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tcg/tci: Remove TCG_CONST

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Restrict all operands to registers.  All constants will be forced
into registers by the middle-end.  Removing the difference in how
immediate integers were encoded will allow more code to be shared
between 32-bit and 64-bit operations.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-01-28 15:07:41 -10:00
parent 552672bae6
commit 2f74f45e32
4 changed files with 89 additions and 194 deletions
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3
tcg/tci/tcg-target.h
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@ -157,9 +157,6 @@ typedef enum {
TCG_AREG0 = TCG_REG_R14,
TCG_REG_CALL_STACK = TCG_REG_R15,
/* Special value UINT8_MAX is used by TCI to encode constant values. */
TCG_CONST = UINT8_MAX
} TCGReg;
/* Used for function call generation. */