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poly1305/asm/poly1305-mips.pl: adhere to standard frame layout.

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Reviewed-by: Richard Levitte <levitte@openssl.org>
This commit is contained in:
Andy Polyakov 2016-05-27 21:50:49 +02:00
parent ff823ee89b
commit 8640f21093
1 changed files with 24 additions and 20 deletions
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44
crypto/poly1305/asm/poly1305-mips.pl
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@ -170,20 +170,27 @@ $code.=<<___;
poly1305_blocks: poly1305_blocks:
.set noreorder .set noreorder
dsrl $len,4 # number of complete blocks dsrl $len,4 # number of complete blocks
beqz $len,.Lno_data bnez $len,poly1305_blocks_internal
nop nop
jr $ra
nop
.end poly1305_blocks
.frame $sp,8*8,$ra .align 5
.ent poly1305_blocks_internal
poly1305_blocks_internal:
.frame $sp,6*8,$ra
.mask $SAVED_REGS_MASK,-8 .mask $SAVED_REGS_MASK,-8
dsub $sp,8*8 .set noreorder
sd $s5,0($sp) dsub $sp,6*8
sd $s4,8($sp) sd $s5,40($sp)
sd $s4,32($sp)
___ ___
$code.=<<___ if ($flavour =~ /nubi/i); # optimize non-nubi prologue $code.=<<___ if ($flavour =~ /nubi/i); # optimize non-nubi prologue
sd $s3,16($sp) sd $s3,24($sp)
sd $s2,24($sp) sd $s2,16($sp)
sd $s1,32($sp) sd $s1,8($sp)
sd $s0,40($sp) sd $s0,0($sp)
___ ___
$code.=<<___; $code.=<<___;
.set reorder .set reorder
@ -311,22 +318,19 @@ $code.=<<___;
sd $h2,16($ctx) sd $h2,16($ctx)
.set noreorder .set noreorder
ld $s5,0($sp) # epilogue ld $s5,40($sp) # epilogue
ld $s4,8($sp) ld $s4,32($sp)
___ ___
$code.=<<___ if ($flavour =~ /nubi/i); # optimize non-nubi epilogue $code.=<<___ if ($flavour =~ /nubi/i); # optimize non-nubi epilogue
ld $s3,16($sp) ld $s3,24($sp)
ld $s2,24($sp) ld $s2,16($sp)
ld $s1,32($sp) ld $s1,8($sp)
ld $s0,40($sp) ld $s0,0($sp)
___ ___
$code.=<<___; $code.=<<___;
dadd $sp,8*8
.Lno_data:
jr $ra jr $ra
nop dadd $sp,6*8
.end poly1305_blocks .end poly1305_blocks_internal
___ ___
} }
{ {