qemu/tcg/ppc/tcg-target-con-str.h
Richard Henderson b41b43a477 tcg/ppc: Adjust constraints on qemu_ld/st
The softmmu tlb uses TCG_REG_{TMP1,TMP2,R0}, not any of the normally
available registers.  Now that we handle overlap betwen inputs and
helper arguments, we can allow any allocatable reg.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-05-11 09:53:41 +01:00

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/* SPDX-License-Identifier: MIT */
/*
* Define PowerPC target-specific operand constraints.
* Copyright (c) 2021 Linaro
*/
/*
* Define constraint letters for register sets:
* REGS(letter, register_mask)
*/
REGS('r', ALL_GENERAL_REGS)
REGS('v', ALL_VECTOR_REGS)
REGS('A', 1u << TCG_REG_R3)
REGS('B', 1u << TCG_REG_R4)
REGS('C', 1u << TCG_REG_R5)
REGS('D', 1u << TCG_REG_R6)
/*
* Define constraint letters for constants:
* CONST(letter, TCG_CT_CONST_* bit set)
*/
CONST('I', TCG_CT_CONST_S16)
CONST('J', TCG_CT_CONST_U16)
CONST('M', TCG_CT_CONST_MONE)
CONST('T', TCG_CT_CONST_S32)
CONST('U', TCG_CT_CONST_U32)
CONST('W', TCG_CT_CONST_WSZ)
CONST('Z', TCG_CT_CONST_ZERO)