(mips umul_ppmm): Use `l' and `h' constraints; remove mflo and mfhi

instructions. From-SVN: r10425

(mips umul_ppmm): Use `l' and `h' constraints; remove mflo and mfhi
instructions. From-SVN: r10425
df138bc2 · Richard Kenner · 3e8f1dc0 · df138bc2
Commit df138bc2 authored Oct 03, 1995 by Richard Kenner
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Showing with 3 additions and 5 deletions

gcc/longlong.h
+3 -5

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--- a/gcc/longlong.h
+++ b/gcc/longlong.h
@@ -552,11 +552,9 @@

 #if defined (__mips__)
 #define umul_ppmm(w1, w0, u, v) \
-  __asm__ ("multu %2,%3
-	mflo %0
-	mfhi %1"							\
-	   : "=d" ((USItype)(w0)),					\
-	     "=d" ((USItype)(w1))					\
+  __asm__ ("multu %2,%3"						\
+	   : "=l" ((USItype)(w0)),					\
+	     "=h" ((USItype)(w1))					\
 	   : "d" ((USItype)(u)),					\
 	     "d" ((USItype)(v)))
 #define UMUL_TIME 10