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re PR target/13292 (-msoft-float seems to corrupt builtin defines)

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PR target/13292
	* config/m68k/m68k.h (TARGET_SWITCHES): Don't remove MASK_68040_ONLY
	on -msoft-float.
	(TARGET_FLT_EVAL_METHOD): Don't advertise extended precision for
	68040 and soft-float.
	* config/m68k/m68k.md (truncdfsf2): Explicitly require TARGET_68881
	in the TARGET_68040_ONLY case.

From-SVN: r83268
This commit is contained in:
Bernardo Innocenti 2004-06-17 00:10:39 +02:00
parent 18cf0da278
commit a7d840c7b5
3 changed files with 14 additions and 4 deletions
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12
gcc/ChangeLog
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@ -1,4 +1,14 @@
2004-06-15 Peter Barada <peter@the-baradas.com>
2004-06-16 Bernardo Innocenti <bernie@develer.com>
PR target/13292
* config/m68k/m68k.h (TARGET_SWITCHES): Don't remove MASK_68040_ONLY
on -msoft-float.
(TARGET_FLT_EVAL_METHOD): Don't advertise extended precision for
68040 and soft-float.
* config/m68k/m68k.md (truncdfsf2): Explicitly require TARGET_68881
in the TARGET_68040_ONLY case.
2004-06-16 Peter Barada <peter@the-baradas.com>
* config/m68k/m68k.md (movsi_cfv4): New pattern to allow mov3q.
(movsi_cf): Make named, don't match TARGET_CFV4.

4
gcc/config/m68k/m68k.h
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@ -257,7 +257,7 @@ extern int target_flags;
{ "noshort", - MASK_SHORT, \
N_("Consider type `int' to be 32 bits wide") }, \
{ "68881", MASK_68881, "" }, \
{ "soft-float", - (MASK_68040_ONLY|MASK_68881), \
{ "soft-float", - MASK_68881, \
N_("Generate code with library calls for floating point") }, \
{ "68020-40", -(MASK_ALL_CF_BITS|MASK_68060|MASK_68040_ONLY), \
N_("Generate code for a 68040, without any new instructions") }, \
@ -355,7 +355,7 @@ extern int target_flags;
/* target machine storage layout */
#define LONG_DOUBLE_TYPE_SIZE 96
#define TARGET_FLT_EVAL_METHOD (TARGET_68040_ONLY ? 0 : 2)
#define TARGET_FLT_EVAL_METHOD ((TARGET_68040_ONLY || ! TARGET_68881) ? 0 : 2)
#define BITS_BIG_ENDIAN 1
#define BYTES_BIG_ENDIAN 1

2
gcc/config/m68k/m68k.md
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@ -1548,7 +1548,7 @@
[(set (match_operand:SF 0 "nonimmediate_operand" "=f")
(float_truncate:SF
(match_operand:DF 1 "general_operand" "fmG")))]
"TARGET_68040_ONLY"
"TARGET_68881 && TARGET_68040_ONLY"
{
if (FP_REG_P (operands[1]))
return "f%$move%.x %1,%0";