Signed-off-by: Richard Henderson <[email protected]>
---
linux-user/aarch64/elfload.c | 3 +++
target/arm/tcg/cpu64.c | 6 ++++++
docs/system/arm/emulation.rst | 1 +
3 files changed, 10 insertions(+)
diff --git a/linux-user/aarch64/elfload.c b/linux-user/aarch64/elfload.c
index 5ed7a7badb..1c0c404b7c 100644
--- a/linux-user/aarch64/elfload.c
+++ b/linux-user/aarch64/elfload.c
@@ -222,6 +222,9 @@ abi_ulong get_elf_hwcap2(CPUState *cs)
GET_FEATURE_ID(aa64_faminmax, ARM_HWCAP2_A64_FAMINMAX);
GET_FEATURE_ID(aa64_fpmr, ARM_HWCAP2_A64_FPMR);
GET_FEATURE_ID(aa64_lut, ARM_HWCAP2_A64_LUT);
+ GET_FEATURE_ID(aa64_f8cvt, ARM_HWCAP2_A64_F8CVT |
+ ARM_HWCAP2_A64_F8E4M3 |
+ ARM_HWCAP2_A64_F8E5M2);
return hwcaps;
}
diff --git a/target/arm/tcg/cpu64.c b/target/arm/tcg/cpu64.c
index 39dc769a04..b48dd01a2c 100644
--- a/target/arm/tcg/cpu64.c
+++ b/target/arm/tcg/cpu64.c
@@ -1392,6 +1392,12 @@ void aarch64_max_tcg_initfn(Object *obj)
t = FIELD_DP64(t, ID_AA64SMFR0, FA64, 1); /* FEAT_SME_FA64 */
SET_IDREG(isar, ID_AA64SMFR0, t);
+ t = GET_IDREG(isar, ID_AA64FPFR0);
+ t = FIELD_DP64(t, ID_AA64FPFR0, F8E5M2, 1); /* FEAT_FP8 */
+ t = FIELD_DP64(t, ID_AA64FPFR0, F8E4M3, 1); /* FEAT_FP8 */
+ t = FIELD_DP64(t, ID_AA64FPFR0, F8CVT, 1); /* FEAT_FP8 */
+ SET_IDREG(isar, ID_AA64FPFR0, t);
+
/* Replicate the same data to the 32-bit id registers. */
aa32_max_features(cpu);
diff --git a/docs/system/arm/emulation.rst b/docs/system/arm/emulation.rst
index dc20632097..470f7d891e 100644
--- a/docs/system/arm/emulation.rst
+++ b/docs/system/arm/emulation.rst
@@ -75,6 +75,7 @@ the following architecture extensions:
- FEAT_FHM (Floating-point half-precision multiplication instructions)
- FEAT_FP (Floating Point extensions)
- FEAT_FP16 (Half-precision floating-point data processing)
+- FEAT_FP8 (FP8 convert instructions)
- FEAT_FPAC (Faulting on AUT* instructions)
- FEAT_FPACCOMBINE (Faulting on combined pointer authentication instructions)
- FEAT_FPACC_SPEC (Speculative behavior of combined pointer authentication
instructions)
--
2.43.0
