OpenE2K/gcc
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

(MEMORY_MOVE_COST): Make processor-dependent.

Browse Source 
From-SVN: r7577
This commit is contained in:
Richard Kenner 1994-06-28 05:33:48 -04:00
parent bfbc641633
commit ab4a5fc941
1 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
gcc/config/rs6000/rs6000.h
View File

@ -485,7 +485,11 @@ extern char *rs6000_cpu_string;
On the RS/6000, bump this up a bit. */ On the RS/6000, bump this up a bit. */
#define MEMORY_MOVE_COST(MODE) 6 #define MEMORY_MOVE_COST(MODE) \
((GET_MODE_CLASS (MODE) == MODE_FLOAT \
&& (rs6000_cpu == PROCESSOR_RIOS1 || rs6000_cpu == PROCESSOR_PPC601) \
? 3 : 2) \
+ 4)
/* Specify the cost of a branch insn; roughly the number of extra insns that /* Specify the cost of a branch insn; roughly the number of extra insns that
should be added to avoid a branch. should be added to avoid a branch.