Fix mip64 build.

Fallout from the unified sysroot work.

Bug: N/A
Test: builds
Change-Id: If0595a241b9ce0d8c8c7137ddaf8fca932487b7c
diff --git a/libc/arch-mips64/bionic/__bionic_clone.S b/libc/arch-mips64/bionic/__bionic_clone.S
index 0d266ee..d725efc 100644
--- a/libc/arch-mips64/bionic/__bionic_clone.S
+++ b/libc/arch-mips64/bionic/__bionic_clone.S
@@ -43,59 +43,59 @@
 
 // pid_t __bionic_clone(int flags, void* child_stack, pid_t* parent_tid, void* tls, pid_t* child_tid, int (*fn)(void*), void* arg);
 LEAF(__bionic_clone, FRAMESZ)
-	PTR_SUBU sp, FRAMESZ			# allocate stack frame
+	PTR_SUBU $sp, FRAMESZ			# allocate stack frame
 	SETUP_GP64(FRAME_GP,__bionic_clone)
 	SAVE_GP(FRAME_GP)
 
 	# set up child stack
-	PTR_SUBU a1,FRAMESZ
+	PTR_SUBU $a1,FRAMESZ
 #if (_MIPS_SIM == _ABIO32) || (_MIPS_SIM == _ABI32)
-	PTR_L	t0,FRAMESZ+5*REGSZ(sp)	# fn
-	PRL_L	t1,FRAMESZ+6*REGSZ(sp)	# arg
-	PTR_S	t0,FRAME_FN(a1)		# fn
-	PTR_S	t1,FRAME_ARG(a1)	# arg
+	PTR_L	$t0,FRAMESZ+5*REGSZ($sp)	# fn
+	PRL_L	$t1,FRAMESZ+6*REGSZ($sp)	# arg
+	PTR_S	$t0,FRAME_FN($a1)		# fn
+	PTR_S	$t1,FRAME_ARG($a1)	# arg
 #else
-	PTR_L	t0,FRAME_GP(sp)		# copy gp to child stack
-	PTR_S	t0,FRAME_GP(a1)
-	PTR_S	a5,FRAME_FN(a1)		# fn
-	PTR_S	a6,FRAME_ARG(a1)	# arg
+	PTR_L	$t0,FRAME_GP($sp)		# copy gp to child stack
+	PTR_S	$t0,FRAME_GP($a1)
+	PTR_S	$a5,FRAME_FN($a1)		# fn
+	PTR_S	$a6,FRAME_ARG($a1)	# arg
 # endif
 
 	# remainder of arguments are correct for clone system call
-	LI	v0,__NR_clone
+	LI	$v0,__NR_clone
 	syscall
 
-	move    a0,v0
-	bnez	a3,.L__error_bc
+	move    $a0,$v0
+	bnez	$a3,.L__error_bc
 
-	beqz	v0,.L__thread_start_bc
+	beqz	$v0,.L__thread_start_bc
 
 	RESTORE_GP64
-	PTR_ADDU sp,FRAMESZ
-	j	ra
+	PTR_ADDU $sp,FRAMESZ
+	j	$ra
 
 .L__thread_start_bc:
 	# Clear return address in child so we don't unwind further.
-	li	ra,0
+	li	$ra,0
 
 	# void __start_thread(int (*func)(void*), void *arg)
-	PTR_L	a0,FRAME_FN(sp)		#  fn
-	PTR_L	a1,FRAME_ARG(sp)	#  arg
-	LA	t9,__start_thread
+	PTR_L	$a0,FRAME_FN($sp)		#  fn
+	PTR_L	$a1,FRAME_ARG($sp)	#  arg
+	LA	$t9,__start_thread
 	RESTORE_GP64
 	/*
 	 * For O32 etc the child stack must have space for a0..a3 to be stored
 	 * For N64 etc, the child stack can be restored to the original value
 	 */
 #if !((_MIPS_SIM == _ABIO32) || (_MIPS_SIM == _ABI32))
-	PTR_ADDU sp,FRAMESZ
+	PTR_ADDU $sp,FRAMESZ
 #endif
-	j	t9
+	j	$t9
 
 .L__error_bc:
-	LA	t9,__set_errno_internal
+	LA	$t9,__set_errno_internal
 	RESTORE_GP64
-	PTR_ADDU sp,FRAMESZ
-	j	t9
+	PTR_ADDU $sp,FRAMESZ
+	j	$t9
 	END(__bionic_clone)
 .hidden __bionic_clone
diff --git a/libc/arch-mips64/bionic/_exit_with_stack_teardown.S b/libc/arch-mips64/bionic/_exit_with_stack_teardown.S
index fcf8cc1..4f80801 100644
--- a/libc/arch-mips64/bionic/_exit_with_stack_teardown.S
+++ b/libc/arch-mips64/bionic/_exit_with_stack_teardown.S
@@ -30,12 +30,12 @@
 
 // void _exit_with_stack_teardown(void* stackBase, size_t stackSize)
 ENTRY_PRIVATE(_exit_with_stack_teardown)
-  li	v0, __NR_munmap
+  li	$v0, __NR_munmap
   syscall
   // If munmap failed, we ignore the failure and exit anyway.
 
-  li	a0, 0
-  li	v0, __NR_exit
+  li	$a0, 0
+  li	$v0, __NR_exit
   syscall
   // The exit syscall does not return.
 END(_exit_with_stack_teardown)
diff --git a/libc/arch-mips64/bionic/syscall.S b/libc/arch-mips64/bionic/syscall.S
index 4c739fd..ce5dfd3 100644
--- a/libc/arch-mips64/bionic/syscall.S
+++ b/libc/arch-mips64/bionic/syscall.S
@@ -36,33 +36,33 @@
 #endif
 
 LEAF(syscall,FRAMESZ)
-	PTR_SUBU sp, FRAMESZ	# allocate stack frame
+	PTR_SUBU $sp, FRAMESZ	# allocate stack frame
 	SETUP_GP64(FRAME_GP,syscall)
 	SAVE_GP(FRAME_GP)
-	move	v0, a0		# syscall number to v0
-	move	a0, a1		# shift args down
-	move	a1, a2
-	move	a2, a3
+	move	$v0, $a0		# syscall number to v0
+	move	$a0, $a1		# shift args down
+	move	$a1, $a2
+	move	$a2, $a3
 #if (_MIPS_SIM == _ABIO32) || (_MIPS_SIM == _ABI32)
-	REG_L	a3, FRAMESZ+4*REGSZ(sp)
-	REG_L	t0, FRAMESZ+5*REGSZ(sp)
-	REG_L	t1, FRAMESZ+6*REGSZ(sp)
-	REG_S	t0, 4*REGSZ(sp)
-	REG_S	t1, 5*REGSZ(sp)
+	REG_L	$a3, FRAMESZ+4*REGSZ($sp)
+	REG_L	$t0, FRAMESZ+5*REGSZ($sp)
+	REG_L	$t1, FRAMESZ+6*REGSZ($sp)
+	REG_S	$t0, 4*REGSZ($sp)
+	REG_S	$t1, 5*REGSZ($sp)
 #else
-	move	a3, a4
-	move	a4, a5
-	move	a5, a6
+	move	$a3, $a4
+	move	$a4, $a5
+	move	$a5, $a6
 #endif
 	syscall
-	move	a0, v0
-	bnez	a3, 1f
+	move	$a0, $v0
+	bnez	$a3, 1f
 	RESTORE_GP64
-	PTR_ADDU sp, FRAMESZ
-	j	ra
+	PTR_ADDU $sp, FRAMESZ
+	j	$ra
 1:
-	LA	t9,__set_errno_internal
+	LA	$t9,__set_errno_internal
 	RESTORE_GP64
-	PTR_ADDU sp, FRAMESZ
-	j	t9
+	PTR_ADDU $sp, FRAMESZ
+	j	$t9
 	END(syscall)
diff --git a/libc/arch-mips64/bionic/vfork.S b/libc/arch-mips64/bionic/vfork.S
index e0a39ed..5d457a9 100644
--- a/libc/arch-mips64/bionic/vfork.S
+++ b/libc/arch-mips64/bionic/vfork.S
@@ -43,35 +43,35 @@
 
 LEAF(vfork,FRAMESZ)
 #if FRAMESZ!=0
-	PTR_SUBU sp, FRAMESZ
+	PTR_SUBU $sp, FRAMESZ
 #endif
-	SETUP_GP64(a5, vfork)
+	SETUP_GP64($a5, vfork)
 
 	// __get_tls()[TLS_SLOT_THREAD_ID]->cached_pid_ = 0
-	rdhwr	v0, $29			// v0 = tls
-	REG_L	v0, REGSZ*1(v0)		// v0 = v0[TLS_SLOT_THREAD_ID ie 1]
-	sw	$0, REGSZ*2+4(v0)	// v0->cached_pid_ = 0
+	rdhwr	$v0, $29			// v0 = tls
+	REG_L	$v0, REGSZ*1($v0)		// v0 = v0[TLS_SLOT_THREAD_ID ie 1]
+	sw	$0, REGSZ*2+4($v0)	// v0->cached_pid_ = 0
 
-	LI	a0, (CLONE_VM | CLONE_VFORK | SIGCHLD)
-	move	a1, $0
-	move	a2, $0
-	move	a3, $0
+	LI	$a0, (CLONE_VM | CLONE_VFORK | SIGCHLD)
+	move	$a1, $0
+	move	$a2, $0
+	move	$a3, $0
 #if (_MIPS_SIM == _ABIO32) || (_MIPS_SIM == _ABI32)
 	REG_S	$0, 4*REGSZ(sp)
 #else
-	move	a4, $0
+	move	$a4, $0
 #endif
-	LI	v0, __NR_clone
+	LI	$v0, __NR_clone
 	syscall
 #if FRAMESZ!=0
-	PTR_ADDU sp,FRAMESZ
+	PTR_ADDU $sp,FRAMESZ
 #endif
-	move	a0, v0
-	bnez	a3, 1f
+	move	$a0, $v0
+	bnez	$a3, 1f
 	RESTORE_GP64
-	j	ra
+	j	$ra
 1:
-	LA	t9,__set_errno_internal
+	LA	$t9,__set_errno_internal
 	RESTORE_GP64
-	j	t9
+	j	$t9
 	END(vfork)