Backed out changeset 3172e3fa6e24 (bug 1294606)

js/src/jit/arm/Lowering-arm.cpp

@@ -34,12 +34,6 @@ LIRGeneratorARM::useByteOpRegister(MDefinition* mir)
     return useRegister(mir);
 }
 
-LAllocation
-LIRGeneratorARM::useByteOpRegisterAtStart(MDefinition* mir)
-{
-    return useRegisterAtStart(mir);
-}
-
 LAllocation
 LIRGeneratorARM::useByteOpRegisterOrNonDoubleConstant(MDefinition* mir)
 {

js/src/jit/arm/Lowering-arm.h

@@ -27,7 +27,6 @@ class LIRGeneratorARM : public LIRGeneratorShared
     // x86 has constraints on what registers can be formatted for 1-byte
     // stores and loads; on ARM all registers are okay.
     LAllocation useByteOpRegister(MDefinition* mir);
-    LAllocation useByteOpRegisterAtStart(MDefinition* mir);
     LAllocation useByteOpRegisterOrNonDoubleConstant(MDefinition* mir);
     LDefinition tempByteOpRegister();
 

js/src/jit/arm64/Lowering-arm64.cpp

@@ -29,12 +29,6 @@ LIRGeneratorARM64::useByteOpRegister(MDefinition* mir)
     MOZ_CRASH("useByteOpRegister");
 }
 
-LAllocation
-LIRGeneratorARM64::useByteOpRegisterAtStart(MDefinition* mir)
-{
-    MOZ_CRASH("useByteOpRegister");
-}
-
 LAllocation
 LIRGeneratorARM64::useByteOpRegisterOrNonDoubleConstant(MDefinition* mir)
 {

js/src/jit/arm64/Lowering-arm64.h

@@ -25,7 +25,6 @@ class LIRGeneratorARM64 : public LIRGeneratorShared
                                bool useAtStart = false);
 
     LAllocation useByteOpRegister(MDefinition* mir);
-    LAllocation useByteOpRegisterAtStart(MDefinition* mir);
     LAllocation useByteOpRegisterOrNonDoubleConstant(MDefinition* mir);
 
     inline LDefinition tempToUnbox() {

js/src/jit/mips-shared/Lowering-mips-shared.cpp

@@ -23,12 +23,6 @@ LIRGeneratorMIPSShared::useByteOpRegister(MDefinition* mir)
     return useRegister(mir);
 }
 
-LAllocation
-LIRGeneratorMIPSShared::useByteOpRegisterAtStart(MDefinition* mir)
-{
-    return useRegisterAtStart(mir);
-}
-
 LAllocation
 LIRGeneratorMIPSShared::useByteOpRegisterOrNonDoubleConstant(MDefinition* mir)
 {

js/src/jit/mips-shared/Lowering-mips-shared.h

@@ -23,7 +23,6 @@ class LIRGeneratorMIPSShared : public LIRGeneratorShared
     // x86 has constraints on what registers can be formatted for 1-byte
     // stores and loads; on MIPS all registers are okay.
     LAllocation useByteOpRegister(MDefinition* mir);
-    LAllocation useByteOpRegisterAtStart(MDefinition* mir);
     LAllocation useByteOpRegisterOrNonDoubleConstant(MDefinition* mir);
     LDefinition tempByteOpRegister();
 

js/src/jit/none/Lowering-none.h

@@ -24,7 +24,6 @@ class LIRGeneratorNone : public LIRGeneratorShared
     LBoxAllocation useBoxFixed(MDefinition*, Register, Register, bool useAtStart = false) { MOZ_CRASH(); }
 
     LAllocation useByteOpRegister(MDefinition*) { MOZ_CRASH(); }
-    LAllocation useByteOpRegisterAtStart(MDefinition*) { MOZ_CRASH(); }
     LAllocation useByteOpRegisterOrNonDoubleConstant(MDefinition*) { MOZ_CRASH(); }
     LDefinition tempByteOpRegister() { MOZ_CRASH(); }
     LDefinition tempToUnbox() { MOZ_CRASH(); }

js/src/jit/x64/Lowering-x64.cpp

@@ -29,12 +29,6 @@ LIRGeneratorX64::useByteOpRegister(MDefinition* mir)
     return useRegister(mir);
 }
 
-LAllocation
-LIRGeneratorX64::useByteOpRegisterAtStart(MDefinition* mir)
-{
-    return useRegisterAtStart(mir);
-}
-
 LAllocation
 LIRGeneratorX64::useByteOpRegisterOrNonDoubleConstant(MDefinition* mir)
 {

js/src/jit/x64/Lowering-x64.h

@@ -35,7 +35,6 @@ class LIRGeneratorX64 : public LIRGeneratorX86Shared
     // x86 has constraints on what registers can be formatted for 1-byte
     // stores and loads; on x64 all registers are okay.
     LAllocation useByteOpRegister(MDefinition* mir);
-    LAllocation useByteOpRegisterAtStart(MDefinition* mir);
     LAllocation useByteOpRegisterOrNonDoubleConstant(MDefinition* mir);
     LDefinition tempByteOpRegister();
 

js/src/jit/x86/Lowering-x86.cpp

@@ -31,12 +31,6 @@ LIRGeneratorX86::useByteOpRegister(MDefinition* mir)
     return useFixed(mir, eax);
 }
 
-LAllocation
-LIRGeneratorX86::useByteOpRegisterAtStart(MDefinition* mir)
-{
-    return useFixedAtStart(mir, eax);
-}
-
 LAllocation
 LIRGeneratorX86::useByteOpRegisterOrNonDoubleConstant(MDefinition* mir)
 {

js/src/jit/x86/Lowering-x86.h

@@ -30,7 +30,6 @@ class LIRGeneratorX86 : public LIRGeneratorX86Shared
     // will assert on us.) Ideally, we'd just ask the register allocator to
     // give us one of {al,bl,cl,dl}. For now, just useFixed(al).
     LAllocation useByteOpRegister(MDefinition* mir);
-    LAllocation useByteOpRegisterAtStart(MDefinition* mir);
     LAllocation useByteOpRegisterOrNonDoubleConstant(MDefinition* mir);
     LDefinition tempByteOpRegister();