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authoramylaar <amylaar@138bc75d-0d04-0410-961f-82ee72b054a4>2003-05-20 15:48:03 +0000
committeramylaar <amylaar@138bc75d-0d04-0410-961f-82ee72b054a4>2003-05-20 15:48:03 +0000
commit0ec45dc17cab18e9c8c53d8d2c5d0855e2ca1674 (patch)
treea6d10f6fbb4dd721d05944dd45424a384fb49749 /gcc/config
parent70b62d5f91a7a7cb2a7bf1392f0b96697112df06 (diff)
downloadppe42-gcc-0ec45dc17cab18e9c8c53d8d2c5d0855e2ca1674.tar.gz
ppe42-gcc-0ec45dc17cab18e9c8c53d8d2c5d0855e2ca1674.zip
* sh.c (sh_register_move_cost): Add clase for moving between
FP registers and MAC registers. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@67028 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config')
-rw-r--r--gcc/config/sh/sh.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/config/sh/sh.c b/gcc/config/sh/sh.c
index 45c7769215b..90bee49dec0 100644
--- a/gcc/config/sh/sh.c
+++ b/gcc/config/sh/sh.c
@@ -8243,6 +8243,10 @@ sh_register_move_cost (mode, srcclass, dstclass)
&& REGCLASS_HAS_FP_REG (dstclass))
return 4;
+ if ((REGCLASS_HAS_FP_REG (dstclass) && srcclass == MAC_REGS)
+ || (dstclass== MAC_REGS && REGCLASS_HAS_FP_REG (srcclass)))
+ return 9;
+
if ((REGCLASS_HAS_FP_REG (dstclass)
&& REGCLASS_HAS_GENERAL_REG (srcclass))
|| (REGCLASS_HAS_GENERAL_REG (dstclass)
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