Signed-off-by: Richard Henderson <[email protected]>
---
target/arm/cpu-features.h | 5 +++++
linux-user/aarch64/elfload.c | 1 +
target/arm/tcg/cpu64.c | 1 +
target/arm/tcg/translate-sve.c | 12 ++++++------
docs/system/arm/emulation.rst | 1 +
5 files changed, 14 insertions(+), 6 deletions(-)
diff --git a/target/arm/cpu-features.h b/target/arm/cpu-features.h
index 44dfc7d457..d3130fbe67 100644
--- a/target/arm/cpu-features.h
+++ b/target/arm/cpu-features.h
@@ -1605,6 +1605,11 @@ static inline bool isar_feature_aa64_ssve_aes(const
ARMISARegisters *id)
return FIELD_EX64_IDREG(id, ID_AA64SMFR0, AES);
}
+static inline bool isar_feature_aa64_ssve_bitperm(const ARMISARegisters *id)
+{
+ return FIELD_EX64_IDREG(id, ID_AA64SMFR0, SBITPERM);
+}
+
static inline bool isar_feature_aa64_ssve_f8fma(const ARMISARegisters *id)
{
return FIELD_EX64_IDREG(id, ID_AA64SMFR0, SF8FMA);
diff --git a/linux-user/aarch64/elfload.c b/linux-user/aarch64/elfload.c
index 7afbfca418..4359312ee3 100644
--- a/linux-user/aarch64/elfload.c
+++ b/linux-user/aarch64/elfload.c
@@ -181,6 +181,7 @@ abi_ulong get_elf_hwcap(CPUState *cs)
GET_FEATURE_ID(aa64_sve2p2, ARM_HWCAP_A64_SVE2P2);
GET_FEATURE_ID(aa64_sme2p2, ARM_HWCAP_A64_SME2P2);
GET_FEATURE_ID(aa64_sve_bfscale, ARM_HWCAP_A64_SVE_BFSCALE);
+ GET_FEATURE_ID(aa64_ssve_bitperm, ARM_HWCAP_A64_SME_SBITPERM);
return hwcaps;
}
diff --git a/target/arm/tcg/cpu64.c b/target/arm/tcg/cpu64.c
index 4a44d148e2..c7f8217cb3 100644
--- a/target/arm/tcg/cpu64.c
+++ b/target/arm/tcg/cpu64.c
@@ -1390,6 +1390,7 @@ void aarch64_max_tcg_initfn(Object *obj)
t = FIELD_DP64(t, ID_AA64SMFR0, STMOP, 1); /* FEAT_SME_TMOP */
t = FIELD_DP64(t, ID_AA64SMFR0, SFEXPA, 1); /* FEAT_SSVE_FEXPA */
t = FIELD_DP64(t, ID_AA64SMFR0, AES, 1); /* FEAT_SSVE_AES */
+ t = FIELD_DP64(t, ID_AA64SMFR0, SBITPERM, 1); /* FEAT_SSVE_BitPerm */
t = FIELD_DP64(t, ID_AA64SMFR0, SF8DP2, 1); /* FEAT_SSVE_FP8DOT2 */
t = FIELD_DP64(t, ID_AA64SMFR0, SF8DP4, 1); /* FEAT_SSVE_FP8DOT4 */
t = FIELD_DP64(t, ID_AA64SMFR0, SF8FMA, 1); /* FEAT_SSVE_FP8FMA */
diff --git a/target/arm/tcg/translate-sve.c b/target/arm/tcg/translate-sve.c
index 0b522e22ef..08372d9d8b 100644
--- a/target/arm/tcg/translate-sve.c
+++ b/target/arm/tcg/translate-sve.c
@@ -7420,22 +7420,22 @@ static gen_helper_gvec_3 * const bext_fns[4] = {
gen_helper_sve2_bext_b, gen_helper_sve2_bext_h,
gen_helper_sve2_bext_s, gen_helper_sve2_bext_d,
};
-TRANS_FEAT_NONSTREAMING(BEXT, aa64_sve_bitperm, gen_gvec_ool_arg_zzz,
- bext_fns[a->esz], a, 0)
+TRANS_FEAT_STREAMING_IF(BEXT, aa64_sve_bitperm, aa64_ssve_bitperm,
+ gen_gvec_ool_arg_zzz, bext_fns[a->esz], a, 0)
static gen_helper_gvec_3 * const bdep_fns[4] = {
gen_helper_sve2_bdep_b, gen_helper_sve2_bdep_h,
gen_helper_sve2_bdep_s, gen_helper_sve2_bdep_d,
};
-TRANS_FEAT_NONSTREAMING(BDEP, aa64_sve_bitperm, gen_gvec_ool_arg_zzz,
- bdep_fns[a->esz], a, 0)
+TRANS_FEAT_STREAMING_IF(BDEP, aa64_sve_bitperm, aa64_ssve_bitperm,
+ gen_gvec_ool_arg_zzz, bdep_fns[a->esz], a, 0)
static gen_helper_gvec_3 * const bgrp_fns[4] = {
gen_helper_sve2_bgrp_b, gen_helper_sve2_bgrp_h,
gen_helper_sve2_bgrp_s, gen_helper_sve2_bgrp_d,
};
-TRANS_FEAT_NONSTREAMING(BGRP, aa64_sve_bitperm, gen_gvec_ool_arg_zzz,
- bgrp_fns[a->esz], a, 0)
+TRANS_FEAT_STREAMING_IF(BGRP, aa64_sve_bitperm, aa64_ssve_bitperm,
+ gen_gvec_ool_arg_zzz, bgrp_fns[a->esz], a, 0)
static gen_helper_gvec_3 * const cadd_fns[4] = {
gen_helper_sve2_cadd_b, gen_helper_sve2_cadd_h,
diff --git a/docs/system/arm/emulation.rst b/docs/system/arm/emulation.rst
index 4c91bb45c8..fbc98d47d4 100644
--- a/docs/system/arm/emulation.rst
+++ b/docs/system/arm/emulation.rst
@@ -191,6 +191,7 @@ the following architecture extensions:
- FEAT_SME_MOP4 (Quarter-tile outer product instructions)
- FEAT_SME_TMOP (Structured sparsity outer product instructions)
- FEAT_SSVE_AES (Streaming SVE Mode Advanced Encryption Standard and 128-bit
polynomial multiply long instructions)
+- FEAT_SSVE_BitPerm (Streaming Scalable Vector Bit Permutes instructions)
- FEAT_SSVE_FEXPA (Streaming FEXPA instruction)
- FEAT_SSVE_FP8DOT2 (SVE2 FP8 2-way dot product to half-precision instructions
in Streaming SVE mode)
- FEAT_SSVE_FP8DOT4 (SVE2 FP8 4-way dot product to single-precision
instructions in Streaming SVE mode)
--
2.43.0
