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[Qemu-arm] [PATCH v2 01/11] target/arm: Add ARM_FEATURE_V8_1_SIMD
From: |
Richard Henderson |
Subject: |
[Qemu-arm] [PATCH v2 01/11] target/arm: Add ARM_FEATURE_V8_1_SIMD |
Date: |
Mon, 18 Dec 2017 09:24:15 -0800 |
Enable it for the "any" CPU used by *-linux-user.
Reviewed-by: Alex Bennée <address@hidden>
Signed-off-by: Richard Henderson <address@hidden>
---
target/arm/cpu.h | 1 +
linux-user/elfload.c | 9 +++++++++
target/arm/cpu.c | 1 +
target/arm/cpu64.c | 1 +
4 files changed, 12 insertions(+)
diff --git a/target/arm/cpu.h b/target/arm/cpu.h
index 715ec6a476..e047756b80 100644
--- a/target/arm/cpu.h
+++ b/target/arm/cpu.h
@@ -1351,6 +1351,7 @@ enum arm_features {
ARM_FEATURE_VBAR, /* has cp15 VBAR */
ARM_FEATURE_M_SECURITY, /* M profile Security Extension */
ARM_FEATURE_JAZELLE, /* has (trivial) Jazelle implementation */
+ ARM_FEATURE_V8_1_SIMD, /* has ARMv8.1-SIMD */
ARM_FEATURE_V8_FP16, /* implements v8.2 half-precision float */
};
diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index 20f3d8c2c3..95f550518e 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -512,6 +512,14 @@ enum {
ARM_HWCAP_A64_SHA1 = 1 << 5,
ARM_HWCAP_A64_SHA2 = 1 << 6,
ARM_HWCAP_A64_CRC32 = 1 << 7,
+ ARM_HWCAP_A64_ATOMICS = 1 << 8,
+ ARM_HWCAP_A64_FPHP = 1 << 9,
+ ARM_HWCAP_A64_ASIMDHP = 1 << 10,
+ ARM_HWCAP_A64_CPUID = 1 << 11,
+ ARM_HWCAP_A64_ASIMDRDM = 1 << 12,
+ ARM_HWCAP_A64_JSCVT = 1 << 13,
+ ARM_HWCAP_A64_FCMA = 1 << 14,
+ ARM_HWCAP_A64_LRCPC = 1 << 15,
};
#define ELF_HWCAP get_elf_hwcap()
@@ -532,6 +540,7 @@ static uint32_t get_elf_hwcap(void)
GET_FEATURE(ARM_FEATURE_V8_SHA1, ARM_HWCAP_A64_SHA1);
GET_FEATURE(ARM_FEATURE_V8_SHA256, ARM_HWCAP_A64_SHA2);
GET_FEATURE(ARM_FEATURE_CRC, ARM_HWCAP_A64_CRC32);
+ GET_FEATURE(ARM_FEATURE_V8_1_SIMD, ARM_HWCAP_A64_ASIMDRDM);
#undef GET_FEATURE
return hwcaps;
diff --git a/target/arm/cpu.c b/target/arm/cpu.c
index 7f7a3d1e32..afe84645af 100644
--- a/target/arm/cpu.c
+++ b/target/arm/cpu.c
@@ -1628,6 +1628,7 @@ static void arm_any_initfn(Object *obj)
set_feature(&cpu->env, ARM_FEATURE_V8_SHA256);
set_feature(&cpu->env, ARM_FEATURE_V8_PMULL);
set_feature(&cpu->env, ARM_FEATURE_CRC);
+ set_feature(&cpu->env, ARM_FEATURE_V8_1_SIMD);
cpu->midr = 0xffffffff;
}
#endif
diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c
index 0dc4debd9c..67a01bf7ce 100644
--- a/target/arm/cpu64.c
+++ b/target/arm/cpu64.c
@@ -226,6 +226,7 @@ static void aarch64_any_initfn(Object *obj)
set_feature(&cpu->env, ARM_FEATURE_V8_SHA256);
set_feature(&cpu->env, ARM_FEATURE_V8_PMULL);
set_feature(&cpu->env, ARM_FEATURE_CRC);
+ set_feature(&cpu->env, ARM_FEATURE_V8_1_SIMD);
set_feature(&cpu->env, ARM_FEATURE_V8_FP16);
cpu->ctr = 0x80038003; /* 32 byte I and D cacheline size, VIPT icache */
cpu->dcz_blocksize = 7; /* 512 bytes */
--
2.14.3
- [Qemu-arm] [PATCH v2 00/11] ARM v8.1 simd + v8.3 complex insns, Richard Henderson, 2017/12/18
- [Qemu-arm] [PATCH v2 01/11] target/arm: Add ARM_FEATURE_V8_1_SIMD,
Richard Henderson <=
- [Qemu-arm] [PATCH v2 02/11] target/arm: Decode aa64 armv8.1 scalar three same extra, Richard Henderson, 2017/12/18
- [Qemu-arm] [PATCH v2 04/11] target/arm: Decode aa64 armv8.1 scalar/vector x indexed element, Richard Henderson, 2017/12/18
- [Qemu-arm] [PATCH v2 03/11] target/arm: Decode aa64 armv8.1 three same extra, Richard Henderson, 2017/12/18
- [Qemu-arm] [PATCH v2 05/11] target/arm: Decode aa32 armv8.1 three same, Richard Henderson, 2017/12/18
- [Qemu-arm] [PATCH v2 06/11] target/arm: Decode aa32 armv8.1 two reg and a scalar, Richard Henderson, 2017/12/18
- [Qemu-arm] [PATCH v2 07/11] target/arm: Add ARM_FEATURE_V8_FCMA, Richard Henderson, 2017/12/18
- [Qemu-arm] [PATCH v2 08/11] target/arm: Decode aa64 armv8.3 fcadd, Richard Henderson, 2017/12/18
- [Qemu-arm] [PATCH v2 10/11] target/arm: Decode aa32 armv8.3 3-same, Richard Henderson, 2017/12/18
- [Qemu-arm] [PATCH v2 09/11] target/arm: Decode aa64 armv8.3 fcmla, Richard Henderson, 2017/12/18
- [Qemu-arm] [PATCH v2 11/11] target/arm: Decode aa32 armv8.3 2-reg-index, Richard Henderson, 2017/12/18