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eliminate hardcoded registers

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orignal 2014-05-09 14:11:05 -04:00
parent 37c3a9dcf1
commit 2cdd3c3c26
1 changed files with 48 additions and 48 deletions
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96
aes.cpp
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@ -26,7 +26,7 @@ namespace crypto
"pslldq $4, %%xmm4 \n" \
"pxor %%xmm4, %%xmm1 \n" \
"pxor %%xmm2, %%xmm1 \n" \
"movups %%xmm1, (%%rcx) \n" \
"movaps %%xmm1, (%%rcx) \n" \
"aeskeygenassist $0, %%xmm1, %%xmm4 \n" \
"pshufd $0xaa, %%xmm4, %%xmm2 \n" \
"movaps %%xmm3, %%xmm4 \n" \
@ -37,7 +37,7 @@ namespace crypto
"pslldq $4, %%xmm4 \n" \
"pxor %%xmm4, %%xmm3 \n" \
"pxor %%xmm2, %%xmm3 \n" \
"movups %%xmm3, 16(%%rcx) \n" \
"movaps %%xmm3, 16(%%rcx) \n" \
"add $32, %%rcx \n"
@ -45,11 +45,11 @@ namespace crypto
{
__asm__
(
"movups (%%rsi), %%xmm1 \n"
"movups 16(%%rsi), %%xmm3 \n"
"movups %%xmm1, (%%rdi) \n"
"movups %%xmm3, 16(%%rdi) \n"
"lea 32(%%rdi), %%rcx \n"
"movups (%[key]), %%xmm1 \n"
"movups 16(%[key]), %%xmm3 \n"
"movaps %%xmm1, (%[shed]) \n"
"movaps %%xmm3, 16(%[shed]) \n"
"lea 32(%[shed]), %%rcx \n"
"aeskeygenassist $1, %%xmm3, %%xmm2 \n"
KeyExpansion256
"aeskeygenassist $2, %%xmm3, %%xmm2 \n"
@ -75,8 +75,8 @@ namespace crypto
"pxor %%xmm2, %%xmm1 \n"
"movups %%xmm1, (%%rcx) \n"
: // output
: "S" (key), "D" (m_KeySchedule) // input
: "%rcx" // clogged
: [key]"r"(key), [shed]"r"(m_KeySchedule) // input
: "%rcx", "%xmm1", "%xmm2", "%xmm3", "%xmm4" // clogged
);
}
@ -84,24 +84,24 @@ namespace crypto
{
__asm__
(
"movups (%%rsi), %%xmm0 \n"
"pxor (%%rdx), %%xmm0 \n"
"aesenc 16(%%rdx), %%xmm0 \n"
"aesenc 32(%%rdx), %%xmm0 \n"
"aesenc 48(%%rdx), %%xmm0 \n"
"aesenc 64(%%rdx), %%xmm0 \n"
"aesenc 80(%%rdx), %%xmm0 \n"
"aesenc 96(%%rdx), %%xmm0 \n"
"aesenc 112(%%rdx), %%xmm0 \n"
"aesenc 128(%%rdx), %%xmm0 \n"
"aesenc 144(%%rdx), %%xmm0 \n"
"aesenc 160(%%rdx), %%xmm0 \n"
"aesenc 176(%%rdx), %%xmm0 \n"
"aesenc 192(%%rdx), %%xmm0 \n"
"aesenc 208(%%rdx), %%xmm0 \n"
"aesenclast 224(%%rdx), %%xmm0 \n"
"movups %%xmm0, (%%rdi) \n"
: : "d" (m_KeySchedule), "S" (in), "D" (out)
"movups (%[in]), %%xmm0 \n"
"pxor (%[shed]), %%xmm0 \n"
"aesenc 16(%[shed]), %%xmm0 \n"
"aesenc 32(%[shed]), %%xmm0 \n"
"aesenc 48(%[shed]), %%xmm0 \n"
"aesenc 64(%[shed]), %%xmm0 \n"
"aesenc 80(%[shed]), %%xmm0 \n"
"aesenc 96(%[shed]), %%xmm0 \n"
"aesenc 112(%[shed]), %%xmm0 \n"
"aesenc 128(%[shed]), %%xmm0 \n"
"aesenc 144(%[shed]), %%xmm0 \n"
"aesenc 160(%[shed]), %%xmm0 \n"
"aesenc 176(%[shed]), %%xmm0 \n"
"aesenc 192(%[shed]), %%xmm0 \n"
"aesenc 208(%[shed]), %%xmm0 \n"
"aesenclast 224(%[shed]), %%xmm0 \n"
"movups %%xmm0, (%[out]) \n"
: : [shed]"r"(m_KeySchedule), [in]"r"(in), [out]"r"(out) : "%xmm0"
);
}
@ -109,31 +109,31 @@ namespace crypto
{
__asm__
(
"movups (%%rsi), %%xmm0 \n"
"pxor 224(%%rdx), %%xmm0 \n"
"aesdec 208(%%rdx), %%xmm0 \n"
"aesdec 192(%%rdx), %%xmm0 \n"
"aesdec 176(%%rdx), %%xmm0 \n"
"aesdec 160(%%rdx), %%xmm0 \n"
"aesdec 144(%%rdx), %%xmm0 \n"
"aesdec 128(%%rdx), %%xmm0 \n"
"aesdec 112(%%rdx), %%xmm0 \n"
"aesdec 96(%%rdx), %%xmm0 \n"
"aesdec 80(%%rdx), %%xmm0 \n"
"aesdec 64(%%rdx), %%xmm0 \n"
"aesdec 48(%%rdx), %%xmm0 \n"
"aesdec 32(%%rdx), %%xmm0 \n"
"aesdec 16(%%rdx), %%xmm0 \n"
"aesdeclast (%%rdx), %%xmm0 \n"
"movups %%xmm0, (%%rdi) \n"
: : "d" (m_KeySchedule), "S" (in), "D" (out)
"movups (%[in]), %%xmm0 \n"
"pxor 224(%[shed]), %%xmm0 \n"
"aesdec 208(%[shed]), %%xmm0 \n"
"aesdec 192(%[shed]), %%xmm0 \n"
"aesdec 176(%[shed]), %%xmm0 \n"
"aesdec 160(%[shed]), %%xmm0 \n"
"aesdec 144(%[shed]), %%xmm0 \n"
"aesdec 128(%[shed]), %%xmm0 \n"
"aesdec 112(%[shed]), %%xmm0 \n"
"aesdec 96(%[shed]), %%xmm0 \n"
"aesdec 80(%[shed]), %%xmm0 \n"
"aesdec 64(%[shed]), %%xmm0 \n"
"aesdec 48(%[shed]), %%xmm0 \n"
"aesdec 32(%[shed]), %%xmm0 \n"
"aesdec 16(%[shed]), %%xmm0 \n"
"aesdeclast (%[shed]), %%xmm0 \n"
"movups %%xmm0, (%[out]) \n"
: : [shed]"r"(m_KeySchedule), [in]"r"(in), [out]"r"(out) : "%xmm0"
);
}
#define CallAESIMC(offset) \
"movups "#offset"(%%rdx), %%xmm0 \n" \
"movaps "#offset"(%[shed]), %%xmm0 \n" \
"aesimc %%xmm0, %%xmm0 \n" \
"movups %%xmm0, "#offset"(%%rdx) \n"
"movaps %%xmm0, "#offset"(%[shed]) \n"
void ECBDecryptionAESNI::SetKey (const uint8_t * key)
{
@ -154,7 +154,7 @@ namespace crypto
CallAESIMC(176)
CallAESIMC(192)
CallAESIMC(208)
: : "d" (m_KeySchedule)
: : [shed]"r"(m_KeySchedule) : "%xmm0"
);
}