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target/arm: Convert v8 extensions from feature bits to isar tests

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Most of the v8 extensions are self-contained within the ISAR
registers and are not implied by other feature bits, which
makes them the easiest to convert.

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20181016223115.24100-4-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2018-10-24 07:50:16 +01:00 • committed by Peter Maydell
parent 5256df880d
commit 962fcbf2ef
7 changed files with 273 additions and 132 deletions
Download patch file Download diff file Expand all files Collapse all files

46
linux-user/elfload.c
View file

@ -458,6 +458,10 @@ static uint32_t get_elf_hwcap(void)
/* probe for the extra features */
#define GET_FEATURE(feat, hwcap) \
do { if (arm_feature(&cpu->env, feat)) { hwcaps |= hwcap; } } while (0)
#define GET_FEATURE_ID(feat, hwcap) \
do { if (cpu_isar_feature(feat, cpu)) { hwcaps |= hwcap; } } while (0)
/* EDSP is in v5TE and above, but all our v5 CPUs are v5TE */
GET_FEATURE(ARM_FEATURE_V5, ARM_HWCAP_ARM_EDSP);
GET_FEATURE(ARM_FEATURE_VFP, ARM_HWCAP_ARM_VFP);
@ -485,15 +489,16 @@ static uint32_t get_elf_hwcap2(void)
ARMCPU *cpu = ARM_CPU(thread_cpu);
uint32_t hwcaps = 0;
GET_FEATURE(ARM_FEATURE_V8_AES, ARM_HWCAP2_ARM_AES);
GET_FEATURE(ARM_FEATURE_V8_PMULL, ARM_HWCAP2_ARM_PMULL);
GET_FEATURE(ARM_FEATURE_V8_SHA1, ARM_HWCAP2_ARM_SHA1);
GET_FEATURE(ARM_FEATURE_V8_SHA256, ARM_HWCAP2_ARM_SHA2);
GET_FEATURE(ARM_FEATURE_CRC, ARM_HWCAP2_ARM_CRC32);
GET_FEATURE_ID(aa32_aes, ARM_HWCAP2_ARM_AES);
GET_FEATURE_ID(aa32_pmull, ARM_HWCAP2_ARM_PMULL);
GET_FEATURE_ID(aa32_sha1, ARM_HWCAP2_ARM_SHA1);
GET_FEATURE_ID(aa32_sha2, ARM_HWCAP2_ARM_SHA2);
GET_FEATURE_ID(aa32_crc32, ARM_HWCAP2_ARM_CRC32);
return hwcaps;
}
#undef GET_FEATURE
#undef GET_FEATURE_ID
#else
/* 64 bit ARM definitions */
@ -570,23 +575,28 @@ static uint32_t get_elf_hwcap(void)
/* probe for the extra features */
#define GET_FEATURE(feat, hwcap) \
do { if (arm_feature(&cpu->env, feat)) { hwcaps |= hwcap; } } while (0)
GET_FEATURE(ARM_FEATURE_V8_AES, ARM_HWCAP_A64_AES);
GET_FEATURE(ARM_FEATURE_V8_PMULL, ARM_HWCAP_A64_PMULL);
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_SHA3, ARM_HWCAP_A64_SHA3);
GET_FEATURE(ARM_FEATURE_V8_SM3, ARM_HWCAP_A64_SM3);
GET_FEATURE(ARM_FEATURE_V8_SM4, ARM_HWCAP_A64_SM4);
GET_FEATURE(ARM_FEATURE_V8_SHA512, ARM_HWCAP_A64_SHA512);
#define GET_FEATURE_ID(feat, hwcap) \
do { if (cpu_isar_feature(feat, cpu)) { hwcaps |= hwcap; } } while (0)
GET_FEATURE_ID(aa64_aes, ARM_HWCAP_A64_AES);
GET_FEATURE_ID(aa64_pmull, ARM_HWCAP_A64_PMULL);
GET_FEATURE_ID(aa64_sha1, ARM_HWCAP_A64_SHA1);
GET_FEATURE_ID(aa64_sha256, ARM_HWCAP_A64_SHA2);
GET_FEATURE_ID(aa64_sha512, ARM_HWCAP_A64_SHA512);
GET_FEATURE_ID(aa64_crc32, ARM_HWCAP_A64_CRC32);
GET_FEATURE_ID(aa64_sha3, ARM_HWCAP_A64_SHA3);
GET_FEATURE_ID(aa64_sm3, ARM_HWCAP_A64_SM3);
GET_FEATURE_ID(aa64_sm4, ARM_HWCAP_A64_SM4);
GET_FEATURE(ARM_FEATURE_V8_FP16,
ARM_HWCAP_A64_FPHP | ARM_HWCAP_A64_ASIMDHP);
GET_FEATURE(ARM_FEATURE_V8_ATOMICS, ARM_HWCAP_A64_ATOMICS);
GET_FEATURE(ARM_FEATURE_V8_RDM, ARM_HWCAP_A64_ASIMDRDM);
GET_FEATURE(ARM_FEATURE_V8_DOTPROD, ARM_HWCAP_A64_ASIMDDP);
GET_FEATURE(ARM_FEATURE_V8_FCMA, ARM_HWCAP_A64_FCMA);
GET_FEATURE_ID(aa64_atomics, ARM_HWCAP_A64_ATOMICS);
GET_FEATURE_ID(aa64_rdm, ARM_HWCAP_A64_ASIMDRDM);
GET_FEATURE_ID(aa64_dp, ARM_HWCAP_A64_ASIMDDP);
GET_FEATURE_ID(aa64_fcma, ARM_HWCAP_A64_FCMA);
GET_FEATURE(ARM_FEATURE_SVE, ARM_HWCAP_A64_SVE);
#undef GET_FEATURE
#undef GET_FEATURE_ID
return hwcaps;
}