ARMv4 assembly pack: implement support for Thumb2.

[openssl.git] / crypto / armv4cpuid.pl

diff --git a/crypto/armv4cpuid.pl b/crypto/armv4cpuid.pl
index 1c447187c74e680af71b4bfa80b5403d54ae200c..c66962350d30d71a22d70614ffd7250d7bbefac9 100644 (file)
--- a/crypto/armv4cpuid.pl
+++ b/crypto/armv4cpuid.pl
@@ -15,7 +15,12 @@ $code.=<<___;
 #include "arm_arch.h"
 
 .text
+#if defined(__thumb2__) && !defined(__APPLE__)
+.syntax        unified
+.thumb
+#else
 .code  32
+#endif
 
 .align 5
 .global        OPENSSL_atomic_add
@@ -59,6 +64,9 @@ OPENSSL_atomic_add:
 OPENSSL_cleanse:
        eor     ip,ip,ip
        cmp     r1,#7
+#ifdef __thumb2__
+       itt     hs
+#endif
        subhs   r1,r1,#4
        bhs     .Lot
        cmp     r1,#0
@@ -116,27 +124,43 @@ _armv7_tick:
 .global        _armv8_aes_probe
 .type  _armv8_aes_probe,%function
 _armv8_aes_probe:
+#if defined(__thumb2__) && !defined(__APPLE__)
+       .byte   0xb0,0xff,0x00,0x03     @ aese.8        q0,q0
+#else
        .byte   0x00,0x03,0xb0,0xf3     @ aese.8        q0,q0
+#endif
        bx      lr
 .size  _armv8_aes_probe,.-_armv8_aes_probe
 
 .global        _armv8_sha1_probe
 .type  _armv8_sha1_probe,%function
 _armv8_sha1_probe:
+#if defined(__thumb2__) && !defined(__APPLE__)
+       .byte   0x00,0xef,0x40,0x0c     @ sha1c.32      q0,q0,q0
+#else
        .byte   0x40,0x0c,0x00,0xf2     @ sha1c.32      q0,q0,q0
+#endif
        bx      lr
 .size  _armv8_sha1_probe,.-_armv8_sha1_probe
 
 .global        _armv8_sha256_probe
 .type  _armv8_sha256_probe,%function
 _armv8_sha256_probe:
+#if defined(__thumb2__) && !defined(__APPLE__)
+       .byte   0x00,0xff,0x40,0x0c     @ sha256h.32    q0,q0,q0
+#else
        .byte   0x40,0x0c,0x00,0xf3     @ sha256h.32    q0,q0,q0
+#endif
        bx      lr
 .size  _armv8_sha256_probe,.-_armv8_sha256_probe
 .global        _armv8_pmull_probe
 .type  _armv8_pmull_probe,%function
 _armv8_pmull_probe:
+#if defined(__thumb2__) && !defined(__APPLE__)
+       .byte   0xa0,0xef,0x00,0x0e     @ vmull.p64     q0,d0,d0
+#else
        .byte   0x00,0x0e,0xa0,0xf2     @ vmull.p64     q0,d0,d0
+#endif
        bx      lr
 .size  _armv8_pmull_probe,.-_armv8_pmull_probe
 #endif