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Add CFI directives to chacha-armv8.pl #2633

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113 changes: 113 additions & 0 deletions crypto/chacha/asm/chacha-armv8.pl
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Original file line number Diff line number Diff line change
Expand Up @@ -141,17 +141,32 @@ sub ROUND {
.type ChaCha20_ctr32_nohw,%function
.align 5
ChaCha20_ctr32_nohw:
.cfi_startproc
AARCH64_SIGN_LINK_REGISTER
stp x29,x30,[sp,#-96]!
.cfi_def_cfa_offset 96
.cfi_offset x29, -96
.cfi_offset x30, -88
add x29,sp,#0
.cfi_def_cfa x29, 96

adrp @x[0],:pg_hi21:.Lsigma
add @x[0],@x[0],:lo12:.Lsigma
stp x19,x20,[sp,#16]
.cfi_offset x19, -80
.cfi_offset x20, -72
stp x21,x22,[sp,#32]
.cfi_offset x21, -64
.cfi_offset x22, -56
stp x23,x24,[sp,#48]
.cfi_offset x23, -48
.cfi_offset x24, -40
stp x25,x26,[sp,#64]
.cfi_offset x25, -32
.cfi_offset x26, -24
stp x27,x28,[sp,#80]
.cfi_offset x27, -16
.cfi_offset x28, -8
sub sp,sp,#64

ldp @d[0],@d[1],[@x[0]] // load sigma
Expand Down Expand Up @@ -256,12 +271,25 @@ sub ROUND {
b.hi .Loop_outer

ldp x19,x20,[x29,#16]
.cfi_restore x19
.cfi_restore x20
add sp,sp,#64
ldp x21,x22,[x29,#32]
.cfi_restore x21
.cfi_restore x22
ldp x23,x24,[x29,#48]
.cfi_restore x23
.cfi_restore x24
ldp x25,x26,[x29,#64]
.cfi_restore x25
.cfi_restore x26
ldp x27,x28,[x29,#80]
.cfi_restore x27
.cfi_restore x28
ldp x29,x30,[sp],#96
.cfi_restore x29
.cfi_restore x30
.cfi_def_cfa_offset 0
AARCH64_VALIDATE_LINK_REGISTER
ret

Expand Down Expand Up @@ -312,14 +340,28 @@ sub ROUND {
stp xzr,xzr,[sp,#48]

ldp x19,x20,[x29,#16]
.cfi_restore x19
.cfi_restore x20
add sp,sp,#64
ldp x21,x22,[x29,#32]
.cfi_restore x21
.cfi_restore x22
ldp x23,x24,[x29,#48]
.cfi_restore x23
.cfi_restore x24
ldp x25,x26,[x29,#64]
.cfi_restore x25
.cfi_restore x26
ldp x27,x28,[x29,#80]
.cfi_restore x27
.cfi_restore x28
ldp x29,x30,[sp],#96
.cfi_restore x29
.cfi_restore x30
.cfi_def_cfa_offset 0
AARCH64_VALIDATE_LINK_REGISTER
ret
.cfi_endproc
.size ChaCha20_ctr32_nohw,.-ChaCha20_ctr32_nohw
___

Expand Down Expand Up @@ -365,17 +407,32 @@ sub NEONROUND {
.type ChaCha20_ctr32_neon,%function
.align 5
ChaCha20_ctr32_neon:
.cfi_startproc
AARCH64_SIGN_LINK_REGISTER
stp x29,x30,[sp,#-96]!
.cfi_def_cfa_offset 96
.cfi_offset x30, -88
.cfi_offset x29, -96
add x29,sp,#0
.cfi_def_cfa x29, 96

adrp @x[0],:pg_hi21:.Lsigma
add @x[0],@x[0],:lo12:.Lsigma
stp x19,x20,[sp,#16]
.cfi_offset x19, -80
.cfi_offset x20, -72
stp x21,x22,[sp,#32]
.cfi_offset x21, -64
.cfi_offset x22, -56
stp x23,x24,[sp,#48]
.cfi_offset x23, -48
.cfi_offset x24, -40
stp x25,x26,[sp,#64]
.cfi_offset x25, -32
.cfi_offset x26, -24
stp x27,x28,[sp,#80]
.cfi_offset x27, -16
.cfi_offset x28, -8
cmp $len,#512
b.hs .L512_or_more_neon

Expand Down Expand Up @@ -559,12 +616,25 @@ sub NEONROUND {
b.hi .Loop_outer_neon

ldp x19,x20,[x29,#16]
.cfi_restore x19
.cfi_restore x20
add sp,sp,#64
ldp x21,x22,[x29,#32]
.cfi_restore x21
.cfi_restore x22
ldp x23,x24,[x29,#48]
.cfi_restore x23
.cfi_restore x24
ldp x25,x26,[x29,#64]
.cfi_restore x25
.cfi_restore x26
ldp x27,x28,[x29,#80]
.cfi_restore x27
.cfi_restore x28
ldp x29,x30,[sp],#96
.cfi_restore x29
.cfi_restore x30
.cfi_def_cfa_offset 0
AARCH64_VALIDATE_LINK_REGISTER
ret

Expand Down Expand Up @@ -669,14 +739,28 @@ sub NEONROUND {

.Ldone_neon:
ldp x19,x20,[x29,#16]
.cfi_restore x19
.cfi_restore x20
add sp,sp,#64
ldp x21,x22,[x29,#32]
.cfi_restore x21
.cfi_restore x22
ldp x23,x24,[x29,#48]
.cfi_restore x23
.cfi_restore x24
ldp x25,x26,[x29,#64]
.cfi_restore x25
.cfi_restore x26
ldp x27,x28,[x29,#80]
.cfi_restore x27
.cfi_restore x28
ldp x29,x30,[sp],#96
.cfi_restore x29
.cfi_restore x30
.cfi_def_cfa_offset 0
AARCH64_VALIDATE_LINK_REGISTER
ret
.cfi_endproc
.size ChaCha20_ctr32_neon,.-ChaCha20_ctr32_neon
___
{
Expand All @@ -688,17 +772,32 @@ sub NEONROUND {
.type ChaCha20_512_neon,%function
.align 5
ChaCha20_512_neon:
.cfi_startproc
AARCH64_SIGN_LINK_REGISTER
stp x29,x30,[sp,#-96]!
.cfi_def_cfa_offset 96
.cfi_offset x30, -88
.cfi_offset x29, -96
add x29,sp,#0
.cfi_def_cfa x29, 96

adrp @x[0],:pg_hi21:.Lsigma
add @x[0],@x[0],:lo12:.Lsigma
stp x19,x20,[sp,#16]
.cfi_offset x19, -80
.cfi_offset x20, -72
stp x21,x22,[sp,#32]
.cfi_offset x21, -64
.cfi_offset x22, -56
stp x23,x24,[sp,#48]
.cfi_offset x23, -48
.cfi_offset x24, -40
stp x25,x26,[sp,#64]
.cfi_offset x25, -32
.cfi_offset x26, -24
stp x27,x28,[sp,#80]
.cfi_offset x27, -16
.cfi_offset x28, -8

.L512_or_more_neon:
sub sp,sp,#128+64
Expand Down Expand Up @@ -1102,14 +1201,28 @@ sub NEONROUND {

.Ldone_512_neon:
ldp x19,x20,[x29,#16]
.cfi_restore x19
.cfi_restore x20
add sp,sp,#128+64
ldp x21,x22,[x29,#32]
.cfi_restore x21
.cfi_restore x22
ldp x23,x24,[x29,#48]
.cfi_restore x23
.cfi_restore x24
ldp x25,x26,[x29,#64]
.cfi_restore x25
.cfi_restore x26
ldp x27,x28,[x29,#80]
.cfi_restore x27
.cfi_restore x28
ldp x29,x30,[sp],#96
.cfi_restore x29
.cfi_restore x30
.cfi_def_cfa_offset 0
AARCH64_VALIDATE_LINK_REGISTER
ret
.cfi_endproc
.size ChaCha20_512_neon,.-ChaCha20_512_neon
___
}
Expand Down
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