Commit 6b8cfa50 authored by Niels Möller's avatar Niels Möller

New macro XREG.

Rev: nettle/x86_64/aes.m4:1.2
parent efe34fe3
......@@ -17,6 +17,24 @@ define(<LREG>,<ifelse(
$1, %r14d, %r14b,
$1, %r15d, %r15b)>)dnl
define(<XREG>,<ifelse(
$1, %rax, %eax,
$1, %rbx, %ebx,
$1, %rcx, %ecx,
$1, %rdx, %edx,
$1, %rsi, %esi,
$1, %rdi, %edi,
$1, %rbp, %ebp,
$1, %rsp, %esp,
$1, %r8d, %r8d,
$1, %r9d, %r9d,
$1, %r10,%r10d,
$1, %r11,%r11d,
$1, %r12,%r12d,
$1, %r13,%r13d,
$1, %r14,%r14d,
$1, %r15,%r15d)>)dnl
dnl AES_LOAD(a, b, c, d, src, key)
dnl Loads the next block of data from src, and add the subkey pointed
dnl to by key.
......@@ -54,15 +72,15 @@ dnl Computes one word of the AES round. Leaves result in $6.
define(<AES_ROUND>, <
movzbl LREG($2), $7
movl AES_TABLE0 ($1, $7, 4),$6
movl $3, $7
movl $3, XREG($7)
shrl <$>8,$7
andl <$>0xff,$7
xorl AES_TABLE1 ($1, $7, 4),$6
movl $4,$7
movl $4,XREG($7)
shrl <$>16,$7
andl <$>0xff,$7
xorl AES_TABLE2 ($1, $7, 4),$6
movl $5,$7
movl $5,XREG($7)
xorl AES_TABLE3 ($1, $7, 4),$6>)dnl
dnl AES_FINAL_ROUND(a, b, c, d, table out, tmp)
......
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