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ec/ecp_nistz256: harmonize is_infinity with ec_GFp_simple_is_at_infinity.
[openssl.git] / crypto / ec / asm / ecp_nistz256-sparcv9.pl
diff --git a/crypto/ec/asm/ecp_nistz256-sparcv9.pl b/crypto/ec/asm/ecp_nistz256-sparcv9.pl
index 3c7ff502b964eb0706188591c9e034b637d50ef7..97201cb271b55e5e1a2be603db22b8a80b78dad5 100755 (executable)
--- a/crypto/ec/asm/ecp_nistz256-sparcv9.pl
+++ b/crypto/ec/asm/ecp_nistz256-sparcv9.pl
@@ -899,71 +899,39 @@ ecp_nistz256_point_add:
        mov     $ap,$ap_real
        mov     $bp,$bp_real
 
        mov     $ap,$ap_real
        mov     $bp,$bp_real
 
-       ld      [$bp],@acc[0]           ! in2_x
-       ld      [$bp+4],@acc[1]
-       ld      [$bp+8],@acc[2]
-       ld      [$bp+12],@acc[3]
-       ld      [$bp+16],@acc[4]
-       ld      [$bp+20],@acc[5]
-       ld      [$bp+24],@acc[6]
-       ld      [$bp+28],@acc[7]
-       ld      [$bp+32],$t0            ! in2_y
-       ld      [$bp+32+4],$t1
-       ld      [$bp+32+8],$t2
-       ld      [$bp+32+12],$t3
-       ld      [$bp+32+16],$t4
-       ld      [$bp+32+20],$t5
-       ld      [$bp+32+24],$t6
-       ld      [$bp+32+28],$t7
-       or      @acc[1],@acc[0],@acc[0]
-       or      @acc[3],@acc[2],@acc[2]
-       or      @acc[5],@acc[4],@acc[4]
-       or      @acc[7],@acc[6],@acc[6]
-       or      @acc[2],@acc[0],@acc[0]
-       or      @acc[6],@acc[4],@acc[4]
-       or      @acc[4],@acc[0],@acc[0]
+       ld      [$bp+64],$t0            ! in2_z
+       ld      [$bp+64+4],$t1
+       ld      [$bp+64+8],$t2
+       ld      [$bp+64+12],$t3
+       ld      [$bp+64+16],$t4
+       ld      [$bp+64+20],$t5
+       ld      [$bp+64+24],$t6
+       ld      [$bp+64+28],$t7
        or      $t1,$t0,$t0
        or      $t3,$t2,$t2
        or      $t5,$t4,$t4
        or      $t7,$t6,$t6
        or      $t2,$t0,$t0
        or      $t6,$t4,$t4
        or      $t1,$t0,$t0
        or      $t3,$t2,$t2
        or      $t5,$t4,$t4
        or      $t7,$t6,$t6
        or      $t2,$t0,$t0
        or      $t6,$t4,$t4
-       or      $t4,$t0,$t0
-       or      @acc[0],$t0,$t0         ! !in2infty
+       or      $t4,$t0,$t0             ! !in2infty
        movrnz  $t0,-1,$t0
        st      $t0,[%fp+STACK_BIAS-12]
 
        movrnz  $t0,-1,$t0
        st      $t0,[%fp+STACK_BIAS-12]
 
-       ld      [$ap],@acc[0]           ! in1_x
-       ld      [$ap+4],@acc[1]
-       ld      [$ap+8],@acc[2]
-       ld      [$ap+12],@acc[3]
-       ld      [$ap+16],@acc[4]
-       ld      [$ap+20],@acc[5]
-       ld      [$ap+24],@acc[6]
-       ld      [$ap+28],@acc[7]
-       ld      [$ap+32],$t0            ! in1_y
-       ld      [$ap+32+4],$t1
-       ld      [$ap+32+8],$t2
-       ld      [$ap+32+12],$t3
-       ld      [$ap+32+16],$t4
-       ld      [$ap+32+20],$t5
-       ld      [$ap+32+24],$t6
-       ld      [$ap+32+28],$t7
-       or      @acc[1],@acc[0],@acc[0]
-       or      @acc[3],@acc[2],@acc[2]
-       or      @acc[5],@acc[4],@acc[4]
-       or      @acc[7],@acc[6],@acc[6]
-       or      @acc[2],@acc[0],@acc[0]
-       or      @acc[6],@acc[4],@acc[4]
-       or      @acc[4],@acc[0],@acc[0]
+       ld      [$ap+64],$t0            ! in1_z
+       ld      [$ap+64+4],$t1
+       ld      [$ap+64+8],$t2
+       ld      [$ap+64+12],$t3
+       ld      [$ap+64+16],$t4
+       ld      [$ap+64+20],$t5
+       ld      [$ap+64+24],$t6
+       ld      [$ap+64+28],$t7
        or      $t1,$t0,$t0
        or      $t3,$t2,$t2
        or      $t5,$t4,$t4
        or      $t7,$t6,$t6
        or      $t2,$t0,$t0
        or      $t6,$t4,$t4
        or      $t1,$t0,$t0
        or      $t3,$t2,$t2
        or      $t5,$t4,$t4
        or      $t7,$t6,$t6
        or      $t2,$t0,$t0
        or      $t6,$t4,$t4
-       or      $t4,$t0,$t0
-       or      @acc[0],$t0,$t0         ! !in1infty
+       or      $t4,$t0,$t0             ! !in1infty
        movrnz  $t0,-1,$t0
        st      $t0,[%fp+STACK_BIAS-16]
 
        movrnz  $t0,-1,$t0
        st      $t0,[%fp+STACK_BIAS-16]
 
@@ -1201,37 +1169,21 @@ ecp_nistz256_point_add_affine:
        mov     $ap,$ap_real
        mov     $bp,$bp_real
 
        mov     $ap,$ap_real
        mov     $bp,$bp_real
 
-       ld      [$ap],@acc[0]           ! in1_x
-       ld      [$ap+4],@acc[1]
-       ld      [$ap+8],@acc[2]
-       ld      [$ap+12],@acc[3]
-       ld      [$ap+16],@acc[4]
-       ld      [$ap+20],@acc[5]
-       ld      [$ap+24],@acc[6]
-       ld      [$ap+28],@acc[7]
-       ld      [$ap+32],$t0            ! in1_y
-       ld      [$ap+32+4],$t1
-       ld      [$ap+32+8],$t2
-       ld      [$ap+32+12],$t3
-       ld      [$ap+32+16],$t4
-       ld      [$ap+32+20],$t5
-       ld      [$ap+32+24],$t6
-       ld      [$ap+32+28],$t7
-       or      @acc[1],@acc[0],@acc[0]
-       or      @acc[3],@acc[2],@acc[2]
-       or      @acc[5],@acc[4],@acc[4]
-       or      @acc[7],@acc[6],@acc[6]
-       or      @acc[2],@acc[0],@acc[0]
-       or      @acc[6],@acc[4],@acc[4]
-       or      @acc[4],@acc[0],@acc[0]
+       ld      [$ap+64],$t0            ! in1_z
+       ld      [$ap+64+4],$t1
+       ld      [$ap+64+8],$t2
+       ld      [$ap+64+12],$t3
+       ld      [$ap+64+16],$t4
+       ld      [$ap+64+20],$t5
+       ld      [$ap+64+24],$t6
+       ld      [$ap+64+28],$t7
        or      $t1,$t0,$t0
        or      $t3,$t2,$t2
        or      $t5,$t4,$t4
        or      $t7,$t6,$t6
        or      $t2,$t0,$t0
        or      $t6,$t4,$t4
        or      $t1,$t0,$t0
        or      $t3,$t2,$t2
        or      $t5,$t4,$t4
        or      $t7,$t6,$t6
        or      $t2,$t0,$t0
        or      $t6,$t4,$t4
-       or      $t4,$t0,$t0
-       or      @acc[0],$t0,$t0         ! !in1infty
+       or      $t4,$t0,$t0             ! !in1infty
        movrnz  $t0,-1,$t0
        st      $t0,[%fp+STACK_BIAS-16]
 
        movrnz  $t0,-1,$t0
        st      $t0,[%fp+STACK_BIAS-16]
 
@@ -2402,16 +2354,6 @@ ecp_nistz256_point_add_vis3:
        stx     $acc2,[%sp+LOCALS64+$in2_y+16]
        stx     $acc3,[%sp+LOCALS64+$in2_y+24]
 
        stx     $acc2,[%sp+LOCALS64+$in2_y+16]
        stx     $acc3,[%sp+LOCALS64+$in2_y+24]
 
-       or      $a1,$a0,$a0
-       or      $a3,$a2,$a2
-       or      $acc1,$acc0,$acc0
-       or      $acc3,$acc2,$acc2
-       or      $a2,$a0,$a0
-       or      $acc2,$acc0,$acc0
-       or      $acc0,$a0,$a0
-       movrnz  $a0,-1,$a0                      ! !in2infty
-       stx     $a0,[%fp+STACK_BIAS-8]
-
        ld      [$bp+64],$acc0                  ! in2_z
        ld      [$bp+64+4],$t0
        ld      [$bp+64+8],$acc1
        ld      [$bp+64],$acc0                  ! in2_z
        ld      [$bp+64+4],$t0
        ld      [$bp+64+8],$acc1
@@ -2445,6 +2387,12 @@ ecp_nistz256_point_add_vis3:
        stx     $acc2,[%sp+LOCALS64+$in2_z+16]
        stx     $acc3,[%sp+LOCALS64+$in2_z+24]
 
        stx     $acc2,[%sp+LOCALS64+$in2_z+16]
        stx     $acc3,[%sp+LOCALS64+$in2_z+24]
 
+       or      $acc1,$acc0,$acc0
+       or      $acc3,$acc2,$acc2
+       or      $acc2,$acc0,$acc0
+       movrnz  $acc0,-1,$acc0                  ! !in2infty
+       stx     $acc0,[%fp+STACK_BIAS-8]
+
        or      $a0,$t0,$a0
        ld      [$ap+32],$acc0                  ! in1_y
        or      $a1,$t1,$a1
        or      $a0,$t0,$a0
        ld      [$ap+32],$acc0                  ! in1_y
        or      $a1,$t1,$a1
@@ -2474,16 +2422,6 @@ ecp_nistz256_point_add_vis3:
        stx     $acc2,[%sp+LOCALS64+$in1_y+16]
        stx     $acc3,[%sp+LOCALS64+$in1_y+24]
 
        stx     $acc2,[%sp+LOCALS64+$in1_y+16]
        stx     $acc3,[%sp+LOCALS64+$in1_y+24]
 
-       or      $a1,$a0,$a0
-       or      $a3,$a2,$a2
-       or      $acc1,$acc0,$acc0
-       or      $acc3,$acc2,$acc2
-       or      $a2,$a0,$a0
-       or      $acc2,$acc0,$acc0
-       or      $acc0,$a0,$a0
-       movrnz  $a0,-1,$a0                      ! !in1infty
-       stx     $a0,[%fp+STACK_BIAS-16]
-
        ldx     [%sp+LOCALS64+$in2_z],$a0       ! forward load
        ldx     [%sp+LOCALS64+$in2_z+8],$a1
        ldx     [%sp+LOCALS64+$in2_z+16],$a2
        ldx     [%sp+LOCALS64+$in2_z],$a0       ! forward load
        ldx     [%sp+LOCALS64+$in2_z+8],$a1
        ldx     [%sp+LOCALS64+$in2_z+16],$a2
@@ -2510,6 +2448,12 @@ ecp_nistz256_point_add_vis3:
        stx     $acc2,[%sp+LOCALS64+$in1_z+16]
        stx     $acc3,[%sp+LOCALS64+$in1_z+24]
 
        stx     $acc2,[%sp+LOCALS64+$in1_z+16]
        stx     $acc3,[%sp+LOCALS64+$in1_z+24]
 
+       or      $acc1,$acc0,$acc0
+       or      $acc3,$acc2,$acc2
+       or      $acc2,$acc0,$acc0
+       movrnz  $acc0,-1,$acc0                  ! !in1infty
+       stx     $acc0,[%fp+STACK_BIAS-16]
+
        call    __ecp_nistz256_sqr_mont_vis3    ! p256_sqr_mont(Z2sqr, in2_z);
        add     %sp,LOCALS64+$Z2sqr,$rp
 
        call    __ecp_nistz256_sqr_mont_vis3    ! p256_sqr_mont(Z2sqr, in2_z);
        add     %sp,LOCALS64+$Z2sqr,$rp
 
@@ -2871,16 +2815,6 @@ ecp_nistz256_point_add_affine_vis3:
        stx     $acc2,[%sp+LOCALS64+$in1_y+16]
        stx     $acc3,[%sp+LOCALS64+$in1_y+24]
 
        stx     $acc2,[%sp+LOCALS64+$in1_y+16]
        stx     $acc3,[%sp+LOCALS64+$in1_y+24]
 
-       or      $a1,$a0,$a0
-       or      $a3,$a2,$a2
-       or      $acc1,$acc0,$acc0
-       or      $acc3,$acc2,$acc2
-       or      $a2,$a0,$a0
-       or      $acc2,$acc0,$acc0
-       or      $acc0,$a0,$a0
-       movrnz  $a0,-1,$a0                      ! !in1infty
-       stx     $a0,[%fp+STACK_BIAS-16]
-
        ld      [$ap+64],$a0                    ! in1_z
        ld      [$ap+64+4],$t0
        ld      [$ap+64+8],$a1
        ld      [$ap+64],$a0                    ! in1_z
        ld      [$ap+64+4],$t0
        ld      [$ap+64+8],$a1
@@ -2902,6 +2836,12 @@ ecp_nistz256_point_add_affine_vis3:
        stx     $a2,[%sp+LOCALS64+$in1_z+16]
        stx     $a3,[%sp+LOCALS64+$in1_z+24]
 
        stx     $a2,[%sp+LOCALS64+$in1_z+16]
        stx     $a3,[%sp+LOCALS64+$in1_z+24]
 
+       or      $a1,$a0,$t0
+       or      $a3,$a2,$t2
+       or      $t2,$t0,$t0
+       movrnz  $t0,-1,$t0                      ! !in1infty
+       stx     $t0,[%fp+STACK_BIAS-16]
+
        call    __ecp_nistz256_sqr_mont_vis3    ! p256_sqr_mont(Z1sqr, in1_z);
        add     %sp,LOCALS64+$Z1sqr,$rp
 
        call    __ecp_nistz256_sqr_mont_vis3    ! p256_sqr_mont(Z1sqr, in1_z);
        add     %sp,LOCALS64+$Z1sqr,$rp
 
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