qemu-e2k/tcg/s390x/tcg-target-con-str.h
Richard Henderson 9490142284 tcg/s390x: Simplify constraints on qemu_ld/st
Adjust the softmmu tlb to use R0+R1, not any of the normally available
registers.  Since we handle overlap betwen inputs and helper arguments,
we can allow any allocatable reg.

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

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C

/* SPDX-License-Identifier: MIT */
/*
* Define S390 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('o', 0xaaaa) /* odd numbered general regs */
/*
* Define constraint letters for constants:
* CONST(letter, TCG_CT_CONST_* bit set)
*/
CONST('A', TCG_CT_CONST_S33)
CONST('I', TCG_CT_CONST_S16)
CONST('J', TCG_CT_CONST_S32)
CONST('K', TCG_CT_CONST_P32)
CONST('N', TCG_CT_CONST_INV)
CONST('R', TCG_CT_CONST_INVRISBG)
CONST('Z', TCG_CT_CONST_ZERO)