+2003-05-19 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_class_max_nregs): Return the number of
+ words in the mode.
+
2003-05-19 Richard Sandiford <rsandifo@redhat.com>
* config/mips/mips.c (override_options): Disable explicit
return NO_REGS;
}
-/* This function returns the maximum number of consecutive registers
- needed to represent mode MODE in registers of class CLASS. */
+/* Implement CLASS_MAX_NREGS.
+
+ Usually all registers are word-sized. The only supported exception
+ is -mgp64 -msingle-float, which has 64-bit words but 32-bit float
+ registers. A word-based calculation is correct even in that case,
+ since -msingle-float disallows multi-FPR values. */
int
mips_class_max_nregs (class, mode)
- enum reg_class class;
+ enum reg_class class ATTRIBUTE_UNUSED;
enum machine_mode mode;
{
- if (class == FP_REGS)
- return FP_INC;
- else
- return (GET_MODE_SIZE (mode) + UNITS_PER_WORD - 1) / UNITS_PER_WORD;
+ return (GET_MODE_SIZE (mode) + UNITS_PER_WORD - 1) / UNITS_PER_WORD;
}
bool