Convert assert(0) to llvm_unreachable
llvm-svn: 149961
diff --git a/llvm/lib/Target/ARM/MCTargetDesc/ARMAddressingModes.h b/llvm/lib/Target/ARM/MCTargetDesc/ARMAddressingModes.h
index 9982fa6..6d660c5 100644
--- a/llvm/lib/Target/ARM/MCTargetDesc/ARMAddressingModes.h
+++ b/llvm/lib/Target/ARM/MCTargetDesc/ARMAddressingModes.h
@@ -16,6 +16,7 @@
#include "llvm/ADT/APFloat.h"
#include "llvm/ADT/APInt.h"
+#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/MathExtras.h"
#include <cassert>
@@ -43,7 +44,7 @@
static inline const char *getShiftOpcStr(ShiftOpc Op) {
switch (Op) {
- default: assert(0 && "Unknown shift opc!");
+ default: llvm_unreachable("Unknown shift opc!");
case ARM_AM::asr: return "asr";
case ARM_AM::lsl: return "lsl";
case ARM_AM::lsr: return "lsr";
@@ -54,7 +55,7 @@
static inline unsigned getShiftOpcEncoding(ShiftOpc Op) {
switch (Op) {
- default: assert(0 && "Unknown shift opc!");
+ default: llvm_unreachable("Unknown shift opc!");
case ARM_AM::asr: return 2;
case ARM_AM::lsl: return 0;
case ARM_AM::lsr: return 1;
@@ -72,7 +73,7 @@
static inline const char *getAMSubModeStr(AMSubMode Mode) {
switch (Mode) {
- default: assert(0 && "Unknown addressing sub-mode!");
+ default: llvm_unreachable("Unknown addressing sub-mode!");
case ARM_AM::ia: return "ia";
case ARM_AM::ib: return "ib";
case ARM_AM::da: return "da";
@@ -569,7 +570,7 @@
}
EltBits = 64;
} else {
- assert(false && "Unsupported NEON immediate");
+ llvm_unreachable("Unsupported NEON immediate");
}
return Val;
}
diff --git a/llvm/lib/Target/ARM/MCTargetDesc/ARMELFObjectWriter.cpp b/llvm/lib/Target/ARM/MCTargetDesc/ARMELFObjectWriter.cpp
index 7d44dda..a6a67e4 100644
--- a/llvm/lib/Target/ARM/MCTargetDesc/ARMELFObjectWriter.cpp
+++ b/llvm/lib/Target/ARM/MCTargetDesc/ARMELFObjectWriter.cpp
@@ -163,7 +163,7 @@
unsigned Type = 0;
if (IsPCRel) {
switch ((unsigned)Fixup.getKind()) {
- default: assert(0 && "Unimplemented");
+ default: llvm_unreachable("Unimplemented");
case FK_Data_4:
switch (Modifier) {
default: llvm_unreachable("Unsupported Modifier");
@@ -171,8 +171,7 @@
Type = ELF::R_ARM_REL32;
break;
case MCSymbolRefExpr::VK_ARM_TLSGD:
- assert(0 && "unimplemented");
- break;
+ llvm_unreachable("unimplemented");
case MCSymbolRefExpr::VK_ARM_GOTTPOFF:
Type = ELF::R_ARM_TLS_IE32;
break;
@@ -248,8 +247,7 @@
case ARM::fixup_arm_thumb_cb:
case ARM::fixup_arm_thumb_cp:
case ARM::fixup_arm_thumb_br:
- assert(0 && "Unimplemented");
- break;
+ llvm_unreachable("Unimplemented");
case ARM::fixup_arm_uncondbranch:
Type = ELF::R_ARM_CALL;
break;
diff --git a/llvm/lib/Target/ARM/MCTargetDesc/ARMMCCodeEmitter.cpp b/llvm/lib/Target/ARM/MCTargetDesc/ARMMCCodeEmitter.cpp
index 0983b12..3a3b167 100644
--- a/llvm/lib/Target/ARM/MCTargetDesc/ARMMCCodeEmitter.cpp
+++ b/llvm/lib/Target/ARM/MCTargetDesc/ARMMCCodeEmitter.cpp
@@ -166,7 +166,7 @@
SmallVectorImpl<MCFixup> &Fixups) const {
ARM_AM::AMSubMode Mode = (ARM_AM::AMSubMode)MI.getOperand(OpIdx).getImm();
switch (Mode) {
- default: assert(0 && "Unknown addressing sub-mode!");
+ default: llvm_unreachable("Unknown addressing sub-mode!");
case ARM_AM::da: return 0;
case ARM_AM::ia: return 1;
case ARM_AM::db: return 2;
@@ -832,7 +832,7 @@
// but this is good enough for now.
static bool EvaluateAsPCRel(const MCExpr *Expr) {
switch (Expr->getKind()) {
- default: assert(0 && "Unexpected expression type");
+ default: llvm_unreachable("Unexpected expression type");
case MCExpr::SymbolRef: return false;
case MCExpr::Binary: return true;
}
@@ -856,7 +856,7 @@
MCFixupKind Kind;
switch (ARM16Expr->getKind()) {
- default: assert(0 && "Unsupported ARMFixup");
+ default: llvm_unreachable("Unsupported ARMFixup");
case ARMMCExpr::VK_ARM_HI16:
if (!isTargetDarwin() && EvaluateAsPCRel(E))
Kind = MCFixupKind(isThumb2()
diff --git a/llvm/lib/Target/ARM/MCTargetDesc/ARMMCExpr.cpp b/llvm/lib/Target/ARM/MCTargetDesc/ARMMCExpr.cpp
index 2727ba8..22e14a2 100644
--- a/llvm/lib/Target/ARM/MCTargetDesc/ARMMCExpr.cpp
+++ b/llvm/lib/Target/ARM/MCTargetDesc/ARMMCExpr.cpp
@@ -21,7 +21,7 @@
void ARMMCExpr::PrintImpl(raw_ostream &OS) const {
switch (Kind) {
- default: assert(0 && "Invalid kind!");
+ default: llvm_unreachable("Invalid kind!");
case VK_ARM_HI16: OS << ":upper16:"; break;
case VK_ARM_LO16: OS << ":lower16:"; break;
}
@@ -45,8 +45,7 @@
static void AddValueSymbols_(const MCExpr *Value, MCAssembler *Asm) {
switch (Value->getKind()) {
case MCExpr::Target:
- assert(0 && "Can't handle nested target expr!");
- break;
+ llvm_unreachable("Can't handle nested target expr!");
case MCExpr::Constant:
break;