From: Jim Wilson <wilson@gcc.gnu.org>
Date: Tue, 5 Oct 1993 20:42:25 +0000 (-0700)
Subject: (CLASS_MAX_NREGS): For DFmode and !TARGET_FLOAT64 case,
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b206a75783f8f5a05bb90cad311592c7b717e97c;p=gcc.git

(CLASS_MAX_NREGS): For DFmode and !TARGET_FLOAT64 case,

return 2 not 4.
(CLASS_UNITS): Take size parameter instead of num (words).

From-SVN: r5618
---

diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h
index 001bd3b8cce..59af3dabc95 100644
--- a/gcc/config/mips/mips.h
+++ b/gcc/config/mips/mips.h
@@ -1472,15 +1472,15 @@ extern enum reg_class mips_char_to_class[];
 /* Return the maximum number of consecutive registers
    needed to represent mode MODE in a register of class CLASS.  */
 
-#define CLASS_UNITS(mode, num)						\
-  ((GET_MODE_SIZE (mode) + ((num) * UNITS_PER_WORD) - 1) / ((num) * UNITS_PER_WORD))
+#define CLASS_UNITS(mode, size)						\
+  ((GET_MODE_SIZE (mode) + (size) - 1) / (size))
 
 #define CLASS_MAX_NREGS(CLASS, MODE)					\
-  (((CLASS) == FP_REGS && TARGET_FLOAT64)				\
-	? CLASS_UNITS (MODE, 2)						\
-	: (((CLASS) == FP_REGS)						\
-		? (2*CLASS_UNITS (MODE, 1))				\
-		: CLASS_UNITS (MODE, 1)))
+  ((CLASS) == FP_REGS							\
+   ? (TARGET_FLOAT64							\
+      ? CLASS_UNITS (MODE, 8)						\
+      : 2 * CLASS_UNITS (MODE, 8))					\
+   : CLASS_UNITS (MODE, UNITS_PER_WORD))
 
 /* If defined, this is a C expression whose value should be
    nonzero if the insn INSN has the effect of mysteriously