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- From 6cbb9f4c247c5361b8c165fbb40b4118d5d7c0e5 Mon Sep 17 00:00:00 2001
- From: Andreas Schwab <schwab@linux-m68k.org>
- Date: Mon, 25 Apr 2016 11:59:14 +0200
- Subject: [PATCH] Fix asm constraints in aarch64 multiply macro
- All operands must be register operands and the output operands are early
- clobbered.
- ---
- Zend/zend_multiply.h | 4 ++--
- 1 file changed, 2 insertions(+), 2 deletions(-)
- diff --git a/Zend/zend_multiply.h b/Zend/zend_multiply.h
- index dfd21f7..651dd43 100644
- --- a/Zend/zend_multiply.h
- +++ b/Zend/zend_multiply.h
- @@ -53,8 +53,8 @@
- __asm__("mul %0, %2, %3\n" \
- "smulh %1, %2, %3\n" \
- "sub %1, %1, %0, asr #63\n" \
- - : "=X"(__tmpvar), "=X"(usedval) \
- - : "X"(a), "X"(b)); \
- + : "=&r"(__tmpvar), "=&r"(usedval) \
- + : "r"(a), "r"(b)); \
- if (usedval) (dval) = (double) (a) * (double) (b); \
- else (lval) = __tmpvar; \
- } while (0)
- --
- 2.8.0
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