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Falcon: explicitly use LEA instructions #143

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Merged
vbgl merged 1 commit into from
Jul 9, 2026
Merged

Falcon: explicitly use LEA instructions #143

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1 change: 0 additions & 1 deletion oldsrc-should-delete/crypto_sign/falcon/falcon512/amd64/avx2/Makefile
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Original file line number Diff line number Diff line change
@@ -1,4 +1,3 @@
ECFN := -f namespace_open
override JFLAGS += -lea
SRCS := sign.jazz
include ../../../../../Makefile.common
32 changes: 16 additions & 16 deletions oldsrc-should-delete/crypto_sign/falcon/falcon512/amd64/avx2/NTT.jinc
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Original file line number Diff line number Diff line change
Expand Up @@ -23,7 +23,7 @@ fn __NTT_top(stack u16[ARRAY_N] src, reg ptr u16[TWIDDLE_N] twiddlelo twiddlehi)
while(i < 4){

src_indx0 = src_indx + 0 * 128;
src_indx1 = src_indx + 4 * 128;
src_indx1 = #LEA(src_indx + 4 * 128);

buff0, buff1, buff2, buff3 = __load4_u256(buff0, buff1, buff2, buff3, src, src_indx0, jump);
buff4, buff5, buff6, buff7 = __load4_u256(buff4, buff5, buff6, buff7, src, src_indx1, jump);
Expand All @@ -49,7 +49,7 @@ fn __NTT_top(stack u16[ARRAY_N] src, reg ptr u16[TWIDDLE_N] twiddlelo twiddlehi)
while(i < 4){

src_indx0 = src_indx + 0 * 32;
src_indx1 = src_indx + 4 * 32;
src_indx1 = #LEA(src_indx + 4 * 32);

buff0, buff1, buff2, buff3 = __load4_u256(buff0, buff1, buff2, buff3, src, src_indx0, jump);
buff4, buff5, buff6, buff7 = __load4_u256(buff4, buff5, buff6, buff7, src, src_indx1, jump);
Expand Down Expand Up @@ -90,7 +90,7 @@ fn __NTT_bot(stack u16[ARRAY_N] src, reg ptr u16[TWIDDLE_N] twiddlelo twiddlehi)
jump = 128;

src_indx0 = src_indx + 0 * 32;
src_indx1 = src_indx + 2 * 32;
src_indx1 = #LEA(src_indx + 2 * 32);

buff0, buff1, buff2, buff3 = __load4_u256(buff0, buff1, buff2, buff3, src, src_indx0, jump);
buff4, buff5, buff6, buff7 = __load4_u256(buff4, buff5, buff6, buff7, src, src_indx1, jump);
Expand All @@ -102,8 +102,8 @@ fn __NTT_bot(stack u16[ARRAY_N] src, reg ptr u16[TWIDDLE_N] twiddlelo twiddlehi)
src = __store4_u256(buff0, buff1, buff2, buff3, src, src_indx0, jump);
src = __store4_u256(buff4, buff5, buff6, buff7, src, src_indx1, jump);

src_indx0 = src_indx + 1 * 32;
src_indx1 = src_indx + 3 * 32;
src_indx0 = #LEA(src_indx + 1 * 32);
src_indx1 = #LEA(src_indx + 3 * 32);

buff0, buff1, buff2, buff3 = __load4_u256(buff0, buff1, buff2, buff3, src, src_indx0, jump);
buff4, buff5, buff6, buff7 = __load4_u256(buff4, buff5, buff6, buff7, src, src_indx1, jump);
Expand All @@ -120,7 +120,7 @@ fn __NTT_bot(stack u16[ARRAY_N] src, reg ptr u16[TWIDDLE_N] twiddlelo twiddlehi)
jump = 32;

src_indx0 = src_indx + 0 * 32;
src_indx1 = src_indx + 4 * 32;
src_indx1 = #LEA(src_indx + 4 * 32);

buff0, buff1, buff2, buff3 = __load4_u256(buff0, buff1, buff2, buff3, src, src_indx0, jump);
buff4, buff5, buff6, buff7 = __load4_u256(buff4, buff5, buff6, buff7, src, src_indx1, jump);
Expand All @@ -134,8 +134,8 @@ fn __NTT_bot(stack u16[ARRAY_N] src, reg ptr u16[TWIDDLE_N] twiddlelo twiddlehi)

twiddle_indx += 6 * 32;

src_indx0 = src_indx + 8 * 32;
src_indx1 = src_indx + 12 * 32;
src_indx0 = #LEA(src_indx + 8 * 32);
src_indx1 = #LEA(src_indx + 12 * 32);

buff0, buff1, buff2, buff3 = __load4_u256(buff0, buff1, buff2, buff3, src, src_indx0, jump);
buff4, buff5, buff6, buff7 = __load4_u256(buff4, buff5, buff6, buff7, src, src_indx1, jump);
Expand Down Expand Up @@ -176,7 +176,7 @@ fn __iNTT_top(stack u16[ARRAY_N] src, reg ptr u16[TWIDDLE_N] twiddlelo twiddlehi
while(i < 4){

src_indx0 = src_indx + 0 * 32;
src_indx1 = src_indx + 4 * 32;
src_indx1 = #LEA(src_indx + 4 * 32);

buff0, buff1, buff2, buff3 = __load4_u256(buff0, buff1, buff2, buff3, src, src_indx0, jump);
buff4, buff5, buff6, buff7 = __load4_u256(buff4, buff5, buff6, buff7, src, src_indx1, jump);
Expand All @@ -202,7 +202,7 @@ fn __iNTT_top(stack u16[ARRAY_N] src, reg ptr u16[TWIDDLE_N] twiddlelo twiddlehi
while(i < 4){

src_indx0 = src_indx + 0 * 128;
src_indx1 = src_indx + 4 * 128;
src_indx1 = #LEA(src_indx + 4 * 128);

buff0, buff1, buff2, buff3 = __load4_u256(buff0, buff1, buff2, buff3, src, src_indx0, jump);
buff4, buff5, buff6, buff7 = __load4_u256(buff4, buff5, buff6, buff7, src, src_indx1, jump);
Expand Down Expand Up @@ -244,7 +244,7 @@ fn __iNTT_bot(stack u16[ARRAY_N] src, reg ptr u16[TWIDDLE_N] twiddlelo twiddlehi
jump = 32;

src_indx0 = src_indx + 0 * 32;
src_indx1 = src_indx + 4 * 32;
src_indx1 = #LEA(src_indx + 4 * 32);

buff0, buff1, buff2, buff3 = __load4_u256(buff0, buff1, buff2, buff3, src, src_indx0, jump);
buff4, buff5, buff6, buff7 = __load4_u256(buff4, buff5, buff6, buff7, src, src_indx1, jump);
Expand All @@ -258,8 +258,8 @@ fn __iNTT_bot(stack u16[ARRAY_N] src, reg ptr u16[TWIDDLE_N] twiddlelo twiddlehi

twiddle_indx += 6 * 32;

src_indx0 = src_indx + 8 * 32;
src_indx1 = src_indx + 12 * 32;
src_indx0 = #LEA(src_indx + 8 * 32);
src_indx1 = #LEA(src_indx + 12 * 32);

buff0, buff1, buff2, buff3 = __load4_u256(buff0, buff1, buff2, buff3, src, src_indx0, jump);
buff4, buff5, buff6, buff7 = __load4_u256(buff4, buff5, buff6, buff7, src, src_indx1, jump);
Expand All @@ -276,7 +276,7 @@ fn __iNTT_bot(stack u16[ARRAY_N] src, reg ptr u16[TWIDDLE_N] twiddlelo twiddlehi
jump = 128;

src_indx0 = src_indx + 0 * 32;
src_indx1 = src_indx + 2 * 32;
src_indx1 = #LEA(src_indx + 2 * 32);

buff0, buff1, buff2, buff3 = __load4_u256(buff0, buff1, buff2, buff3, src, src_indx0, jump);
buff4, buff5, buff6, buff7 = __load4_u256(buff4, buff5, buff6, buff7, src, src_indx1, jump);
Expand All @@ -288,8 +288,8 @@ fn __iNTT_bot(stack u16[ARRAY_N] src, reg ptr u16[TWIDDLE_N] twiddlelo twiddlehi
src = __store4_u256(buff0, buff1, buff2, buff3, src, src_indx0, jump);
src = __store4_u256(buff4, buff5, buff6, buff7, src, src_indx1, jump);

src_indx0 = src_indx + 1 * 32;
src_indx1 = src_indx + 3 * 32;
src_indx0 = #LEA(src_indx + 1 * 32);
src_indx1 = #LEA(src_indx + 3 * 32);

buff0, buff1, buff2, buff3 = __load4_u256(buff0, buff1, buff2, buff3, src, src_indx0, jump);
buff4, buff5, buff6, buff7 = __load4_u256(buff4, buff5, buff6, buff7, src, src_indx1, jump);
Expand Down
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