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[PULL,04/45] target/arm: Mark ADR as non-streaming

Message ID 20220711135750.765803-5-peter.maydell@linaro.org
State Not Applicable
Headers show
Series [PULL,01/45] target/arm: Handle SME in aarch64_cpu_dump_state | expand

Commit Message

Peter Maydell July 11, 2022, 1:57 p.m. UTC 
From: Richard Henderson <richard.henderson@linaro.org>

Mark ADR as a non-streaming instruction, which should trap
if full a64 support is not enabled in streaming mode.

Removing entries from sme-fa64.decode is an easy way to see
what remains to be done.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220708151540.18136-5-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 target/arm/translate.h     | 7 +++++++
 target/arm/sme-fa64.decode | 1 -
 target/arm/translate-sve.c | 8 ++++----
 3 files changed, 11 insertions(+), 5 deletions(-)
diff mbox series

Patch

diff --git a/target/arm/translate.h b/target/arm/translate.h
index cbc907c7516..e2e619dab25 100644
--- a/target/arm/translate.h
+++ b/target/arm/translate.h
@@ -566,4 +566,11 @@  uint64_t asimd_imm_const(uint32_t imm, int cmode, int op);
     static bool trans_##NAME(DisasContext *s, arg_##NAME *a) \
     { return dc_isar_feature(FEAT, s) && FUNC(s, __VA_ARGS__); }
 
+#define TRANS_FEAT_NONSTREAMING(NAME, FEAT, FUNC, ...)            \
+    static bool trans_##NAME(DisasContext *s, arg_##NAME *a)      \
+    {                                                             \
+        s->is_nonstreaming = true;                                \
+        return dc_isar_feature(FEAT, s) && FUNC(s, __VA_ARGS__);  \
+    }
+
 #endif /* TARGET_ARM_TRANSLATE_H */
diff --git a/target/arm/sme-fa64.decode b/target/arm/sme-fa64.decode
index 3d90837fc7c..73c71abc462 100644
--- a/target/arm/sme-fa64.decode
+++ b/target/arm/sme-fa64.decode
@@ -59,7 +59,6 @@  FAIL    0001 1110 0111 1110 0000 00-- ---- ----   # FJCVTZS
 #       --11 1100 --1- ---- ---- ---- ---- --10   # Load/store FP register (register offset)
 #       --11 1101 ---- ---- ---- ---- ---- ----   # Load/store FP register (scaled imm)
 
-FAIL    0000 0100 --1- ---- 1010 ---- ---- ----   # ADR
 FAIL    0000 0100 --1- ---- 1011 -0-- ---- ----   # FTSSEL, FEXPA
 FAIL    0000 0101 --10 0001 100- ---- ---- ----   # COMPACT
 FAIL    0010 0101 --01 100- 1111 000- ---0 ----   # RDFFR, RDFFRS
diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index 62b5f3040c7..5d1db0d3ff9 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -1320,10 +1320,10 @@  static bool do_adr(DisasContext *s, arg_rrri *a, gen_helper_gvec_3 *fn)
     return gen_gvec_ool_zzz(s, fn, a->rd, a->rn, a->rm, a->imm);
 }
 
-TRANS_FEAT(ADR_p32, aa64_sve, do_adr, a, gen_helper_sve_adr_p32)
-TRANS_FEAT(ADR_p64, aa64_sve, do_adr, a, gen_helper_sve_adr_p64)
-TRANS_FEAT(ADR_s32, aa64_sve, do_adr, a, gen_helper_sve_adr_s32)
-TRANS_FEAT(ADR_u32, aa64_sve, do_adr, a, gen_helper_sve_adr_u32)
+TRANS_FEAT_NONSTREAMING(ADR_p32, aa64_sve, do_adr, a, gen_helper_sve_adr_p32)
+TRANS_FEAT_NONSTREAMING(ADR_p64, aa64_sve, do_adr, a, gen_helper_sve_adr_p64)
+TRANS_FEAT_NONSTREAMING(ADR_s32, aa64_sve, do_adr, a, gen_helper_sve_adr_s32)
+TRANS_FEAT_NONSTREAMING(ADR_u32, aa64_sve, do_adr, a, gen_helper_sve_adr_u32)
 
 /*
  *** SVE Integer Misc - Unpredicated Group