFIG_CPU_R10000) || defined(CONFIG_CPU_R5500)
 
 /*
  * R10000 rocks - all hazards handled in hardware, so this becomes a nobrainer.
diff --git a/arch/mips/include/asm/mach-loongson64/loongson_regs.h b/arch/mips/include/asm/mach-loongson64/loongson_regs.h
index 165993514762..b5be7511f6cd 100644
--- a/arch/mips/include/asm/mach-loongson64/loongson_regs.h
+++ b/arch/mips/include/asm/mach-loongson64/loongson_regs.h
@@ -21,8 +21,10 @@ static inline u32 read_cpucfg(u32 reg)
 	u32 __res;
 
 	__asm__ __volatile__(
+		_ASM_SET_PARSE_R
 		"parse_r __res,%0\n\t"
 		"parse_r reg,%1\n\t"
+		_ASM_UNSET_PARSE_R
 		".insn \n\t"
 		".word (0xc8080118 | (reg << 21) | (__res << 11))\n\t"
 		:"=r"(__res)
@@ -143,8 +145,10 @@ static inline u32 csr_readl(u32 reg)
 
 	/* RDCSR reg, val */
 	__asm__ __volatile__(
+		_ASM_SET_PARSE_R
 		"parse_r __res,%0\n\t"
 		"parse_r reg,%1\n\t"
+		_ASM_UNSET_PARSE_R
 		".insn \n\t"
 		".word (0xc8000118 | (reg << 21) | (__res << 11))\n\t"
 		:"=r"(__res)
@@ -160,8 +164,10 @@ static inline u64 csr_readq(u32 reg)
 
 	/* DRDCSR reg, val */
 	__asm__ __volatile__(
+		_ASM_SET_PARSE_R
 		"parse_r __res,%0\n\t"
 		"parse_r reg,%1\n\t"
+		_ASM_UNSET_PARSE_R
 		".insn \n\t"
 		".word (0xc8020118 | (reg << 21) | (__res << 11))\n\t"
 		:"=r"(__res)
@@ -175,8 +181,10 @@ static inline void csr_writel(u32 val, u32 reg)
 {
 	/* WRCSR reg, val */
 	__asm__ __volatile__(
+		_ASM_SET_PARSE_R
 		"parse_r reg,%0\n\t"
 		"parse_r val,%1\n\t"
+		_ASM_UNSET_PARSE_R
 		".insn \n\t"
 		".word (0xc8010118 | (reg << 21) | (val << 11))\n\t"
 		:
@@ -189,8 +197,10 @@ static inline void csr_writeq(u64 val, u32 reg)
 {
 	/* DWRCSR reg, val */
 	__asm__ __volatile__(
+		_ASM_SET_PARSE_R
 		"parse_r reg,%0\n\t"
 		"parse_r val,%1\n\t"
+		_ASM_UNSET_PARSE_R
 		".insn \n\t"
 		".word (0xc8030118 | (reg << 21) | (val << 11))\n\t"
 		:
@@ -243,8 +253,10 @@ static inline u64 drdtime(void)
 	u64 val = 0;
 
 	__asm__ __volatile__(
+		_ASM_SET_PARSE_R
 		"parse_r rID,%0\n\t"
 		"parse_r val,%1\n\t"
+		_ASM_UNSET_PARSE_R
 		".insn \n\t"
 		".word (0xc8090118 | (rID << 21) | (val << 11))\n\t"
 		:"=r"(rID),"=r"(val)
diff --git a/arch/mips/include/asm/mach-netlogic/cpu-feature-overrides.h b/arch/mips/include/asm/mach-netlogic/cpu-feature-overrides.h
deleted file mode 100644
index 0c29ff820bb9..000000000000
--- a/arch/mips/include/asm/mach-netlogic/cpu-feature-overrides.h
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2011 Netlogic Microsystems
- * Copyright (C) 2003 Ralf Baechle
- */
-#ifndef __ASM_MACH_NETLOGIC_CPU_FEATURE_OVERRIDES_H
-#define __ASM_MACH_NETLOGIC_CPU_FEATURE_OVERRIDES_H
-
-#define cpu_has_4kex		1
-#define cpu_has_4k_cache	1
-#define cpu_has_watch		1
-#define cpu_has_mips16		0
-#define cpu_has_mips16e2	0
-#define cpu_has_counter		1
-#define cpu_has_divec		1
-#define cpu_has_vce		0
-#define cpu_has_cache_cdex_p	0
-#define cpu_has_cache_cdex_s	0
-#define cpu_has_prefetch	1
-#define cpu_has_mcheck		1
-#define cpu_has_ejtag		1
-
-#define cpu_has_llsc		1
-#define cpu_has_vtag_icache	0
-#define cpu_has_ic_fills_f_dc	1
-#define cpu_has_dsp		0
-#define cpu_has_dsp2		0
-#define cpu_has_mipsmt		0
-#define cpu_icache_snoops_remote_store	1
-
-#define cpu_has_64bits		1
-
-#define cpu_has_mips32r1	1
-#define cpu_has_mips64r1	1
-
-#define cpu_has_inclusive_pcaches	0
-
-#define cpu_dcache_line_size()	32
-#define cpu_icache_line_size()	32
-
-#if defined(CONFIG_CPU_XLR)
-#define cpu_has_userlocal	0
-#define cpu_has_dc_aliases	0
-#define cpu_has_mips32r2	0
-#define cpu_has_mips64r2	0
-#elif defined(CONFIG_CPU_XLP)
-#define cpu_has_userlocal	1
-#define cpu_has_mips32r2	1
-#define cpu_has_mips64r2	1
-#else
-#error "Unknown Netlogic CPU"
-#endif
-
-#endif /* __ASM_MACH_NETLOGIC_CPU_FEATURE_OVERRIDES_H */
diff --git a/arch/mips/include/asm/mach-netlogic/irq.h b/arch/mips/include/asm/mach-netlogic/irq.h
deleted file mode 100644
index c0dbd530cca6..000000000000
--- a/arch/mips/include/asm/mach-netlogic/irq.h
+++ /dev/null
@@ -1,17 +0,0 @@
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2011 Netlogic Microsystems.
- */
-#ifndef __ASM_NETLOGIC_IRQ_H
-#define __ASM_NETLOGIC_IRQ_H
-
-#include <asm/mach-netlogic/multi-node.h>
-#define NLM_IRQS_PER_NODE	1024
-#define NR_IRQS			(NLM_IRQS_PER_NODE * NLM_NR_NODES)
-
-#define MIPS_CPU_IRQ_BASE	0
-
-#endif /* __ASM_NETLOGIC_IRQ_H */
diff --git a/arch/mips/include/asm/mach-netlogic/multi-node.h b/arch/mips/include/asm/mach-netlogic/multi-node.h
deleted file mode 100644
index 8bdf47e29145..000000000000
--- a/arch/mips/include/asm/mach-netlogic/multi-node.h
+++ /dev/null
@@ -1,74 +0,0 @@
-/*
- * Copyright (c) 2003-2012 Broadcom Corporation
- * All Rights Reserved
- *
- * This software is available to you under a choice of one of two
- * licenses.  You may choose to be licensed under the terms of the GNU
- * General Public License (GPL) Version 2, available from the file
- * COPYING in the main directory of this source tree, or the Broadcom
- * license below:
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY BROADCOM ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
- * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
- * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
- * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef _NETLOGIC_MULTI_NODE_H_
-#define _NETLOGIC_MULTI_NODE_H_
-
-#ifndef CONFIG_NLM_MULTINODE
-#define NLM_NR_NODES		1
-#else
-#if defined(CONFIG_NLM_MULTINODE_2)
-#define NLM_NR_NODES		2
-#elif defined(CONFIG_NLM_MULTINODE_4)
-#define NLM_NR_NODES		4
-#else
-#define NLM_NR_NODES		1
-#endif
-#endif
-
-#define NLM_THREADS_PER_CORE	4
-
-struct nlm_soc_info {
-	unsigned long	coremask;	/* cores enabled on the soc */
-	unsigned long	ebase;		/* not used now */
-	uint64_t	irqmask;	/* EIMR for the node */
-	uint64_t	sysbase;	/* only for XLP - sys block base */
-	uint64_t	picbase;	/* PIC block base */
-	spinlock_t	piclock;	/* lock for PIC access */
-	cpumask_t	cpumask;	/* logical cpu mask for node */
-	unsigned int	socbus;
-};
-
-extern struct nlm_soc_info nlm_nodes[NLM_NR_NODES];
-#define nlm_get_node(i)		(&nlm_nodes[i])
-#define nlm_node_present(n)	((n) >= 0 && (n) < NLM_NR_NODES && \
-					nlm_get_node(n)->coremask != 0)
-#ifdef CONFIG_CPU_XLR
-#define nlm_current_node()	(&nlm_nodes[0])
-#else
-#define nlm_current_node()	(&nlm_nodes[nlm_nodeid()])
-#endif
-void nlm_node_init(int node);
-
-#endif
diff --git a/arch/mips/include/asm/mips-cm.h b/arch/mips/include/asm/mips-cm.h
index aeae2effa123..23c67c0871b1 100644
--- a/arch/mips/include/asm/mips-cm.h
+++ b/arch/mips/include/asm/mips-cm.h
@@ -11,6 +11,7 @@
 #ifndef __MIPS_ASM_MIPS_CM_H__
 #define __MIPS_ASM_MIPS_CM_H__
 
+#include <linux/bitfield.h>
 #include <linux/bitops.h>
 #include <linux/errno.h>
 
@@ -153,8 +154,8 @@ GCR_ACCESSOR_RO(32, 0x030, rev)
 #define CM_GCR_REV_MINOR			GENMASK(7, 0)
 
 #define CM_ENCODE_REV(major, minor) \
-		(((major) << __ffs(CM_GCR_REV_MAJOR)) | \
-		 ((minor) << __ffs(CM_GCR_REV_MINOR)))
+		(FIELD_PREP(CM_GCR_REV_MAJOR, major) | \
+		 FIELD_PREP(CM_GCR_REV_MINOR, minor))
 
 #define CM_REV_CM2				CM_ENCODE_REV(6, 0)
 #define CM_REV_CM2_5				CM_ENCODE_REV(7, 0)
@@ -362,10 +363,10 @@ static inline int mips_cm_revision(void)
 static inline unsigned int mips_cm_max_vp_width(void)
 {
 	extern int smp_num_siblings;
-	uint32_t cfg;
 
 	if (mips_cm_revision() >= CM_REV_CM3)
-		return read_gcr_sys_config2() & CM_GCR_SYS_CONFIG2_MAXVPW;
+		return FIELD_GET(CM_GCR_SYS_CONFIG2_MAXVPW,
+				 read_gcr_sys_config2());
 
 	if (mips_cm_present()) {
 		/*
@@ -373,8 +374,7 @@ static inline unsigned int mips_cm_max_vp_width(void)
 		 * number of VP(E)s, and if that ever changes then this will
 		 * need revisiting.
 		 */
-		cfg = read_gcr_cl_config() & CM_GCR_Cx_CONFIG_PVPE;
-		return (cfg >> __ffs(CM_GCR_Cx_CONFIG_PVPE)) + 1;
+		return FIELD_GET(CM_GCR_Cx_CONFIG_PVPE, read_gcr_cl_config()) + 1;
 	}
 
 	if (IS_ENABLED(CONFIG_SMP))
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
index acdf8c69220b..2616353b940c 100644
--- a/arch/mips/include/asm/mipsregs.h
+++ b/arch/mips/include/asm/mipsregs.h
@@ -1297,22 +1297,22 @@ static inline int mm_insn_16bit(u16 insn)
 	"\\var	= " #n "\n\t"			\
 	".endif\n\t"
 
-__asm__(".macro	parse_r var r\n\t"
-	"\\var	= -1\n\t"
-	_IFC_REG(0)  _IFC_REG(1)  _IFC_REG(2)  _IFC_REG(3)
-	_IFC_REG(4)  _IFC_REG(5)  _IFC_REG(6)  _IFC_REG(7)
-	_IFC_REG(8)  _IFC_REG(9)  _IFC_REG(10) _IFC_REG(11)
-	_IFC_REG(12) _IFC_REG(13) _IFC_REG(14) _IFC_REG(15)
-	_IFC_REG(16) _IFC_REG(17) _IFC_REG(18) _IFC_REG(19)
-	_IFC_REG(20) _IFC_REG(21) _IFC_REG(22) _IFC_REG(23)
-	_IFC_REG(24) _IFC_REG(25) _IFC_REG(26) _IFC_REG(27)
-	_IFC_REG(28) _IFC_REG(29) _IFC_REG(30) _IFC_REG(31)
-	".iflt	\\var\n\t"
-	".error	\"Unable to parse register name \\r\"\n\t"
-	".endif\n\t"
-	".endm");
-
-#undef _IFC_REG
+#define _ASM_SET_PARSE_R						\
+	".macro	parse_r var r\n\t"					\
+	"\\var	= -1\n\t"						\
+	_IFC_REG(0)  _IFC_REG(1)  _IFC_REG(2)  _IFC_REG(3)		\
+	_IFC_REG(4)  _IFC_REG(5)  _IFC_REG(6)  _IFC_REG(7)		\
+	_IFC_REG(8)  _IFC_REG(9)  _IFC_REG(10) _IFC_REG(11)		\
+	_IFC_REG(12) _IFC_REG(13) _IFC_REG(14) _IFC_REG(15)		\
+	_IFC_REG(16) _IFC_REG(17) _IFC_REG(18) _IFC_REG(19)		\
+	_IFC_REG(20) _IFC_REG(21) _IFC_REG(22) _IFC_REG(23)		\
+	_IFC_REG(24) _IFC_REG(25) _IFC_REG(26) _IFC_REG(27)		\
+	_IFC_REG(28) _IFC_REG(29) _IFC_REG(30) _IFC_REG(31)		\
+	".iflt	\\var\n\t"						\
+	".error	\"Unable to parse register name \\r\"\n\t"		\
+	".endif\n\t"							\
+	".endm\n\t"
+#define _ASM_UNSET_PARSE_R ".purgem parse_r\n\t"
 
 /*
  * C macros for generating assembler macros for common instruction formats.
@@ -1322,43 +1322,45 @@ __asm__(".macro	parse_r var r\n\t"
  * the ENC encodings.
  */
 
-/* Instructions with no operands */
-#define _ASM_MACRO_0(OP, ENC)						\
-	__asm__(".macro	" #OP "\n\t"					\
-		ENC							\
-		".endm")
-
 /* Instructions with 1 register operand & 1 immediate operand */
 #define _ASM_MACRO_1R1I(OP, R1, I2, ENC)				\
-	__asm__(".macro	" #OP " " #R1 ", " #I2 "\n\t"			\
+		".macro	" #OP " " #R1 ", " #I2 "\n\t"			\
+		_ASM_SET_PARSE_R					\
 		"parse_r __" #R1 ", \\" #R1 "\n\t"			\
 		ENC							\
-		".endm")
+		_ASM_UNSET_PARSE_R					\
+		".endm\n\t"
 
 /* Instructions with 2 register operands */
 #define _ASM_MACRO_2R(OP, R1, R2, ENC)					\
-	__asm__(".macro	" #OP " " #R1 ", " #R2 "\n\t"			\
+		".macro	" #OP " " #R1 ", " #R2 "\n\t"			\
+		_ASM_SET_PARSE_R					\
 		"parse_r __" #R1 ", \\" #R1 "\n\t"			\
 		"parse_r __" #R2 ", \\" #R2 "\n\t"			\
 		ENC							\
-		".endm")
+		_ASM_UNSET_PARSE_R					\
+		".endm\n\t"
 
 /* Instructions with 3 register operands */
 #define _ASM_MACRO_3R(OP, R1, R2, R3, ENC)				\
-	__asm__(".macro	" #OP " " #R1 ", " #R2 ", " #R3 "\n\t"		\
+		".macro	" #OP " " #R1 ", " #R2 ", " #R3 "\n\t"		\
+		_ASM_SET_PARSE_R					\
 		"parse_r __" #R1 ", \\" #R1 "\n\t"			\
 		"parse_r __" #R2 ", \\" #R2 "\n\t"			\
 		"parse_r __" #R3 ", \\" #R3 "\n\t"			\
 		ENC							\
-		".endm")
+		_ASM_UNSET_PARSE_R					\
+		".endm\n\t"
 
 /* Instructions with 2 register operands and 1 optional select operand */
 #define _ASM_MACRO_2R_1S(OP, R1, R2, SEL3, ENC)				\
-	__asm__(".macro	" #OP " " #R1 ", " #R2 ", " #SEL3 " = 0\n\t"	\
+		".macro	" #OP " " #R1 ", " #R2 ", " #SEL3 " = 0\n\t"	\
+		_ASM_SET_PARSE_R					\
 		"parse_r __" #R1 ", \\" #R1 "\n\t"			\
 		"parse_r __" #R2 ", \\" #R2 "\n\t"			\
 		ENC							\
-		".endm")
+		_ASM_UNSET_PARSE_R					\
+		".endm\n\t"
 
 /*
  * TLB Invalidate Flush
@@ -1618,15 +1620,21 @@ do {									\
 } while (0)
 
 #ifndef TOOLCHAIN_SUPPORTS_XPA
-_ASM_MACRO_2R_1S(mfhc0, rt, rs, sel,
-	_ASM_INSN_IF_MIPS(0x40400000 | __rt << 16 | __rs << 11 | \\sel)
-	_ASM_INSN32_IF_MM(0x000000f4 | __rt << 21 | __rs << 16 | \\sel << 11));
-_ASM_MACRO_2R_1S(mthc0, rt, rd, sel,
-	_ASM_INSN_IF_MIPS(0x40c00000 | __rt << 16 | __rd << 11 | \\sel)
-	_ASM_INSN32_IF_MM(0x000002f4 | __rt << 21 | __rd << 16 | \\sel << 11));
-#define _ASM_SET_XPA ""
+#define _ASM_SET_MFHC0							\
+	_ASM_MACRO_2R_1S(mfhc0, rt, rs, sel,				\
+			 _ASM_INSN_IF_MIPS(0x40400000 | __rt << 16 | __rs << 11 | \\sel)	\
+			 _ASM_INSN32_IF_MM(0x000000f4 | __rt << 21 | __rs << 16 | \\sel << 11))
+#define _ASM_UNSET_MFHC0 ".purgem mfhc0\n\t"
+#define _ASM_SET_MTHC0							\
+	_ASM_MACRO_2R_1S(mthc0, rt, rd, sel,				\
+			 _ASM_INSN_IF_MIPS(0x40c00000 | __rt << 16 | __rd << 11 | \\sel)	\
+			 _ASM_INSN32_IF_MM(0x000002f4 | __rt << 21 | __rd << 16 | \\sel << 11))
+#define _ASM_UNSET_MTHC0 ".purgem mthc0\n\t"
 #else	/* !TOOLCHAIN_SUPPORTS_XPA */
-#define _ASM_SET_XPA ".set\txpa\n\t"
+#define _ASM_SET_MFHC0 ".set\txpa\n\t"
+#define _ASM_SET_MTHC0 ".set\txpa\n\t"
+#define _ASM_UNSET_MFHC0
+#define _ASM_UNSET_MTHC0
 #endif
 
 #define __readx_32bit_c0_register(source, sel)				\
@@ -1636,8 +1644,9 @@ _ASM_MACRO_2R_1S(mthc0, rt, rd, sel,
 	__asm__ __volatile__(						\
 	"	.set	push					\n"	\
 	"	.set	mips32r2				\n"	\
-	_ASM_SET_XPA							\
+	_ASM_SET_MFHC0							\
 	"	mfhc0	%0, " #source ", %1			\n"	\
+	_ASM_UNSET_MFHC0						\
 	"	.set	pop					\n"	\
 	: "=r" (__res)							\
 	: "i" (sel));							\
@@ -1649,8 +1658,9 @@ do {									\
 	__asm__ __volatile__(						\
 	"	.set	push					\n"	\
 	"	.set	mips32r2				\n"	\
-	_ASM_SET_XPA							\
+	_ASM_SET_MTHC0							\
 	"	mthc0	%z0, " #register ", %1			\n"	\
+	_ASM_UNSET_MTHC0						\
 	"	.set	pop					\n"	\
 	:								\
 	: "Jr" (value), "i" (sel));					\
@@ -2046,31 +2056,58 @@ do {									\
  */
 
 #ifndef TOOLCHAIN_SUPPORTS_VIRT
-_ASM_MACRO_2R_1S(mfgc0, rt, rs, sel,
-	_ASM_INSN_IF_MIPS(0x40600000 | __rt << 16 | __rs << 11 | \\sel)
-	_ASM_INSN32_IF_MM(0x000004fc | __rt << 21 | __rs << 16 | \\sel << 11));
-_ASM_MACRO_2R_1S(dmfgc0, rt, rs, sel,
-	_ASM_INSN_IF_MIPS(0x40600100 | __rt << 16 | __rs << 11 | \\sel)
-	_ASM_INSN32_IF_MM(0x580004fc | __rt << 21 | __rs << 16 | \\sel << 11));
-_ASM_MACRO_2R_1S(mtgc0, rt, rd, sel,
-	_ASM_INSN_IF_MIPS(0x40600200 | __rt << 16 | __rd << 11 | \\sel)
-	_ASM_INSN32_IF_MM(0x000006fc | __rt << 21 | __rd << 16 | \\sel << 11));
-_ASM_MACRO_2R_1S(dmtgc0, rt, rd, sel,
-	_ASM_INSN_IF_MIPS(0x40600300 | __rt << 16 | __rd << 11 | \\sel)
-	_ASM_INSN32_IF_MM(0x580006fc | __rt << 21 | __rd << 16 | \\sel << 11));
-_ASM_MACRO_0(tlbgp,    _ASM_INSN_IF_MIPS(0x42000010)
-		       _ASM_INSN32_IF_MM(0x0000017c));
-_ASM_MACRO_0(tlbgr,    _ASM_INSN_IF_MIPS(0x42000009)
-		       _ASM_INSN32_IF_MM(0x0000117c));
-_ASM_MACRO_0(tlbgwi,   _ASM_INSN_IF_MIPS(0x4200000a)
-		       _ASM_INSN32_IF_MM(0x0000217c));
-_ASM_MACRO_0(tlbgwr,   _ASM_INSN_IF_MIPS(0x4200000e)
-		       _ASM_INSN32_IF_MM(0x0000317c));
-_ASM_MACRO_0(tlbginvf, _ASM_INSN_IF_MIPS(0x4200000c)
-		       _ASM_INSN32_IF_MM(0x0000517c));
-#define _ASM_SET_VIRT ""
+#define _ASM_SET_MFGC0							\
+	_ASM_MACRO_2R_1S(mfgc0, rt, rs, sel,				\
+			 _ASM_INSN_IF_MIPS(0x40600000 | __rt << 16 | __rs << 11 | \\sel)	\
+			 _ASM_INSN32_IF_MM(0x000004fc | __rt << 21 | __rs << 16 | \\sel << 11))
+#define _ASM_UNSET_MFGC0 ".purgem mfgc0\n\t"
+#define _ASM_SET_DMFGC0							\
+	_ASM_MACRO_2R_1S(dmfgc0, rt, rs, sel,				\
+			 _ASM_INSN_IF_MIPS(0x40600100 | __rt << 16 | __rs << 11 | \\sel)	\
+			 _ASM_INSN32_IF_MM(0x580004fc | __rt << 21 | __rs << 16 | \\sel << 11))
+#define _ASM_UNSET_DMFGC0 ".purgem dmfgc0\n\t"
+#define _ASM_SET_MTGC0							\
+	_ASM_MACRO_2R_1S(mtgc0, rt, rd, sel,				\
+			 _ASM_INSN_IF_MIPS(0x40600200 | __rt << 16 | __rd << 11 | \\sel)	\
+			 _ASM_INSN32_IF_MM(0x000006fc | __rt << 21 | __rd << 16 | \\sel << 11))
+#define _ASM_UNSET_MTGC0 ".purgem mtgc0\n\t"
+#define _ASM_SET_DMTGC0							\
+	_ASM_MACRO_2R_1S(dmtgc0, rt, rd, sel,				\
+			 _ASM_INSN_IF_MIPS(0x40600300 | __rt << 16 | __rd << 11 | \\sel)	\
+			 _ASM_INSN32_IF_MM(0x580006fc | __rt << 21 | __rd << 16 | \\sel << 11))
+#define _ASM_UNSET_DMTGC0 ".purgem dmtgc0\n\t"
+
+#define __tlbgp()							\
+		_ASM_INSN_IF_MIPS(0x42000010)				\
+		_ASM_INSN32_IF_MM(0x0000017c)
+#define __tlbgr()							\
+		_ASM_INSN_IF_MIPS(0x42000009)				\
+		_ASM_INSN32_IF_MM(0x0000117c)
+#define __tlbgwi()							\
+		_ASM_INSN_IF_MIPS(0x4200000a)				\
+		_ASM_INSN32_IF_MM(0x0000217c)
+#define __tlbgwr()							\
+		_ASM_INSN_IF_MIPS(0x4200000e)				\
+		_ASM_INSN32_IF_MM(0x0000317c)
+#define __tlbginvf()							\
+		_ASM_INSN_IF_MIPS(0x4200000c)				\
+		_ASM_INSN32_IF_MM(0x0000517c)
 #else	/* !TOOLCHAIN_SUPPORTS_VIRT */
 #define _ASM_SET_VIRT ".set\tvirt\n\t"
+#define _ASM_SET_MFGC0	_ASM_SET_VIRT
+#define _ASM_SET_DMFGC0	_ASM_SET_VIRT
+#define _ASM_SET_MTGC0	_ASM_SET_VIRT
+#define _ASM_SET_DMTGC0	_ASM_SET_VIRT
+#define _ASM_UNSET_MFGC0
+#define _ASM_UNSET_DMFGC0
+#define _ASM_UNSET_MTGC0
+#define _ASM_UNSET_DMTGC0
+
+#define __tlbgp()	_ASM_SET_VIRT "tlbgp\n\t"
+#define __tlbgr()	_ASM_SET_VIRT "tlbgr\n\t"
+#define __tlbgwi()	_ASM_SET_VIRT "tlbgwi\n\t"
+#define __tlbgwr()	_ASM_SET_VIRT "tlbgwr\n\t"
+#define __tlbginvf()	_ASM_SET_VIRT "tlbginvf\n\t"
 #endif
 
 #define __read_32bit_gc0_register(source, sel)				\
@@ -2078,8 +2115,9 @@ _ASM_MACRO_0(tlbginvf, _ASM_INSN_IF_MIPS(0x4200000c)
 	__asm__ __volatile__(						\
 		".set\tpush\n\t"					\
 		".set\tmips32r5\n\t"					\
-		_ASM_SET_VIRT						\
+		_ASM_SET_MFGC0						\
 		"mfgc0\t%0, " #source ", %1\n\t"			\
+		_ASM_UNSET_MFGC0					\
 		".set\tpop"						\
 		: "=r" (__res)						\</