codeclib: don't mark the outputs for the coldfire X(N)PROD_R asm macros as earlyclobbers as they are not, lets gcc produce better code. Speedup of 0.2-0.3MHz for codecs using the mdct, (larger speedup when building with gcc 4.4).

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28650 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 3 insertions, 3 deletions

diff --git a/apps/codecs/lib/asm_mcf5249.h b/apps/codecs/lib/asm_mcf5249.h
index 12b69c9e51..9be92d2f2d 100644
--- a/apps/codecs/lib/asm_mcf5249.h
+++ b/apps/codecs/lib/asm_mcf5249.h
@@ -117,7 +117,7 @@ void XNPROD31(int32_t  a, int32_t  b,
                 "asr.l #1, %[x];" \
                 "movclr.l %%acc1, %[y];" \
                 "asr.l #1, %[y];" \
-                : [x] "=&d" (_x), [y] "=&d" (_y) \
+                : [x] "=d" (_x), [y] "=d" (_y) \
                 : [a] "r" (_a), [b] "r" (_b), \
                   [t] "r" (_t), [v] "r" (_v) \
                 : "cc");
@@ -129,7 +129,7 @@ void XNPROD31(int32_t  a, int32_t  b,
                 "msac.l %[a], %[v], %%acc1;" \
                 "movclr.l %%acc0, %[x];" \
                 "movclr.l %%acc1, %[y];" \
-                : [x] "=&d" (_x), [y] "=&d" (_y) \
+                : [x] "=d" (_x), [y] "=d" (_y) \
                 : [a] "r" (_a), [b] "r" (_b), \
                   [t] "r" (_t), [v] "r" (_v) \
                 : "cc");
@@ -141,7 +141,7 @@ void XNPROD31(int32_t  a, int32_t  b,
                 "mac.l %[a], %[v], %%acc1;" \
                 "movclr.l %%acc0, %[x];" \
                 "movclr.l %%acc1, %[y];" \
-                : [x] "=&d" (_x), [y] "=&d" (_y) \
+                : [x] "=d" (_x), [y] "=d" (_y) \
                 : [a] "r" (_a), [b] "r" (_b), \
                   [t] "r" (_t), [v] "r" (_v) \
                 : "cc");