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| author | Richard Kenner <kenner@gcc.gnu.org> | 1996-04-16 11:33:00 -0400 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 1996-04-16 11:33:00 -0400 |
| commit | 7a13fe96ddc17b92d91fa534cb8e3b1716cb56f9 (patch) | |
| tree | 667ec94961ca9d3ebe65efa54d376984c03d2be9 | |
| parent | 3cabb540d5ad6effe3d9eea9212b9d6b9ad0c5d0 (diff) | |
| download | gcc-7a13fe96ddc17b92d91fa534cb8e3b1716cb56f9.zip gcc-7a13fe96ddc17b92d91fa534cb8e3b1716cb56f9.tar.gz gcc-7a13fe96ddc17b92d91fa534cb8e3b1716cb56f9.tar.bz2 | |
(MULL_COST, MULW_COST, RTX_COSTS): Add costs for TARGET_68060.
From-SVN: r11817
| -rw-r--r-- | gcc/config/m68k/m68k.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/gcc/config/m68k/m68k.h b/gcc/config/m68k/m68k.h index 8c020be..262c0da 100644 --- a/gcc/config/m68k/m68k.h +++ b/gcc/config/m68k/m68k.h @@ -1437,8 +1437,8 @@ __transfer_from_trampoline () \ relative to an average of the time for add and the time for shift, taking away a little more because sometimes move insns are needed. */ /* div?.w is relatively cheaper on 68000 counted in COSTS_N_INSNS terms. */ -#define MULL_COST (TARGET_68040 ? 5 : 13) -#define MULW_COST (TARGET_68040 ? 3 : TARGET_68020 ? 8 : 5) +#define MULL_COST (TARGET_68060 ? 2 : TARGET_68040 ? 5 : 13) +#define MULW_COST (TARGET_68060 ? 2 : TARGET_68040 ? 3 : TARGET_68020 ? 8 : 5) #define DIVW_COST (TARGET_68020 ? 27 : 12) #define RTX_COSTS(X,CODE,OUTER_CODE) \ @@ -1456,7 +1456,9 @@ __transfer_from_trampoline () \ break; \ case ASHIFT: \ case ASHIFTRT: \ - case LSHIFTRT: \ + case LSHIFTRT: \ + if (TARGET_68060) \ + return COSTS_N_INSNS(1); \ if (! TARGET_68020) \ { \ if (GET_CODE (XEXP (X, 1)) == CONST_INT) \ |