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(SECONDARY_INPUT_RELOAD_CLASS): Define.

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From-SVN: r13047
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Joern Rennecke 1996-10-28 14:06:28 +00:00
parent 7f74cc8d20
commit 0f68f06bf4
1 changed files with 15 additions and 0 deletions
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15
gcc/config/sh/sh.h
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@ -585,6 +585,21 @@ extern enum reg_class reg_class_from_letter[];
#define PREFERRED_RELOAD_CLASS(X, CLASS) CLASS
/* ??? Should make FPUL register a nn-fixed register and make it's
use explicit in the rtl; then change this definition here to
... ? FPUL_REGS : NO_REGS) . */
#define SECONDARY_OUTPUT_RELOAD_CLASS(CLASS,MODE,X) \
((((CLASS == FP_REGS || CLASS == FP0_REGS) \
&& GET_CODE (X) == REG && REGNO (X) <= AP_REG) \
|| (CLASS == GENERAL_REGS && GET_CODE (X) == REG \
&& REGNO (X) <= FIRST_FP_REG && REGNO (X) >= LAST_FP_REG)) \
? /* FPUL_REGS */ NO_REGS : NO_REGS)
#define SECONDARY_INPUT_RELOAD_CLASS(CLASS,MODE,X) \
(((CLASS == FP_REGS || CLASS == FP0_REGS) && immediate_operand (X, MODE)\
&& ! (fp_one_operand (X) || fp_one_operand (X))) \
? R0_REGS : SECONDARY_OUTPUT_RELOAD_CLASS(CLASS,MODE,X))
/* Return the maximum number of consecutive registers
needed to represent mode MODE in a register of class CLASS.