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author | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2014-05-20 20:35:51 +0300 |
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committer | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2014-05-20 22:05:28 +0300 |
commit | 994c758d8f5471c7e9c38c2834742cca2502d35f (patch) | |
tree | 3634e6eb62a0e67d03f288d6bae0b384a4b10e17 | |
parent | bf4943932dae95a0573b63bf32a9b9acd5a6ddf3 (diff) | |
download | libgcrypt-994c758d8f5471c7e9c38c2834742cca2502d35f.tar.gz |
Fix ARM assembly when building __PIC__
* cipher/camellia-arm.S (GET_DATA_POINTER): New.
(_gcry_camellia_arm_encrypt_block): Use GET_DATA_POINTER.
(_gcry_camellia_arm_decrypt_block): Ditto.
* cipher/cast5-arm.S (GET_DATA_POINTER): New.
(_gcry_cast5_arm_encrypt_block, _gcry_cast5_arm_decrypt_block)
(_gcry_cast5_arm_enc_blk2, _gcry_cast5_arm_dec_blk2): Use
GET_DATA_POINTER.
* cipher/rijndael-arm.S (GET_DATA_POINTER): New.
(_gcry_aes_arm_encrypt_block, _gcry_aes_arm_decrypt_block): Use
GET_DATA_POINTER.
* cipher/sha1-armv7-neon.S (GET_DATA_POINTER): New.
(.LK_VEC): Move from .text to .data section.
(_gcry_sha1_transform_armv7_neon): Use GET_DATA_POINTER.
--
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>
-rw-r--r-- | cipher/camellia-arm.S | 17 | ||||
-rw-r--r-- | cipher/cast5-arm.S | 21 | ||||
-rw-r--r-- | cipher/rijndael-arm.S | 17 | ||||
-rw-r--r-- | cipher/sha1-armv7-neon.S | 19 |
4 files changed, 64 insertions, 10 deletions
diff --git a/cipher/camellia-arm.S b/cipher/camellia-arm.S index 255a2466..a3d87d11 100644 --- a/cipher/camellia-arm.S +++ b/cipher/camellia-arm.S @@ -28,6 +28,19 @@ .syntax unified .arm +#ifdef __PIC__ +# define GET_DATA_POINTER(reg, name, rtmp) \ + ldr reg, 1f; \ + ldr rtmp, 2f; \ + b 3f; \ + 1: .word _GLOBAL_OFFSET_TABLE_-(3f+8); \ + 2: .word name(GOT); \ + 3: add reg, pc, reg; \ + ldr reg, [reg, rtmp]; +#else +# define GET_DATA_POINTER(reg, name, rtmp) ldr reg, =name +#endif + /* struct camellia_ctx: */ #define key_table 0 @@ -261,7 +274,7 @@ _gcry_camellia_arm_encrypt_block: */ push {%r1, %r4-%r11, %ip, %lr}; - ldr RTAB1, =.Lcamellia_sp1110; + GET_DATA_POINTER(RTAB1, .Lcamellia_sp1110, RTAB3); mov RMASK, #0xff; add RTAB3, RTAB1, #(2 * 4); push {%r3}; @@ -309,7 +322,7 @@ _gcry_camellia_arm_decrypt_block: */ push {%r1, %r4-%r11, %ip, %lr}; - ldr RTAB1, =.Lcamellia_sp1110; + GET_DATA_POINTER(RTAB1, .Lcamellia_sp1110, RTAB3); mov RMASK, #0xff; add RTAB3, RTAB1, #(2 * 4); mov RMASK, RMASK, lsl#4 /* byte mask */ diff --git a/cipher/cast5-arm.S b/cipher/cast5-arm.S index 57c89b74..76ddd2e3 100644 --- a/cipher/cast5-arm.S +++ b/cipher/cast5-arm.S @@ -30,6 +30,19 @@ .extern _gcry_cast5_s1to4; +#ifdef __PIC__ +# define GET_DATA_POINTER(reg, name, rtmp) \ + ldr reg, 1f; \ + ldr rtmp, 2f; \ + b 3f; \ + 1: .word _GLOBAL_OFFSET_TABLE_-(3f+8); \ + 2: .word name(GOT); \ + 3: add reg, pc, reg; \ + ldr reg, [reg, rtmp]; +#else +# define GET_DATA_POINTER(reg, name, rtmp) ldr reg, =name +#endif + /* structure of crypto context */ #define Km 0 #define Kr (Km + (16 * 4)) @@ -260,7 +273,7 @@ _gcry_cast5_arm_encrypt_block: */ push {%r1, %r4-%r11, %ip, %lr}; - ldr Rs1, =_gcry_cast5_s1to4; + GET_DATA_POINTER(Rs1, _gcry_cast5_s1to4, Rs2); mov RMASK, #(0xff << 2); add Rs2, Rs1, #(0x100*4); add Rs3, Rs1, #(0x100*4*2); @@ -306,7 +319,7 @@ _gcry_cast5_arm_decrypt_block: */ push {%r1, %r4-%r11, %ip, %lr}; - ldr Rs1, =_gcry_cast5_s1to4; + GET_DATA_POINTER(Rs1, _gcry_cast5_s1to4, Rs2); mov RMASK, #(0xff << 2); add Rs2, Rs1, #(0x100 * 4); add Rs3, Rs1, #(0x100 * 4 * 2); @@ -500,7 +513,7 @@ _gcry_cast5_arm_enc_blk2: */ push {%lr}; - ldr Rs1, =_gcry_cast5_s1to4; + GET_DATA_POINTER(Rs1, _gcry_cast5_s1to4, Rs2); mov RMASK, #(0xff << 2); add Rs2, Rs1, #(0x100 * 4); @@ -631,7 +644,7 @@ _gcry_cast5_arm_dec_blk2: * [RR0, RL0], [RR1, RL1]: dst */ - ldr Rs1, =_gcry_cast5_s1to4; + GET_DATA_POINTER(Rs1, _gcry_cast5_s1to4, Rs2); mov RMASK, #(0xff << 2); add Rs2, Rs1, #(0x100 * 4); diff --git a/cipher/rijndael-arm.S b/cipher/rijndael-arm.S index cea8c518..6004ce84 100644 --- a/cipher/rijndael-arm.S +++ b/cipher/rijndael-arm.S @@ -28,6 +28,19 @@ .syntax unified .arm +#ifdef __PIC__ +# define GET_DATA_POINTER(reg, name, rtmp) \ + ldr reg, 1f; \ + ldr rtmp, 2f; \ + b 3f; \ + 1: .word _GLOBAL_OFFSET_TABLE_-(3f+8); \ + 2: .word name(GOT); \ + 3: add reg, pc, reg; \ + ldr reg, [reg, rtmp]; +#else +# define GET_DATA_POINTER(reg, name, rtmp) ldr reg, =name +#endif + /* register macros */ #define CTX %r0 #define RTAB %lr @@ -249,7 +262,7 @@ _gcry_aes_arm_encrypt_block: 2: sub %sp, #16; - ldr RTAB, =.LtableE0; + GET_DATA_POINTER(RTAB, .LtableE0, RMASK); str %r1, [%sp, #4]; /* dst */ mov RMASK, #0xff; @@ -503,7 +516,7 @@ _gcry_aes_arm_decrypt_block: 2: sub %sp, #16; - ldr RTAB, =.LtableD0; + GET_DATA_POINTER(RTAB, .LtableD0, RMASK); mov RMASK, #0xff; str %r1, [%sp, #4]; /* dst */ diff --git a/cipher/sha1-armv7-neon.S b/cipher/sha1-armv7-neon.S index 0c190252..95b677df 100644 --- a/cipher/sha1-armv7-neon.S +++ b/cipher/sha1-armv7-neon.S @@ -26,12 +26,25 @@ defined(HAVE_COMPATIBLE_GCC_ARM_PLATFORM_AS) && \ defined(HAVE_GCC_INLINE_ASM_NEON) && defined(USE_SHA1) -.text +.data .syntax unified .fpu neon .arm +#ifdef __PIC__ +# define GET_DATA_POINTER(reg, name, rtmp) \ + ldr reg, 1f; \ + ldr rtmp, 2f; \ + b 3f; \ + 1: .word _GLOBAL_OFFSET_TABLE_-(3f+8); \ + 2: .word name(GOT); \ + 3: add reg, pc, reg; \ + ldr reg, [reg, rtmp]; +#else +# define GET_DATA_POINTER(reg, name, rtmp) ldr reg, =name +#endif + /* Context structure */ #define state_h0 0 @@ -56,6 +69,8 @@ gcry_sha1_armv7_neon_K_VEC: .LK4: .long K4, K4, K4, K4 +.text + /* Register macros */ #define RSTATE r0 @@ -314,7 +329,7 @@ _gcry_sha1_transform_armv7_neon: vpush {q4-q7}; mov ROLDSTACK, sp; - ldr RK, =.LK_VEC; + GET_DATA_POINTER(RK, .LK_VEC, _a); /* Align stack. */ sub sp, #(16*4); |