diff options
Diffstat (limited to 'gcc/config/ia64/ia64.h')
| -rw-r--r-- | gcc/config/ia64/ia64.h | 18 |
1 files changed, 0 insertions, 18 deletions
diff --git a/gcc/config/ia64/ia64.h b/gcc/config/ia64/ia64.h index cdb91a3..7eefa44 100644 --- a/gcc/config/ia64/ia64.h +++ b/gcc/config/ia64/ia64.h @@ -767,24 +767,6 @@ enum reg_class #define SECONDARY_RELOAD_CLASS(CLASS, MODE, X) \ ia64_secondary_reload_class (CLASS, MODE, X) -/* Certain machines have the property that some registers cannot be copied to - some other registers without using memory. Define this macro on those - machines to be a C expression that is nonzero if objects of mode M in - registers of CLASS1 can only be copied to registers of class CLASS2 by - storing a register of CLASS1 into memory and loading that memory location - into a register of CLASS2. */ - -#if 0 -/* ??? May need this, but since we've disallowed XFmode in GR_REGS, - I'm not quite sure how it could be invoked. The normal problems - with unions should be solved with the addressof fiddling done by - movxf and friends. */ -#define SECONDARY_MEMORY_NEEDED(CLASS1, CLASS2, MODE) \ - (((MODE) == XFmode || (MODE) == XCmode) \ - && (((CLASS1) == GR_REGS && (CLASS2) == FR_REGS) \ - || ((CLASS1) == FR_REGS && (CLASS2) == GR_REGS))) -#endif - /* A C expression for the maximum number of consecutive registers of class CLASS needed to hold a value of mode MODE. This is closely related to TARGET_HARD_REGNO_NREGS. */ |