X87: Land the Fan (disabled)

src/x87/assembler-x87.cc

Index: src/x87/assembler-x87.cc
diff --git a/src/x87/assembler-x87.cc b/src/x87/assembler-x87.cc
index 557be236ba062f1b3d3495d5cd3d46b51c00bc01..8b5ebcfd9f6427309743245eb5f0026f9593ce69 100644
--- a/src/x87/assembler-x87.cc
+++ b/src/x87/assembler-x87.cc
@@ -567,6 +567,13 @@ void Assembler::xchg(Register dst, Register src) {
 }
 
 
+void Assembler::xchg(Register dst, const Operand& src) {
+  EnsureSpace ensure_space(this);
+  EMIT(0x87);
+  emit_operand(dst, src);
+}
+
+
 void Assembler::adc(Register dst, int32_t imm32) {
   EnsureSpace ensure_space(this);
   emit_arith(2, Operand(dst), Immediate(imm32));
@@ -750,10 +757,17 @@ void Assembler::cdq() {
 }
 
 
-void Assembler::idiv(Register src) {
+void Assembler::idiv(const Operand& src) {
+  EnsureSpace ensure_space(this);
+  EMIT(0xF7);
+  emit_operand(edi, src);
+}
+
+
+void Assembler::div(const Operand& src) {
   EnsureSpace ensure_space(this);
   EMIT(0xF7);
-  EMIT(0xF8 | src.code());
+  emit_operand(esi, src);
 }
 
 
@@ -773,14 +787,19 @@ void Assembler::imul(Register dst, const Operand& src) {
 
 
 void Assembler::imul(Register dst, Register src, int32_t imm32) {
+  imul(dst, Operand(src), imm32);
+}
+
+
+void Assembler::imul(Register dst, const Operand& src, int32_t imm32) {
   EnsureSpace ensure_space(this);
   if (is_int8(imm32)) {
     EMIT(0x6B);
-    EMIT(0xC0 | dst.code() << 3 | src.code());
+    emit_operand(dst, src);
     EMIT(imm32);
   } else {
     EMIT(0x69);
-    EMIT(0xC0 | dst.code() << 3 | src.code());
+    emit_operand(dst, src);
     emit(imm32);
   }
 }
@@ -820,6 +839,13 @@ void Assembler::neg(Register dst) {
 }
 
 
+void Assembler::neg(const Operand& dst) {
+  EnsureSpace ensure_space(this);
+  EMIT(0xF7);
+  emit_operand(ebx, dst);
+}
+
+
 void Assembler::not_(Register dst) {
   EnsureSpace ensure_space(this);
   EMIT(0xF7);
@@ -827,6 +853,13 @@ void Assembler::not_(Register dst) {
 }
 
 
+void Assembler::not_(const Operand& dst) {
+  EnsureSpace ensure_space(this);
+  EMIT(0xF7);
+  emit_operand(edx, dst);
+}
+
+
 void Assembler::or_(Register dst, int32_t imm32) {
   EnsureSpace ensure_space(this);
   emit_arith(1, Operand(dst), Immediate(imm32));
@@ -902,24 +935,24 @@ void Assembler::ror_cl(Register dst) {
 }
 
 
-void Assembler::sar(Register dst, uint8_t imm8) {
+void Assembler::sar(const Operand& dst, uint8_t imm8) {
   EnsureSpace ensure_space(this);
   ASSERT(is_uint5(imm8));  // illegal shift count
   if (imm8 == 1) {
     EMIT(0xD1);
-    EMIT(0xF8 | dst.code());
+    emit_operand(edi, dst);
   } else {
     EMIT(0xC1);
-    EMIT(0xF8 | dst.code());
+    emit_operand(edi, dst);
     EMIT(imm8);
   }
 }
 
 
-void Assembler::sar_cl(Register dst) {
+void Assembler::sar_cl(const Operand& dst) {
   EnsureSpace ensure_space(this);
   EMIT(0xD3);
-  EMIT(0xF8 | dst.code());
+  emit_operand(edi, dst);
 }
 
 
@@ -938,24 +971,24 @@ void Assembler::shld(Register dst, const Operand& src) {
 }
 
 
-void Assembler::shl(Register dst, uint8_t imm8) {
+void Assembler::shl(const Operand& dst, uint8_t imm8) {
   EnsureSpace ensure_space(this);
   ASSERT(is_uint5(imm8));  // illegal shift count
   if (imm8 == 1) {
     EMIT(0xD1);
-    EMIT(0xE0 | dst.code());
+    emit_operand(esp, dst);
   } else {
     EMIT(0xC1);
-    EMIT(0xE0 | dst.code());
+    emit_operand(esp, dst);
     EMIT(imm8);
   }
 }
 
 
-void Assembler::shl_cl(Register dst) {
+void Assembler::shl_cl(const Operand& dst) {
   EnsureSpace ensure_space(this);
   EMIT(0xD3);
-  EMIT(0xE0 | dst.code());
+  emit_operand(esp, dst);
 }
 
 
@@ -967,24 +1000,24 @@ void Assembler::shrd(Register dst, const Operand& src) {
 }
 
 
-void Assembler::shr(Register dst, uint8_t imm8) {
+void Assembler::shr(const Operand& dst, uint8_t imm8) {
   EnsureSpace ensure_space(this);
   ASSERT(is_uint5(imm8));  // illegal shift count
   if (imm8 == 1) {
     EMIT(0xD1);
-    EMIT(0xE8 | dst.code());
+    emit_operand(ebp, dst);
   } else {
     EMIT(0xC1);
-    EMIT(0xE8 | dst.code());
+    emit_operand(ebp, dst);
     EMIT(imm8);
   }
 }
 
 
-void Assembler::shr_cl(Register dst) {
+void Assembler::shr_cl(const Operand& dst) {
   EnsureSpace ensure_space(this);
   EMIT(0xD3);
-  EMIT(0xE8 | dst.code());
+  emit_operand(ebp, dst);
 }