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tcg/s390x: Check for extended-immediate facility at startup

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The extended-immediate facility was introduced in z9-109,
which itself was end-of-life in 2017.

Reviewed-by: Ilya Leoshkevich <iii@linux.ibm.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2022-12-07 16:28:07 +00:00
parent 761ea52213
commit 3e25f7da9a
2 changed files with 72 additions and 163 deletions
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4
tcg/s390x/tcg-target.h
View file

@ -56,10 +56,10 @@ typedef enum TCGReg {
#define FACILITY_ZARCH_ACTIVE 2
#define FACILITY_LONG_DISP 18
#define FACILITY_EXT_IMM 21
/* Facilities that are checked at runtime. */
#define FACILITY_EXT_IMM 21
#define FACILITY_GEN_INST_EXT 34
#define FACILITY_LOAD_ON_COND 45
#define FACILITY_FAST_BCR_SER FACILITY_LOAD_ON_COND
@ -126,7 +126,7 @@ extern uint64_t s390_facilities[3];
#define TCG_TARGET_HAS_eqv_i64 0
#define TCG_TARGET_HAS_nand_i64 0
#define TCG_TARGET_HAS_nor_i64 0
#define TCG_TARGET_HAS_clz_i64 HAVE_FACILITY(EXT_IMM)
#define TCG_TARGET_HAS_clz_i64 1
#define TCG_TARGET_HAS_ctz_i64 0
#define TCG_TARGET_HAS_ctpop_i64 0
#define TCG_TARGET_HAS_deposit_i64 HAVE_FACILITY(GEN_INST_EXT)