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authorRoland McGrath <roland@hack.frob.com>2013-03-15 09:31:56 -0700
committerRoland McGrath <roland@hack.frob.com>2013-03-15 09:31:56 -0700
commita7ac752299cb61f3140ab76c6f0a4ed46f52df55 (patch)
tree52798d8cb03569a69f00b7950dfdbf226415ca09 /ports/sysdeps/arm/add_n.S
parentef26eece6331a1f6d959818e37c438cc7ce68e53 (diff)
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ARM: sfi_breg assembler macro
Diffstat (limited to 'ports/sysdeps/arm/add_n.S')
-rw-r--r--ports/sysdeps/arm/add_n.S27
1 files changed, 18 insertions, 9 deletions
diff --git a/ports/sysdeps/arm/add_n.S b/ports/sysdeps/arm/add_n.S
index 52927d997d..c6b0147972 100644
--- a/ports/sysdeps/arm/add_n.S
+++ b/ports/sysdeps/arm/add_n.S
@@ -52,31 +52,40 @@ ENTRY (FUNC)
 	add	lr, r1, r3, lsl #2	/* compute end src1 */
 	beq	1f
 
-	ldr	r4, [r1], #4		/* do one to make count even */
-	ldr	r5, [r2], #4
+	sfi_breg r1, \
+	ldr	r4, [\B], #4		/* do one to make count even */
+	sfi_breg r2, \
+	ldr	r5, [\B], #4
 	OPC	r4, r4, r5
 	teq	r1, lr			/* end of count? (preserve carry) */
-	str	r4, [r0], #4
+	sfi_breg r0, \
+	str	r4, [\B], #4
 	beq	9f
 1:
 	tst	r3, #2			/* count & 2 == 2?  */
 	beq	2f
-	ldm	r1!, { r4, r5 }		/* do two to make count 0 mod 4 */
-	ldm	r2!, { r6, r7 }
+	sfi_breg r1, \
+	ldm	\B!, { r4, r5 }		/* do two to make count 0 mod 4 */
+	sfi_breg r2, \
+	ldm	\B!, { r6, r7 }
 	OPC	r4, r4, r6
 	OPC	r5, r5, r7
 	teq	r1, lr			/* end of count? */
-	stm	r0!, { r4, r5 }
+	sfi_breg r0, \
+	stm	\B!, { r4, r5 }
 	beq	9f
 2:
-	ldm	r1!, { r3, r5, r7, r10 }	/* do four each loop */
-	ldm	r2!, { r4, r6, r8, ip }
+	sfi_breg r1, \
+	ldm	\B!, { r3, r5, r7, r10 }	/* do four each loop */
+	sfi_breg r2, \
+	ldm	\B!, { r4, r6, r8, ip }
 	OPC	r3, r3, r4
 	OPC	r5, r5, r6
 	OPC	r7, r7, r8
 	OPC	r10, r10, ip
 	teq	r1, lr
-	stm	r0!, { r3, r5, r7, r10 }
+	sfi_breg r0, \
+	stm	\B!, { r3, r5, r7, r10 }
 	bne	2b
 
 9: