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Fixing extends. Xbyak doesn't have good validation, so expecting more :(

This commit is contained in:
Ben Vanik 2014-01-26 15:46:10 -08:00
parent e52a7bc3af
commit ebaf8aa16d
1 changed files with 26 additions and 14 deletions
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40
src/alloy/backend/x64/lowering/lowering_sequences.cc
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@ -867,35 +867,35 @@ void alloy::backend::x64::lowering::RegisterSequences(LoweringTable* table) {
Reg8 src;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src, 0);
e.movzx(dest, src.cvt8());
e.movzx(dest, src);
e.EndOp(dest, src);
} else if (i->Match(SIG_TYPE_I32, SIG_TYPE_I8)) {
Reg32 dest;
Reg8 src;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src, 0);
e.movzx(dest, src.cvt8());
e.movzx(dest, src);
e.EndOp(dest, src);
} else if (i->Match(SIG_TYPE_I32, SIG_TYPE_I16)) {
Reg32 dest;
Reg16 src;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src, 0);
e.movzx(dest, src.cvt8());
e.movzx(dest, src);
e.EndOp(dest, src);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I8)) {
Reg64 dest;
Reg8 src;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src, 0);
e.movzx(dest, src.cvt16());
e.movzx(dest, src);
e.EndOp(dest, src);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I16)) {
Reg64 dest;
Reg16 src;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src, 0);
e.movzx(dest, src.cvt16());
e.movzx(dest, src);
e.EndOp(dest, src);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I32)) {
Reg64 dest;
@ -917,42 +917,42 @@ void alloy::backend::x64::lowering::RegisterSequences(LoweringTable* table) {
Reg8 src;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src, 0);
e.movsx(dest, src.cvt8());
e.movsx(dest, src);
e.EndOp(dest, src);
} else if (i->Match(SIG_TYPE_I32, SIG_TYPE_I8)) {
Reg32 dest;
Reg8 src;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src, 0);
e.movsx(dest, src.cvt8());
e.movsx(dest, src);
e.EndOp(dest, src);
} else if (i->Match(SIG_TYPE_I32, SIG_TYPE_I16)) {
Reg32 dest;
Reg16 src;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src, 0);
e.movsx(dest, src.cvt8());
e.movsx(dest, src);
e.EndOp(dest, src);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I8)) {
Reg64 dest;
Reg8 src;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src, 0);
e.movsx(dest, src.cvt16());
e.movsx(dest, src);
e.EndOp(dest, src);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I16)) {
Reg64 dest;
Reg16 src;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src, 0);
e.movsx(dest, src.cvt16());
e.movsx(dest, src);
e.EndOp(dest, src);
} else if (i->Match(SIG_TYPE_I64, SIG_TYPE_I32)) {
Reg64 dest;
Reg32 src;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src, 0);
e.movsxd(dest, src.cvt32());
e.movsxd(dest, src);
e.EndOp(dest, src);
} else {
UNIMPLEMENTED_SEQ();
@ -1754,8 +1754,12 @@ void alloy::backend::x64::lowering::RegisterSequences(LoweringTable* table) {
BinaryOp(
e, i,
[](X64Emitter& e, Instr& i, const Reg& dest_src, const Operand& src) {
// Can only sar by cl. Eww x86.
Reg8 shamt(src.getIdx());
e.shr(dest_src, shamt);
e.mov(e.rax, e.rcx);
e.mov(e.cl, shamt);
e.shr(dest_src, e.cl);
e.mov(e.rcx, e.rax);
},
[](X64Emitter& e, Instr& i, const Reg& dest_src, uint32_t src) {
e.shr(dest_src, src);
@ -1775,8 +1779,12 @@ void alloy::backend::x64::lowering::RegisterSequences(LoweringTable* table) {
BinaryOp(
e, i,
[](X64Emitter& e, Instr& i, const Reg& dest_src, const Operand& src) {
// Can only sar by cl. Eww x86.
Reg8 shamt(src.getIdx());
e.sar(dest_src, shamt);
e.mov(e.rax, e.rcx);
e.mov(e.cl, shamt);
e.sar(dest_src, e.cl);
e.mov(e.rcx, e.rax);
},
[](X64Emitter& e, Instr& i, const Reg& dest_src, uint32_t src) {
e.sar(dest_src, src);
@ -1795,8 +1803,12 @@ void alloy::backend::x64::lowering::RegisterSequences(LoweringTable* table) {
BinaryOp(
e, i,
[](X64Emitter& e, Instr& i, const Reg& dest_src, const Operand& src) {
// Can only rol by cl. Eww x86.
Reg8 shamt(src.getIdx());
e.rol(dest_src, shamt);
e.mov(e.rax, e.rcx);
e.mov(e.cl, shamt);
e.rol(dest_src, e.cl);
e.mov(e.rcx, e.rax);
},
[](X64Emitter& e, Instr& i, const Reg& dest_src, uint32_t src) {
e.rol(dest_src, src);