diff options
author | Everton Constantino <everton.constantino@linaro.org> | 2022-10-27 15:07:48 -0300 |
---|---|---|
committer | Hugo Landau <hlandau@openssl.org> | 2022-11-24 06:36:47 +0000 |
commit | b863e1e4c69068e4166bdfbbf9f04bb07991dd40 (patch) | |
tree | 72b375d09bfa9816defe28c8468e9599c40f846a /crypto | |
parent | f2a6f83862be3e20260b708288a8f7d0928e9018 (diff) |
Add two new build targets to enable the possibility of using clang-cl as
an assembler for Windows on Arm builds and also clang-cl as the compiler
as well. Make appropriate changes to armcap source and peralsm scripts.
Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Hugo Landau <hlandau@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/19523)
Diffstat (limited to 'crypto')
-rw-r--r-- | crypto/armcap.c | 25 | ||||
-rwxr-xr-x | crypto/perlasm/arm-xlate.pl | 11 |
2 files changed, 34 insertions, 2 deletions
diff --git a/crypto/armcap.c b/crypto/armcap.c index 0aa11baed4..a43f17304b 100644 --- a/crypto/armcap.c +++ b/crypto/armcap.c @@ -17,15 +17,36 @@ #include <sys/sysctl.h> #endif #include "internal/cryptlib.h" +#ifndef _WIN32 #include <unistd.h> - +#else +#include <windows.h> +#endif #include "arm_arch.h" unsigned int OPENSSL_armcap_P = 0; unsigned int OPENSSL_arm_midr = 0; unsigned int OPENSSL_armv8_rsa_neonized = 0; -#if __ARM_MAX_ARCH__<7 +#ifdef _WIN32 +void OPENSSL_cpuid_setup(void) +{ + OPENSSL_armcap_P |= ARMV7_NEON; + OPENSSL_armv8_rsa_neonized = 1; + if (IsProcessorFeaturePresent(PF_ARM_V8_CRYPTO_INSTRUCTIONS_AVAILABLE)) { + // These are all covered by one call in Windows + OPENSSL_armcap_P |= ARMV8_AES; + OPENSSL_armcap_P |= ARMV8_PMULL; + OPENSSL_armcap_P |= ARMV8_SHA1; + OPENSSL_armcap_P |= ARMV8_SHA256; + } +} + +uint32_t OPENSSL_rdtsc(void) +{ + return 0; +} +#elif __ARM_MAX_ARCH__<7 void OPENSSL_cpuid_setup(void) { } diff --git a/crypto/perlasm/arm-xlate.pl b/crypto/perlasm/arm-xlate.pl index a90885905c..df10ddc7fa 100755 --- a/crypto/perlasm/arm-xlate.pl +++ b/crypto/perlasm/arm-xlate.pl @@ -22,6 +22,7 @@ my $dotinlocallabels=($flavour=~/linux/)?1:0; ################################################################ my $arch = sub { if ($flavour =~ /linux/) { ".arch\t".join(',',@_); } + elsif ($flavour =~ /win64/) { ".arch\t".join(',',@_); } else { ""; } }; my $fpu = sub { @@ -37,6 +38,7 @@ my $rodata = sub { }; my $hidden = sub { if ($flavour =~ /ios/) { ".private_extern\t".join(',',@_); } + elsif ($flavour =~ /win64/) { ""; } else { ".hidden\t".join(',',@_); } }; my $comm = sub { @@ -85,6 +87,15 @@ my $type = sub { "#endif"; } } + elsif ($flavour =~ /win64/) { if (join(',',@_) =~ /(\w+),%function/) { + # See https://sourceware.org/binutils/docs/as/Pseudo-Ops.html + # Per https://docs.microsoft.com/en-us/windows/win32/debug/pe-format#coff-symbol-table, + # the type for functions is 0x20, or 32. + ".def $1\n". + " .type 32\n". + ".endef"; + } + } else { ""; } }; my $size = sub { |