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| author | J"orn Rennecke <joern.rennecke@superh.com> | 2003-05-20 15:48:03 +0000 |
|---|---|---|
| committer | Joern Rennecke <amylaar@gcc.gnu.org> | 2003-05-20 16:48:03 +0100 |
| commit | a60a9553a1193112da334f4acb4b705c3f4745a5 (patch) | |
| tree | a6d10f6fbb4dd721d05944dd45424a384fb49749 /gcc | |
| parent | 669e91abfa0d4790724c482cc09b2e2c3e593824 (diff) | |
| download | gcc-a60a9553a1193112da334f4acb4b705c3f4745a5.zip gcc-a60a9553a1193112da334f4acb4b705c3f4745a5.tar.gz gcc-a60a9553a1193112da334f4acb4b705c3f4745a5.tar.bz2 | |
sh.c (sh_register_move_cost): Add clase for moving between FP registers and MAC registers.
* sh.c (sh_register_move_cost): Add clase for moving between
FP registers and MAC registers.
From-SVN: r67028
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/sh/sh.c | 4 |
2 files changed, 9 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index fb77616..b4b1065 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2003-05-20 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.c (sh_register_move_cost): Add clase for moving between + FP registers and MAC registers. + 2003-05-19 John David Anglin <dave.anglin@nrc-gnrc.gc.ca> * pa/milli64.S ($$mulI): Fix typo. diff --git a/gcc/config/sh/sh.c b/gcc/config/sh/sh.c index 45c7769..90bee49 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) |