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Padlock asm using \n\t too

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Manuel Pégourié-Gonnard 2014-06-23 12:40:01 +02:00 committed by Paul Bakker
parent 4564af9e3d
commit 877a0944ad
1 changed files with 32 additions and 30 deletions
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62
library/padlock.c
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@ -47,17 +47,17 @@ int padlock_supports( int feature )
if( flags == -1 ) if( flags == -1 )
{ {
asm( "movl %%ebx, %0 \n" \ asm( "movl %%ebx, %0 \n\t"
"movl $0xC0000000, %%eax \n" \ "movl $0xC0000000, %%eax \n\t"
"cpuid \n" \ "cpuid \n\t"
"cmpl $0xC0000001, %%eax \n" \ "cmpl $0xC0000001, %%eax \n\t"
"movl $0, %%edx \n" \ "movl $0, %%edx \n\t"
"jb unsupported \n" \ "jb unsupported \n\t"
"movl $0xC0000001, %%eax \n" \ "movl $0xC0000001, %%eax \n\t"
"cpuid \n" \ "cpuid \n\t"
"unsupported: \n" \ "unsupported: \n\t"
"movl %%edx, %1 \n" \ "movl %%edx, %1 \n\t"
"movl %2, %%ebx \n" "movl %2, %%ebx \n\t"
: "=m" (ebx), "=m" (edx) : "=m" (ebx), "=m" (edx)
: "m" (ebx) : "m" (ebx)
: "eax", "ecx", "edx" ); : "eax", "ecx", "edx" );
@ -89,15 +89,16 @@ int padlock_xcryptecb( aes_context *ctx,
ctrl = blk + 4; ctrl = blk + 4;
*ctrl = 0x80 | ctx->nr | ( ( ctx->nr + ( mode^1 ) - 10 ) << 9 ); *ctrl = 0x80 | ctx->nr | ( ( ctx->nr + ( mode^1 ) - 10 ) << 9 );
asm( "pushfl; popfl \n" \ asm( "pushfl \n\t"
"movl %%ebx, %0 \n" \ "popfl \n\t"
"movl $1, %%ecx \n" \ "movl %%ebx, %0 \n\t"
"movl %2, %%edx \n" \ "movl $1, %%ecx \n\t"
"movl %3, %%ebx \n" \ "movl %2, %%edx \n\t"
"movl %4, %%esi \n" \ "movl %3, %%ebx \n\t"
"movl %4, %%edi \n" \ "movl %4, %%esi \n\t"
".byte 0xf3,0x0f,0xa7,0xc8\n" \ "movl %4, %%edi \n\t"
"movl %1, %%ebx \n" ".byte 0xf3,0x0f,0xa7,0xc8 \n\t"
"movl %1, %%ebx \n\t"
: "=m" (ebx) : "=m" (ebx)
: "m" (ebx), "m" (ctrl), "m" (rk), "m" (blk) : "m" (ebx), "m" (ctrl), "m" (rk), "m" (blk)
: "ecx", "edx", "esi", "edi" ); : "ecx", "edx", "esi", "edi" );
@ -137,16 +138,17 @@ int padlock_xcryptcbc( aes_context *ctx,
count = (length + 15) >> 4; count = (length + 15) >> 4;
asm( "pushfl; popfl \n" \ asm( "pushfl \n\t"
"movl %%ebx, %0 \n" \ "popfl \n\t"
"movl %2, %%ecx \n" \ "movl %%ebx, %0 \n\t"
"movl %3, %%edx \n" \ "movl %2, %%ecx \n\t"
"movl %4, %%ebx \n" \ "movl %3, %%edx \n\t"
"movl %5, %%esi \n" \ "movl %4, %%ebx \n\t"
"movl %6, %%edi \n" \ "movl %5, %%esi \n\t"
"movl %7, %%eax \n" \ "movl %6, %%edi \n\t"
".byte 0xf3,0x0f,0xa7,0xd0\n" \ "movl %7, %%eax \n\t"
"movl %1, %%ebx \n" ".byte 0xf3,0x0f,0xa7,0xd0 \n\t"
"movl %1, %%ebx \n\t"
: "=m" (ebx) : "=m" (ebx)
: "m" (ebx), "m" (count), "m" (ctrl), : "m" (ebx), "m" (count), "m" (ctrl),
"m" (rk), "m" (input), "m" (output), "m" (iw) "m" (rk), "m" (input), "m" (output), "m" (iw)