- use c89-style comments

  Closes issue #5194

4 files changed, 34 insertions, 34 deletions

diff --git a/libc/sysdeps/linux/xtensa/__longjmp.S b/libc/sysdeps/linux/xtensa/__longjmp.S
index 0fa939095..5d5dd2f5b 100644
--- a/libc/sysdeps/linux/xtensa/__longjmp.S
+++ b/libc/sysdeps/linux/xtensa/__longjmp.S
@@ -84,7 +84,7 @@ ENTRY (__longjmp)
 	slli	a4, a7, 4
 	sub	a6, a8, a4
 	addi	a5, a2, 16
-	addi	a8, a8, -16		// a8 = end of register overflow area
+	addi	a8, a8, -16		/* a8 = end of register overflow area */
 .Lljloop:
 	l32i	a7, a5, 0
 	l32i	a4, a5, 4
@@ -105,8 +105,8 @@ ENTRY (__longjmp)
 	   case the contents were moved by an alloca after calling
 	   setjmp.  This is a bit paranoid but it doesn't cost much.  */
 
-	l32i	a7, a2, 4		// load the target stack pointer
-	addi	a7, a7, -16		// find the destination save area
+	l32i	a7, a2, 4		/* load the target stack pointer */
+	addi	a7, a7, -16		/* find the destination save area */
 	l32i	a4, a2, 48
 	l32i	a5, a2, 52
 	s32i	a4, a7, 0
diff --git a/libc/sysdeps/linux/xtensa/setjmp.S b/libc/sysdeps/linux/xtensa/setjmp.S
index 5e81460c7..cd74caf6e 100644
--- a/libc/sysdeps/linux/xtensa/setjmp.S
+++ b/libc/sysdeps/linux/xtensa/setjmp.S
@@ -61,13 +61,13 @@ END (setjmp)
 		    a3 = int savemask)  */
 
 ENTRY (__sigsetjmp)
-1:	
+1:
 	/* Flush registers.  */
 	movi	a4, __window_spill
 	callx4	a4
 
 	/* Preserve the second argument (savemask) in a15.  The selection
- 	   of a15 is arbitrary, except it's otherwise unused.  There is no
+	   of a15 is arbitrary, except it's otherwise unused.  There is no
 	   risk of triggering a window overflow since we just returned
 	   from __window_spill().  */
 	mov	a15, a3
@@ -90,7 +90,7 @@ ENTRY (__sigsetjmp)
 	slli	a4, a3, 4
 	sub	a5, a7, a4
 	addi	a6, a2, 16
-	addi	a7, a7, -16		// a7 = end of register overflow area
+	addi	a7, a7, -16		/* a7 = end of register overflow area */
 .Lsjloop:
 	l32i	a3, a5, 0
 	l32i	a4, a5, 4
diff --git a/libc/sysdeps/linux/xtensa/vfork.S b/libc/sysdeps/linux/xtensa/vfork.S
index 830a0cd4d..6e490fe45 100644
--- a/libc/sysdeps/linux/xtensa/vfork.S
+++ b/libc/sysdeps/linux/xtensa/vfork.S
@@ -52,19 +52,19 @@
 ENTRY (__vfork)
 
 	movi	a6, .Ljumptable
-	extui	a2, a0, 30, 2		// call-size: call4/8/12 = 1/2/3
-	addx4	a4, a2, a6		// find return address in jumptable
+	extui	a2, a0, 30, 2		/* call-size: call4/8/12 = 1/2/3 */
+	addx4	a4, a2, a6		/* find return address in jumptable */
 	l32i	a4, a4, 0
 	add	a4, a4, a6
 
 	slli	a2, a2, 30
-	xor	a3, a0, a2		// remove call-size from return address
-	extui	a5, a4, 30, 2		// get high bits of jump target
+	xor	a3, a0, a2		/* remove call-size from return addr */
+	extui	a5, a4, 30, 2		/* get high bits of jump target */
 	slli	a5, a5, 30
-	or	a3, a3, a5		// stuff them into the return address
-	xor	a4, a4, a5		// clear high bits of jump target
-	or	a0, a4, a2		// create temporary return address
-	retw				// "return" to .L4, .L8, or .L12
+	or	a3, a3, a5		/* stuff them into the return address */
+	xor	a4, a4, a5		/* clear high bits of jump target */
+	or	a0, a4, a2		/* create temporary return address */
+	retw				/* "return" to .L4, .L8, or .L12 */
 
 	.align	4
 .Ljumptable:
@@ -81,7 +81,7 @@ ENTRY (__vfork)
 
 	/* Use syscall 'clone'.  Set new stack pointer to the same address.  */
 	movi	a2, SYS_ify (clone)
- 	movi	a3, 0
+	movi	a3, 0
 	movi	a6, CLONE_VM | CLONE_VFORK | SIGCHLD
         syscall
 
@@ -95,7 +95,7 @@ ENTRY (__vfork)
 
 	bgeu	a6, a5, 1f
 	jx	a7
-1:	call4	.Lerr			// returns to original caller
+1:	call4	.Lerr			/* returns to original caller */
 
 
 	/* a11: return address */
@@ -121,7 +121,7 @@ ENTRY (__vfork)
 
 	bgeu	a10, a9, 1f
 	jx	a11
-1:	call8	.Lerr			// returns to original caller
+1:	call8	.Lerr			/* returns to original caller */
 
 
 	/* a15: return address */
@@ -148,18 +148,18 @@ ENTRY (__vfork)
 
 	bgeu	a14, a13, 1f
 	jx	a15
-1:	call12	.Lerr			// returns to original caller
+1:	call12	.Lerr			/* returns to original caller */
 
 
 	.align 4
 .Lerr:	entry	a1, 16
 
 	/* Restore the return address.  */
-	extui	a4, a0, 30, 2		// get the call-size bits
+	extui	a4, a0, 30, 2		/* get the call-size bits */
 	slli	a4, a4, 30
-	slli	a3, a3, 2		// clear high bits of target address
+	slli	a3, a3, 2		/* clear high bits of target address */
 	srli	a3, a3, 2
-	or	a0, a3, a4		// combine them
+	or	a0, a3, a4		/* combine them */
 
 	PSEUDO_END (__vfork)
 .Lpseudo_end:
diff --git a/libc/sysdeps/linux/xtensa/windowspill.S b/libc/sysdeps/linux/xtensa/windowspill.S
index a63771756..1487f079f 100644
--- a/libc/sysdeps/linux/xtensa/windowspill.S
+++ b/libc/sysdeps/linux/xtensa/windowspill.S
@@ -26,8 +26,8 @@
 	.type   __window_spill, @function
 __window_spill:
 	entry	a1, 48
-        bbci.l  a0, 31, .L4		// branch if called with call4
-        bbsi.l  a0, 30, .L12		// branch if called with call12
+        bbci.l  a0, 31, .L4		/* branch if called with call4 */
+        bbsi.l  a0, 30, .L12		/* branch if called with call12 */
 
 	/* Called with call8: touch register NUM_REGS-12 (4/20/52) */
 .L8:
@@ -36,18 +36,18 @@ __window_spill:
 	retw
 
 	.align	4
-1:	_entry	a1, 48			// touch NUM_REGS-24 (x/8/40)
+1:	_entry	a1, 48			/* touch NUM_REGS-24 (x/8/40) */
 
 #if XCHAL_NUM_AREGS == 32
 	mov	a8, a0
 	retw
 #else
 	mov	a12, a0
-	_entry	a1, 48			// touch NUM_REGS-36 (x/x/28)
+	_entry	a1, 48			/* touch NUM_REGS-36 (x/x/28) */
 	mov	a12, a0
-	_entry	a1, 48			// touch NUM_REGS-48 (x/x/16)
+	_entry	a1, 48			/* touch NUM_REGS-48 (x/x/16) */
 	mov	a12, a0
-	_entry	a1, 16			// touch NUM_REGS-60 (x/x/4)
+	_entry	a1, 16			/* touch NUM_REGS-60 (x/x/4) */
 #endif
 #endif
 	mov	a4, a0
@@ -62,14 +62,14 @@ __window_spill:
 	retw
 
 	.align	4
-1:	_entry	a1, 48			// touch NUM_REGS-20 (x/12/44)
+1:	_entry	a1, 48			/* touch NUM_REGS-20 (x/12/44) */
 	mov	a12, a0
 #if XCHAL_NUM_AREGS > 32
-	_entry	a1, 48			// touch NUM_REGS-32 (x/x/32)
+	_entry	a1, 48			/* touch NUM_REGS-32 (x/x/32) */
 	mov	a12, a0
-	_entry	a1, 48			// touch NUM_REGS-44 (x/x/20)
+	_entry	a1, 48			/* touch NUM_REGS-44 (x/x/20) */
 	mov	a12, a0
-	_entry	a1, 48			// touch NUM_REGS-56 (x/x/8)
+	_entry	a1, 48			/* touch NUM_REGS-56 (x/x/8) */
 	mov	a8, a0
 #endif
 #endif
@@ -82,14 +82,14 @@ __window_spill:
 	retw
 
 	.align	4
-1:	_entry	a1, 48			// touch NUM_REGS-28 (x/4/36)
+1:	_entry	a1, 48			/* touch NUM_REGS-28 (x/4/36) */
 #if XCHAL_NUM_AREGS == 32
 	mov	a4, a0
 #else
 	mov	a12, a0
-	_entry	a1, 48			// touch NUM_REGS-40 (x/x/24)
+	_entry	a1, 48			/* touch NUM_REGS-40 (x/x/24) */
 	mov	a12, a0
-	_entry	a1, 48			// touch NUM_REGS-52 (x/x/12)
+	_entry	a1, 48			/* touch NUM_REGS-52 (x/x/12) */
 	mov	a12, a0
 #endif
 #endif