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authorRichard Henderson <richard.henderson@linaro.org>2022-07-08 20:45:08 +0530
committerPeter Maydell <peter.maydell@linaro.org>2022-07-11 13:19:35 +0100
commitccb1cefc3858a800986d88bddbeb781b236b0e63 (patch)
tree42fedbad7e05fc5110c78fcd135e5bcf481096e2 /target
parente1d1a64326634a3bd4c4e93ffeea1c970bb152ff (diff)
target/arm: Mark LDFF1 and LDNF1 as non-streaming
Mark these as a non-streaming instructions, which should trap if full a64 support is not enabled in streaming mode. Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Message-id: 20220708151540.18136-14-richard.henderson@linaro.org Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target')
-rw-r--r--target/arm/sme-fa64.decode2
-rw-r--r--target/arm/translate-sve.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/target/arm/sme-fa64.decode b/target/arm/sme-fa64.decode
index 7d4c33fb5b..2b5432bf85 100644
--- a/target/arm/sme-fa64.decode
+++ b/target/arm/sme-fa64.decode
@@ -59,7 +59,5 @@ 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 1010 010- ---- ---- 011- ---- ---- ---- # SVE contiguous FF load (scalar+scalar)
-FAIL 1010 010- ---1 ---- 101- ---- ---- ---- # SVE contiguous NF load (scalar+imm)
FAIL 1010 010- -01- ---- 000- ---- ---- ---- # SVE load & replicate 32 bytes (scalar+scalar)
FAIL 1010 010- -010 ---- 001- ---- ---- ---- # SVE load & replicate 32 bytes (scalar+imm)
diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index bbf3bf2119..5182ee4c06 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -4805,6 +4805,7 @@ static bool trans_LDFF1_zprr(DisasContext *s, arg_rprr_load *a)
if (!dc_isar_feature(aa64_sve, s)) {
return false;
}
+ s->is_nonstreaming = true;
if (sve_access_check(s)) {
TCGv_i64 addr = new_tmp_a64(s);
tcg_gen_shli_i64(addr, cpu_reg(s, a->rm), dtype_msz(a->dtype));
@@ -4906,6 +4907,7 @@ static bool trans_LDNF1_zpri(DisasContext *s, arg_rpri_load *a)
if (!dc_isar_feature(aa64_sve, s)) {
return false;
}
+ s->is_nonstreaming = true;
if (sve_access_check(s)) {
int vsz = vec_full_reg_size(s);
int elements = vsz >> dtype_esz[a->dtype];