// Unfortunately in MIPS both NOP and SLL will come in with Binary == 0
// so we have to special check for them.
unsigned Opcode = TmpInst.getOpcode();
- if ((Opcode != Mips::NOP) && (Opcode != Mips::SLL) && !Binary)
+ if ((Opcode != Mips::NOP) && (Opcode != Mips::SLL) &&
+ (Opcode != Mips::SLL_MM) && !Binary)
llvm_unreachable("unimplemented opcode in EncodeInstruction()");
if (STI.getFeatureBits() & Mips::FeatureMicroMips) {
//===----------------------------------------------------------------------===//
def : MipsInstAlias<"wait", (WAIT_MM 0x0), 1>;
+ def : MipsInstAlias<"nop", (SLL_MM ZERO, ZERO, 0), 1>;
+ def : MipsInstAlias<"nop", (MOVE16_MM ZERO, ZERO), 1>;
}
# CHECK: swm32 $16, $17, 8($4)
0x20 0x44 0xd0 0x08
+# CHECK: nop
+0x00 0x00 0x00 0x00
+
# CHECK: addu16 $6, $17, $4
0x07 0x42
# CHECK: addius5 $7, -2
0x4c 0xfc
+
+# CHECK: nop
+0x0c 0x00
# CHECK: swm32 $16, $17, 8($4)
0x44 0x20 0x08 0xd0
+# CHECK: nop
+0x00 0x00 0x00 0x00
+
# CHECK: addu16 $6, $17, $4
0x42 0x07
# CHECK: addius5 $7, -2
0xfc 0x4c
+
+# CHECK: nop
+0x00 0x0c
# CHECK-NEXT: jalr $9 # encoding: [0xc9,0x45]
# CHECK-EL: jraddiusp 20 # encoding: [0x05,0x47]
# CHECK-NEXT: jalrs16 $9 # encoding: [0xe9,0x45]
-# CHECK-EL: move $zero, $zero # encoding: [0x00,0x0c]
+# CHECK-EL: nop # encoding: [0x00,0x0c]
# CHECK-EL: jr16 $9 # encoding: [0x89,0x45]
# CHECK-EL: nop # encoding: [0x00,0x00,0x00,0x00]
# CHECK-EL: break16 8 # encoding: [0x88,0x46]
# CHECK-NEXT: jalr $9 # encoding: [0x45,0xc9]
# CHECK-EB: jraddiusp 20 # encoding: [0x47,0x05]
# CHECK-NEXT: jalrs16 $9 # encoding: [0x45,0xe9]
-# CHECK-EB: move $zero, $zero # encoding: [0x0c,0x00]
+# CHECK-EB: nop # encoding: [0x0c,0x00]
# CHECK-EB: jr16 $9 # encoding: [0x45,0x89]
# CHECK-EB: nop # encoding: [0x00,0x00,0x00,0x00]
# CHECK-EB: break16 8 # encoding: [0x46,0x88]
# CHECK-EL: bltz $6, 1332 # encoding: [0x06,0x40,0x9a,0x02]
# CHECK-EL: nop # encoding: [0x00,0x00,0x00,0x00]
# CHECK-EL: bgezals $6, 1332 # encoding: [0x66,0x42,0x9a,0x02]
-# CHECK-EL: move $zero, $zero # encoding: [0x00,0x0c]
+# CHECK-EL: nop # encoding: [0x00,0x0c]
# CHECK-EL: bltzals $6, 1332 # encoding: [0x26,0x42,0x9a,0x02]
-# CHECK-EL: move $zero, $zero # encoding: [0x00,0x0c]
+# CHECK-EL: nop # encoding: [0x00,0x0c]
#------------------------------------------------------------------------------
# Big endian
#------------------------------------------------------------------------------
# CHECK-EB: bltz $6, 1332 # encoding: [0x40,0x06,0x02,0x9a]
# CHECK-EB: nop # encoding: [0x00,0x00,0x00,0x00]
# CHECK-EB: bgezals $6, 1332 # encoding: [0x42,0x66,0x02,0x9a]
-# CHECK-EB: move $zero, $zero # encoding: [0x0c,0x00]
+# CHECK-EB: nop # encoding: [0x0c,0x00]
# CHECK-EB: bltzals $6, 1332 # encoding: [0x42,0x26,0x02,0x9a]
-# CHECK-EB: move $zero, $zero # encoding: [0x0c,0x00]
+# CHECK-EB: nop # encoding: [0x0c,0x00]
b 1332
beq $9,$6,1332
# CHECK-EL: jr $7 # encoding: [0x07,0x00,0x3c,0x0f]
# CHECK-EL: nop # encoding: [0x00,0x00,0x00,0x00]
# CHECK-EL: jals 1328 # encoding: [0x00,0x74,0x98,0x02]
-# CHECK-EL: move $zero, $zero # encoding: [0x00,0x0c]
+# CHECK-EL: nop # encoding: [0x00,0x0c]
# CHECK-EL: jalrs $ra, $6 # encoding: [0xe6,0x03,0x3c,0x4f]
-# CHECK-EL: move $zero, $zero # encoding: [0x00,0x0c]
+# CHECK-EL: nop # encoding: [0x00,0x0c]
#------------------------------------------------------------------------------
# Big endian
#------------------------------------------------------------------------------
# CHECK-EB: jr $7 # encoding: [0x00,0x07,0x0f,0x3c]
# CHECK-EB: nop # encoding: [0x00,0x00,0x00,0x00]
# CHECK-EB: jals 1328 # encoding: [0x74,0x00,0x02,0x98]
-# CHECK-EB: move $zero, $zero # encoding: [0x0c,0x00]
+# CHECK-EB: nop # encoding: [0x0c,0x00]
# CHECK-EB: jalrs $ra, $6 # encoding: [0x03,0xe6,0x4f,0x3c]
-# CHECK-EB: move $zero, $zero # encoding: [0x0c,0x00]
+# CHECK-EB: nop # encoding: [0x0c,0x00]
j 1328
jal 1328