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pa.c (secondary_reload_class): SAR<->FP copies require a secondary register.

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* pa.c (secondary_reload_class): SAR<->FP copies require a
        secondary register.

From-SVN: r41379
This commit is contained in:
Jeffrey A Law 2001-04-16 15:13:32 +00:00 committed by Jeff Law
parent 3bcd50fe2a
commit 26ee120d31
2 changed files with 10 additions and 0 deletions
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3
gcc/ChangeLog
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@ -1,5 +1,8 @@
Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
* pa.c (secondary_reload_class): SAR<->FP copies require a
secondary register.
* install.texi (mips-mips-bsd): Update list of functions
required to include memmove.
* tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly

7
gcc/config/pa/pa.c
View File

@ -4694,6 +4694,13 @@ secondary_reload_class (class, mode, in)
|| (class == SHIFT_REGS && (regno <= 0 || regno >= 32)))
return GENERAL_REGS;
/* A SAR<->FP register copy requires a secondary register (GPR) as
well as secondary memory. */
if (regno >= 0 && regno < FIRST_PSEUDO_REGISTER
&& ((REGNO_REG_CLASS (regno) == SHIFT_REGS && FP_REG_CLASS_P (class))
|| (class == SHIFT_REGS && FP_REG_CLASS_P (REGNO_REG_CLASS (regno)))))
return GENERAL_REGS;
if (GET_CODE (in) == HIGH)
in = XEXP (in, 0);