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tcg/s390x: Simplify constraints on qemu_ld/st

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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>
This commit is contained in:
Richard Henderson 2023-04-07 14:16:12 -07:00
parent 8b1b45971f
commit 9490142284
3 changed files with 12 additions and 27 deletions
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tcg/s390x/tcg-target-con-str.h
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@ -9,7 +9,6 @@
* REGS(letter, register_mask)
*/
REGS('r', ALL_GENERAL_REGS)
REGS('L', ALL_GENERAL_REGS & ~SOFTMMU_RESERVE_REGS)
REGS('v', ALL_VECTOR_REGS)
REGS('o', 0xaaaa) /* odd numbered general regs */