Introduce andps for IA32/X64

replace andpd and pand in Math.abs

BUG=
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/44153002

Patch from Weiliang Lin <weiliang.lin@intel.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@17413 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/ia32/assembler-ia32.cc

@@ -2344,6 +2344,14 @@ void Assembler::extractps(Register dst, XMMRegister src, byte imm8) {
 }
 
 
+void Assembler::andps(XMMRegister dst, XMMRegister src) {
+  EnsureSpace ensure_space(this);
+  EMIT(0x0F);
+  EMIT(0x54);
+  emit_sse_operand(dst, src);
+}
+
+
 void Assembler::pand(XMMRegister dst, XMMRegister src) {
   ASSERT(IsEnabled(SSE2));
   EnsureSpace ensure_space(this);

src/ia32/assembler-ia32.h

@@ -1017,6 +1017,10 @@ class Assembler : public AssemblerBase {
 
   void cpuid();
 
+  // SSE instructions
+  void andps(XMMRegister dst, XMMRegister src);
+  void xorps(XMMRegister dst, XMMRegister src);
+
   // SSE2 instructions
   void cvttss2si(Register dst, const Operand& src);
   void cvttsd2si(Register dst, const Operand& src);
@@ -1034,7 +1038,6 @@ class Assembler : public AssemblerBase {
   void mulsd(XMMRegister dst, const Operand& src);
   void divsd(XMMRegister dst, XMMRegister src);
   void xorpd(XMMRegister dst, XMMRegister src);
-  void xorps(XMMRegister dst, XMMRegister src);
   void sqrtsd(XMMRegister dst, XMMRegister src);
 
   void andpd(XMMRegister dst, XMMRegister src);

src/ia32/disasm-ia32.cc

@@ -1042,6 +1042,14 @@ int DisassemblerIA32::InstructionDecode(v8::internal::Vector<char> out_buffer,
                            NameOfXMMRegister(regop),
                            NameOfXMMRegister(rm));
             data++;
+          } else if (f0byte == 0x54) {
+            data += 2;
+            int mod, regop, rm;
+            get_modrm(*data, &mod, &regop, &rm);
+            AppendToBuffer("andps %s,%s",
+                           NameOfXMMRegister(regop),
+                           NameOfXMMRegister(rm));
+            data++;
           } else if (f0byte == 0x57) {
             data += 2;
             int mod, regop, rm;

src/ia32/lithium-codegen-ia32.cc

@@ -3883,7 +3883,7 @@ void LCodeGen::DoMathAbs(LMathAbs* instr) {
     XMMRegister input_reg = ToDoubleRegister(instr->value());
     __ xorps(scratch, scratch);
     __ subsd(scratch, input_reg);
-    __ pand(input_reg, scratch);
+    __ andps(input_reg, scratch);
   } else if (r.IsSmiOrInteger32()) {
     EmitIntegerMathAbs(instr);
   } else {  // Tagged case.

src/x64/assembler-x64.cc

@@ -2476,6 +2476,17 @@ void Assembler::emit_farith(int b1, int b2, int i) {
 }
 
 
+// SSE operations.
+
+void Assembler::andps(XMMRegister dst, XMMRegister src) {
+  EnsureSpace ensure_space(this);
+  emit_optional_rex_32(dst, src);
+  emit(0x0F);
+  emit(0x54);
+  emit_sse_operand(dst, src);
+}
+
+
 // SSE 2 operations.
 
 void Assembler::movd(XMMRegister dst, Register src) {

src/x64/assembler-x64.h

@@ -1346,13 +1346,26 @@ class Assembler : public AssemblerBase {
 
   void sahf();
 
+  // SSE instructions
+  void movaps(XMMRegister dst, XMMRegister src);
+  void movss(XMMRegister dst, const Operand& src);
+  void movss(const Operand& dst, XMMRegister src);
+
+  void cvttss2si(Register dst, const Operand& src);
+  void cvttss2si(Register dst, XMMRegister src);
+  void cvtlsi2ss(XMMRegister dst, Register src);
+
+  void xorps(XMMRegister dst, XMMRegister src);
+  void andps(XMMRegister dst, XMMRegister src);
+
+  void movmskps(Register dst, XMMRegister src);
+
   // SSE2 instructions
   void movd(XMMRegister dst, Register src);
   void movd(Register dst, XMMRegister src);
   void movq(XMMRegister dst, Register src);
   void movq(Register dst, XMMRegister src);
   void movq(XMMRegister dst, XMMRegister src);
-  void extractps(Register dst, XMMRegister src, byte imm8);
 
   // Don't use this unless it's important to keep the
   // top half of the destination register unchanged.
@@ -1370,13 +1383,7 @@ class Assembler : public AssemblerBase {
   void movdqu(XMMRegister dst, const Operand& src);
 
   void movapd(XMMRegister dst, XMMRegister src);
-  void movaps(XMMRegister dst, XMMRegister src);
-
-  void movss(XMMRegister dst, const Operand& src);
-  void movss(const Operand& dst, XMMRegister src);
 
-  void cvttss2si(Register dst, const Operand& src);
-  void cvttss2si(Register dst, XMMRegister src);
   void cvttsd2si(Register dst, const Operand& src);
   void cvttsd2si(Register dst, XMMRegister src);
   void cvttsd2siq(Register dst, XMMRegister src);
@@ -1386,7 +1393,6 @@ class Assembler : public AssemblerBase {
   void cvtqsi2sd(XMMRegister dst, const Operand& src);
   void cvtqsi2sd(XMMRegister dst, Register src);
 
-  void cvtlsi2ss(XMMRegister dst, Register src);
 
   void cvtss2sd(XMMRegister dst, XMMRegister src);
   void cvtss2sd(XMMRegister dst, const Operand& src);
@@ -1405,11 +1411,16 @@ class Assembler : public AssemblerBase {
   void andpd(XMMRegister dst, XMMRegister src);
   void orpd(XMMRegister dst, XMMRegister src);
   void xorpd(XMMRegister dst, XMMRegister src);
-  void xorps(XMMRegister dst, XMMRegister src);
   void sqrtsd(XMMRegister dst, XMMRegister src);
 
   void ucomisd(XMMRegister dst, XMMRegister src);
   void ucomisd(XMMRegister dst, const Operand& src);
+  void cmpltsd(XMMRegister dst, XMMRegister src);
+
+  void movmskpd(Register dst, XMMRegister src);
+
+  // SSE 4.1 instruction
+  void extractps(Register dst, XMMRegister src, byte imm8);
 
   enum RoundingMode {
     kRoundToNearest = 0x0,
@@ -1420,17 +1431,6 @@ class Assembler : public AssemblerBase {
 
   void roundsd(XMMRegister dst, XMMRegister src, RoundingMode mode);
 
-  void movmskpd(Register dst, XMMRegister src);
-  void movmskps(Register dst, XMMRegister src);
-
-  void cmpltsd(XMMRegister dst, XMMRegister src);
-
-  // The first argument is the reg field, the second argument is the r/m field.
-  void emit_sse_operand(XMMRegister dst, XMMRegister src);
-  void emit_sse_operand(XMMRegister reg, const Operand& adr);
-  void emit_sse_operand(XMMRegister dst, Register src);
-  void emit_sse_operand(Register dst, XMMRegister src);
-
   // Debugging
   void Print();
 
@@ -1611,6 +1611,12 @@ class Assembler : public AssemblerBase {
   // Emit the code-object-relative offset of the label's position
   inline void emit_code_relative_offset(Label* label);
 
+  // The first argument is the reg field, the second argument is the r/m field.
+  void emit_sse_operand(XMMRegister dst, XMMRegister src);
+  void emit_sse_operand(XMMRegister reg, const Operand& adr);
+  void emit_sse_operand(XMMRegister dst, Register src);
+  void emit_sse_operand(Register dst, XMMRegister src);
+
   // Emit machine code for one of the operations ADD, ADC, SUB, SBC,
   // AND, OR, XOR, or CMP.  The encodings of these operations are all
   // similar, differing just in the opcode or in the reg field of the

src/x64/disasm-x64.cc

@@ -1260,6 +1260,13 @@ int DisassemblerX64::TwoByteOpcodeInstruction(byte* data) {
     byte_size_operand_ = idesc.byte_size_operation;
     current += PrintOperands(idesc.mnem, idesc.op_order_, current);
 
+  } else if (opcode == 0x54) {
+    // xorps xmm, xmm/m128
+    int mod, regop, rm;
+    get_modrm(*current, &mod, &regop, &rm);
+    AppendToBuffer("andps %s,", NameOfXMMRegister(regop));
+    current += PrintRightXMMOperand(current);
+
   } else if (opcode == 0x57) {
     // xorps xmm, xmm/m128
     int mod, regop, rm;

src/x64/lithium-codegen-x64.cc

@@ -3369,7 +3369,7 @@ void LCodeGen::DoMathAbs(LMathAbs* instr) {
     XMMRegister input_reg = ToDoubleRegister(instr->value());
     __ xorps(scratch, scratch);
     __ subsd(scratch, input_reg);
-    __ andpd(input_reg, scratch);
+    __ andps(input_reg, scratch);
   } else if (r.IsInteger32()) {
     EmitIntegerMathAbs(instr);
   } else if (r.IsSmi()) {

test/cctest/test-disasm-ia32.cc

@@ -354,19 +354,29 @@ TEST(DisasmIa320) {
       CpuFeatureScope fscope(&assm, SSE2);
       __ cvttss2si(edx, Operand(ebx, ecx, times_4, 10000));
       __ cvtsi2sd(xmm1, Operand(ebx, ecx, times_4, 10000));
-      __ addsd(xmm1, xmm0);
-      __ mulsd(xmm1, xmm0);
-      __ subsd(xmm1, xmm0);
-      __ divsd(xmm1, xmm0);
       __ movsd(xmm1, Operand(ebx, ecx, times_4, 10000));
       __ movsd(Operand(ebx, ecx, times_4, 10000), xmm1);
-      __ ucomisd(xmm0, xmm1);
-
+      __ movaps(xmm0, xmm1);
       // 128 bit move instructions.
       __ movdqa(xmm0, Operand(ebx, ecx, times_4, 10000));
       __ movdqa(Operand(ebx, ecx, times_4, 10000), xmm0);
       __ movdqu(xmm0, Operand(ebx, ecx, times_4, 10000));
       __ movdqu(Operand(ebx, ecx, times_4, 10000), xmm0);
+
+      __ addsd(xmm1, xmm0);
+      __ mulsd(xmm1, xmm0);
+      __ subsd(xmm1, xmm0);
+      __ divsd(xmm1, xmm0);
+      __ ucomisd(xmm0, xmm1);
+      __ cmpltsd(xmm0, xmm1);
+
+      __ andps(xmm0, xmm1);
+      __ andpd(xmm0, xmm1);
+      __ psllq(xmm0, 17);
+      __ psllq(xmm0, xmm1);
+      __ psrlq(xmm0, 17);
+      __ psrlq(xmm0, xmm1);
+      __ por(xmm0, xmm1);
     }
   }
 
@@ -393,36 +403,6 @@ TEST(DisasmIa320) {
     }
   }
 
-  // andpd, cmpltsd, movaps, psllq, psrlq, por.
-  {
-    if (CpuFeatures::IsSupported(SSE2)) {
-      CpuFeatureScope fscope(&assm, SSE2);
-      __ andpd(xmm0, xmm1);
-      __ andpd(xmm1, xmm2);
-
-      __ cmpltsd(xmm0, xmm1);
-      __ cmpltsd(xmm1, xmm2);
-
-      __ movaps(xmm0, xmm1);
-      __ movaps(xmm1, xmm2);
-
-      __ psllq(xmm0, 17);
-      __ psllq(xmm1, 42);
-
-      __ psllq(xmm0, xmm1);
-      __ psllq(xmm1, xmm2);
-
-      __ psrlq(xmm0, 17);
-      __ psrlq(xmm1, 42);
-
-      __ psrlq(xmm0, xmm1);
-      __ psrlq(xmm1, xmm2);
-
-      __ por(xmm0, xmm1);
-      __ por(xmm1, xmm2);
-    }
-  }
-
   {
     if (CpuFeatures::IsSupported(SSE2) &&
         CpuFeatures::IsSupported(SSE4_1)) {

test/cctest/test-disasm-x64.cc

@@ -335,32 +335,37 @@ TEST(DisasmX64) {
   __ fcompp();
   __ fwait();
   __ nop();
+
+  // SSE instruction
   {
-    if (CpuFeatures::IsSupported(SSE2)) {
-      CpuFeatures::Scope fscope(SSE2);
     __ cvttss2si(rdx, Operand(rbx, rcx, times_4, 10000));
     __ cvttss2si(rdx, xmm1);
+    __ movaps(xmm0, xmm1);
+
+    __ andps(xmm0, xmm1);
+  }
+  // SSE 2 instructions
+  {
     __ cvttsd2si(rdx, Operand(rbx, rcx, times_4, 10000));
     __ cvttsd2si(rdx, xmm1);
     __ cvttsd2siq(rdx, xmm1);
+    __ movsd(xmm1, Operand(rbx, rcx, times_4, 10000));
+    __ movsd(Operand(rbx, rcx, times_4, 10000), xmm1);
+    // 128 bit move instructions.
+    __ movdqa(xmm0, Operand(rbx, rcx, times_4, 10000));
+    __ movdqa(Operand(rbx, rcx, times_4, 10000), xmm0);
+
     __ addsd(xmm1, xmm0);
     __ mulsd(xmm1, xmm0);
     __ subsd(xmm1, xmm0);
     __ divsd(xmm1, xmm0);
-      __ movsd(xmm1, Operand(rbx, rcx, times_4, 10000));
-      __ movsd(Operand(rbx, rcx, times_4, 10000), xmm1);
     __ ucomisd(xmm0, xmm1);
 
-      // 128 bit move instructions.
-      __ movdqa(xmm0, Operand(rbx, rcx, times_4, 10000));
-      __ movdqa(Operand(rbx, rcx, times_4, 10000), xmm0);
-    }
+    __ andpd(xmm0, xmm1);
   }
 
   // cmov.
   {
-    if (CpuFeatures::IsSupported(CMOV)) {
-      CpuFeatures::Scope use_cmov(CMOV);
     __ cmovq(overflow, rax, Operand(rax, 0));
     __ cmovq(no_overflow, rax, Operand(rax, 1));
     __ cmovq(below, rax, Operand(rax, 2));
@@ -378,19 +383,6 @@ TEST(DisasmX64) {
     __ cmovq(less_equal, rax, Operand(rdx, 2));
     __ cmovq(greater, rax, Operand(rdx, 3));
   }
-  }
-
-  // andpd, etc.
-  {
-    if (CpuFeatures::IsSupported(SSE2)) {
-      CpuFeatures::Scope fscope(SSE2);
-      __ andpd(xmm0, xmm1);
-      __ andpd(xmm1, xmm2);
-
-      __ movaps(xmm0, xmm1);
-      __ movaps(xmm1, xmm2);
-    }
-  }
 
   {
     if (CpuFeatures::IsSupported(SSE4_1)) {