Update x64_sequences.cc
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@ -3269,7 +3269,7 @@ EMITTER_OPCODE_TABLE(
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// OPCODE_MUL_ADD
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// OPCODE_MUL_ADD
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// ============================================================================
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// ============================================================================
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// d = 1 * 2 + 3
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// d = 1 * 2 + 3
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// $0 = $1×$0 + $2
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// $0 = $1<EFBFBD>$0 + $2
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// TODO(benvanik): use other forms (132/213/etc) to avoid register shuffling.
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// TODO(benvanik): use other forms (132/213/etc) to avoid register shuffling.
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// dest could be src2 or src3 - need to ensure it's not before overwriting dest
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// dest could be src2 or src3 - need to ensure it's not before overwriting dest
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// perhaps use other 132/213/etc
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// perhaps use other 132/213/etc
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@ -3332,7 +3332,7 @@ EMITTER_OPCODE_TABLE(
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// OPCODE_MUL_SUB
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// OPCODE_MUL_SUB
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// ============================================================================
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// ============================================================================
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// d = 1 * 2 - 3
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// d = 1 * 2 - 3
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// $0 = $2×$0 - $3
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// $0 = $2<EFBFBD>$0 - $3
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// TODO(benvanik): use other forms (132/213/etc) to avoid register shuffling.
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// TODO(benvanik): use other forms (132/213/etc) to avoid register shuffling.
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// dest could be src2 or src3 - need to ensure it's not before overwriting dest
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// dest could be src2 or src3 - need to ensure it's not before overwriting dest
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// perhaps use other 132/213/etc
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// perhaps use other 132/213/etc
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@ -4445,7 +4445,7 @@ EMITTER(EXTRACT_I16, MATCH(I<OPCODE_EXTRACT, I16<>, V128<>, I8<>>)) {
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e.vpextrw(i.dest.reg().cvt32(), i.src1, VEC128_W(i.src2.constant()));
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e.vpextrw(i.dest.reg().cvt32(), i.src1, VEC128_W(i.src2.constant()));
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} else {
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} else {
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// TODO(benvanik): try out hlide's version:
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// TODO(benvanik): try out hlide's version:
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// e.mov(e.eax, 7);
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// e.mov(e.eax, 7);
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// e.and(e.al, i.src2); // eax = [i&7, 0, 0, 0]
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// e.and(e.al, i.src2); // eax = [i&7, 0, 0, 0]
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// e.imul(e.eax, 0x00000202); // [(i&7)*2, (i&7)*2, 0, 0]
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// e.imul(e.eax, 0x00000202); // [(i&7)*2, (i&7)*2, 0, 0]
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// e.xor(e.eax, 0x80800203); // [((i&7)*2)^3, ((i&7)*2)^2, 0x80, 0x80]
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// e.xor(e.eax, 0x80800203); // [((i&7)*2)^3, ((i&7)*2)^2, 0x80, 0x80]
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@ -4468,7 +4468,7 @@ EMITTER(EXTRACT_I32, MATCH(I<OPCODE_EXTRACT, I32<>, V128<>, I8<>>)) {
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e.vpextrd(i.dest, i.src1, VEC128_D(i.src2.constant()));
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e.vpextrd(i.dest, i.src1, VEC128_D(i.src2.constant()));
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} else {
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} else {
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// TODO(benvanik): try out hlide's version:
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// TODO(benvanik): try out hlide's version:
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// e.mov(e.eax, 3);
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// e.mov(e.eax, 3);
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// e.and(e.al, i.src2); // eax = [(i&3), 0, 0, 0]
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// e.and(e.al, i.src2); // eax = [(i&3), 0, 0, 0]
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// e.imul(e.eax, 0x04040404); // [(i&3)*4, (i&3)*4, (i&3)*4, (i&3)*4]
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// e.imul(e.eax, 0x04040404); // [(i&3)*4, (i&3)*4, (i&3)*4, (i&3)*4]
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// e.add(e.eax, 0x00010203); // [((i&3)*4)+3, ((i&3)*4)+2, ((i&3)*4)+1, ((i&3)*4)+0]
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// e.add(e.eax, 0x00010203); // [((i&3)*4)+3, ((i&3)*4)+2, ((i&3)*4)+1, ((i&3)*4)+0]
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@ -4495,7 +4495,7 @@ EMITTER(EXTRACT_F32, MATCH(I<OPCODE_EXTRACT, F32<>, V128<>, I8<>>)) {
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} else {
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} else {
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XEASSERTALWAYS();
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XEASSERTALWAYS();
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// TODO(benvanik): try out hlide's version:
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// TODO(benvanik): try out hlide's version:
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// e.mov(e.eax, 3);
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// e.mov(e.eax, 3);
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// e.and(e.al, i.src2); // eax = [(i&3), 0, 0, 0]
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// e.and(e.al, i.src2); // eax = [(i&3), 0, 0, 0]
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// e.imul(e.eax, 0x04040404); // [(i&3)*4, (i&3)*4, (i&3)*4, (i&3)*4]
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// e.imul(e.eax, 0x04040404); // [(i&3)*4, (i&3)*4, (i&3)*4, (i&3)*4]
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// e.add(e.eax, 0x00010203); // [((i&3)*4)+3, ((i&3)*4)+2, ((i&3)*4)+1, ((i&3)*4)+0]
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// e.add(e.eax, 0x00010203); // [((i&3)*4)+3, ((i&3)*4)+2, ((i&3)*4)+1, ((i&3)*4)+0]
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